Compare commits

...
217 Commits
Author SHA1 Message Date
87owo f8dbd12b69 Add files via upload 2026-05-06 12:54:54 +08:00
87owo cf6ba66dd2 Add files via upload 2026-05-04 23:29:36 +08:00
87owo 2080b5d10a Add files via upload 2026-05-04 23:29:14 +08:00
87owo dd180977d9 Add files via upload 2026-05-04 23:28:48 +08:00
87owo 221dcbaf1b Add files via upload 2026-05-04 23:28:13 +08:00
87owo 1a2098f4fb Add files via upload 2026-05-04 23:27:50 +08:00
87owo 73eab17110 Add files via upload 2026-05-03 11:34:05 +08:00
87owo 978a336358 Update README.md 2026-05-03 03:27:57 +08:00
87owo 6a0fd4e427 Update README.md 2026-05-03 03:23:58 +08:00
87owo 5fd4efd920 Add files via upload 2026-05-03 03:20:31 +08:00
87owo 43be2987f5 Add files via upload 2026-05-02 17:47:38 +08:00
87owo 06cc048fdc Add files via upload 2026-05-02 17:47:03 +08:00
87owo 5752471420 Add files via upload 2026-05-02 16:16:46 +08:00
87owo 3dfe12b90a Add files via upload 2026-05-02 15:48:47 +08:00
87owo ad1e3501b1 Add files via upload 2026-05-02 15:33:52 +08:00
87owo 1b46572e4c Add files via upload 2026-05-02 15:09:42 +08:00
87owo 9d8e42d34c Add files via upload 2026-05-02 15:09:28 +08:00
87owo 3f6e9dab3e Add files via upload 2026-05-02 15:09:06 +08:00
87owo ad85f11875 Add files via upload 2026-05-02 01:49:17 +08:00
87owo 9ae31834cc Add files via upload 2026-05-02 01:16:32 +08:00
87owo 49a4dc6942 Add files via upload 2026-05-02 01:16:05 +08:00
87owo a9f58cc30f Add files via upload 2026-05-02 01:15:51 +08:00
87owo bdb2198582 Add files via upload 2026-05-02 01:15:28 +08:00
87owo f32a77ca8b Add files via upload 2026-05-01 23:16:30 +08:00
87owo 121d3fb0ae Add files via upload 2026-05-01 23:15:59 +08:00
87owo 1dd72f7600 Add files via upload 2026-05-01 23:15:22 +08:00
87owo c7c168b007 Add files via upload 2026-05-01 23:14:45 +08:00
87owo 441b41c6af Add files via upload 2026-05-01 23:13:56 +08:00
87owo 49a907283a Add files via upload 2026-05-01 15:41:33 +08:00
87owo 0ffc52f9ba Add files via upload 2026-05-01 13:10:33 +08:00
87owo 4e96ec49e7 Update README.md 2026-04-29 21:04:53 +08:00
87owo dfb4646f51 Delete Embed directory 2026-04-29 21:04:30 +08:00
87owo a8e82c38c9 Add files via upload 2026-04-29 18:09:24 +08:00
87owo dba23289fd Add files via upload 2026-04-29 17:41:00 +08:00
87owo c2c1eb98d9 Add files via upload 2026-04-29 16:19:44 +08:00
87owo 364176912d Add files via upload 2026-04-28 14:38:35 +08:00
87owo 202245baad Add files via upload 2026-04-28 14:10:07 +08:00
87owo c3fa99640c Add files via upload 2026-04-27 15:03:53 +08:00
87owo a7c34b5a6a Add files via upload 2026-04-27 10:19:47 +08:00
87owo 05de092642 Update README.md 2026-04-26 22:35:28 +08:00
87owo 1bfa40c841 Add files via upload 2026-04-26 21:13:42 +08:00
87owo c325435ae8 Add files via upload 2026-04-26 15:41:47 +08:00
87owo b978bd41c3 Add files via upload 2026-04-26 14:31:23 +08:00
87owo f03d8733b0 Add files via upload 2026-04-26 14:30:49 +08:00
87owo a624b3b759 Update README.md 2026-04-26 14:29:57 +08:00
87owo d683398ba9 Add files via upload 2026-04-26 14:28:24 +08:00
87owo 42f692b82d Add files via upload 2026-04-26 14:27:33 +08:00
87owo 855fe9115e Delete Engine/Pattern directory 2026-04-26 14:26:30 +08:00
87owo d6bd383822 Add files via upload 2026-04-26 02:13:58 +08:00
87owo b1b77b73ac Add files via upload 2026-04-25 21:45:46 +08:00
87owo 8d87adcc50 Add files via upload 2026-04-25 21:45:32 +08:00
87owo 49bf6c54e7 Delete Interface/main.py 2026-04-25 20:53:22 +08:00
87owo 7e92e0b1d9 Add files via upload 2026-04-25 20:52:55 +08:00
87owo f0805d320c Add files via upload 2026-04-25 19:19:36 +08:00
87owo 364f48a6f0 Update README.md 2026-04-25 16:55:34 +08:00
87owo cfebf6df0e Update README.md 2026-04-25 16:40:38 +08:00
87owo 688855b72d Update README.md 2026-04-25 16:38:08 +08:00
87owo 77b275a04b Update README.md 2026-04-25 16:30:11 +08:00
87owo 98b142df12 Update README.md 2026-04-25 16:01:11 +08:00
87owo c5fe845f18 Delete PYAS_Resource.py 2026-04-25 15:59:56 +08:00
87owo e5e9629d31 Delete PYAS_Interface.py 2026-04-25 15:59:48 +08:00
87owo b65b9e6bfb Delete PYAS_Config.py 2026-04-25 15:59:26 +08:00
87owo 93ae8b02e3 Add files via upload 2026-04-25 15:55:56 +08:00
87owo 5c183ea200 Add files via upload 2026-04-25 15:54:58 +08:00
87owo 661765f08c Add files via upload 2026-04-25 15:54:33 +08:00
87owo 60fa19c681 Add files via upload 2026-04-25 15:53:27 +08:00
87owo 606eddba53 Add files via upload 2026-04-21 14:56:52 +08:00
87owo 71605ade31 Add files via upload 2026-04-19 02:21:41 +08:00
87owo ee409e4872 Add files via upload 2026-04-18 01:41:13 +08:00
87owo 91024abc4a Add files via upload 2026-04-15 19:59:41 +08:00
87owo 99de36a6cf Add files via upload 2026-04-15 19:57:35 +08:00
87owo ac1e48dc30 Add files via upload 2026-04-12 13:49:40 +08:00
87owo 494bab3380 Add files via upload 2026-04-12 13:42:38 +08:00
87owo 6696ca93ce Add files via upload 2026-04-11 16:50:33 +08:00
87owo b7e80fb8ed Add files via upload 2026-04-10 17:47:07 +08:00
87owo ce5b642d3e Add files via upload 2026-04-10 15:50:15 +08:00
87owo 76d414164a Update PYAS.py 2026-04-10 15:16:07 +08:00
87owo b6d13047ba Merge pull request #40 from MichaelMVS/fix-bare-except-clauses
Fix bare except clauses to catch only Exception types
2026-04-10 15:05:22 +08:00
87owo f1ba295796 Update README.md 2026-04-10 14:45:49 +08:00
zocomputer 415abef4fc Fix bare except clauses to catch only Exception types
Replace bare 'except:' with 'except Exception:' in three locations:
- check_process_survival (line ~1632): when accessing pe.szExeFile
- get_process_name (line ~1782): when getting process name from snapshot
- pipe_server_thread (line ~2340): when terminating malicious processes

Bare except clauses also catch SystemExit and KeyboardInterrupt,
which can prevent proper shutdown and mask serious issues.
Using 'except Exception:' allows the code to properly handle
expected errors while letting system-exiting events propagate.
2026-04-10 06:40:26 +00:00
87owo 95af2014d8 Update README.md 2026-04-10 14:39:38 +08:00
87owo f75b039daf Add files via upload 2026-04-10 14:35:02 +08:00
87owo 65b1ac78f3 Rename train_vt.py to train_server_lfp.py 2026-04-10 14:27:44 +08:00
87owo b067591882 Add files via upload 2026-04-10 14:24:58 +08:00
87owo 7941d76fd7 Delete Engine/Properties/train.py 2026-04-10 14:13:24 +08:00
87owo 7bff601beb Add files via upload 2026-04-10 14:12:27 +08:00
87owo 7b4da32bee Update README.md 2026-04-10 14:00:42 +08:00
87owo bbf2974703 Update README.md 2026-04-10 13:50:28 +08:00
87owo f5abaf06de Add files via upload 2026-04-08 17:57:14 +08:00
87owo 88023dd09e Add files via upload 2026-04-08 01:20:52 +08:00
87owo eec2996fab Add files via upload 2026-04-07 23:53:35 +08:00
87owo 97ca200c29 Add files via upload 2026-04-07 23:52:55 +08:00
87owo f0600ea3a3 Add files via upload 2026-04-07 23:52:20 +08:00
87owo 19b3eb51d7 Add files via upload 2026-04-04 16:02:36 +08:00
87owo 871dabf142 Add files via upload 2026-04-02 01:30:02 +08:00
87owo 58795b9349 Add files via upload 2026-04-01 23:42:12 +08:00
87owo 1ef769842b Add files via upload 2026-04-01 22:45:57 +08:00
87owo 6051570414 Add files via upload 2026-04-01 22:45:18 +08:00
87owo da5d5d0dc7 Add files via upload 2026-03-31 19:39:18 +08:00
87owo 782aa22d4d Add files via upload 2026-03-31 19:14:08 +08:00
87owo 0084867f38 Add files via upload 2026-03-29 21:14:20 +08:00
87owo 5a27858f86 Add files via upload 2026-03-27 02:17:54 +08:00
87owo 7905d8375f Add files via upload 2026-03-25 15:59:26 +08:00
87owo ba8aa63d75 Add files via upload 2026-03-16 15:10:16 +08:00
87owo ac82778e26 Add files via upload 2026-03-11 17:55:19 +08:00
87owo 55d2661e38 Add files via upload 2026-03-11 17:37:54 +08:00
87owo 4803b89294 Update train.py 2026-03-11 16:05:26 +08:00
87owo e48adbd87d Add files via upload 2026-03-11 16:00:07 +08:00
87owo 227314d83c Add files via upload 2026-03-08 03:53:52 +08:00
87owo 3c0e21eb02 Add files via upload 2026-03-08 03:42:55 +08:00
87owo 86d6153ef1 Add files via upload 2026-03-08 02:56:01 +08:00
87owo 78cf8bded3 Add files via upload 2026-03-07 12:50:56 +08:00
87owo 26d12181cd Add files via upload 2026-03-07 12:49:07 +08:00
87owo 8d184b011c Add files via upload 2026-03-01 18:40:56 +08:00
87owo ed3a1444ec Add files via upload 2026-03-01 18:19:34 +08:00
87owo d3e70a47cd Add files via upload 2026-03-01 18:19:08 +08:00
87owo 3171151219 Add files via upload 2026-03-01 18:16:04 +08:00
87owo e407867635 Add files via upload 2026-03-01 17:46:39 +08:00
87owo 6d9cfab55f Add files via upload 2026-02-26 02:50:09 +08:00
87owo f0bce029f0 Add files via upload 2026-02-26 01:21:41 +08:00
87owo d47960a0cf Add files via upload 2026-02-26 01:20:03 +08:00
87owo 8416018afe Add files via upload 2026-02-23 17:48:40 +08:00
87owo e93fc70169 Add files via upload 2026-02-23 17:47:50 +08:00
87owo 5b3474c781 Add files via upload 2026-02-23 01:04:21 +08:00
87owo 8d2a9f3b2b Add files via upload 2026-02-20 14:14:19 +08:00
87owo 73d09f9b09 Add files via upload 2026-02-20 13:49:18 +08:00
87owo 4e7c6efa2a Add files via upload 2026-02-20 13:46:13 +08:00
87owo 81a884bc61 Update PYAS_Engine.py 2026-02-18 23:56:27 +08:00
87owo ac4f960352 Add files via upload 2026-02-10 17:45:23 +08:00
87owo e4b3e4e438 Add files via upload 2026-02-10 17:44:48 +08:00
87owo d6ee476296 Add files via upload 2026-02-10 17:44:15 +08:00
87owo c23741ba9a Add files via upload 2026-02-10 17:43:47 +08:00
87owo 7bac5b4740 Add files via upload 2026-02-10 17:43:04 +08:00
87owo 1fe440168e Add files via upload 2026-02-04 23:11:56 +08:00
87owo 26ad57138b Add files via upload 2026-02-04 23:11:14 +08:00
87owo 92e1fdaf0f Add files via upload 2026-02-04 23:09:59 +08:00
87owo 357540d0ad Update README.md 2026-01-24 01:19:33 +08:00
87owo 405622a91e Update README.md 2026-01-24 01:14:02 +08:00
87owo 5686c73c56 Update README.md 2026-01-24 01:11:38 +08:00
87owo 76e2f787ac Update README.md 2026-01-24 01:10:28 +08:00
87owo 02b67f4e6a Update README.md 2026-01-24 01:06:59 +08:00
87owo a2ab527761 Update README.md 2026-01-24 01:05:17 +08:00
87owo f1142ae742 Add files via upload 2026-01-23 14:48:01 +08:00
87owo decb222dac Add files via upload 2026-01-23 14:25:34 +08:00
87owo 00c598e6f7 Add files via upload 2026-01-23 14:25:11 +08:00
87owo e9843dd3a5 Add files via upload 2026-01-23 14:24:27 +08:00
87owo 37f390742b Add files via upload 2026-01-23 14:23:14 +08:00
87owo 533e7dfd15 Add files via upload 2026-01-23 13:49:06 +08:00
87owo ddcbe1cd51 Delete Engine directory 2026-01-23 13:46:15 +08:00
87owo 4eabd04bc6 Add files via upload 2026-01-23 13:44:24 +08:00
87owo c8f2da6ac9 Add files via upload 2026-01-23 13:43:17 +08:00
87owo 8820ac4bf3 Add files via upload 2026-01-23 13:42:37 +08:00
87owo 236b200f39 Add files via upload 2026-01-12 14:28:24 +08:00
87owo 6789e32674 Add files via upload 2026-01-12 14:27:37 +08:00
87owo 9eb55deedf Add files via upload 2026-01-12 13:29:30 +08:00
87owo 6e76b5b8eb Add files via upload 2026-01-12 13:28:04 +08:00
87owo 491b0da83d Add files via upload 2026-01-10 22:48:17 +08:00
87owo 5d2c17e940 Add files via upload 2026-01-10 22:47:35 +08:00
87owo 0497c4a9e7 Add files via upload 2026-01-10 20:05:44 +08:00
87owo 6d0765848b Add files via upload 2026-01-10 20:03:39 +08:00
87owo 40c4ae71bd Merge pull request #35 from secretlay3r/main
refactor: replace ifs with dicts/sets + simplify exception handling
2026-01-10 19:37:25 +08:00
secretlay3r 8edba10dff Update PYAS.py
backup_mbr():
- Shorten except blocks logic into one
- Add len(mbr) == 512 check  
- Add MBR_SIGNATURE instead of just b"\x55\xAA"

pipe_server_thread():
- Replace whole ifs chain with RULES dict
- Replace [4001, 5001] with KILL_CODES set (for readability)

get_window_info()  and  get_process_name():
- Extract process name logic into private _get_process_name()
2026-01-10 14:17:27 +03:00
87owo 85aa7bc652 Add files via upload 2026-01-09 14:05:47 +08:00
87owo 854ad1db07 Add files via upload 2026-01-09 00:11:30 +08:00
87owo 955600a1e1 Add files via upload 2026-01-07 22:19:13 +08:00
87owo b739134d85 Add files via upload 2026-01-07 22:18:36 +08:00
87owo 723152566d Add files via upload 2026-01-07 21:10:34 +08:00
87owo 678b045e0e Update README.md 2026-01-07 17:47:13 +08:00
87owo 681f4df49a Add files via upload 2026-01-07 17:44:23 +08:00
87owo b19f7d7098 Add files via upload 2026-01-06 15:11:42 +08:00
87owo daaae3ec10 Add files via upload 2026-01-06 14:43:06 +08:00
87owo c14957afff Update and rename convert_full.py to convert.py 2026-01-04 22:34:35 +08:00
87owo 843a4998f1 Delete Engine/Model/convert.py 2026-01-04 20:45:08 +08:00
87owo 9637e74edc Add files via upload 2026-01-04 20:17:23 +08:00
87owo b1bdf4f671 Add files via upload 2026-01-04 18:55:43 +08:00
87owo 238ed8e364 Add files via upload 2026-01-04 18:55:04 +08:00
87owo 8aa1509863 Add files via upload 2026-01-04 13:41:45 +08:00
87owo aac182e30b Add files via upload 2026-01-04 13:40:19 +08:00
87owo ac7e953acc Add files via upload 2026-01-04 12:28:25 +08:00
87owo 6ae0f27e05 Add files via upload 2026-01-04 11:46:45 +08:00
87owo f6e5a92400 Add files via upload 2026-01-02 22:27:59 +08:00
87owo 5e5ff3428c Add files via upload 2026-01-02 22:26:42 +08:00
87owo 1cdbb9c402 Add files via upload 2026-01-02 22:25:22 +08:00
87owo 8caacd1870 Update README.md 2026-01-01 21:38:30 +08:00
87owo cfbc4c9c20 Update README.md 2026-01-01 21:29:21 +08:00
87owo 76dbf1c5d0 Add files via upload 2026-01-01 20:38:03 +08:00
87owo c0e7c4afa5 Add files via upload 2026-01-01 18:31:39 +08:00
87owo 9da0970d85 Delete ProtectRules.cpp 2026-01-01 18:31:01 +08:00
87owo d6f2ad32a7 Delete ProtectRegistry.cpp 2026-01-01 18:30:54 +08:00
87owo 8dbc87a331 Delete ProtectProcess.cpp 2026-01-01 18:30:45 +08:00
87owo 77eb1ce44e Delete ProtectFile.cpp 2026-01-01 18:30:37 +08:00
87owo e12f4ae61a Delete ProtectBoot.cpp 2026-01-01 18:30:29 +08:00
87owo c23a73625f Delete DriverEntry.cpp 2026-01-01 18:30:20 +08:00
87owo 3a66946686 Delete DriverCommon.h 2026-01-01 18:30:13 +08:00
87owo 7fef43701f Add files via upload 2026-01-01 18:29:52 +08:00
87owo 7f5eb34ac6 Add files via upload 2026-01-01 17:41:40 +08:00
87owo ba4369f829 Add files via upload 2026-01-01 03:39:49 +08:00
87owo 81af2e51fc Delete Plugins/Filter/ProtectScreen.c 2026-01-01 03:37:53 +08:00
87owo dff09064c8 Delete Plugins/Filter/ProtectRules.h 2026-01-01 03:37:45 +08:00
87owo ee0bb32cce Delete Plugins/Filter/ProtectRules.c 2026-01-01 03:37:35 +08:00
87owo 4a215c308b Delete Plugins/Filter/ProtectRegistry.c 2026-01-01 03:37:18 +08:00
87owo 79493a96ea Delete Plugins/Filter/ProtectRemote.c 2026-01-01 03:37:07 +08:00
87owo 3cca1c4671 Delete Plugins/Filter/ProtectProcess.c 2026-01-01 03:36:54 +08:00
87owo 72e9923d08 Delete Plugins/Filter/ProtectMatch.h 2026-01-01 03:36:43 +08:00
87owo 406e152891 Delete Plugins/Filter/ProtectMatch.c 2026-01-01 03:36:27 +08:00
87owo e9eb569d50 Delete Plugins/Filter/ProtectInject.c 2026-01-01 03:36:17 +08:00
87owo 640b389e44 Delete Plugins/Filter/ProtectImage.c 2026-01-01 03:36:07 +08:00
87owo 314e3349d6 Delete Plugins/Filter/ProtectFile.c 2026-01-01 03:35:56 +08:00
87owo 0ae4d72bc9 Delete Plugins/Filter/ProtectBoot.c 2026-01-01 03:35:45 +08:00
87owo 8920a5fb21 Delete Plugins/Filter/DriverPipe.c 2026-01-01 03:35:34 +08:00
87owo b338ff5dd9 Delete Plugins/Filter/DriverEntry.h 2026-01-01 03:35:25 +08:00
87owo 87e2fcb37c Delete Plugins/Filter/DriverEntry.c 2026-01-01 03:35:05 +08:00
87owo bab43e3b17 Add files via upload 2026-01-01 03:34:44 +08:00
87owo e602088330 Add files via upload 2025-12-29 20:14:49 +08:00
87owo 2f6db92077 Add files via upload 2025-12-29 20:14:14 +08:00
87owo cee33c0f77 Add files via upload 2025-12-28 14:58:49 +08:00
87owo 4fcdaa10b6 Add files via upload 2025-12-28 14:54:52 +08:00
49 changed files with 10920 additions and 290081 deletions

No files matched your search

File renamed without changes.
-68
View File
@@ -1,68 +0,0 @@
from PIL import Image
import numpy, pefile, os
####################################################################################################
def preprocess_image(file_data, size, channels=1):
width, height = size
wah = int(numpy.ceil(numpy.sqrt(len(file_data) / channels)))
arr = numpy.frombuffer(file_data, dtype=numpy.uint8)
img = numpy.zeros(wah*wah*channels, dtype=numpy.uint8)
img[:len(file_data)] = arr
image = Image.fromarray(img.reshape((wah, wah)), 'L')
return image.resize((width, height), Image.Resampling.NEAREST)
####################################################################################################
def is_text_file(content, sample_size=1024):
raw = content[:sample_size]
if not raw:
return False
text_char = set(range(32, 127)) | {9, 10, 13}
nontext = sum(b not in text_char for b in raw)
return nontext / len(raw) < 0.15
def get_type(file_path):
suffix = {".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys", ".mui", ".cpl"}
match_data = {}
if not os.path.splitext(file_path)[-1].lower() in suffix:
return match_data
try:
with pefile.PE(file_path, fast_load=True) as pe:
for section in pe.sections:
name = section.Name.rstrip(b'\x00').decode('latin1').lower()
data = section.get_data()
if data:
match_data[name] = section.get_data()
except pefile.PEFormatError:
with open(file_path, 'rb') as f:
file_content = f.read()
if is_text_file(file_content):
match_data[os.path.splitext(file_path)[-1].lower()] = file_content
return match_data
####################################################################################################
def file_to_images(input_dir, output_dir):
for root, dirs, files in os.walk(input_dir):
for file in files:
try:
file_path = os.path.join(root, file)
for name, data in get_type(file_path).items():
print(name, file_path)
relative_path = os.path.relpath(root, input_dir)
output_path_dir = os.path.join(output_dir, relative_path)
if not os.path.exists(output_path_dir):
os.makedirs(output_path_dir)
image = preprocess_image(data, (224, 224))
image.save(os.path.join(output_path_dir, f"{name}_{file}.png"))
except Exception as e:
print(e)
####################################################################################################
input_directory = input('Enter the folder path: ')
output_directory = "./Image_Output"
file_to_images(input_directory, output_directory)
input('Conversion Complete')
-34
View File
@@ -1,34 +0,0 @@
import os, hashlib
####################################################################################################
def calc_sha256(path):
with open(path, "rb") as f:
return hashlib.sha256(f.read()).digest()
def dedup_realtime(root):
seen = set()
deleted = 0
for dirpath, _, files in os.walk(root):
for name in files:
p = os.path.join(dirpath, name)
try:
h = calc_sha256(p)
except Exception:
continue
if h in seen:
try:
os.remove(p)
print(p)
deleted += 1
except Exception:
pass
else:
seen.add(h)
print(f"deleted {deleted}")
####################################################################################################
if __name__ == "__main__":
dedup_realtime(input("Input file path: "))
input('Deduplicate Complete')
-163
View File
@@ -1,163 +0,0 @@
import tensorflow as tf
import os, tf2onnx, numpy, random
from PIL import Image
from tensorflow.keras import *
from collections import Counter
####################################################################################################
Image.MAX_IMAGE_PIXELS = None
tf.keras.mixed_precision.set_global_policy('mixed_float16')
####################################################################################################
def load_dataset(data_dir, image_size=(224, 224), val_split=0.00001, batch_size=256, color_mode="grayscale"):
channels = 1 if color_mode == "grayscale" else 3
file_paths, labels, class_indices = get_file_list(data_dir)
combined = list(zip(file_paths, labels))
random.shuffle(combined)
file_paths[:], labels[:] = zip(*combined)
num_val = int(val_split * len(file_paths))
train_files = file_paths[num_val:]
train_labels = labels[num_val:]
val_files = file_paths[:num_val]
val_labels = labels[:num_val]
num_classes = len(class_indices)
train_ds = tf.data.Dataset.from_tensor_slices((train_files, train_labels))
train_ds = train_ds.map(lambda f, l: parse_fn(f, l, image_size, channels, num_classes), num_parallel_calls=tf.data.AUTOTUNE)
train_ds = train_ds.batch(batch_size).prefetch(tf.data.AUTOTUNE)
val_ds = tf.data.Dataset.from_tensor_slices((val_files, val_labels))
val_ds = val_ds.map(lambda f, l: parse_fn(f, l, image_size, channels, num_classes), num_parallel_calls=tf.data.AUTOTUNE)
val_ds = val_ds.batch(batch_size).prefetch(tf.data.AUTOTUNE)
train_ds.class_indices = class_indices
return train_ds, val_ds
####################################################################################################
def parse_fn(filename, label, image_size, channels, num_classes):
img = tf.io.read_file(filename)
img = tf.image.decode_image(img, channels=channels, expand_animations=False)
img = tf.cond(tf.reduce_all(tf.equal(tf.shape(img)[:2], image_size)), lambda: tf.cast(img, tf.float32), lambda: tf.image.resize(img, image_size))
img = tf.cast(img, tf.float32) / 255.0
label = tf.one_hot(label, depth=num_classes)
return img, label
def get_file_list(directory):
file_paths, labels, class_indices = [], [], {}
for i, cls in enumerate(sorted([d for d in os.listdir(directory) if os.path.isdir(os.path.join(directory, d))])):
class_indices[cls] = i
cls_dir = os.path.join(directory, cls)
for root, _, files in os.walk(cls_dir):
for file in files:
if file.lower().endswith(('.jpg', '.jpeg', '.png', '.bmp', '.gif')):
file_paths.append(os.path.join(root, file))
labels.append(i)
return file_paths, labels, class_indices
####################################################################################################
def multi_conv(x, strides):
convs = []
for k in [(1, 7), (1, 1), (3, 3), (5, 5)]:
c = layers.DepthwiseConv2D(kernel_size=k, strides=strides, padding='same', activation='gelu')(x)
convs.append(c)
x = layers.Concatenate()(convs)
x = layers.BatchNormalization()(x)
return layers.Activation('gelu')(x)
def gated_conv(x, strides):
c = layers.DepthwiseConv2D(3, strides=strides, padding='same', activation='gelu')(x)
g = layers.DepthwiseConv2D(3, strides=strides, padding='same', activation='sigmoid')(x)
return layers.Multiply()([c, g])
def coordinate_attention(x, reduction):
input_shape = tf.shape(x)
h, w = input_shape[1], input_shape[2]
filters = x.shape[-1]
mip = max(8, filters // reduction)
x_h = layers.Lambda(lambda t: tf.reduce_mean(t, axis=2, keepdims=True))(x)
x_w = layers.Lambda(lambda t: tf.reduce_mean(t, axis=1, keepdims=True))(x)
x_w_t = layers.Permute((2, 1, 3))(x_w)
x_cat = layers.Concatenate(axis=1)([x_h, x_w_t])
x_cat = layers.Conv2D(mip, 1, padding='valid', use_bias=False)(x_cat)
x_cat = layers.BatchNormalization()(x_cat)
x_cat = layers.Activation('gelu')(x_cat)
x_cat_h, x_cat_w = layers.Lambda(lambda t: tf.split(t[0], [t[1], t[2]], axis=1))([x_cat, h, w])
x_h_sigmoid = layers.Conv2D(filters, 1, padding='valid', activation='sigmoid')(x_cat_h)
x_cat_w = layers.Permute((2, 1, 3))(x_cat_w)
x_w_sigmoid = layers.Conv2D(filters, 1, padding='valid', activation='sigmoid')(x_cat_w)
return layers.Multiply()([x, x_h_sigmoid, x_w_sigmoid])
def build_model(input_shape, num_classes):
i = layers.Input(shape=input_shape)
x = multi_conv(i, strides=1)
x = gated_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = coordinate_attention(x, reduction=4)
x = layers.GlobalMaxPooling2D()(x)
x = layers.Dense(x.shape[-1] // 2, activation='gelu', dtype='float32')(x)
o = layers.Dense(num_classes, activation='softmax', dtype='float32')(x)
return models.Model(i, o)
####################################################################################################
def calculate_lr_cosine_sq(epoch, total_epochs=25, lr_start=5e-4, lr_end=1e-6):
cos_val = 0.5 * (1 + numpy.cos(epoch / total_epochs * numpy.pi))
return lr_end + (lr_start - lr_end) * (cos_val ** 2)
def lr_scheduler(epoch):
return calculate_lr_cosine_sq(epoch)
def categorical_focal_loss(gamma=2.0, alpha=0.25):
def focal_loss(y_true, y_pred):
y_pred = tf.clip_by_value(y_pred, tf.keras.backend.epsilon(), 1.0 - tf.keras.backend.epsilon())
cross_entropy = -y_true * tf.math.log(y_pred)
loss = alpha * tf.math.pow(1.0 - y_pred, gamma) * cross_entropy
return tf.reduce_sum(loss, axis=-1)
return focal_loss
class CustomModelCheckpoint(callbacks.Callback):
def on_epoch_end(self, epoch, logs=False):
models.save_model(self.model, f"PYAS_Model_Epoch_{epoch + 1}.h5")
spec = (tf.TensorSpec((None,) + train_ds.image_shape, tf.float32),)
model_proto, _ = tf2onnx.convert.from_keras(self.model, input_signature=spec, opset=17)
with open(f"PYAS_Model_Epoch_{epoch + 1}.onnx", "wb") as f:
f.write(model_proto.SerializeToString())
####################################################################################################
train_ds, val_ds = load_dataset(r'.\Image_File_Pefile')
for imgs, _ in train_ds.take(1):
train_ds.image_shape = imgs.shape[1:]
break
try:
model = models.load_model('PYAS_Model_Epoch_0.h5')
print("Load model from disk")
except:
print("Creating a new model")
model = build_model(train_ds.image_shape, len(train_ds.class_indices))
print(f"Total parameters: {model.count_params()}")
model.compile(optimizer='adam', loss=categorical_focal_loss(gamma=2.0, alpha=0.25),
metrics=['accuracy', metrics.Precision(name='precision'), metrics.Recall(name='recall'),
metrics.FalsePositives(name='fp'), metrics.TrueNegatives(name='tn')])
model.fit(train_ds, epochs=25, callbacks=[CustomModelCheckpoint(), callbacks.LearningRateScheduler(lr_scheduler)], validation_data=val_ds)
input('Training Complete')
+721
View File
@@ -0,0 +1,721 @@
import os, sys, time, ctypes, sqlite3, datetime, pefile, math, hashlib
import numpy as np
import ctypes.wintypes
####################################################################################################
DB_PATH = "pe_features.db"
BATCH_SIZE = 1000
MAX_FILE_SIZE = 4 * 1024 * 1024 * 1024
TARGET_EXTENSIONS = {
'.exe', '.dll', '.sys', '.ocx', '.scr', '.efi', '.acm', '.ax', '.cpl', '.drv', '.com', '.mui', '.pyd'
}
####################################################################################################
class WINTRUST_FILE_INFO(ctypes.Structure):
_fields_ = [
("cbStruct", ctypes.wintypes.DWORD),
("pcwszFilePath", ctypes.wintypes.LPCWSTR),
("hFile", ctypes.wintypes.HANDLE),
("pgKnownSubject", ctypes.wintypes.LPVOID)
]
class WINTRUST_DATA_UNION(ctypes.Union):
_fields_ = [
("pFile", ctypes.POINTER(WINTRUST_FILE_INFO)),
("pCatalog", ctypes.wintypes.LPVOID),
("pBlob", ctypes.wintypes.LPVOID),
("pSgnr", ctypes.wintypes.LPVOID),
("pCert", ctypes.wintypes.LPVOID)
]
class WINTRUST_DATA(ctypes.Structure):
_fields_ = [
("cbStruct", ctypes.wintypes.DWORD),
("pPolicyCallbackData", ctypes.wintypes.LPVOID),
("pSIPClientData", ctypes.wintypes.LPVOID),
("dwUIChoice", ctypes.wintypes.DWORD),
("fdwRevocationChecks", ctypes.wintypes.DWORD),
("dwUnionChoice", ctypes.wintypes.DWORD),
("u", WINTRUST_DATA_UNION),
("dwStateAction", ctypes.wintypes.DWORD),
("hWVTStateData", ctypes.wintypes.HANDLE),
("pwszURLReference", ctypes.wintypes.LPCWSTR),
("dwProvFlags", ctypes.wintypes.DWORD),
("dwUIContext", ctypes.wintypes.DWORD),
("pSignatureSettings", ctypes.wintypes.LPVOID)
]
class GUID(ctypes.Structure):
_fields_ = [
("Data1", ctypes.wintypes.DWORD),
("Data2", ctypes.wintypes.WORD),
("Data3", ctypes.wintypes.WORD),
("Data4", ctypes.c_ubyte * 8)
]
V2_GUID = GUID(0x00AAC56B, 0xCD44, 0x11D0, (ctypes.c_ubyte * 8)(0x8C, 0xC2, 0x00, 0xC0, 0x4F, 0xC2, 0x95, 0xEE))
####################################################################################################
def verify_signature(file_path):
if os.name != 'nt':
return 0
try:
wintrust = ctypes.windll.wintrust
wintrust.WinVerifyTrust.argtypes = [ctypes.wintypes.HWND, ctypes.POINTER(GUID), ctypes.wintypes.LPVOID]
wintrust.WinVerifyTrust.restype = ctypes.wintypes.LONG
abs_path = os.path.abspath(file_path)
fi = WINTRUST_FILE_INFO()
fi.cbStruct = ctypes.sizeof(WINTRUST_FILE_INFO)
fi.pcwszFilePath = abs_path
fi.hFile = None
fi.pgKnownSubject = None
wt_union = WINTRUST_DATA_UNION()
wt_union.pFile = ctypes.pointer(fi)
td = WINTRUST_DATA()
td.cbStruct = ctypes.sizeof(WINTRUST_DATA)
td.pPolicyCallbackData = None
td.pSIPClientData = None
td.dwUIChoice = 2
td.fdwRevocationChecks = 0
td.dwUnionChoice = 1
td.u = wt_union
td.dwStateAction = 0
td.hWVTStateData = None
td.pwszURLReference = None
td.dwProvFlags = 0
td.dwUIContext = 0
td.pSignatureSettings = None
return 1 if wintrust.WinVerifyTrust(None, ctypes.byref(V2_GUID), ctypes.byref(td)) == 0 else 0
except Exception as e:
print(e)
return 0
####################################################################################################
class Features:
API_CAT_MAPPING = {
'ProcessControl': {
'CreateProcessA', 'CreateProcessW', 'WinExec', 'ShellExecuteA', 'ShellExecuteW',
'ShellExecuteExW', 'ExitProcess', 'TerminateProcess', 'OpenProcess', 'GetExitCodeProcess',
'SetThreadPriority', 'GetThreadPriority', 'GetCurrentProcess', 'GetCurrentProcessId',
'GetModuleFileNameA', 'GetCommandLineA', 'GetModuleFileNameW', 'GetStartupInfoW'
},
'Injection': {
'VirtualAlloc', 'VirtualAllocEx', 'VirtualProtect', 'VirtualProtectEx', 'WriteProcessMemory',
'ReadProcessMemory', 'CreateRemoteThread', 'QueueUserAPC', 'SetThreadContext', 'GetThreadContext',
'Wow64SetThreadContext', 'NtUnmapViewOfSection', 'ZwUnmapViewOfSection', 'RtlCreateUserThread',
'SetWindowsHookExA', 'SetWindowsHookExW', 'UnhookWindowsHookEx', 'LoadLibraryA', 'LoadLibraryW',
'LoadLibraryExA', 'LoadLibraryExW', 'GetProcAddress', 'GetModuleHandleA', 'GetModuleHandleW',
'FreeLibrary', 'CreateFileMappingA', 'CreateFileMappingW', 'MapViewOfFile', 'UnmapViewOfSection',
'VirtualFree', 'VirtualQuery'
},
'Synchronization': {
'WaitForSingleObject', 'WaitForSingleObjectEx', 'WaitForMultipleObjects', 'WaitForMultipleObjectsEx',
'CreateMutexA', 'CreateMutexW', 'OpenMutexW', 'ReleaseMutex', 'CreateEventA', 'CreateEventW',
'OpenEventW', 'SetEvent', 'ResetEvent', 'EnterCriticalSection', 'LeaveCriticalSection',
'InitializeCriticalSection', 'DeleteCriticalSection', 'Sleep', 'SleepEx',
'InitializeCriticalSectionAndSpinCount', 'InterlockedDecrement', 'InterlockedIncrement',
'InterlockedExchange', 'InterlockedCompareExchange', 'SetTimer', 'KillTimer'
},
'MultiThreading': {
'CreateThread', 'ResumeThread', 'SuspendThread', 'ExitThread', 'TerminateThread',
'GetCurrentThread', 'GetCurrentThreadId', 'TlsAlloc', 'TlsSetValue', 'TlsGetValue',
'CreateThreadpoolWork', 'SubmitThreadpoolWork', 'TlsFree'
},
'Network': {
'socket', 'connect', 'send', 'recv', 'bind', 'listen', 'accept', 'gethostbyname', 'getaddrinfo',
'WSAStartup', 'WSACleanup', 'WSAIoctl', 'WSASocketA', 'WSASocketW', 'closesocket', 'htons',
'InternetOpenA', 'InternetOpenW', 'InternetConnectA', 'InternetConnectW', 'InternetOpenUrlA',
'InternetOpenUrlW', 'HttpOpenRequestA', 'HttpOpenRequestW', 'HttpSendRequestA', 'HttpSendRequestW',
'InternetReadFile', 'URLDownloadToFileA', 'URLDownloadToFileW', 'DnsQuery_A', 'DnsQuery_W'
},
'Encryption': {
'CryptAcquireContextA', 'CryptAcquireContextW', 'CryptCreateHash', 'CryptHashData',
'CryptDeriveKey', 'CryptEncrypt', 'CryptDecrypt', 'CryptDestroyKey', 'CryptDestroyHash',
'CryptReleaseContext', 'CryptGenKey', 'CryptImportKey', 'CryptExportKey'
},
'DataObfuscation': {
'RtlDecompressBuffer', 'MultiByteToWideChar', 'WideCharToMultiByte', 'Base64Decode',
'CryptDecodeObject', 'IsDBCSLeadByte', 'CharUpperA', 'CharLowerA',
'GetStringTypeW', 'LCMapStringW', 'IsValidCodePage', 'DecodePointer', 'EncodePointer'
},
'FileIO': {
'CreateFileA', 'CreateFileW', 'WriteFile', 'ReadFile', 'DeleteFileA', 'DeleteFileW',
'CopyFileA', 'CopyFileW', 'MoveFileA', 'MoveFileW', 'FindFirstFileA', 'FindNextFileA',
'GetTempPathA', 'GetTempPathW', 'GetTempFileNameA', 'GetTempFileNameW', 'SetFileAttributesA',
'SetFileAttributesW', 'DeviceIoControl', 'SetFileTime', 'GetFileSize', 'GetFileSizeEx',
'SetFilePointer', 'FlushFileBuffers', 'ConnectNamedPipe', 'PeekNamedPipe',
'CloseHandle', 'GetFileType', 'SetStdHandle', 'SetFilePointerEx', 'FindClose',
'SetHandleCount', 'SetEndOfFile', 'GetFullPathNameA', 'GetFileAttributesA'
},
'Registry': {
'RegOpenKeyExA', 'RegOpenKeyExW', 'RegSetValueExA', 'RegSetValueExW',
'RegCreateKeyExA', 'RegCreateKeyExW', 'RegDeleteKeyA', 'RegDeleteKeyW',
'RegEnumValueA', 'RegEnumValueW', 'RegQueryValueExA', 'RegQueryValueExW',
'RegDeleteValueA', 'RegDeleteValueW', 'RegCloseKey'
},
'Services': {
'OpenSCManagerA', 'OpenSCManagerW', 'CreateServiceA', 'CreateServiceW',
'StartServiceA', 'StartServiceW', 'ControlService', 'DeleteService'
},
'Privileges': {
'AdjustTokenPrivileges', 'LookupPrivilegeValueA', 'LookupPrivilegeValueW',
'OpenProcessToken', 'NetUserAdd', 'NetLocalGroupAddMembers', 'IsAdmin',
'GetUserNameA', 'GetUserNameW'
},
'Native': {
'RtlUnwind', 'RtlVirtualUnwind', 'RtlCaptureContext', 'RtlLookupFunctionEntry',
'NtClose', 'NtQueryInformationProcess', 'RtlAllocateHeap', 'RtlFreeHeap',
'GetSystemTimeAsFileTime', 'GetLocalTime', 'GlobalMemoryStatus',
'GetVersionExA', 'GetVersionExW', 'GetComputerNameA', 'GetComputerNameW',
'GetLastError', 'GetACP', 'RaiseException', 'SetLastError', 'GetEnvironmentStringsW',
'FreeEnvironmentStringsW', 'GetLocaleInfoA', 'lstrlenA', 'GetVersion', 'GetSystemInfo',
'CompareStringA'
},
'DotNet': {
'_CorExeMain', '_CorDllMain'
},
'AntiDebug': {
'IsDebuggerPresent', 'CheckRemoteDebuggerPresent', 'OutputDebugStringA', 'OutputDebugStringW',
'GetTickCount', 'GetTickCount64', 'QueryPerformanceCounter', 'FindWindowA', 'FindWindowW',
'EnumWindows', 'EnumChildWindows', 'GetWindowRect', 'GetClientRect', 'SetWindowDisplayAffinity',
'UnhandledExceptionFilter', 'SetUnhandledExceptionFilter', 'IsProcessorFeaturePresent',
'SetErrorMode', 'GetTimeZoneInformation', 'GetDriveTypeW', 'GetDiskFreeSpaceA'
},
'Keylogging': {
'GetAsyncKeyState', 'GetKeyState', 'GetKeyboardState', 'MapVirtualKeyA', 'MapVirtualKeyW',
'ToAscii', 'ToAsciiEx', 'ToUnicode', 'ToUnicodeEx', 'GetKeyNameTextA', 'GetForegroundWindow',
'KeybdEvent', 'SendInput', 'MapVirtualKeyExA', 'MapVirtualKeyExW', 'CallNextHookEx'
},
'Input': {
'GetCursorPos', 'SetCursorPos', 'MouseEvent', 'GetDoubleClickTime',
'GetCapture', 'SetCapture'
},
'ScreenCapture': {
'BitBlt', 'StretchBlt', 'GetDC', 'GetWindowDC', 'CreateCompatibleDC', 'CreateCompatibleBitmap',
'GdipSaveImageToFile', 'PrintWindow', 'GetDesktopWindow', 'CreateDCW', 'CreateDCA',
'SelectObject', 'DeleteDC', 'DeleteObject', 'GetDeviceCaps', 'GetSystemMetrics'
},
'Graphics': {
'Direct3DCreate9', 'D3D11CreateDevice'
},
'Audio': {
'WaveInOpen', 'WaveInClose', 'WaveInStart', 'WaveInStop'
},
'Clipboard': {
'OpenClipboard', 'CloseClipboard', 'GetClipboardData', 'SetClipboardData'
},
'Camera': {
'CapCreateCaptureWindowA', 'CapCreateCaptureWindowW'
},
'Memory': {
'HeapAlloc', 'HeapFree', 'HeapSize', 'HeapCreate', 'GetProcessHeap',
'LocalAlloc', 'LocalFree', 'GlobalAlloc', 'GlobalFree', 'GlobalUnlock',
'HeapDestroy', 'GlobalLock', 'SysFreeString', 'SysAllocStringLen'
},
'Resource': {
'LoadResource', 'SizeofResource', 'LockResource', 'FreeResource', 'FindResourceA'
},
'WindowControl': {
'ShowWindow', 'DestroyWindow', 'TranslateMessage', 'DispatchMessageA', 'GetWindow',
'PeekMessageA', 'GetWindowLongA', 'CallWindowProcA', 'SetWindowLongA', 'GetWindowTextA',
'ScreenToClient', 'GetActiveWindow', 'CreateWindowExA', 'DefWindowProcA', 'GetMessageA',
'RegisterClassA', 'UnregisterClassA', 'MessageBoxA'
},
'COM': {
'CoCreateInstance', 'CoUninitialize', 'CoInitialize'
}
}
TARGET_DLLS = {
'kernel32.dll', 'user32.dll', 'gdi32.dll', 'advapi32.dll', 'shell32.dll', 'ntdll.dll', 'hal.dll',
'ws2_32.dll', 'wsock32.dll', 'wininet.dll', 'winhttp.dll', 'urlmon.dll', 'crypt32.dll', 'bcrypt.dll',
'psapi.dll', 'dbghelp.dll', 'imagehlp.dll', 'shlwapi.dll', 'ole32.dll', 'oleaut32.dll', 'comctl32.dll',
'mscoree.dll', 'vbscript.dll', 'netapi32.dll', 'iphlpapi.dll', 'wtsapi32.dll', 'version.dll', 'winmm.dll'
}
BASE_SCHEMA = [
"FileEntropy", "SectionMeanEntropy", "IsExe", "IsDll", "IsDriver", "Is64Bit", "Machine", "Magic",
"TimeDateStamp", "CheckSum", "ImageBase", "SizeOfImage", "SizeOfHeaders",
"Characteristics", "DllCharacteristics", "Subsystem", "LoaderFlags",
"MajorLinkerVersion", "MinorLinkerVersion", "SizeOfCode",
"SizeOfInitializedData", "SizeOfUninitializedData", "AddressOfEntryPoint",
"BaseOfCode", "SectionAlignment", "FileAlignment",
"MajorOperatingSystemVersion", "MinorOperatingSystemVersion",
"MajorImageVersion", "MinorImageVersion",
"MajorSubsystemVersion", "MinorSubsystemVersion",
"SizeOfStackReserve", "SizeOfStackCommit", "SizeOfHeapReserve", "SizeOfHeapCommit",
"NumberOfSections", "NumberOfRvaAndSizes", "PointerToSymbolTable", "NumberOfSymbols",
"SizeOfOptionalHeader",
"TextSectionMaxEntropy", "TextSectionMeanEntropy", "TextSizeRatio",
"DataSectionMaxEntropy", "DataSectionMeanEntropy", "DataSizeRatio",
"RsrcSectionMaxEntropy", "RsrcSectionMeanEntropy", "RsrcSizeRatio",
"SectionCount", "ExecutableSections",
"WritableSections", "ReadableSections", "SectionException",
"Char_00000020_Count", "Char_00000020_MeanEntropy",
"Char_00000040_Count", "Char_00000040_MeanEntropy",
"Char_00000080_Count", "Char_00000080_MeanEntropy",
"Char_02000000_Count", "Char_02000000_MeanEntropy",
"Char_20000000_Count", "Char_20000000_MeanEntropy",
"Char_40000000_Count", "Char_40000000_MeanEntropy",
"Char_80000000_Count", "Char_80000000_MeanEntropy",
"IconCount", "ApiCount", "ExportCount", "DebugCount", "ExceptionCount",
"ImportCount", "ImportFunctionCount",
"FileDescriptionLength", "FileVersionLength", "ProductNameLength",
"ProductVersionLength", "CompanyNameLength", "LegalCopyrightLength",
"CommentsLength", "InternalNameLength", "LegalTrademarksLength",
"SpecialBuildLength", "PrivateBuildLength",
"TrustSigned", "IsDebug", "IsPatched", "IsPrivateBuild", "IsPreRelease",
"IsSpecialBuild", "IsAdmin", "IsInstall", "HasTlsCallbacks",
"HasInvalidTimestamp", "HasRelocationDirectory", "HasPacked", "FileTimeException"
]
CAT_SCHEMA = [f"Cat_{k}" for k in sorted(API_CAT_MAPPING.keys())]
DLL_SCHEMA = [f"Dll_{d.replace('.', '_')}" for d in sorted(TARGET_DLLS)]
_ALL_APIS = {api for apis in API_CAT_MAPPING.values() for api in apis}
API_SCHEMA = [f"Api_{api}" for api in sorted(_ALL_APIS)]
SCHEMA = BASE_SCHEMA + CAT_SCHEMA + DLL_SCHEMA + API_SCHEMA
_API_TO_CATS = {}
for _cat, _apis in API_CAT_MAPPING.items():
for _api in _apis:
if _api not in _API_TO_CATS:
_API_TO_CATS[_api] = []
_API_TO_CATS[_api].append(_cat)
PACKERS = {
'upx', 'aspack', 'asprotect', 'pecompact', 'upack', 'fsg', 'mew',
'mpress', 'ezip', 'pklt', 'shrink', 'petite', 'telock',
'themida', 'winlicense', 'tmd', 'vmp', 'enigma', 'obsidium',
'pelock', 'exestealth', 'yoda', 'armadillo', 'zprotect',
'sforce', 'starforce', 'qihoo', 'wisevec', 'megastop',
}
INSTALLER_SIGS = [b"Nullsoft.NSIS", b"Inno Setup", b"7-Zip.7zip", b"InstallShield"]
####################################################################################################
def safe_float(val):
try:
f = float(val)
if math.isinf(f) or math.isnan(f): return 0.0
return f
except:
return 0.0
####################################################################################################
def calc_entropy(data):
if not data: return 0.0
arr = np.frombuffer(data, dtype=np.uint8)
counts = np.bincount(arr, minlength=256)
probs = counts[counts > 0] / len(arr)
return float(-np.sum(probs * np.log2(probs)))
def safe_div(n, d):
return float(n) / d if d > 0 else 0.0
def process_single_file_content(file_bytes, file_path):
fsize = len(file_bytes)
if fsize == 0: return None
fts = {k: 0.0 for k in Features.SCHEMA}
pe = None
try:
pe = pefile.PE(data=file_bytes, fast_load=True)
fts['TrustSigned'] = verify_signature(file_path)
fh = pe.FILE_HEADER
fts['Machine'] = fh.Machine
fts['NumberOfSections'] = fh.NumberOfSections
fts['TimeDateStamp'] = fh.TimeDateStamp
fts['PointerToSymbolTable'] = fh.PointerToSymbolTable
fts['NumberOfSymbols'] = fh.NumberOfSymbols
fts['SizeOfOptionalHeader'] = fh.SizeOfOptionalHeader
fts['Characteristics'] = fh.Characteristics
curr_ts = datetime.datetime.utcnow().timestamp()
fts['HasInvalidTimestamp'] = 1.0 if (fh.TimeDateStamp < 631152000 or fh.TimeDateStamp > curr_ts + 2592000) else 0.0
fts['FileTimeException'] = 1.0 if fh.TimeDateStamp == 0 else 0.0
if hasattr(pe, 'OPTIONAL_HEADER'):
op = pe.OPTIONAL_HEADER
fts['Magic'] = getattr(op, 'Magic', 0)
fts['MajorLinkerVersion'] = getattr(op, 'MajorLinkerVersion', 0)
fts['MinorLinkerVersion'] = getattr(op, 'MinorLinkerVersion', 0)
fts['SizeOfCode'] = getattr(op, 'SizeOfCode', 0)
fts['SizeOfInitializedData'] = getattr(op, 'SizeOfInitializedData', 0)
fts['SizeOfUninitializedData'] = getattr(op, 'SizeOfUninitializedData', 0)
fts['AddressOfEntryPoint'] = getattr(op, 'AddressOfEntryPoint', 0)
fts['BaseOfCode'] = getattr(op, 'BaseOfCode', 0)
fts['ImageBase'] = getattr(op, 'ImageBase', 0)
fts['SectionAlignment'] = getattr(op, 'SectionAlignment', 0)
fts['FileAlignment'] = getattr(op, 'FileAlignment', 0)
fts['MajorOperatingSystemVersion'] = getattr(op, 'MajorOperatingSystemVersion', 0)
fts['MinorOperatingSystemVersion'] = getattr(op, 'MinorOperatingSystemVersion', 0)
fts['MajorImageVersion'] = getattr(op, 'MajorImageVersion', 0)
fts['MinorImageVersion'] = getattr(op, 'MinorImageVersion', 0)
fts['MajorSubsystemVersion'] = getattr(op, 'MajorSubsystemVersion', 0)
fts['MinorSubsystemVersion'] = getattr(op, 'MinorSubsystemVersion', 0)
fts['SizeOfImage'] = getattr(op, 'SizeOfImage', 0)
fts['SizeOfHeaders'] = getattr(op, 'SizeOfHeaders', 0)
fts['CheckSum'] = getattr(op, 'CheckSum', 0)
fts['Subsystem'] = getattr(op, 'Subsystem', 0)
fts['DllCharacteristics'] = getattr(op, 'DllCharacteristics', 0)
fts['SizeOfStackReserve'] = getattr(op, 'SizeOfStackReserve', 0)
fts['SizeOfStackCommit'] = getattr(op, 'SizeOfStackCommit', 0)
fts['SizeOfHeapReserve'] = getattr(op, 'SizeOfHeapReserve', 0)
fts['SizeOfHeapCommit'] = getattr(op, 'SizeOfHeapCommit', 0)
fts['LoaderFlags'] = getattr(op, 'LoaderFlags', 0)
fts['NumberOfRvaAndSizes'] = getattr(op, 'NumberOfRvaAndSizes', 0)
fts['Is64Bit'] = 1.0 if fh.Machine in (0x8664, 0xAA64, 0x0200) else 0.0
fts['IsExe'] = 1.0 if pe.is_exe() else 0.0
fts['IsDll'] = 1.0 if pe.is_dll() else 0.0
fts['IsDriver'] = 1.0 if fts['Subsystem'] == 1 else 0.0
if hasattr(op, 'DATA_DIRECTORY'):
reloc_idx = pefile.DIRECTORY_ENTRY.get('IMAGE_DIRECTORY_ENTRY_BASERELOC', 5)
if len(op.DATA_DIRECTORY) > reloc_idx and op.DATA_DIRECTORY[reloc_idx].Size > 0:
fts['HasRelocationDirectory'] = 1.0
try:
fts['FileEntropy'] = calc_entropy(file_bytes)
except Exception:
pass
sec_entropies = []
text_entropies = []
data_entropies = []
rsrc_entropies = []
char_flags = [0x00000020, 0x00000040, 0x00000080, 0x02000000, 0x20000000, 0x40000000, 0x80000000]
if hasattr(pe, 'sections'):
fts['SectionCount'] = len(pe.sections)
for section in pe.sections:
try:
name = section.Name.decode('ascii', 'ignore').strip('\x00')
except Exception:
name = ""
try:
s_data = section.get_data()
s_entropy = calc_entropy(s_data)
except Exception:
s_data = b""
s_entropy = 0.0
sec_entropies.append(s_entropy)
if any(p in name.lower() for p in Features.PACKERS): fts['HasPacked'] = 1.0
if section.Characteristics & 0x20000000: fts['ExecutableSections'] += 1.0
if section.Characteristics & 0x80000000: fts['WritableSections'] += 1.0
if section.Characteristics & 0x40000000: fts['ReadableSections'] += 1.0
if section.SizeOfRawData + section.PointerToRawData > fsize: fts['SectionException'] = 1.0
for flag in char_flags:
if section.Characteristics & flag:
fts[f'Char_{flag:08X}_Count'] += 1.0
fts[f'Char_{flag:08X}_MeanEntropy'] += s_entropy
ratio = safe_div(section.SizeOfRawData, fsize)
if name.startswith('.text'):
text_entropies.append(s_entropy)
fts['TextSizeRatio'] += ratio
elif name.startswith('.data'):
data_entropies.append(s_entropy)
fts['DataSizeRatio'] += ratio
elif name.startswith('.rsrc'):
rsrc_entropies.append(s_entropy)
fts['RsrcSizeRatio'] += ratio
if b"requireAdministrator" in s_data: fts['IsAdmin'] = 1.0
for sig in Features.INSTALLER_SIGS:
if sig in s_data:
fts['IsInstall'] = 1.0
break
fts['SectionMeanEntropy'] = safe_div(sum(sec_entropies), len(sec_entropies))
fts['TextSectionMaxEntropy'] = max(text_entropies) if text_entropies else 0.0
fts['TextSectionMeanEntropy'] = safe_div(sum(text_entropies), len(text_entropies))
fts['DataSectionMaxEntropy'] = max(data_entropies) if data_entropies else 0.0
fts['DataSectionMeanEntropy'] = safe_div(sum(data_entropies), len(data_entropies))
fts['RsrcSectionMaxEntropy'] = max(rsrc_entropies) if rsrc_entropies else 0.0
fts['RsrcSectionMeanEntropy'] = safe_div(sum(rsrc_entropies), len(rsrc_entropies))
for flag in char_flags:
fts[f'Char_{flag:08X}_MeanEntropy'] = safe_div(fts[f'Char_{flag:08X}_MeanEntropy'], fts[f'Char_{flag:08X}_Count'])
try:
pe.parse_data_directories(directories=[
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_IMPORT'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_EXPORT'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_RESOURCE'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_DEBUG'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_TLS']
])
except Exception:
pass
if hasattr(pe, 'DIRECTORY_ENTRY_TLS') and hasattr(pe.DIRECTORY_ENTRY_TLS, 'struct'):
if getattr(pe.DIRECTORY_ENTRY_TLS.struct, 'AddressOfCallBacks', 0) != 0:
fts['HasTlsCallbacks'] = 1.0
if hasattr(pe, 'VS_FIXEDFILEINFO') and len(pe.VS_FIXEDFILEINFO) > 0:
flags = getattr(pe.VS_FIXEDFILEINFO[0], 'FileFlags', 0)
fts['IsDebug'] = 1.0 if flags & 0x1 else 0.0
fts['IsPreRelease'] = 1.0 if flags & 0x2 else 0.0
fts['IsPatched'] = 1.0 if flags & 0x4 else 0.0
fts['IsPrivateBuild'] = 1.0 if flags & 0x8 else 0.0
fts['IsSpecialBuild'] = 1.0 if flags & 0x20 else 0.0
if hasattr(pe, 'FileInfo'):
for fileinfo_list in pe.FileInfo:
for fileinfo in fileinfo_list:
if getattr(fileinfo, 'name', '') in ('StringFileInfo', b'StringFileInfo'):
for st in getattr(fileinfo, 'StringTable', []):
for key, val in st.entries.items():
try:
k = key.decode('utf-8', 'ignore') if isinstance(key, bytes) else str(key)
v = val.decode('utf-8', 'ignore') if isinstance(val, bytes) else str(val)
length = len(v)
if k == 'FileDescription': fts['FileDescriptionLength'] = length
elif k == 'FileVersion': fts['FileVersionLength'] = length
elif k == 'ProductName': fts['ProductNameLength'] = length
elif k == 'ProductVersion': fts['ProductVersionLength'] = length
elif k == 'CompanyName': fts['CompanyNameLength'] = length
elif k == 'LegalCopyright': fts['LegalCopyrightLength'] = length
elif k == 'Comments': fts['CommentsLength'] = length
elif k == 'InternalName': fts['InternalNameLength'] = length
elif k == 'LegalTrademarks': fts['LegalTrademarksLength'] = length
elif k == 'SpecialBuild': fts['SpecialBuildLength'] = length
elif k == 'PrivateBuild': fts['PrivateBuildLength'] = length
except Exception:
continue
if hasattr(pe, 'DIRECTORY_ENTRY_IMPORT'):
fts['ImportCount'] = len(pe.DIRECTORY_ENTRY_IMPORT)
for entry in pe.DIRECTORY_ENTRY_IMPORT:
if getattr(entry, 'dll', None):
try:
dll_name = entry.dll.decode('ascii', 'ignore').lower()
if dll_name in Features.TARGET_DLLS:
fts[f"Dll_{dll_name.replace('.', '_')}"] = 1.0
except Exception:
pass
imports = getattr(entry, 'imports', [])
for imp in imports:
fts['ImportFunctionCount'] += 1.0
if not getattr(imp, 'name', None): continue
try:
func_name = imp.name.decode('ascii', 'ignore')
if func_name in Features._ALL_APIS:
fts[f'Api_{func_name}'] += 1.0
fts['ApiCount'] += 1.0
for cat in Features._API_TO_CATS.get(func_name, []):
fts[f'Cat_{cat}'] += 1.0
except Exception:
continue
if hasattr(pe, 'DIRECTORY_ENTRY_EXPORT') and hasattr(pe.DIRECTORY_ENTRY_EXPORT, 'symbols'):
fts['ExportCount'] = len(pe.DIRECTORY_ENTRY_EXPORT.symbols)
if hasattr(pe, 'DIRECTORY_ENTRY_RESOURCE'):
for entry in pe.DIRECTORY_ENTRY_RESOURCE.entries:
if getattr(entry, 'id', None) == 3 and hasattr(entry, 'directory'):
fts['IconCount'] += len(getattr(entry.directory, 'entries', []))
if hasattr(pe, 'OPTIONAL_HEADER') and hasattr(pe.OPTIONAL_HEADER, 'DATA_DIRECTORY') and len(pe.OPTIONAL_HEADER.DATA_DIRECTORY) > 3:
exc_dir = pe.OPTIONAL_HEADER.DATA_DIRECTORY[3]
if exc_dir.Size > 0:
fts['ExceptionCount'] = exc_dir.Size // 12 if fts['Machine'] in (0x8664, 0xAA64) else 0.0
if hasattr(pe, 'DIRECTORY_ENTRY_DEBUG'):
fts['DebugCount'] = len(pe.DIRECTORY_ENTRY_DEBUG)
for k in fts:
fts[k] = safe_float(fts[k])
return fts
except pefile.PEFormatError:
return None
except Exception:
return None
finally:
if pe:
pe.close()
####################################################################################################
def init_db():
conn = sqlite3.connect(DB_PATH)
conn.execute("PRAGMA synchronous = OFF")
conn.execute("PRAGMA journal_mode = WAL")
conn.execute("PRAGMA cache_size = 10000")
cols = "FileHash TEXT, " + ", ".join([f"{c} REAL" for c in Features.SCHEMA])
conn.execute(f"CREATE TABLE IF NOT EXISTS PeData ({cols}, Label INTEGER)")
conn.execute(f"CREATE UNIQUE INDEX IF NOT EXISTS idx_pedata_hash ON PeData (FileHash)")
conn.commit()
return conn
def load_existing_hashes(conn):
print("[*] Loading existing hashes into memory...")
try:
cursor = conn.execute("SELECT FileHash FROM PeData")
return {row[0] for row in cursor.fetchall()}
except:
return set()
####################################################################################################
def scan_and_save(conn, path, label, existing_hashes):
print(f"\n[*] Scanning: {path} (Label={label})")
print(f"[*] Config: Max File Size = {MAX_FILE_SIZE/1024/1024:.0f} MB")
files = []
if os.path.isfile(path):
files.append(path)
else:
for r, _, fs in os.walk(path):
for f in fs:
if os.path.splitext(f)[1].lower() in TARGET_EXTENSIONS:
files.append(os.path.join(r, f))
total = len(files)
if total == 0:
print("[-] No valid PE files found.")
return
print(f"[*] Found {total} files. Processing...\n")
batch = []
count = 0
errors = 0
skipped = 0
start_time = time.time()
placeholders = ",".join(["?"] * (len(Features.SCHEMA) + 2))
sql = f"INSERT INTO PeData VALUES ({placeholders})"
try:
for i, file_path in enumerate(files):
try:
fsize = os.path.getsize(file_path)
if fsize == 0 or fsize > MAX_FILE_SIZE:
errors += 1
continue
with open(file_path, "rb") as f:
file_bytes = f.read()
sha256 = hashlib.sha256(file_bytes).hexdigest()
if sha256 in existing_hashes:
skipped += 1
else:
res = process_single_file_content(file_bytes, file_path)
if res:
vals = [sha256]
vals.extend([res.get(c, 0.0) for c in Features.SCHEMA])
vals.append(float(label))
batch.append(tuple(vals))
existing_hashes.add(sha256)
count += 1
else:
errors += 1
except Exception:
errors += 1
if len(batch) >= BATCH_SIZE:
try:
conn.executemany(sql, batch)
conn.commit()
batch = []
except Exception as batch_err:
print(f"\n[-] Batch Error: {batch_err}")
batch = []
elapsed = time.time() - start_time
rate = (i + 1) / elapsed if elapsed > 0 else 0
sys.stdout.write(f"\r[{i+1}/{total}] New: {count} | Skip: {skipped} | Err: {errors} | {rate:.1f} files/s")
sys.stdout.flush()
except KeyboardInterrupt:
print("\n\n[-] Interrupted by user.")
except Exception as e:
print(f"\n[-] Unexpected Error: {e}")
finally:
if batch:
try:
conn.executemany(sql, batch)
conn.commit()
except Exception:
pass
print(f"\n\n[+] Scan finished. Total New: {count}, Total Skipped: {skipped}")
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Dataset Builder v3.2 ----------------\n")
if os.path.exists(DB_PATH):
try:
conn_check = sqlite3.connect(DB_PATH)
cursor = conn_check.execute("PRAGMA table_info(PeData)")
cols = [row[1] for row in cursor.fetchall()]
if 'FileHash' not in cols or len(cols) != len(Features.SCHEMA) + 2:
print(f"[-] WARNING: DB Schema mismatch. Please delete {DB_PATH} to rebuild.")
conn_check.close()
except: pass
conn = init_db()
existing_hashes = load_existing_hashes(conn)
print(f"[+] Loaded {len(existing_hashes)} hashes from database.\n")
try:
while True:
print("-" * 60)
raw_path = input("\n[*] Enter Path (File or Folder): ").strip()
target_path = raw_path.strip('"').strip("'")
if target_path.lower() in ['exit', 'q']: break
if not target_path or not os.path.exists(target_path):
print("[-] Invalid path.")
continue
while True:
label_input = input("[*] Enter Label (0=Safe, 1=Malware): ").strip()
if label_input.lower() in ['exit', 'q']:
conn.close()
sys.exit()
if label_input in ['0', '1']:
label = int(label_input)
break
print("[-] Please enter 0 or 1.")
scan_and_save(conn, target_path, label, existing_hashes)
except KeyboardInterrupt:
print("\n\n[-] Interrupted.")
finally:
conn.close()
print(f"\n[+] Database saved to: {os.path.abspath(DB_PATH)}")
+229
View File
@@ -0,0 +1,229 @@
import os, sys, time, sqlite3, re, json
import pandas as pd
import numpy as np
import lightgbm as lgb
import onnxmltools
from onnxmltools.convert.common.data_types import FloatTensorType
from sklearn.model_selection import train_test_split
from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
####################################################################################################
DB_PATH = "pe_features.db"
MODEL_FILE = "model.txt"
ONNX_FILE = "Pefile_General_S1.onnx"
FEATURE_FILE = "features.json"
TEST_SIZE = 0.1
RANDOM_SEED = 42
LGBM_PARAMS = {
'objective': 'binary',
'metric': ['binary_logloss', 'auc'],
'boosting_type': 'gbdt',
'num_leaves': 512,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
'bagging_freq': 5,
'verbose': -1,
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 10,
'lambda_l1': 0.05,
'lambda_l2': 0.05,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
conn = sqlite3.connect(db_path)
try:
cursor = conn.cursor()
cursor.execute("PRAGMA table_info(PeData)")
columns = [row[1] for row in cursor.fetchall()]
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
finally:
conn.close()
####################################################################################################
def train_process(X, y):
print(f"[*] Dataset shape: {X.shape}")
X_train, X_test, y_train, y_test = train_test_split(
X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
)
n_pos = (y_train == 1).sum()
n_neg = (y_train == 0).sum()
base_weight = n_neg / n_pos if n_pos > 0 else 1.0
weight_ratio_target = 0.005
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
params,
train_data,
valid_sets=[valid_data],
num_boost_round=1000,
callbacks=[
lgb.log_evaluation(period=100)
]
)
elapsed = time.time() - start_time
print(f"\n[+] Training finished in {elapsed:.2f}s")
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
with open(FEATURE_FILE, 'w') as f:
json.dump(feature_names, f)
print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
except Exception as e:
print(f"[-] ONNX export failed: {e}")
####################################################################################################
def evaluate_and_save(model, X_test, y_test):
print("\n------------------- Evaluation Report -------------------\n")
y_prob = model.predict(X_test, num_iteration=model.best_iteration)
y_pred = (y_prob > 0.5).astype(int)
acc = accuracy_score(y_test, y_pred)
auc = roc_auc_score(y_test, y_prob)
tp = np.sum((y_test == 1) & (y_pred == 1))
fn = np.sum((y_test == 1) & (y_pred == 0))
tn = np.sum((y_test == 0) & (y_pred == 0))
fp = np.sum((y_test == 0) & (y_pred == 1))
total_malware = tp + fn
total_safe = tn + fp
detection_rate = (tp / total_malware * 100) if total_malware > 0 else 0.0
fpr = (fp / total_safe * 100) if total_safe > 0 else 0.0
print(f"Accuracy : {acc:.4f}")
print(f"ROC AUC : {auc:.4f}\n")
print(f"True Positive (Class 1) : {detection_rate:.3f}% ({tp}/{total_malware})")
print(f"False Positive (Class 0) : {fpr:.3f}% ({fp}/{total_safe})")
print("\n---------------------------------------------------------\n")
print("[*] Top 20 Features (Importance by Gain):")
feature_names = model.feature_name()
importance = model.feature_importance(importance_type='gain')
feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
print(feature_imp.head(20).to_string(index=False))
print("\n---------------------------------------------------------\n")
model.save_model(MODEL_FILE)
print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
export_onnx_model(model, feature_names)
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
sys.exit(1)
raw_schema = get_raw_schema(DB_PATH)
if not raw_schema:
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
try:
model, X_test, y_test = train_process(X, y)
evaluate_and_save(model, X_test, y_test)
except KeyboardInterrupt:
print("\n\n[-] Training interrupted.")
except Exception as e:
print(f"\n[-] Critical Error: {e}")
+216
View File
@@ -0,0 +1,216 @@
import os, sys, time, sqlite3, re, json
import pandas as pd
import numpy as np
import lightgbm as lgb
import onnxmltools
from onnxmltools.convert.common.data_types import FloatTensorType
from sklearn.model_selection import train_test_split
from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
####################################################################################################
DB_PATH = "pe_features.db"
MODEL_FILE = "model.txt"
ONNX_FILE = "model.onnx"
FEATURE_FILE = "features.json"
TEST_SIZE = 0.0001
RANDOM_SEED = 42
LGBM_PARAMS = {
'objective': 'binary',
'metric': ['binary_logloss', 'auc'],
'boosting_type': 'gbdt',
'num_leaves': 512,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
'bagging_freq': 5,
'verbose': -1,
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 10,
'lambda_l1': 0.1,
'lambda_l2': 0.1,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
conn = sqlite3.connect(db_path)
try:
cursor = conn.cursor()
cursor.execute("PRAGMA table_info(PeData)")
columns = [row[1] for row in cursor.fetchall()]
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
finally:
conn.close()
####################################################################################################
def train_process(X, y):
print(f"[*] Dataset shape: {X.shape}")
X_train, X_test, y_train, y_test = train_test_split(
X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
)
n_pos = (y_train == 1).sum()
n_neg = (y_train == 0).sum()
base_weight = n_neg / n_pos if n_pos > 0 else 1.0
weight_ratio_target = 0.001
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
params,
train_data,
valid_sets=[valid_data],
num_boost_round=1000,
callbacks=[
lgb.log_evaluation(period=100)
]
)
elapsed = time.time() - start_time
print(f"\n[+] Training finished in {elapsed:.2f}s")
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
with open(FEATURE_FILE, 'w') as f:
json.dump(feature_names, f)
print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
except Exception as e:
print(f"[-] ONNX export failed: {e}")
####################################################################################################
def evaluate_and_save(model, X_test, y_test):
print("\n------------------- Evaluation Report -------------------\n")
y_prob = model.predict(X_test, num_iteration=model.best_iteration)
y_pred = (y_prob > 0.5).astype(int)
acc = accuracy_score(y_test, y_pred)
auc = roc_auc_score(y_test, y_prob)
print(f"Accuracy : {acc:.4f}")
print(f"ROC AUC : {auc:.4f}")
print("\n" + classification_report(y_test, y_pred, zero_division=0))
print("---------------------------------------------------------\n")
print("[*] Top 20 Features (Importance by Gain):")
feature_names = model.feature_name()
importance = model.feature_importance(importance_type='gain')
feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
print(feature_imp.head(20).to_string(index=False))
print("\n---------------------------------------------------------\n")
model.save_model(MODEL_FILE)
print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
export_onnx_model(model, feature_names)
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
sys.exit(1)
raw_schema = get_raw_schema(DB_PATH)
if not raw_schema:
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
try:
model, X_test, y_test = train_process(X, y)
evaluate_and_save(model, X_test, y_test)
except KeyboardInterrupt:
print("\n\n[-] Training interrupted.")
except Exception as e:
print(f"\n[-] Critical Error: {e}")
+229
View File
@@ -0,0 +1,229 @@
import os, sys, time, sqlite3, re, json
import pandas as pd
import numpy as np
import lightgbm as lgb
import onnxmltools
from onnxmltools.convert.common.data_types import FloatTensorType
from sklearn.model_selection import train_test_split
from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
####################################################################################################
DB_PATH = "pe_features.db"
MODEL_FILE = "model.txt"
ONNX_FILE = "Pefile_General_T1.onnx"
FEATURE_FILE = "features.json"
TEST_SIZE = 0.1
RANDOM_SEED = 42
LGBM_PARAMS = {
'objective': 'binary',
'metric': ['binary_logloss', 'auc'],
'boosting_type': 'gbdt',
'num_leaves': 64,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
'bagging_freq': 5,
'verbose': -1,
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 10,
'lambda_l1': 0.05,
'lambda_l2': 0.05,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
conn = sqlite3.connect(db_path)
try:
cursor = conn.cursor()
cursor.execute("PRAGMA table_info(PeData)")
columns = [row[1] for row in cursor.fetchall()]
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
finally:
conn.close()
####################################################################################################
def train_process(X, y):
print(f"[*] Dataset shape: {X.shape}")
X_train, X_test, y_train, y_test = train_test_split(
X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
)
n_pos = (y_train == 1).sum()
n_neg = (y_train == 0).sum()
base_weight = n_neg / n_pos if n_pos > 0 else 1.0
weight_ratio_target = 0.001
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
params,
train_data,
valid_sets=[valid_data],
num_boost_round=1000,
callbacks=[
lgb.log_evaluation(period=100)
]
)
elapsed = time.time() - start_time
print(f"\n[+] Training finished in {elapsed:.2f}s")
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
with open(FEATURE_FILE, 'w') as f:
json.dump(feature_names, f)
print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
except Exception as e:
print(f"[-] ONNX export failed: {e}")
####################################################################################################
def evaluate_and_save(model, X_test, y_test):
print("\n------------------- Evaluation Report -------------------\n")
y_prob = model.predict(X_test, num_iteration=model.best_iteration)
y_pred = (y_prob > 0.5).astype(int)
acc = accuracy_score(y_test, y_pred)
auc = roc_auc_score(y_test, y_prob)
tp = np.sum((y_test == 1) & (y_pred == 1))
fn = np.sum((y_test == 1) & (y_pred == 0))
tn = np.sum((y_test == 0) & (y_pred == 0))
fp = np.sum((y_test == 0) & (y_pred == 1))
total_malware = tp + fn
total_safe = tn + fp
detection_rate = (tp / total_malware * 100) if total_malware > 0 else 0.0
fpr = (fp / total_safe * 100) if total_safe > 0 else 0.0
print(f"Accuracy : {acc:.4f}")
print(f"ROC AUC : {auc:.4f}\n")
print(f"True Positive (Class 1) : {detection_rate:.3f}% ({tp}/{total_malware})")
print(f"False Positive (Class 0) : {fpr:.3f}% ({fp}/{total_safe})")
print("\n---------------------------------------------------------\n")
print("[*] Top 20 Features (Importance by Gain):")
feature_names = model.feature_name()
importance = model.feature_importance(importance_type='gain')
feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
print(feature_imp.head(20).to_string(index=False))
print("\n---------------------------------------------------------\n")
model.save_model(MODEL_FILE)
print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
export_onnx_model(model, feature_names)
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
sys.exit(1)
raw_schema = get_raw_schema(DB_PATH)
if not raw_schema:
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
try:
model, X_test, y_test = train_process(X, y)
evaluate_and_save(model, X_test, y_test)
except KeyboardInterrupt:
print("\n\n[-] Training interrupted.")
except Exception as e:
print(f"\n[-] Critical Error: {e}")
File diff suppressed because it is too large. Load diff
+803
View File
@@ -0,0 +1,803 @@
* {
box-sizing: border-box;
margin: 0;
padding: 0;
font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
-webkit-tap-highlight-color: transparent;
outline: none;
}
:root {
--bg-window: rgb(245, 245, 247);
--bg-nav: rgb(255, 255, 255);
--bg-panel: rgb(255, 255, 255);
--bg-hover: rgba(0, 0, 0, 0.05);
--text-primary: rgb(29, 29, 31);
--text-secondary: rgb(134, 134, 139);
--border-color: rgb(210, 210, 215);
--accent-color: rgb(0, 122, 255);
--accent-alpha: rgba(0, 122, 255, 0.1);
--accent-shadow: rgba(0, 122, 255, 0.2);
--accent-hover: rgba(0, 122, 255, 0.3);
--shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.04);
}
body {
background-color: transparent;
margin: 0;
padding: 0;
width: 100vw;
height: 100vh;
overflow: hidden;
display: flex;
justify-content: center;
align-items: center;
color: var(--text-primary);
}
.app-container {
width: 100vw;
height: 100vh;
display: flex;
flex-direction: column;
overflow: hidden;
background-color: var(--bg-window);
}
.navigate-window {
height: 44px;
background-color: var(--bg-nav);
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 10px 0 20px;
border-bottom: 1px solid var(--border-color);
transition: background-color 0.3s;
}
.navigate-title {
font-size: 16px;
font-weight: 600;
letter-spacing: -0.2px;
}
.window-controls {
display: flex;
gap: 4px;
-webkit-app-region: no-drag;
}
.ctrl-btn {
width: 46px;
height: 32px;
border: none;
background: transparent;
border-radius: 6px;
cursor: pointer;
display: flex;
justify-content: center;
align-items: center;
transition: background-color 0.15s;
color: var(--text-secondary);
}
.ctrl-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
#close_button:hover { background-color: #ff3b30; color: white; }
.theme-svg {
width: 16px;
height: 16px;
}
.main-layout {
display: flex;
height: calc(100% - 44px);
}
.options-window {
width: 64px;
background-color: var(--bg-nav);
display: flex;
flex-direction: column;
align-items: center;
padding: 16px 0;
gap: 12px;
border-right: 1px solid var(--border-color);
transition: background-color 0.3s;
}
.nav-btn {
width: 44px;
height: 44px;
border: none;
background: transparent;
border-radius: 10px;
cursor: pointer;
display: flex;
justify-content: center;
align-items: center;
color: var(--text-secondary);
transition: all 0.2s;
position: relative;
}
.nav-btn svg { width: 22px; height: 22px; }
.nav-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.nav-btn.active { background-color: var(--accent-alpha); color: var(--accent-color); }
.spacer { flex-grow: 1; }
.content-window {
flex-grow: 1;
position: relative;
overflow: hidden;
}
.page {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
padding: 28px 32px;
opacity: 0;
visibility: hidden;
transform: translateY(8px);
transition: opacity 0.25s ease, transform 0.25s ease;
display: flex;
flex-direction: column;
}
.page.active {
opacity: 1;
visibility: visible;
transform: translateY(0);
}
.state-widget {
flex: 1;
height: 100%;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
gap: 16px;
color: var(--accent-color);
}
.state-title {
font-size: 24px;
font-weight: 600;
color: var(--text-primary);
letter-spacing: -0.5px;
}
.log-widget {
flex-grow: 1;
margin-top: 20px;
}
.license-widget {
flex-grow: 1;
}
.log-text, .license-text {
width: 100%;
height: 100%;
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
color: var(--text-primary);
resize: none;
padding: 16px;
font-size: 13px;
line-height: 1.6;
white-space: pre;
overflow-x: auto;
}
.progress-widget {
height: 70px;
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 20px;
gap: 16px;
}
.header-group {
flex: 1;
min-width: 0;
}
.header-group h2 {
font-size: 24px;
font-weight: 600;
letter-spacing: -0.5px;
white-space: nowrap;
}
.header-group p {
font-size: 14px;
color: var(--text-secondary);
margin-top: 4px;
white-space: nowrap;
overflow-x: auto;
padding-bottom: 4px;
}
.modern-action-group {
display: flex;
gap: 12px;
align-items: center;
flex-shrink: 0;
}
.modern-select {
appearance: none;
}
.modern-select:hover, .modern-select:focus {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px rgba(0, 122, 255, 0.2);
}
.modern-btn {
padding: 8px 20px;
border: 1px solid var(--border-color);
border-radius: 10px;
background-color: transparent;
color: var(--text-primary);
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s;
}
.modern-btn:hover { background-color: var(--bg-hover); }
.primary-btn {
background-color: var(--accent-color);
color: white;
border: none;
box-shadow: 0 2px 4px var(--accent-shadow);
}
.primary-btn:hover {
box-shadow: 0 4px 8px var(--accent-hover);
transform: translateY(-1px);
background-color: var(--accent-color);
opacity: 0.95;
}
.primary-btn:active {
transform: translateY(0);
opacity: 0.8;
}
.danger-btn { color: #ff3b30; border-color: #ff3b30; }
.danger-btn:hover { background-color: rgba(255, 59, 48, 0.1); }
.hidden { display: none !important; }
.scan-content {
flex-grow: 1;
min-height: 0;
display: flex;
flex-direction: column;
}
.virus-widget {
width: 100%;
flex-grow: 1;
min-height: 0;
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
overflow-y: auto;
overflow-x: auto;
}
.virus-list {
list-style: none;
padding: 0;
margin: 0;
min-width: max-content;
}
.list-widget {
display: flex;
flex-direction: column;
height: 100%;
overflow-y: auto;
padding-right: 12px;
gap: 12px;
}
.list-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 18px 24px;
border-radius: 16px;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
transition: background-color 0.2s;
gap: 16px;
}
.item-info {
flex: 1;
min-width: 0;
overflow-x: auto;
padding-bottom: 2px;
}
.list-item[data-target]:hover, .list-item[data-action]:hover {
background-color: var(--bg-hover);
}
.item-info h2 {
font-size: 16px;
font-weight: 600;
letter-spacing: -0.2px;
white-space: nowrap;
}
.item-info p {
font-size: 13px;
color: var(--text-secondary);
margin-top: 4px;
white-space: nowrap;
}
.toggle-switch {
position: relative;
display: inline-block;
width: 50px;
height: 28px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.slider {
position: absolute;
cursor: pointer;
top: 0; left: 0; right: 0; bottom: 0;
background-color: var(--border-color);
transition: .3s;
border-radius: 28px;
}
.slider:before {
position: absolute;
content: "";
height: 24px; width: 24px;
left: 2px; bottom: 2px;
background-color: white;
transition: .3s;
border-radius: 50%;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
.toggle-switch input:checked + .slider {
background-color: var(--accent-color);
}
.toggle-switch input:checked + .slider:before {
transform: translateX(22px);
}
.icon-action-btn {
width: 32px; height: 32px;
border-radius: 8px;
border: none;
background-color: transparent;
color: var(--text-secondary);
cursor: pointer;
display: flex; justify-content: center; align-items: center;
transition: background-color 0.2s;
}
.icon-action-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.icon-action-btn svg { width: 20px; height: 20px; }
.sub-header-toolbar {
display: flex;
align-items: center;
gap: 12px;
margin-bottom: 16px;
width: 100%;
}
.sub-header-toolbar h2 {
font-size: 24px;
font-weight: 600;
letter-spacing: -0.5px;
white-space: nowrap;
}
.icon-btn {
background: transparent;
border: none;
color: var(--text-secondary);
cursor: pointer;
padding: 6px;
border-radius: 8px;
display: flex; align-items: center; justify-content: center;
transition: background-color 0.2s;
}
.icon-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.icon-btn svg { width: 24px; height: 24px; }
.search-box {
display: flex;
align-items: center;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
border-radius: 10px;
padding: 0 14px;
width: 200px;
transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box:focus-within {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px var(--accent-shadow);
}
.search-box svg {
width: 18px; height: 18px;
color: var(--text-secondary);
}
.search-box input {
border: none;
background: transparent;
color: var(--text-primary);
padding: 10px;
outline: none;
width: 100%;
font-size: 14px;
}
.flex-grow {
flex-grow: 1;
min-height: 0;
}
.manage-widget {
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
overflow-y: auto;
overflow-x: auto;
}
.manage-list {
list-style: none;
padding: 0;
margin: 0;
min-width: max-content;
}
.manage-list-item {
display: flex;
align-items: center;
gap: 12px;
padding: 12px 16px;
border-bottom: 1px solid var(--border-color);
transition: background-color 0.2s;
}
.manage-list-item:last-child {
border-bottom: none;
}
.manage-list-item:hover {
background-color: var(--bg-hover);
}
.manage-list-item input[type="checkbox"] {
width: 16px;
height: 16px;
accent-color: var(--accent-color);
cursor: pointer;
flex-shrink: 0;
}
.manage-list-item-content {
flex-grow: 1;
min-width: 0;
font-size: 14px;
color: var(--text-primary);
white-space: nowrap;
}
.custom-select-wrapper {
position: relative;
min-width: 100px;
display: inline-grid;
vertical-align: middle;
user-select: none;
}
select.hidden + .custom-select-wrapper {
display: none !important;
}
.custom-select-trigger {
grid-area: 1 / 1;
display: flex;
justify-content: space-between;
align-items: center;
padding: 8px 16px;
border-radius: 10px;
border: 1px solid var(--border-color);
background-color: var(--bg-panel);
color: var(--text-primary);
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: border-color 0.2s, box-shadow 0.2s;
gap: 12px;
box-sizing: border-box;
}
.custom-select-phantom {
grid-area: 1 / 1;
visibility: hidden;
pointer-events: none;
display: grid;
padding: 8px 16px;
font-size: 14px;
font-weight: 500;
box-sizing: border-box;
}
.custom-select-phantom span {
grid-area: 1 / 1;
white-space: nowrap;
padding-right: 28px;
}
.custom-select-wrapper.open .custom-select-trigger,
.custom-select-trigger:hover {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px var(--accent-shadow);
}
.custom-select-icon {
display: flex;
align-items: center;
color: var(--text-secondary);
transition: transform 0.3s ease;
}
.custom-select-wrapper.open .custom-select-icon {
transform: rotate(180deg);
}
.custom-select-icon svg { width: 16px; height: 16px; }
.custom-select-options {
position: absolute;
top: calc(100% + 8px);
left: 0;
min-width: 100%;
width: max-content;
white-space: nowrap;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
border-radius: 10px;
box-shadow: var(--shadow-sm);
z-index: 100;
list-style: none;
margin: 0;
max-height: 0;
padding: 0 6px;
border-width: 0;
overflow: hidden;
opacity: 0;
visibility: hidden;
transform: translateY(-10px);
transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s 0.2s, max-height 0s 0.2s, padding 0s 0.2s, border-width 0s 0.2s, box-shadow 0s 0.2s;
}
.custom-select-wrapper.open .custom-select-options {
max-height: 260px;
padding: 6px;
border-width: 1px;
overflow-y: auto;
opacity: 1;
visibility: visible;
transform: translateY(0);
transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s 0s, max-height 0s 0s, padding 0s 0s, border-width 0s 0s, box-shadow 0s 0s;
}
.custom-select-option {
padding: 8px 12px;
border-radius: 6px;
cursor: pointer;
font-size: 14px;
color: var(--text-primary);
transition: background-color 0.2s, color 0.2s;
text-align: center;
}
.custom-select-option:hover {
background-color: var(--bg-hover);
}
.custom-select-option.selected {
background-color: var(--accent-alpha);
color: var(--accent-color);
font-weight: 600;
}
.home-top-widget {
display: flex;
align-items: center;
height: 200px;
gap: 24px;
width: 100%;
}
.quick-actions {
flex: 1;
display: flex;
flex-direction: column;
gap: 12px;
height: 100%;
justify-content: center;
}
#loading_overlay {
position: fixed;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
background-color: #e0e0e0;
display: flex;
justify-content: center;
align-items: center;
z-index: 9999;
transition: opacity 0.4s ease, visibility 0.4s ease;
}
#loading_overlay.fade-out {
opacity: 0;
visibility: hidden;
}
.spinner {
animation: rotate 2s linear infinite;
width: 50px;
height: 50px;
}
.spinner .path {
stroke: #86868b;
stroke-linecap: round;
animation: dash 1.5s ease-in-out infinite;
}
@keyframes rotate {
100% { transform: rotate(360deg); }
}
@keyframes dash {
0% { stroke-dasharray: 1, 150; stroke-dashoffset: 0; }
50% { stroke-dasharray: 90, 150; stroke-dashoffset: -35; }
100% { stroke-dasharray: 90, 150; stroke-dashoffset: -124; }
}
.app-container.fade-in {
opacity: 1 !important;
}
.manage-list-header {
display: flex;
align-items: center;
gap: 12px;
padding: 12px 16px;
border-bottom: 1px solid var(--border-color);
background-color: var(--bg-panel);
font-weight: 600;
font-size: 13px;
color: var(--text-secondary);
position: sticky;
top: 0;
z-index: 10;
}
.manage-list-header input[type="checkbox"] {
width: 16px;
height: 16px;
accent-color: var(--accent-color);
cursor: pointer;
flex-shrink: 0;
}
.header-cols-container, .manage-list-item-content {
display: flex;
flex-grow: 1;
min-width: 0;
gap: 16px;
align-items: center;
}
.col-header {
position: relative;
cursor: pointer;
display: flex;
align-items: center;
padding: 0 8px;
border-right: 1px solid var(--border-color);
background-color: var(--bg-panel);
user-select: none;
-webkit-user-select: none;
}
.col-header:last-child {
border-right: none;
}
.header-text {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
flex-grow: 1;
}
.manage-list-header, .col-header, .col-resizer {
user-select: none;
-webkit-user-select: none;
}
.col-resizer {
position: absolute;
right: -5px;
top: 0;
bottom: 0;
width: 10px;
cursor: col-resize;
z-index: 10;
background-color: transparent !important;
}
.col-resizer::after {
content: "";
position: absolute;
left: 50%;
top: 0;
bottom: 0;
width: 1px;
background-color: transparent;
transition: background-color 0.2s;
}
.col-resizer:hover::after,
.col-resizer.resizing::after {
background-color: var(--text-secondary) !important;
opacity: 0.6;
}
body.resizing-active,
body.resizing-active * {
user-select: none !important;
-webkit-user-select: none !important;
cursor: col-resize !important;
}
.col-resizer:hover {
background-color: var(--accent-color);
opacity: 0.5;
}
.col-header:hover {
color: var(--text-primary);
}
.sort-icon {
font-size: 10px;
margin-left: 4px;
color: var(--accent-color);
width: 12px;
}
.row-col {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
font-size: 14px;
color: var(--text-primary);
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }
Binary file not shown.

After

Width:  |  Height:  |  Size: 6.6 KiB

File diff suppressed because it is too large. Load diff
File diff suppressed because it is too large. Load diff
+427
View File
@@ -0,0 +1,427 @@
<!DOCTYPE html>
<html lang="zh-TW">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PYAS Security</title>
<link rel="stylesheet" href="/static/css/style.css">
<script defer src="/static/js/i18n.js"></script>
<script defer src="/static/js/main.js"></script>
</head>
<body>
<div id="loading_overlay">
<svg class="spinner" viewBox="0 0 50 50">
<circle class="path" cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
</svg>
</div>
<div class="app-container" style="opacity: 0; transition: opacity 0.5s ease;">
<header class="navigate-window pywebview-drag-region">
<div class="navigate-title" data-i18n>PYAS Security</div>
<div class="window-controls">
<button class="ctrl-btn" id="about_button" data-target="about_window">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="12" y1="16" x2="12" y2="12"></line><line x1="12" y1="8" x2="12.01" y2="8"></line></svg>
</button>
<button class="ctrl-btn" id="minimize_button">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="5" y1="12" x2="19" y2="12"></line></svg>
</button>
<button class="ctrl-btn" id="close_button">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"></line><line x1="6" y1="6" x2="18" y2="18"></line></svg>
</button>
</div>
</header>
<div class="main-layout">
<aside class="options-window pywebview-drag-region">
<button class="nav-btn active" data-target="home_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"></path><polyline points="9 22 9 12 15 12 15 22"></polyline></svg>
</button>
<button class="nav-btn" data-target="scan_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
</button>
<button class="nav-btn" data-target="tool_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="7" height="7"></rect><rect x="14" y="3" width="7" height="7"></rect><rect x="14" y="14" width="7" height="7"></rect><rect x="3" y="14" width="7" height="7"></rect></svg>
</button>
<button class="nav-btn" data-target="protect_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"></path></svg>
</button>
<div class="spacer"></div>
<button class="nav-btn" data-target="setting_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="3"></circle><path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 0 1 0 2.83 2 2 0 0 1-2.83 0l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-2 2 2 2 0 0 1-2-2v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 0 1-2.83 0 2 2 0 0 1 0-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1-2-2 2 2 0 0 1 2-2h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 0 1 0-2.83 2 2 0 0 1 2.83 0l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 2-2 2 2 0 0 1 2 2v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 0 1 2.83 0 2 2 0 0 1 0 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 2 2 2 2 0 0 1-2 2h-.09a1.65 1.65 0 0 0-1.51 1z"></path></svg>
</button>
</aside>
<main class="content-window">
<section id="home_window" class="page active">
<div class="home-top-widget">
<div class="state-widget">
<svg viewBox="0 0 24 24" class="state-icon theme-svg" style="width: 120px; height: 120px;" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"></path><polyline points="9 12 11 14 15 10"></polyline></svg>
<h2 class="state-title" data-i18n>此裝置已受到防護</h2>
</div>
<div class="quick-actions">
<div class="list-item" style="cursor: pointer;" id="quick_scan_btn" data-action="scan">
<div class="item-info">
<h2 data-i18n>智能掃描</h2><p data-i18n>此選項可以快速掃描裝置安全性</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="log_export_window">
<div class="item-info">
<h2 data-i18n>日誌導出</h2><p data-i18n>此選項可以篩選日誌並匯出存檔</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</div>
<div class="log-widget">
<textarea class="log-text" readonly></textarea>
</div>
</section>
<section id="scan_window" class="page">
<div class="progress-widget">
<div class="header-group">
<h2 class="section-title" data-i18n>病毒掃描</h2>
<p class="section-desc" id="progress_text" data-i18n>此選項可以選擇進階掃描方式</p>
</div>
<div class="action-group modern-action-group">
<select id="scan_method_select" class="modern-select">
<option value="none" selected disabled data-i18n>選擇</option>
<option value="smart" data-i18n>智能掃描</option>
<option value="file" data-i18n>檔案掃描</option>
<option value="path" data-i18n>路徑掃描</option>
<option value="full" data-i18n>全盤掃描</option>
</select>
<button class="action-btn modern-btn hidden" id="stop_btn" data-i18n>停止</button>
</div>
</div>
<div class="scan-content">
<div class="virus-widget">
<ul class="virus-list" id="virus_list"></ul>
</div>
</div>
</section>
<section id="protect_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>進程防護</h2><p data-i18n>此選項可以終止惡意進程運行</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>檔案防護</h2><p data-i18n>此選項可以隔離惡意檔案建立</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>系統防護</h2><p data-i18n>此選項可以實時修復系統異常</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>驅動防護</h2><p data-i18n>此選項可以實時攔截惡意行為</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>網路防護</h2><p data-i18n>此選項可以攔截惡意網路連接</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item" style="cursor: pointer;" data-target="custom_protect_window">
<div class="item-info">
<h2 data-i18n>自訂防護</h2><p data-i18n>此選項可以導入自訂防護規則</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</section>
<section id="tool_window" class="page">
<div class="list-widget">
<div class="list-item" style="cursor: pointer;" data-target="taskmgr_window">
<div class="item-info">
<h2 data-i18n>進程管理</h2><p data-i18n>此選項可以實時查看系統進程</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="junk_window">
<div class="item-info">
<h2 data-i18n>垃圾清理</h2><p data-i18n>此選項可以清理暫存垃圾檔案</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="repair_window">
<div class="item-info">
<h2 data-i18n>系統修復</h2><p data-i18n>此選項可以修復系統註冊項目</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="popup_window">
<div class="item-info">
<h2 data-i18n>彈窗攔截</h2><p data-i18n>此選項可以選擇指定窗口攔截</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="whitelist_window">
<div class="item-info">
<h2 data-i18n>白名單</h2><p data-i18n>此選項可以查看並管理白名單</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="quarantine_window">
<div class="item-info">
<h2 data-i18n>隔離區</h2><p data-i18n>此選項可以查看並管理隔離區</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</section>
<section id="setting_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>增強模式</h2><p data-i18n>此選項可以增強靜態掃描引擎</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>擴展引擎</h2><p data-i18n>此選項可以使用擴展規則引擎</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>雲端服務</h2><p data-i18n>此選項可以自動上報可疑檔案</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>選單掃描</h2><p data-i18n>此選項可以啟用右鍵掃描功能</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>顯色主題</h2><p data-i18n>此選項可以選擇主題顏色</p>
</div>
<select id="theme_select" class="modern-select">
<option value="white_switch" data-i18n>白色主題</option>
<option value="red_switch" data-i18n>紅色主題</option>
<option value="yellow_switch" data-i18n>黃色主題</option>
<option value="green_switch" data-i18n>綠色主題</option>
<option value="blue_switch" data-i18n>藍色主題</option>
<option value="black_switch" data-i18n>黑色主題</option>
</select>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>顯示語言</h2><p data-i18n>此選項可以選擇顯示語言</p>
</div>
<select id="lang_select" class="modern-select">
<option value="english_switch">English</option>
<option value="traditional_switch">繁體中文</option>
<option value="simplified_switch">简体中文</option>
<option value="japanese_switch">日本語</option>
<option value="korean_switch">한국어</option>
<option value="french_switch">Français</option>
<option value="spanish_switch">Español</option>
<option value="hindi_switch">हिन्दी</option>
<option value="arabic_switch">العربية</option>
<option value="russian_switch">Русский</option>
<option value="slovenian_switch">Slovenščina</option>
</select>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>重置選項</h2><p data-i18n>此選項可以重置所有設定</p>
</div>
<button class="action-btn modern-btn danger-btn" data-i18n>執行</button>
</div>
</div>
</section>
<section id="about_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>產品金鑰</h2><p data-i18n>此選項可以啟用產品金鑰</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 2l-2 2m-7.61 7.61a5.5 5.5 0 1 1-7.778 7.778 5.5 5.5 0 0 1 7.777-7.777zm0 0L15.5 7.5m0 0l3 3L22 7l-3-3m-3.5 3.5L19 4"></path></svg></button>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>官方網站</h2><p data-i18n>此選項可以前往官方網站</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="2" y1="12" x2="22" y2="12"></line><path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z"></path></svg></button>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>檢查更新</h2><p data-i18n>此選項可以檢查可用更新</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="23 4 23 10 17 10"></polyline><path d="M20.49 15a9 9 0 1 1-2.12-9.36L23 10"></path></svg></button>
</div>
<div class="license-widget">
<textarea class="license-text" readonly>87owo Publicly Available Source Code License Agreement
Last updated: 2025-12-19
1. License and Ownership
- This software and its source code are source available for public view.
- Access or execution of certain features may require an activation key.
- 87owo reserves all legal rights, no intellectual property is transferred.
- All project archives, source code, and binaries remain fully proprietary.
2. Use and Prohibitions
- You may view, download, and modify the code for local and personal use.
- Redistribution of any original or modified code requires prior consent.
- Commercial hosting or SaaS deployment is prohibited without permission.
- Reverse engineering, license removal, or illegal use is strictly barred.
3. Data and Privacy
- This project may collect operational data for optimization and analysis.
- All collected data is strictly anonymized to ensure the user's privacy.
- Transmission of information is encrypted to prevent unauthorized access.
4. Updates and Terms
- New releases may include critical patches, enhancements, or UI changes.
- Continued use of these services constitutes acceptance of updated terms.
- The author reserves the right to modify these license terms at any time.
5. Warranty and Liability
- All services and assets are provided "as is" without any form of warranty.
- 87owo is not liable for any direct or indirect damages from software use.
- Users assume all risks regarding performance, data, and system integrity.
© 2020-2026 87owo (PYAS Security). All rights reserved.</textarea>
</div>
</div>
</section>
<section id="taskmgr_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>進程管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋進程..." placeholder="搜尋進程...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>查看</button>
<button class="action-btn modern-btn danger-btn" data-i18n>結束</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="whitelist_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>白名單管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="quarantine_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>隔離區管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="junk_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>垃圾清理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>掃描</button>
<button class="action-btn modern-btn danger-btn" data-i18n>刪除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="repair_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>系統修復</h2>
<div class="spacer"></div>
<button class="action-btn modern-btn primary-btn" data-i18n>掃描</button>
<button class="action-btn modern-btn danger-btn" data-i18n>修復</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="popup_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>彈窗攔截</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋窗口..." placeholder="搜尋窗口...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="custom_protect_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="protect_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>自訂防護</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋規則..." placeholder="搜尋規則...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="log_export_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="home_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>日誌導出</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋日誌..." placeholder="搜尋日誌...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>導出</button>
<button class="action-btn modern-btn danger-btn" data-i18n>刪除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
</main>
</div>
</div>
</body>
</html>
+2238 -1548
View File
File diff suppressed because it is too large. Load diff
-130
View File
@@ -1,130 +0,0 @@
translate_dict = {
"traditional_switch": {"开启":"開啟","关闭":"關閉","On":"開啟","Off":"關閉"},
"simplified_switch": {"開啟":"开启","關閉":"关闭","On":"开启","Off":"关闭",
"錯誤":"错误","發現":"发现","關閉":"关闭","裝置":"设备","記憶體":"内存",
"軟體":"软件","檔案":"文件","確定":"确认","設定":"设置","關於":"关于",
"總數":"总数","註冊":"注册","圖標":"图标","路徑":"路径","網路":"网络",
"位元":"字节","靈敏":"敏感","複製":"复制","開啟":"开启","靜態":"静态",
"訊":"讯","項":"项","掃":"扫","試":"试","黃":"黄","嗎":"吗","防":"保",
"鑰":"钥","當":"当","後":"后","護":"护","導":"导","區":"区","復":"复",
"攔":"拦","請":"请","統":"统","刪":"删","進":"进","個":"个","選":"选",
"啟":"启","監":"监","並":"并","徑":"径","盤":"盘","隱":"隐","動":"动",
"狀":"状","誌":"志","這":"这","會":"会","題":"题","擇":"择","語":"语",
"無":"无","顯":"显","變":"变","戶":"户","碼":"码","雲":"云","介":"界",
"稱":"称","類":"类","輸":"输","執":"执","數":"数","尋":"寻","網":"网",
"詢":"询","製":"制","員":"员","許":"许","條":"条","藍":"蓝","紅":"红",
"綠":"绿","態":"态","務":"务","連":"连","檢":"检","測":"测","關":"关",
"強":"强","驅":"驱","為":"为","腳":"脚","單":"单","開":"开","擴":"扩",
"惡":"恶","據":"据","庫":"库","經":"经","敗":"败","謝":"谢","別":"别",
"載":"载","誤":"误","報":"报","鏈":"链","竄":"窜","蹤":"踪","與":"与",
"異":"异","實":"实","時":"时","彈":"弹","窗":"窗","暫":"暂","訂":"订",
"資":"资","產":"产","金":"密","離":"离","規":"规","則":"则","來":"来",
"殼":"壳","碼":"码","線":"线","餘":"余",},
"english_switch": {"開啟":"On","關閉":"Off","开启":"On","关闭":"Off",",":", ",
"立即刪除":"Delete Now","安全模式":"Safe Mode","官方網站":"Official Website ",
"腳本":"Script ","鏈式":"Chain ","記憶體":"Memory ","加載":"Load ",
"行為":"Behavior ","可疑":"Suspicious ","勒索":"Ransom ","主要":"Main ",
"許可條款":"License Terms ","惡意":"Malicious", "開發":"Developers ",
"啟用":"Enable ","禁用":"Disable ","正在初始化中":"Initializing ",
"正在掃描":"Scanning ","正在刪除":"Deleting ","正在追蹤":"Tracking ",
"最小化到":"Minimize To ","靈敏度":"Sensitivity ","正在檢查":"Checking ",
"確定要":"Sure Want To ","引擎靈敏度":"Sensitivity ","更新":"Update ",
"白色主題":"White","黃色主題":"Yellow","紅色主題":"Red","語言":"Language ",
"藍色主題":"Blue","綠色主題":"Green","自訂主題":"Custom","黑色主題":"Black",
"特別感謝":"Contributors ","版本資訊":"Information","通訊":"Connect ",
"註冊":"Registry ","退出":"Quit ","檔案":"File ","當前":"Currently ",
"狀態":"State ","掃描":"Scan ","工具":"Tools ","防護":"Protect ",
"失敗":"Failed ","請":"Please ","路徑":"Path ","方式":"Method ",
"需要":"Need ","病毒":"Virus ","選擇":"Select ","返回":"Back",
"受到":"Been ","錯誤":"Error","完成":"Complete ","引擎":"Engine ",
"托盤":"Tray ","圖標":"Icon ","不安全":"Unsafe","增強":"Enhance ",
"系統":"System ","雲端":"Cloud ","重啟":"Reboot ","修復":"Repair ",
"裝置":"Device ","發現":"Found ","成功":"Success ","清理":"Cleanup ",
"確定":"OK","執行":"Execute ","警告":"Warning ","使用":"Use ",
"網路":"Network ","變更":"Change ","總數":"Total","結束":"End ",
"選項":"Options ","監控":"Monitor ","連接":"Connect ","可以":"Can ",
"進程":"Process ","攔截":"Block ","引導":"Boot ","刪除":"Delete ",
"分區":"Partition ","設定":"Setting ","關於":"About","模式":"Mode ",
"提高":"Improve ","安全":"Security ","顯色":"Color ","顏色":"Color ",
"主題":"Theme ", "回收":"Collect ", "無用":"Useless ","導入":"Import ",
"風險":"Risk ","介面":"UI ","核心":"Core ","服務":"Services ",
"管理":"Manage","所有":"All ","您":"You ","取消":"Cancel ","未":"Not ",
"垃圾":"Junk ","位元":"byte ","本機":"Computer ","停止":"Stop ",
"到":"To ","白名單":"White List ","軟體":"Software ","正在":"",
"增加":"Add ","移除":"Delete ","項目":"Items ","生成":"Create ","稱":"",
"複製":"Copy ","此":"This ","並":"And ","全盤":"Full ","最新":"Latest ",
"已存在":"Already ","數據庫":"Database ","誤報":"False Positive ",
"高":"High ","新":"New ","和":"And ","可能會":"Possible ","會":"Can ",
"日誌":"Log","已":"Has ","彈窗":"Window ","要":"To ","驅動":"Driver ",
"的":"","顯示":"","個":"","嗎":"","了":"","行":"","立即":"","規則":"Rule ",
"密鑰":"Key ","檢測":"Detect ","製作":"Maker ","運行":"Running",
"擴展":"Extension ","套件":"Kit ","自動":"Auto ","上報":"Report ",
"分析":"Analysis ","自身":"Self ","其他":"Other ","配置":"Config ",
"丟失":"Lost ","網站":"Website ","不兼容":"Not Compatible ","列表":"List ",
"竄改":"Tamper ","第三方":"Other ","實時":"Real Time ","查看":"View ",
"指定":"Specify ","清空":"Empty ","資源回收桶":"Recycle Bin ", "無法":"Cannot ",
"與":"With ","當":"When ","功能":"Function ","異常":"Abnormal ", "來":"To ",
"重置":"Reset ","窗口":"Window ","暫存":"Temp ","自訂":"Custom ",
"不支持":"Not Support ","共":"Total ","秒":"Seconds ","耗時":"Takes ",
"沙箱":"Sandbox ", "虛擬":"Virtual ", "隔離":"Quarantine ", "時":"",
"建立":"Create ","環境":"Environment ","沙箱":"Sandbox ","化":"", "表":"",
"達":"Reached ", "上限":"Limit ", "區":"", "金鑰":"Key ", "產品":"Product ",
"運行庫":".NET CLR ","殼碼":"Shellcode ","線程":"Thread ","注入":"Inject ",
"前往":"Go ","檢查":"Check ","可用":"Available ","靜態":"Static ",
"版本":"Version ","是":"","剩餘":"Remain ","遠控":"Remote ","監控":"Monitor ",
" ":" "},
"white_switch": {
"_white": "_black",},
"red_switch": {
"235, 235, 235": "255, 235, 235",
"245, 245, 245": "255, 225, 225",
"255, 255, 255": "255, 245, 245",
"240, 240, 240": "255, 220, 220",
"250, 250, 250": "255, 210, 210",
"220, 255, 220": "255, 220, 220",
"210, 255, 210": "255, 210, 210",
"_white": "_black"
},
"yellow_switch": {
"235, 235, 235": "255, 255, 235",
"245, 245, 245": "255, 255, 225",
"255, 255, 255": "255, 255, 245",
"240, 240, 240": "255, 255, 220",
"250, 250, 250": "255, 255, 210",
"220, 255, 220": "255, 255, 220",
"210, 255, 210": "255, 255, 210",
"_white": "_black"
},
"green_switch": {
"235, 235, 235": "235, 255, 235",
"245, 245, 245": "225, 255, 225",
"255, 255, 255": "245, 255, 245",
"240, 240, 240": "220, 255, 220",
"250, 250, 250": "210, 255, 210",
"_white": "_black"
},
"blue_switch": {
"235, 235, 235": "235, 235, 255",
"245, 245, 245": "225, 225, 255",
"255, 255, 255": "245, 245, 255",
"240, 240, 240": "220, 220, 255",
"250, 250, 250": "210, 210, 255",
"220, 255, 220": "220, 220, 255",
"210, 255, 210": "210, 210, 255",
"_white": "_black"
},
"black_switch": {
"255, 255, 255": "20, 20, 20",
"245, 245, 245": "40, 40, 40",
"235, 235, 235": "30, 30, 30",
"240, 240, 240": "70, 70, 70",
"250, 250, 250": "80, 80, 80",
"220, 255, 220": "70, 70, 70",
"210, 255, 210": "80, 80, 80",
"0, 0, 0": "255, 255, 255",
"_black": "_white"
}
}
+770 -129
View File
@@ -1,7 +1,5 @@
import os, yara, numpy, base64, onnxruntime
import ctypes, ctypes.wintypes, pefile
from PIL import Image
from io import BytesIO
import os, re, yara, time, math, json, numpy, base64, datetime, requests
import ctypes, ctypes.wintypes, hashlib, pefile, threading, onnxruntime
####################################################################################################
@@ -10,14 +8,25 @@ class GUID(ctypes.Structure):
("Data1", ctypes.wintypes.DWORD),
("Data2", ctypes.wintypes.WORD),
("Data3", ctypes.wintypes.WORD),
("Data4", ctypes.c_ubyte * 8)]
("Data4", ctypes.c_ubyte * 8)
]
class WINTRUST_FILE_INFO(ctypes.Structure):
_fields_ = [
("cbStruct", ctypes.wintypes.DWORD),
("pcwszFilePath", ctypes.wintypes.LPCWSTR),
("hFile", ctypes.wintypes.HANDLE),
("pgKnownSubject", ctypes.wintypes.LPVOID)]
("pgKnownSubject", ctypes.wintypes.LPVOID)
]
class WINTRUST_DATA_UNION(ctypes.Union):
_fields_ = [
("pFile", ctypes.POINTER(WINTRUST_FILE_INFO)),
("pCatalog", ctypes.wintypes.LPVOID),
("pBlob", ctypes.wintypes.LPVOID),
("pSgnr", ctypes.wintypes.LPVOID),
("pCert", ctypes.wintypes.LPVOID)
]
class WINTRUST_DATA(ctypes.Structure):
_fields_ = [
@@ -27,182 +36,814 @@ class WINTRUST_DATA(ctypes.Structure):
("dwUIChoice", ctypes.wintypes.DWORD),
("fdwRevocationChecks", ctypes.wintypes.DWORD),
("dwUnionChoice", ctypes.wintypes.DWORD),
("pFile", ctypes.POINTER(WINTRUST_FILE_INFO)),
("u", WINTRUST_DATA_UNION),
("dwStateAction", ctypes.wintypes.DWORD),
("hWVTStateData", ctypes.wintypes.HANDLE),
("pwszURLReference", ctypes.wintypes.LPCWSTR),
("dwProvFlags", ctypes.wintypes.DWORD),
("dwUIContext", ctypes.wintypes.DWORD),
("pSignatureSettings", ctypes.wintypes.LPVOID)]
("pSignatureSettings", ctypes.wintypes.LPVOID)
]
####################################################################################################
class sign_scanner:
def __init__(self):
self.verify = GUID(0x00AAC56B, 0xCD44, 0x11D0, (0x8C, 0xC2, 0x00, 0xC0, 0x4F, 0xC2, 0x95, 0xEE))
self.verify = GUID(0x00AAC56B, 0xCD44, 0x11D0, (ctypes.c_ubyte * 8)(0x8C, 0xC2, 0x00, 0xC0, 0x4F, 0xC2, 0x95, 0xEE))
def init_windll(self, path):
for name in path:
try:
setattr(self, name.lower(), ctypes.WinDLL(name, use_last_error=True))
except Exception as e:
self.send_message(e, "warn", False)
except Exception:
pass
try:
self.WinVerifyTrust = self.wintrust.WinVerifyTrust
self.WinVerifyTrust.restype = ctypes.wintypes.LONG
self.WinVerifyTrust.argtypes = [ctypes.wintypes.HWND, ctypes.POINTER(GUID), ctypes.c_void_p]
except Exception:
pass
self.WinVerifyTrust = self.wintrust.WinVerifyTrust
self.WinVerifyTrust.restype = ctypes.wintypes.LONG
self.WinVerifyTrust.argtypes = [ctypes.wintypes.HWND, ctypes.POINTER(GUID), ctypes.c_void_p]
def is_sign(self, file_path):
with pefile.PE(file_path, fast_load=True) as pe:
sec_dir = pe.OPTIONAL_HEADER.DATA_DIRECTORY[pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_SECURITY']]
return sec_dir.VirtualAddress != 0 and sec_dir.Size > 0
####################################################################################################
def sign_verify(self, file_path):
fi = WINTRUST_FILE_INFO(ctypes.sizeof(WINTRUST_FILE_INFO), file_path, None, None)
data = WINTRUST_DATA(ctypes.sizeof(WINTRUST_DATA), None, None, 2, 0, 1,
ctypes.pointer(fi), 1, None, None, 0, 0, None)
s = self.WinVerifyTrust(None, ctypes.byref(self.verify), ctypes.byref(data))
data.dwStateAction = 2
self.WinVerifyTrust(None, ctypes.byref(self.verify), ctypes.byref(data))
return s == 0
if os.name != 'nt':
return False
try:
fi = WINTRUST_FILE_INFO()
fi.cbStruct = ctypes.sizeof(WINTRUST_FILE_INFO)
fi.pcwszFilePath = os.path.abspath(file_path)
fi.hFile = None
fi.pgKnownSubject = None
wt_union = WINTRUST_DATA_UNION()
wt_union.pFile = ctypes.pointer(fi)
td = WINTRUST_DATA()
td.cbStruct = ctypes.sizeof(WINTRUST_DATA)
td.pPolicyCallbackData = None
td.pSIPClientData = None
td.dwUIChoice = 2
td.fdwRevocationChecks = 0
td.dwUnionChoice = 1
td.u = wt_union
td.dwStateAction = 0
td.hWVTStateData = None
td.pwszURLReference = None
td.dwProvFlags = 0
td.dwUIContext = 0
td.pSignatureSettings = None
return self.WinVerifyTrust(None, ctypes.byref(self.verify), ctypes.byref(td)) == 0
except Exception:
return False
####################################################################################################
class rule_scanner:
def __init__(self):
self.rules = {}
self.rules = None
self.network = []
def load_path(self, path):
def load_path(self, path, callback=None):
yara_files = {}
for root, _, files in os.walk(path):
for file in files:
self.load_file(os.path.join(root, file))
full_path = os.path.join(root, file)
if callback:
callback(full_path)
ext = os.path.splitext(file)[1].lower()
if ext in ('.yara', '.yar'):
namespace = os.path.relpath(full_path, path).replace(os.sep, '_')
yara_files[namespace] = full_path
elif ext in ('.yc', '.yrc'):
self.load_compiled_rule(full_path)
elif ext in ('.ip', '.txt'):
self.load_network_list(full_path)
def load_file(self, file):
ext = os.path.splitext(file)[1].lower()
if yara_files:
self.compile_all_rules(yara_files)
####################################################################################################
def load_compiled_rule(self, file):
try:
if ext in ('.yara', '.yar'):
self.rules[file] = yara.compile(file)
elif ext in ('.yc', '.yrc'):
self.rules[file] = yara.load(file)
elif ext in ('.ip', '.txt'):
with open(file, "r", encoding="utf-8", errors="ignore") as f:
self.network.extend(line.strip() for line in f if line.strip())
self.rules = yara.load(file)
except Exception:
return False
pass
def load_network_list(self, file):
try:
with open(file, "r", encoding="utf-8", errors="ignore") as f:
self.network.extend(line.strip() for line in f if line.strip())
except Exception:
pass
def compile_all_rules(self, file_map):
try:
self.rules = yara.compile(filepaths=file_map)
except Exception:
pass
####################################################################################################
def yara_scan(self, file_path):
try:
for rules in self.rules.values():
matches = rules.match(filepath=file_path)
if matches:
rule_name = str(matches[0])
label = rule_name.split("_")[0]
level = rule_name.split("_")[-1]
return f"Rules/{label}", level
if not self.rules:
return False, False
matches = self.rules.match(filepath=file_path)
if matches:
rule_name = str(matches[0])
label = rule_name.split("_")[0]
level = rule_name.split("_")[-1]
return f"{label}:WinPE/Unknown.A!rb", level
return False, False
except Exception:
return False, False
####################################################################################################
class model_scanner:
class pe_scanner:
API_CAT_MAPPING = {
'ProcessControl': {
'CreateProcessA', 'CreateProcessW', 'WinExec', 'ShellExecuteA', 'ShellExecuteW',
'ShellExecuteExW', 'ExitProcess', 'TerminateProcess', 'OpenProcess', 'GetExitCodeProcess',
'SetThreadPriority', 'GetThreadPriority', 'GetCurrentProcess', 'GetCurrentProcessId',
'GetModuleFileNameA', 'GetCommandLineA', 'GetModuleFileNameW', 'GetStartupInfoW'
},
'Injection': {
'VirtualAlloc', 'VirtualAllocEx', 'VirtualProtect', 'VirtualProtectEx', 'WriteProcessMemory',
'ReadProcessMemory', 'CreateRemoteThread', 'QueueUserAPC', 'SetThreadContext', 'GetThreadContext',
'Wow64SetThreadContext', 'NtUnmapViewOfSection', 'ZwUnmapViewOfSection', 'RtlCreateUserThread',
'SetWindowsHookExA', 'SetWindowsHookExW', 'UnhookWindowsHookEx', 'LoadLibraryA', 'LoadLibraryW',
'LoadLibraryExA', 'LoadLibraryExW', 'GetProcAddress', 'GetModuleHandleA', 'GetModuleHandleW',
'FreeLibrary', 'CreateFileMappingA', 'CreateFileMappingW', 'MapViewOfFile', 'UnmapViewOfSection',
'VirtualFree', 'VirtualQuery'
},
'Synchronization': {
'WaitForSingleObject', 'WaitForSingleObjectEx', 'WaitForMultipleObjects', 'WaitForMultipleObjectsEx',
'CreateMutexA', 'CreateMutexW', 'OpenMutexW', 'ReleaseMutex', 'CreateEventA', 'CreateEventW',
'OpenEventW', 'SetEvent', 'ResetEvent', 'EnterCriticalSection', 'LeaveCriticalSection',
'InitializeCriticalSection', 'DeleteCriticalSection', 'Sleep', 'SleepEx',
'InitializeCriticalSectionAndSpinCount', 'InterlockedDecrement', 'InterlockedIncrement',
'InterlockedExchange', 'InterlockedCompareExchange', 'SetTimer', 'KillTimer'
},
'MultiThreading': {
'CreateThread', 'ResumeThread', 'SuspendThread', 'ExitThread', 'TerminateThread',
'GetCurrentThread', 'GetCurrentThreadId', 'TlsAlloc', 'TlsSetValue', 'TlsGetValue',
'CreateThreadpoolWork', 'SubmitThreadpoolWork', 'TlsFree'
},
'Network': {
'socket', 'connect', 'send', 'recv', 'bind', 'listen', 'accept', 'gethostbyname', 'getaddrinfo',
'WSAStartup', 'WSACleanup', 'WSAIoctl', 'WSASocketA', 'WSASocketW', 'closesocket', 'htons',
'InternetOpenA', 'InternetOpenW', 'InternetConnectA', 'InternetConnectW', 'InternetOpenUrlA',
'InternetOpenUrlW', 'HttpOpenRequestA', 'HttpOpenRequestW', 'HttpSendRequestA', 'HttpSendRequestW',
'InternetReadFile', 'URLDownloadToFileA', 'URLDownloadToFileW', 'DnsQuery_A', 'DnsQuery_W'
},
'Encryption': {
'CryptAcquireContextA', 'CryptAcquireContextW', 'CryptCreateHash', 'CryptHashData',
'CryptDeriveKey', 'CryptEncrypt', 'CryptDecrypt', 'CryptDestroyKey', 'CryptDestroyHash',
'CryptReleaseContext', 'CryptGenKey', 'CryptImportKey', 'CryptExportKey'
},
'DataObfuscation': {
'RtlDecompressBuffer', 'MultiByteToWideChar', 'WideCharToMultiByte', 'Base64Decode',
'CryptDecodeObject', 'IsDBCSLeadByte', 'CharUpperA', 'CharLowerA',
'GetStringTypeW', 'LCMapStringW', 'IsValidCodePage', 'DecodePointer', 'EncodePointer'
},
'FileIO': {
'CreateFileA', 'CreateFileW', 'WriteFile', 'ReadFile', 'DeleteFileA', 'DeleteFileW',
'CopyFileA', 'CopyFileW', 'MoveFileA', 'MoveFileW', 'FindFirstFileA', 'FindNextFileA',
'GetTempPathA', 'GetTempPathW', 'GetTempFileNameA', 'GetTempFileNameW', 'SetFileAttributesA',
'SetFileAttributesW', 'DeviceIoControl', 'SetFileTime', 'GetFileSize', 'GetFileSizeEx',
'SetFilePointer', 'FlushFileBuffers', 'ConnectNamedPipe', 'PeekNamedPipe',
'CloseHandle', 'GetFileType', 'SetStdHandle', 'SetFilePointerEx', 'FindClose',
'SetHandleCount', 'SetEndOfFile', 'GetFullPathNameA', 'GetFileAttributesA'
},
'Registry': {
'RegOpenKeyExA', 'RegOpenKeyExW', 'RegSetValueExA', 'RegSetValueExW',
'RegCreateKeyExA', 'RegCreateKeyExW', 'RegDeleteKeyA', 'RegDeleteKeyW',
'RegEnumValueA', 'RegEnumValueW', 'RegQueryValueExA', 'RegQueryValueExW',
'RegDeleteValueA', 'RegDeleteValueW', 'RegCloseKey'
},
'Services': {
'OpenSCManagerA', 'OpenSCManagerW', 'CreateServiceA', 'CreateServiceW',
'StartServiceA', 'StartServiceW', 'ControlService', 'DeleteService'
},
'Privileges': {
'AdjustTokenPrivileges', 'LookupPrivilegeValueA', 'LookupPrivilegeValueW',
'OpenProcessToken', 'NetUserAdd', 'NetLocalGroupAddMembers', 'IsAdmin',
'GetUserNameA', 'GetUserNameW'
},
'Native': {
'RtlUnwind', 'RtlVirtualUnwind', 'RtlCaptureContext', 'RtlLookupFunctionEntry',
'NtClose', 'NtQueryInformationProcess', 'RtlAllocateHeap', 'RtlFreeHeap',
'GetSystemTimeAsFileTime', 'GetLocalTime', 'GlobalMemoryStatus',
'GetVersionExA', 'GetVersionExW', 'GetComputerNameA', 'GetComputerNameW',
'GetLastError', 'GetACP', 'RaiseException', 'SetLastError', 'GetEnvironmentStringsW',
'FreeEnvironmentStringsW', 'GetLocaleInfoA', 'lstrlenA', 'GetVersion', 'GetSystemInfo',
'CompareStringA'
},
'DotNet': {
'_CorExeMain', '_CorDllMain'
},
'AntiDebug': {
'IsDebuggerPresent', 'CheckRemoteDebuggerPresent', 'OutputDebugStringA', 'OutputDebugStringW',
'GetTickCount', 'GetTickCount64', 'QueryPerformanceCounter', 'FindWindowA', 'FindWindowW',
'EnumWindows', 'EnumChildWindows', 'GetWindowRect', 'GetClientRect', 'SetWindowDisplayAffinity',
'UnhandledExceptionFilter', 'SetUnhandledExceptionFilter', 'IsProcessorFeaturePresent',
'SetErrorMode', 'GetTimeZoneInformation', 'GetDriveTypeW', 'GetDiskFreeSpaceA'
},
'Keylogging': {
'GetAsyncKeyState', 'GetKeyState', 'GetKeyboardState', 'MapVirtualKeyA', 'MapVirtualKeyW',
'ToAscii', 'ToAsciiEx', 'ToUnicode', 'ToUnicodeEx', 'GetKeyNameTextA', 'GetForegroundWindow',
'KeybdEvent', 'SendInput', 'MapVirtualKeyExA', 'MapVirtualKeyExW', 'CallNextHookEx'
},
'Input': {
'GetCursorPos', 'SetCursorPos', 'MouseEvent', 'GetDoubleClickTime',
'GetCapture', 'SetCapture'
},
'ScreenCapture': {
'BitBlt', 'StretchBlt', 'GetDC', 'GetWindowDC', 'CreateCompatibleDC', 'CreateCompatibleBitmap',
'GdipSaveImageToFile', 'PrintWindow', 'GetDesktopWindow', 'CreateDCW', 'CreateDCA',
'SelectObject', 'DeleteDC', 'DeleteObject', 'GetDeviceCaps', 'GetSystemMetrics'
},
'Graphics': {
'Direct3DCreate9', 'D3D11CreateDevice'
},
'Audio': {
'WaveInOpen', 'WaveInClose', 'WaveInStart', 'WaveInStop'
},
'Clipboard': {
'OpenClipboard', 'CloseClipboard', 'GetClipboardData', 'SetClipboardData'
},
'Camera': {
'CapCreateCaptureWindowA', 'CapCreateCaptureWindowW'
},
'Memory': {
'HeapAlloc', 'HeapFree', 'HeapSize', 'HeapCreate', 'GetProcessHeap',
'LocalAlloc', 'LocalFree', 'GlobalAlloc', 'GlobalFree', 'GlobalUnlock',
'HeapDestroy', 'GlobalLock', 'SysFreeString', 'SysAllocStringLen'
},
'Resource': {
'LoadResource', 'SizeofResource', 'LockResource', 'FreeResource', 'FindResourceA'
},
'WindowControl': {
'ShowWindow', 'DestroyWindow', 'TranslateMessage', 'DispatchMessageA', 'GetWindow',
'PeekMessageA', 'GetWindowLongA', 'CallWindowProcA', 'SetWindowLongA', 'GetWindowTextA',
'ScreenToClient', 'GetActiveWindow', 'CreateWindowExA', 'DefWindowProcA', 'GetMessageA',
'RegisterClassA', 'UnregisterClassA', 'MessageBoxA'
},
'COM': {
'CoCreateInstance', 'CoUninitialize', 'CoInitialize'
}
}
TARGET_DLLS = {
'kernel32.dll', 'user32.dll', 'gdi32.dll', 'advapi32.dll', 'shell32.dll', 'ntdll.dll', 'hal.dll',
'ws2_32.dll', 'wsock32.dll', 'wininet.dll', 'winhttp.dll', 'urlmon.dll', 'crypt32.dll', 'bcrypt.dll',
'psapi.dll', 'dbghelp.dll', 'imagehlp.dll', 'shlwapi.dll', 'ole32.dll', 'oleaut32.dll', 'comctl32.dll',
'mscoree.dll', 'vbscript.dll', 'netapi32.dll', 'iphlpapi.dll', 'wtsapi32.dll', 'version.dll', 'winmm.dll'
}
BASE_SCHEMA = [
"FileEntropy", "SectionMeanEntropy", "IsExe", "IsDll", "IsDriver", "Is64Bit",
"Machine", "Magic", "CheckSum", "ImageBase", "SizeOfImage", "SizeOfHeaders",
"Characteristics", "DllCharacteristics", "Subsystem", "LoaderFlags",
"MajorLinkerVersion", "MinorLinkerVersion", "SizeOfCode",
"SizeOfInitializedData", "SizeOfUninitializedData", "AddressOfEntryPoint",
"BaseOfCode", "SectionAlignment", "FileAlignment",
"MajorOperatingSystemVersion", "MinorOperatingSystemVersion",
"MajorImageVersion", "MinorImageVersion",
"MajorSubsystemVersion", "MinorSubsystemVersion",
"SizeOfStackReserve", "SizeOfStackCommit", "SizeOfHeapReserve", "SizeOfHeapCommit",
"NumberOfSections", "NumberOfRvaAndSizes", "PointerToSymbolTable", "NumberOfSymbols",
"SizeOfOptionalHeader",
"TextSectionMaxEntropy", "TextSectionMeanEntropy", "TextSizeRatio",
"DataSectionMaxEntropy", "DataSectionMeanEntropy", "DataSizeRatio",
"RsrcSectionMaxEntropy", "RsrcSectionMeanEntropy", "RsrcSizeRatio",
"SectionCount", "ExecutableSections",
"WritableSections", "ReadableSections", "SectionException",
"Char_00000020_Count", "Char_00000020_MeanEntropy",
"Char_00000040_Count", "Char_00000040_MeanEntropy",
"Char_00000080_Count", "Char_00000080_MeanEntropy",
"Char_02000000_Count", "Char_02000000_MeanEntropy",
"Char_20000000_Count", "Char_20000000_MeanEntropy",
"Char_40000000_Count", "Char_40000000_MeanEntropy",
"Char_80000000_Count", "Char_80000000_MeanEntropy",
"IconCount", "ApiCount", "ExportCount", "DebugCount", "ExceptionCount",
"ImportCount", "ImportFunctionCount",
"FileDescriptionLength", "FileVersionLength", "ProductNameLength",
"ProductVersionLength", "CompanyNameLength", "LegalCopyrightLength",
"CommentsLength", "InternalNameLength", "LegalTrademarksLength",
"SpecialBuildLength", "PrivateBuildLength",
"TrustSigned", "IsDebug", "IsPatched", "IsPrivateBuild", "IsPreRelease",
"IsSpecialBuild", "IsAdmin", "IsInstall", "HasTlsCallbacks",
"HasInvalidTimestamp", "HasRelocationDirectory", "HasPacked", "FileTimeException"
]
CAT_SCHEMA = [f"Cat_{k}" for k in sorted(API_CAT_MAPPING.keys())]
DLL_SCHEMA = [f"Dll_{d.replace('.', '_')}" for d in sorted(TARGET_DLLS)]
_ALL_APIS = {api for apis in API_CAT_MAPPING.values() for api in apis}
API_SCHEMA = [f"Api_{api}" for api in sorted(_ALL_APIS)]
SCHEMA = BASE_SCHEMA + CAT_SCHEMA + DLL_SCHEMA + API_SCHEMA
_API_TO_CATS = {}
for _cat, _apis in API_CAT_MAPPING.items():
for _api in _apis:
if _api not in _API_TO_CATS:
_API_TO_CATS[_api] = []
_API_TO_CATS[_api].append(_cat)
PACKERS = {
'upx', 'aspack', 'asprotect', 'pecompact', 'upack', 'fsg', 'mew',
'mpress', 'ezip', 'pklt', 'shrink', 'petite', 'telock',
'themida', 'winlicense', 'tmd', 'vmp', 'enigma', 'obsidium',
'pelock', 'exestealth', 'yoda', 'armadillo', 'zprotect',
'sforce', 'starforce', 'qihoo', 'wisevec', 'megastop',
}
INSTALLER_SIGS = [b"Nullsoft.NSIS", b"Inno Setup", b"7-Zip.7zip", b"InstallShield"]
####################################################################################################
def __init__(self):
self.model = None
self.suffix = {".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys"}
self.labels = ["Pefile/White", "Pefile/General"]
self.detect_set = {"Pefile/General"}
self.resize = (224, 224)
self.input_name = None
self.feature_order = []
self.signer = sign_scanner()
self.signer.init_windll(["wintrust"])
def load_path(self, path):
def load_path(self, path, callback=None):
for root, _, files in os.walk(path):
for file in files:
self.load_file(os.path.join(root, file))
full_path = os.path.join(root, file)
if callback:
callback(full_path)
if full_path.endswith('.onnx'):
self.load_model(full_path)
def load_file(self, file):
if file.lower().endswith('.onnx'):
try:
self.model = onnxruntime.InferenceSession(file)
except Exception:
return False
def model_scan(self, file_path, full_output=False):
if not self.model:
return (False, False) if not full_output else ([], str(file_path), None)
sections = self.extract_sections(file_path)
if not sections:
return (False, False) if not full_output else ([], str(file_path), None)
images = [self.preprocess_image(data, self.resize) for data in sections.values()]
if not images:
return (False, False) if not full_output else ([], str(file_path), None)
arr = numpy.stack([numpy.asarray(img).astype('float32') / 255.0 for img in images])
if arr.ndim == 3:
arr = numpy.expand_dims(arr, axis=-1)
input_meta = self.model.get_inputs()[0]
input_name = input_meta.name
input_shape = input_meta.shape
if len(input_shape) == 4:
if input_shape[1] in (1, 3) and input_shape[3] not in (1, 3):
arr = arr.transpose(0, 3, 1, 2)
def load_model(self, model_path):
if not os.path.exists(model_path):
return
try:
probs = self.model.run(None, {input_name: arr})[0]
self.model = onnxruntime.InferenceSession(model_path, providers=['CPUExecutionProvider'])
self.input_name = self.model.get_inputs()[0].name
feat_path = os.path.join(os.path.dirname(model_path), "features.json")
model_features = []
if os.path.exists(feat_path):
with open(feat_path, 'r') as f:
model_features = json.load(f)
else:
model_features = [re.sub(r'[^A-Za-z0-9_]+', '', f) for f in self.SCHEMA]
local_map = {re.sub(r'[^A-Za-z0-9_]+', '', raw_name): raw_name for raw_name in self.SCHEMA}
self.feature_order = [local_map.get(req_feat) for req_feat in model_features]
except Exception:
return (False, False) if not full_output else ([], str(file_path), None)
pass
results = []
best_malicious = None
####################################################################################################
for name, pred, img in zip(sections.keys(), probs, images):
idx = int(numpy.argmax(pred))
label = self.labels[idx] if idx < len(self.labels) else f"Class_{idx}"
conf = round(float(pred[idx]) * 100, 2)
print(f"Section: {name} | Label: {label} | Confidence: {conf}%")
def _safe_float(self, val):
try:
f = float(val)
if math.isinf(f) or math.isnan(f): return 0.0
return f
except Exception:
return 0.0
if full_output:
results.append((name, label, conf, self.pil_to_base64(img)))
if label in self.detect_set:
if best_malicious is None or conf > best_malicious[1]:
best_malicious = (label, int(conf))
def _safe_div(self, n, d):
return float(n) / d if d > 0 else 0.0
if full_output:
results.sort(key=lambda x: (x[1] not in self.detect_set, -x[2]))
malicious_count = sum(1 for _, lbl, _, _ in results if lbl in self.detect_set)
total = len(results)
return results, str(file_path), f"{malicious_count}/{total}"
return best_malicious if best_malicious else (False, False)
def pil_to_base64(self, img):
buf = BytesIO()
img.save(buf, format='PNG')
return base64.b64encode(buf.getvalue()).decode()
def preprocess_image(self, data, size, channels=1):
width, height = size
wah = int(numpy.ceil(numpy.sqrt(len(data) / channels)))
def _calc_entropy(self, data):
if not data: return 0.0
arr = numpy.frombuffer(data, dtype=numpy.uint8)
imgbuf = numpy.zeros(wah * wah * channels, dtype=numpy.uint8)
imgbuf[:len(arr)] = arr
image = Image.fromarray(imgbuf.reshape((wah, wah)), 'L')
return image.resize((width, height), Image.Resampling.NEAREST)
counts = numpy.bincount(arr, minlength=256)
probs = counts[counts > 0] / len(arr)
return float(-numpy.sum(probs * numpy.log2(probs)))
####################################################################################################
def extract_features(self, file_path):
fts = {k: 0.0 for k in self.SCHEMA}
pe = None
try:
fsize = os.path.getsize(file_path)
if fsize == 0 or fsize > 512 * 1024 * 1024:
return None
with open(file_path, "rb") as f:
file_bytes = f.read()
pe = pefile.PE(data=file_bytes, fast_load=True)
fts['TrustSigned'] = 1 if self.signer.sign_verify(file_path) else 0
fh = pe.FILE_HEADER
fts['Machine'] = fh.Machine
fts['NumberOfSections'] = fh.NumberOfSections
fts['TimeDateStamp'] = fh.TimeDateStamp
fts['PointerToSymbolTable'] = fh.PointerToSymbolTable
fts['NumberOfSymbols'] = fh.NumberOfSymbols
fts['SizeOfOptionalHeader'] = fh.SizeOfOptionalHeader
fts['Characteristics'] = fh.Characteristics
curr_ts = datetime.datetime.now(datetime.timezone.utc).timestamp()
fts['HasInvalidTimestamp'] = 1 if (fh.TimeDateStamp < 631152000 or fh.TimeDateStamp > curr_ts + 2592000) else 0
fts['FileTimeException'] = 1 if fh.TimeDateStamp == 0 else 0
if hasattr(pe, 'OPTIONAL_HEADER'):
op = pe.OPTIONAL_HEADER
fts['Magic'] = getattr(op, 'Magic', 0)
fts['MajorLinkerVersion'] = getattr(op, 'MajorLinkerVersion', 0)
fts['MinorLinkerVersion'] = getattr(op, 'MinorLinkerVersion', 0)
fts['SizeOfCode'] = getattr(op, 'SizeOfCode', 0)
fts['SizeOfInitializedData'] = getattr(op, 'SizeOfInitializedData', 0)
fts['SizeOfUninitializedData'] = getattr(op, 'SizeOfUninitializedData', 0)
fts['AddressOfEntryPoint'] = getattr(op, 'AddressOfEntryPoint', 0)
fts['BaseOfCode'] = getattr(op, 'BaseOfCode', 0)
fts['ImageBase'] = getattr(op, 'ImageBase', 0)
fts['SectionAlignment'] = getattr(op, 'SectionAlignment', 0)
fts['FileAlignment'] = getattr(op, 'FileAlignment', 0)
fts['MajorOperatingSystemVersion'] = getattr(op, 'MajorOperatingSystemVersion', 0)
fts['MinorOperatingSystemVersion'] = getattr(op, 'MinorOperatingSystemVersion', 0)
fts['MajorImageVersion'] = getattr(op, 'MajorImageVersion', 0)
fts['MinorImageVersion'] = getattr(op, 'MinorImageVersion', 0)
fts['MajorSubsystemVersion'] = getattr(op, 'MajorSubsystemVersion', 0)
fts['MinorSubsystemVersion'] = getattr(op, 'MinorSubsystemVersion', 0)
fts['SizeOfImage'] = getattr(op, 'SizeOfImage', 0)
fts['SizeOfHeaders'] = getattr(op, 'SizeOfHeaders', 0)
fts['CheckSum'] = getattr(op, 'CheckSum', 0)
fts['Subsystem'] = getattr(op, 'Subsystem', 0)
fts['DllCharacteristics'] = getattr(op, 'DllCharacteristics', 0)
fts['SizeOfStackReserve'] = getattr(op, 'SizeOfStackReserve', 0)
fts['SizeOfStackCommit'] = getattr(op, 'SizeOfStackCommit', 0)
fts['SizeOfHeapReserve'] = getattr(op, 'SizeOfHeapReserve', 0)
fts['SizeOfHeapCommit'] = getattr(op, 'SizeOfHeapCommit', 0)
fts['LoaderFlags'] = getattr(op, 'LoaderFlags', 0)
fts['NumberOfRvaAndSizes'] = getattr(op, 'NumberOfRvaAndSizes', 0)
fts['Is64Bit'] = 1 if fh.Machine in (0x8664, 0xAA64, 0x0200) else 0
fts['IsExe'] = 1 if pe.is_exe() else 0
fts['IsDll'] = 1 if pe.is_dll() else 0
fts['IsDriver'] = 1 if fts['Subsystem'] == 1 else 0
if hasattr(op, 'DATA_DIRECTORY'):
reloc_idx = pefile.DIRECTORY_ENTRY.get('IMAGE_DIRECTORY_ENTRY_BASERELOC', 5)
if len(op.DATA_DIRECTORY) > reloc_idx and op.DATA_DIRECTORY[reloc_idx].Size > 0:
fts['HasRelocationDirectory'] = 1
def extract_sections(self, file_path):
match_data = {}
fpath_str = str(file_path)
ext = os.path.splitext(fpath_str)[-1].lower()
if ext in self.suffix:
try:
with pefile.PE(fpath_str, fast_load=True) as pe:
for section in pe.sections:
name = section.Name.rstrip(b'\x00').decode('latin1', errors='ignore').lower()
data = section.get_data()
if data:
match_data[name] = data
fts['FileEntropy'] = self._calc_entropy(file_bytes)
except Exception:
pass
return match_data
sec_entropies = []
text_entropies = []
data_entropies = []
rsrc_entropies = []
char_flags = [0x00000020, 0x00000040, 0x00000080, 0x02000000, 0x20000000, 0x40000000, 0x80000000]
if hasattr(pe, 'sections'):
fts['SectionCount'] = len(pe.sections)
for section in pe.sections:
try:
name = section.Name.decode('ascii', 'ignore').strip('\x00')
except Exception:
name = ""
try:
s_data = section.get_data()
s_entropy = self._calc_entropy(s_data)
except Exception:
s_data = b""
s_entropy = 0.0
sec_entropies.append(s_entropy)
if any(p in name.lower() for p in self.PACKERS): fts['HasPacked'] = 1
if section.Characteristics & 0x20000000: fts['ExecutableSections'] += 1
if section.Characteristics & 0x80000000: fts['WritableSections'] += 1
if section.Characteristics & 0x40000000: fts['ReadableSections'] += 1
if section.SizeOfRawData + section.PointerToRawData > fsize: fts['SectionException'] = 1
for flag in char_flags:
if section.Characteristics & flag:
fts[f'Char_{flag:08X}_Count'] += 1
fts[f'Char_{flag:08X}_MeanEntropy'] += s_entropy
ratio = self._safe_div(section.SizeOfRawData, fsize)
if name.startswith('.text'):
text_entropies.append(s_entropy)
fts['TextSizeRatio'] += ratio
elif name.startswith('.data'):
data_entropies.append(s_entropy)
fts['DataSizeRatio'] += ratio
elif name.startswith('.rsrc'):
rsrc_entropies.append(s_entropy)
fts['RsrcSizeRatio'] += ratio
if b"requireAdministrator" in s_data: fts['IsAdmin'] = 1
for sig in self.INSTALLER_SIGS:
if sig in s_data:
fts['IsInstall'] = 1
break
fts['SectionMeanEntropy'] = self._safe_div(sum(sec_entropies), len(sec_entropies))
fts['TextSectionMaxEntropy'] = max(text_entropies) if text_entropies else 0.0
fts['TextSectionMeanEntropy'] = self._safe_div(sum(text_entropies), len(text_entropies))
fts['DataSectionMaxEntropy'] = max(data_entropies) if data_entropies else 0.0
fts['DataSectionMeanEntropy'] = self._safe_div(sum(data_entropies), len(data_entropies))
fts['RsrcSectionMaxEntropy'] = max(rsrc_entropies) if rsrc_entropies else 0.0
fts['RsrcSectionMeanEntropy'] = self._safe_div(sum(rsrc_entropies), len(rsrc_entropies))
for flag in char_flags:
fts[f'Char_{flag:08X}_MeanEntropy'] = self._safe_div(fts[f'Char_{flag:08X}_MeanEntropy'], fts[f'Char_{flag:08X}_Count'])
try:
pe.parse_data_directories(directories=[
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_IMPORT'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_EXPORT'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_RESOURCE'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_DEBUG'],
pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_TLS']
])
except Exception:
pass
if hasattr(pe, 'DIRECTORY_ENTRY_TLS') and hasattr(pe.DIRECTORY_ENTRY_TLS, 'struct'):
if getattr(pe.DIRECTORY_ENTRY_TLS.struct, 'AddressOfCallBacks', 0) != 0:
fts['HasTlsCallbacks'] = 1
if hasattr(pe, 'VS_FIXEDFILEINFO') and len(pe.VS_FIXEDFILEINFO) > 0:
flags = getattr(pe.VS_FIXEDFILEINFO[0], 'FileFlags', 0)
fts['IsDebug'] = 1 if flags & 0x1 else 0
fts['IsPreRelease'] = 1 if flags & 0x2 else 0
fts['IsPatched'] = 1 if flags & 0x4 else 0
fts['IsPrivateBuild'] = 1 if flags & 0x8 else 0
fts['IsSpecialBuild'] = 1 if flags & 0x20 else 0
if hasattr(pe, 'FileInfo'):
for fileinfo_list in pe.FileInfo:
for fileinfo in fileinfo_list:
if getattr(fileinfo, 'name', '') in ('StringFileInfo', b'StringFileInfo'):
for st in getattr(fileinfo, 'StringTable', []):
for key, val in st.entries.items():
try:
k = key.decode('utf-8', 'ignore') if isinstance(key, bytes) else str(key)
v = val.decode('utf-8', 'ignore') if isinstance(val, bytes) else str(val)
length = len(v)
if k == 'FileDescription': fts['FileDescriptionLength'] = length
elif k == 'FileVersion': fts['FileVersionLength'] = length
elif k == 'ProductName': fts['ProductNameLength'] = length
elif k == 'ProductVersion': fts['ProductVersionLength'] = length
elif k == 'CompanyName': fts['CompanyNameLength'] = length
elif k == 'LegalCopyright': fts['LegalCopyrightLength'] = length
elif k == 'Comments': fts['CommentsLength'] = length
elif k == 'InternalName': fts['InternalNameLength'] = length
elif k == 'LegalTrademarks': fts['LegalTrademarksLength'] = length
elif k == 'SpecialBuild': fts['SpecialBuildLength'] = length
elif k == 'PrivateBuild': fts['PrivateBuildLength'] = length
except Exception:
continue
if hasattr(pe, 'DIRECTORY_ENTRY_IMPORT'):
fts['ImportCount'] = len(pe.DIRECTORY_ENTRY_IMPORT)
for entry in pe.DIRECTORY_ENTRY_IMPORT:
if getattr(entry, 'dll', None):
try:
dll_name = entry.dll.decode('ascii', 'ignore').lower()
if dll_name in self.TARGET_DLLS:
fts[f"Dll_{dll_name.replace('.', '_')}"] = 1.0
except Exception:
pass
imports = getattr(entry, 'imports', [])
for imp in imports:
fts['ImportFunctionCount'] += 1
if not getattr(imp, 'name', None): continue
try:
func_name = imp.name.decode('ascii', 'ignore')
if func_name in self._ALL_APIS:
fts[f'Api_{func_name}'] += 1
fts['ApiCount'] += 1
for cat in self._API_TO_CATS.get(func_name, []):
fts[f'Cat_{cat}'] += 1
except Exception:
continue
if hasattr(pe, 'DIRECTORY_ENTRY_EXPORT') and hasattr(pe.DIRECTORY_ENTRY_EXPORT, 'symbols'):
fts['ExportCount'] = len(pe.DIRECTORY_ENTRY_EXPORT.symbols)
if hasattr(pe, 'DIRECTORY_ENTRY_RESOURCE'):
for entry in pe.DIRECTORY_ENTRY_RESOURCE.entries:
if getattr(entry, 'id', None) == 3 and hasattr(entry, 'directory'):
fts['IconCount'] += len(getattr(entry.directory, 'entries', []))
if hasattr(pe, 'OPTIONAL_HEADER') and hasattr(pe.OPTIONAL_HEADER, 'DATA_DIRECTORY') and len(pe.OPTIONAL_HEADER.DATA_DIRECTORY) > 3:
exc_dir = pe.OPTIONAL_HEADER.DATA_DIRECTORY[3]
if exc_dir.Size > 0:
fts['ExceptionCount'] = exc_dir.Size // 12 if fts['Machine'] in (0x8664, 0xAA64) else 0
if hasattr(pe, 'DIRECTORY_ENTRY_DEBUG'):
fts['DebugCount'] = len(pe.DIRECTORY_ENTRY_DEBUG)
for k in fts:
fts[k] = self._safe_float(fts[k])
return fts
except Exception:
return None
finally:
if pe:
pe.close()
####################################################################################################
def pe_scan(self, file_path, enhanced_mode=False):
if not self.model:
return False, False
try:
data = self.extract_features(file_path)
if not data:
return False, False
vec_data = []
for key in self.feature_order:
if key:
vec_data.append(data.get(key, 0.0))
else:
vec_data.append(0.0)
vec = numpy.array(vec_data, dtype=numpy.float32).reshape(1, -1)
outputs = self.model.run(None, {self.input_name: vec})
result = outputs[1]
prob = 0.0
if isinstance(result, list) and len(result) > 0:
prob_dict = result[0]
if hasattr(prob_dict, 'get'):
prob = float(prob_dict.get(1, prob_dict.get('1', 0.0)))
elif isinstance(result, numpy.ndarray):
if result.ndim == 2 and result.shape[1] > 1:
prob = float(result[0][1])
score = int(prob * 100)
if score >= 80:
return f"General:WinPE/Malware.{score}!ml", score
elif enhanced_mode and score >= 50:
return f"General:WinPE/Suspicious.{score}!ml", score
return False, False
except Exception:
return False, False
####################################################################################################
class cloud_scanner:
def __init__(self):
self.session = None
self.api_host = None
self.api_key = None
self.timeout = 30
self.lock = threading.RLock()
def _init_session(self, api_host, api_key):
with self.lock:
if self.session is None or self.api_host != api_host or self.api_key != api_key:
self.api_host = api_host.rstrip('/')
self.api_key = api_key
self.session = requests.Session()
self.session.headers.update({"X-API-Key": api_key, "User-Agent": "PYAS-Engine/1.1"})
def _request(self, method, endpoint, **kwargs):
with self.lock:
current_session = self.session
current_host = self.api_host
if not current_session:
return None
try:
r = current_session.request(method, f"{current_host}{endpoint}", timeout=self.timeout, **kwargs)
if r.status_code == 200:
return r
except Exception:
pass
return None
def calc_hash(self, file_path, block_size=65536):
try:
h = hashlib.sha256()
with open(file_path, "rb") as f:
for chunk in iter(lambda: f.read(block_size), b""):
h.update(chunk)
return h.hexdigest()
except Exception:
return ""
####################################################################################################
def rescan(self, sha256, api_host, api_key):
self._init_session(api_host, api_key)
r = self._request("POST", f"/api/rescan/{sha256}")
return r is not None and r.json().get('status') == 'success'
def upload_file(self, file_path, api_host, api_key, chunk_size=5242880, need_rescan=False):
try:
self._init_session(api_host, api_key)
sha256 = self.calc_hash(file_path)
if not sha256:
return False, None
status_req = self._request("GET", f"/api/processing_status/{sha256}")
if status_req:
status_data = status_req.json()
current_status = status_data.get('status')
if current_status == 'done':
if need_rescan:
self.rescan(sha256, api_host, api_key)
return True, sha256
elif current_status in ('queued', 'processing'):
return True, sha256
file_size = os.path.getsize(file_path)
if file_size > 104857600:
return False, sha256
if file_size > chunk_size:
total_chunks = (file_size + chunk_size - 1) // chunk_size
upload_id = os.urandom(16).hex()
with open(file_path, 'rb') as f:
for i in range(total_chunks):
chunk_data = f.read(chunk_size)
headers = {
"X-Chunk-Index": str(i),
"X-Total-Chunks": str(total_chunks),
"X-Upload-ID": upload_id
}
chunk_success = False
for _ in range(3):
r = self._request("POST", "/api/upload", files={'file': (os.path.basename(file_path), chunk_data)}, headers=headers)
if r:
chunk_success = True
break
time.sleep(1)
if not chunk_success:
return False, sha256
return True, sha256
with open(file_path, 'rb') as f:
file_data = f.read()
for _ in range(3):
r = self._request("POST", "/api/upload", files={'file': (os.path.basename(file_path), file_data)})
if r:
return True, sha256
time.sleep(1)
return False, sha256
except Exception:
return False, None
####################################################################################################
def get_result(self, sha256, api_host, api_key, max_retries=6, interval=10):
try:
if not sha256:
return False
self._init_session(api_host, api_key)
is_done = False
for _ in range(max_retries):
r = self._request("GET", f"/api/processing_status/{sha256}")
if r:
st = r.json().get('status', 'error')
if st == 'done':
is_done = True
break
if st in ['error', 'failed']:
return False
time.sleep(interval)
if not is_done:
return False
r = self._request("GET", f"/api/report/{sha256}")
if r:
data = r.json().get('data', {})
metadata = data.get('metadata', {})
label = metadata.get('label', 'Unsupport')
score = metadata.get('score', 0)
sims = data.get('similar', [])
is_malicious = 'General' in label
sim_malicious_count = 0
valid_sim_count = 0
for s in sims:
if s.get('similarity', 0) > 80:
valid_sim_count += 1
if "General" in s.get('label', ''):
sim_malicious_count += 1
if is_malicious and (valid_sim_count == 0 or sim_malicious_count == valid_sim_count):
return f"General:WinPE/Unknown.{score}!cl"
except Exception:
pass
return False
-1576
View File
File diff suppressed because it is too large. Load diff
-14520
View File
File diff suppressed because it is too large. Load diff
+2 -2
View File
@@ -2,9 +2,9 @@ import pyinstaller_versionfile
pyinstaller_versionfile.create_versionfile(
output_file="versionfile.txt",
version='3.3.7',
version='3.5.3.0',
company_name="PYAS Security",
file_description="Python Antivirus Software",
file_description="PYAS Security Antivirus",
internal_name="PYAS",
legal_copyright="PYAS Security",
original_filename="PYAS.exe",
+171
View File
@@ -0,0 +1,171 @@
#pragma once
#include <fltKernel.h>
#include <ntddk.h>
#include <ntdddisk.h>
#include <ntddscsi.h>
#include <ntstrsafe.h>
constexpr auto PYAS_PORT_NAME = L"\\PYAS_Output_Pipe";
constexpr auto MAX_PATH_LEN = 1024;
constexpr auto PYAS_POOL_TAG = 'SAYP';
#ifndef PROCESS_TERMINATE
#define PROCESS_TERMINATE (0x0001)
#endif
#ifndef PROCESS_CREATE_THREAD
#define PROCESS_CREATE_THREAD (0x0002)
#endif
#ifndef PROCESS_VM_OPERATION
#define PROCESS_VM_OPERATION (0x0008)
#endif
#ifndef PROCESS_VM_READ
#define PROCESS_VM_READ (0x0010)
#endif
#ifndef PROCESS_VM_WRITE
#define PROCESS_VM_WRITE (0x0020)
#endif
#ifndef PROCESS_DUP_HANDLE
#define PROCESS_DUP_HANDLE (0x0040)
#endif
#ifndef PROCESS_CREATE_PROCESS
#define PROCESS_CREATE_PROCESS (0x0080)
#endif
#ifndef PROCESS_SET_INFORMATION
#define PROCESS_SET_INFORMATION (0x0200)
#endif
#ifndef PROCESS_QUERY_INFORMATION
#define PROCESS_QUERY_INFORMATION (0x0400)
#endif
#ifndef PROCESS_SUSPEND_RESUME
#define PROCESS_SUSPEND_RESUME (0x0800)
#endif
#ifndef PROCESS_QUERY_LIMITED_INFORMATION
#define PROCESS_QUERY_LIMITED_INFORMATION (0x1000)
#endif
#ifndef PROCESS_SET_QUOTA
#define PROCESS_SET_QUOTA (0x0100)
#endif
#ifndef THREAD_TERMINATE
#define THREAD_TERMINATE (0x0001)
#endif
#ifndef THREAD_SUSPEND_RESUME
#define THREAD_SUSPEND_RESUME (0x0002)
#endif
#ifndef THREAD_SET_CONTEXT
#define THREAD_SET_CONTEXT (0x0010)
#endif
#ifndef THREAD_SET_INFORMATION
#define THREAD_SET_INFORMATION (0x0020)
#endif
#ifndef THREAD_SET_THREAD_TOKEN
#define THREAD_SET_THREAD_TOKEN (0x0080)
#endif
#ifndef POOL_FLAG_NON_PAGED
#define POOL_FLAG_NON_PAGED 0x0000000000000040UI64
#endif
#ifndef FSCTL_MANAGE_BYPASS_IO
#define FSCTL_MANAGE_BYPASS_IO CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 188, METHOD_NEITHER, FILE_ANY_ACCESS)
typedef enum _FS_BPIO_OPERATIONS {
FS_BPIO_OP_ENABLE = 1,
FS_BPIO_OP_DISABLE = 2,
FS_BPIO_OP_QUERY = 3,
FS_BPIO_OP_VOLUME_STACK_PAUSE = 4,
FS_BPIO_OP_VOLUME_STACK_RESUME = 5,
FS_BPIO_OP_STREAM_PAUSE = 6,
FS_BPIO_OP_STREAM_RESUME = 7,
FS_BPIO_OP_GET_INFO = 8
} FS_BPIO_OPERATIONS;
typedef struct _FS_BPIO_INPUT {
FS_BPIO_OPERATIONS Operation;
ULONG InFlags;
ULONGLONG Reserved1;
ULONGLONG Reserved2;
} FS_BPIO_INPUT, * PFS_BPIO_INPUT;
typedef struct _FS_BPIO_OUTPUT {
FS_BPIO_OPERATIONS Operation;
ULONG OutFlags;
ULONGLONG Reserved1;
ULONGLONG Reserved2;
NTSTATUS Status;
} FS_BPIO_OUTPUT, * PFS_BPIO_OUTPUT;
#endif
typedef struct _PYAS_MESSAGE {
ULONG MessageCode;
ULONG ProcessId;
WCHAR Path[MAX_PATH_LEN];
} PYAS_MESSAGE, * PPYAS_MESSAGE;
typedef struct _PYAS_USER_MESSAGE {
ULONG Command;
WCHAR Path[MAX_PATH_LEN];
} PYAS_USER_MESSAGE, * PPYAS_USER_MESSAGE;
typedef struct _DRIVER_DATA {
PDRIVER_OBJECT DriverObject;
PFLT_FILTER FilterHandle;
PFLT_PORT ServerPort;
PFLT_PORT ClientPort;
PEPROCESS PyasProcess;
ULONG PyasPid;
LARGE_INTEGER Cookie;
KSPIN_LOCK PortMutex;
KSPIN_LOCK TrackerMutex;
EX_RUNDOWN_REF PortRundown;
} DRIVER_DATA, * PDRIVER_DATA;
typedef struct _RULE_NODE {
struct _RULE_NODE* Next;
UNICODE_STRING Pattern;
} RULE_NODE, * PRULE_NODE;
extern DRIVER_DATA GlobalData;
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreSetInfo(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
FLT_PREOP_CALLBACK_STATUS ProtectFile_FileSystemControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
NTSTATUS InitializeProcessProtection();
VOID UninitializeProcessProtection();
NTSTATUS InitializeRegistryProtection(PDRIVER_OBJECT DriverObject);
VOID UninitializeRegistryProtection();
NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath);
VOID UnloadRules();
VOID InitializeRulesEngine();
VOID UninitializeRulesEngine();
VOID AddDynamicWhitelist(PUNICODE_STRING RuleStr);
VOID RemoveDynamicWhitelist(PUNICODE_STRING RuleStr);
VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo);
NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName);
BOOLEAN IsProcessTrusted(HANDLE ProcessId);
BOOLEAN IsTargetProtected(HANDLE ProcessId);
BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes);
BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName);
BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName);
BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName);
BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID WriteBuffer, ULONG WriteLength, BOOLEAN IsWrite);
NTSTATUS SendMessageToUser(ULONG Code, ULONG Pid, PWCHAR Path, USHORT PathSize);
FORCEINLINE PVOID PyasAllocate(SIZE_T Size) {
return ExAllocatePool2(POOL_FLAG_NON_PAGED, Size, PYAS_POOL_TAG);
}
FORCEINLINE VOID PyasFree(PVOID Ptr) {
if (Ptr) ExFreePoolWithTag(Ptr, PYAS_POOL_TAG);
}
-265
View File
@@ -1,265 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectRules.h"
LARGE_INTEGER g_CmRegHandle;
PDEVICE_OBJECT g_ControlDeviceObject;
KSPIN_LOCK g_ProtectLock;
FAST_MUTEX HookMutex;
PDRIVER_OBJECT DiskDrvObj = NULL;
KEVENT g_LogDrainEvent;
BOOLEAN g_Unloading = FALSE;
BOOLEAN g_CmRegActive = FALSE;
EX_RUNDOWN_REF g_Rundown;
PDEVICE_OBJECT g_GuardDevice = NULL;
PDRIVER_OBJECT g_DriverObject = NULL;
PDEVICE_OBJECT g_MbrFilterTargets[MAX_MBR_TARGETS] = { 0 };
ULONG g_MbrFilterCount = 0;
volatile LONG g_LogWorkCount = 0;
static UNICODE_STRING g_DeviceName;
static WCHAR g_DeviceNameBuf[64];
static UNICODE_STRING g_SymLink = RTL_CONSTANT_STRING(L"\\??\\PYAS_Driver");
static BOOLEAN g_SymLinkCreated = FALSE;
static NTSTATUS CombinedDispatch(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
if (DeviceObject == g_ControlDeviceObject) {
PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
if (s->MajorFunction == IRP_MJ_CREATE || s->MajorFunction == IRP_MJ_CLOSE || s->MajorFunction == IRP_MJ_CLEANUP) {
Irp->IoStatus.Status = STATUS_SUCCESS;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_SUCCESS;
}
Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_INVALID_DEVICE_REQUEST;
}
PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
if (s->MajorFunction == IRP_MJ_PNP) {
PDEVICE_OBJECT lower = (PDEVICE_OBJECT)DeviceObject->DeviceExtension;
if (s->MinorFunction == IRP_MN_REMOVE_DEVICE) {
NTSTATUS st;
IoSkipCurrentIrpStackLocation(Irp);
st = lower ? IoCallDriver(lower, Irp) : STATUS_SUCCESS;
if (lower) IoDetachDevice(lower);
IoDeleteDevice(DeviceObject);
return st;
}
IoSkipCurrentIrpStackLocation(Irp);
return IoCallDriver((PDEVICE_OBJECT)DeviceObject->DeviceExtension, Irp);
}
return BootProtectDispatch(DeviceObject, Irp);
}
static NTSTATUS AttachDiskFilters(PDRIVER_OBJECT DriverObject)
{
UNICODE_STRING name = RTL_CONSTANT_STRING(L"\\Driver\\Disk");
UNICODE_STRING sym = RTL_CONSTANT_STRING(L"IoDriverObjectType");
POBJECT_TYPE* pType = (POBJECT_TYPE*)MmGetSystemRoutineAddress(&sym);
if (!pType || !*pType)
return STATUS_NOT_SUPPORTED;
NTSTATUS status = ObReferenceObjectByName(&name, OBJ_CASE_INSENSITIVE, NULL, 0, *pType, KernelMode, NULL, (PVOID*)&DiskDrvObj);
if (!NT_SUCCESS(status))
return status;
ULONG done = 0;
status = IoEnumerateDeviceObjectList(DiskDrvObj, NULL, 0, &done);
if (status != STATUS_BUFFER_TOO_SMALL && status != STATUS_SUCCESS) {
ObDereferenceObject(DiskDrvObj);
DiskDrvObj = NULL;
return status;
}
PDEVICE_OBJECT* list = ExAllocatePool2(POOL_FLAG_NON_PAGED, done * sizeof(PDEVICE_OBJECT), 'dskT');
if (!list) {
ObDereferenceObject(DiskDrvObj);
DiskDrvObj = NULL;
return STATUS_INSUFFICIENT_RESOURCES;
}
status = IoEnumerateDeviceObjectList(DiskDrvObj, list, done * sizeof(PDEVICE_OBJECT), &done);
if (!NT_SUCCESS(status)) {
ExFreePool2(list, 'dskT', NULL, 0);
ObDereferenceObject(DiskDrvObj);
DiskDrvObj = NULL;
return status;
}
for (ULONG i = 0; i < done && g_MbrFilterCount < MAX_MBR_TARGETS; ++i) {
PDEVICE_OBJECT lower = list[i], filter, attached = NULL;
status = IoCreateDevice(DriverObject, 0, NULL, lower->DeviceType, lower->Characteristics, FALSE, &filter);
if (!NT_SUCCESS(status))
continue;
filter->Flags |= (lower->Flags & (DO_BUFFERED_IO | DO_DIRECT_IO | DO_POWER_PAGABLE));
status = IoAttachDeviceToDeviceStackSafe(filter, lower, &attached);
if (!NT_SUCCESS(status) || !attached) {
IoDeleteDevice(filter);
continue;
}
filter->StackSize = lower->StackSize + 1;
filter->AlignmentRequirement = lower->AlignmentRequirement;
filter->DeviceExtension = attached;
filter->Flags &= ~DO_DEVICE_INITIALIZING;
g_MbrFilterTargets[g_MbrFilterCount++] = filter;
}
for (ULONG i = 0; i < done; ++i)
ObDereferenceObject(list[i]);
ExFreePool2(list, 'dskT', NULL, 0);
return STATUS_SUCCESS;
}
NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
{
UNREFERENCED_PARAMETER(RegistryPath);
g_DriverObject = DriverObject;
KeInitializeSpinLock(&g_ProtectLock);
ExInitializeFastMutex(&HookMutex);
KeInitializeEvent(&g_LogDrainEvent, NotificationEvent, TRUE);
g_Unloading = FALSE;
g_CmRegActive = FALSE;
InterlockedExchange(&g_LogWorkCount, 0);
ExInitializeRundownProtection(&g_Rundown);
{
UNICODE_STRING guardName = RTL_CONSTANT_STRING(L"\\Device\\PYAS_Driver_Guard");
NTSTATUS gs = IoCreateDevice(DriverObject, 0, &guardName, FILE_DEVICE_UNKNOWN, 0, FALSE, &g_GuardDevice);
if (!NT_SUCCESS(gs))
return STATUS_DEVICE_BUSY;
}
{
LARGE_INTEGER t = KeQueryPerformanceCounter(NULL);
g_DeviceName.Buffer = g_DeviceNameBuf;
g_DeviceName.MaximumLength = sizeof(g_DeviceNameBuf);
RtlStringCchPrintfW(g_DeviceName.Buffer, RTL_NUMBER_OF(g_DeviceNameBuf), L"\\Device\\PYAS_Driver_%p_%I64x", DriverObject, t.QuadPart);
g_DeviceName.Length = (USHORT)(wcslen(g_DeviceName.Buffer) * sizeof(WCHAR));
}
NTSTATUS status = IoCreateDevice(DriverObject, 0, &g_DeviceName, FILE_DEVICE_UNKNOWN, 0, FALSE, &g_ControlDeviceObject);
if (!NT_SUCCESS(status))
return status;
DriverObject->DriverUnload = DriverUnload;
for (ULONG i = 0; i < IRP_MJ_MAXIMUM_FUNCTION; ++i)
DriverObject->MajorFunction[i] = CombinedDispatch;
DriverObject->Flags |= 0x20;
g_ControlDeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
IoDeleteSymbolicLink(&g_SymLink);
{
UINT i = 0;
for (; i < 50; ++i) {
status = IoCreateSymbolicLink(&g_SymLink, &g_DeviceName);
if (NT_SUCCESS(status))
break;
LARGE_INTEGER d = { 0 };
d.QuadPart = -10LL * 1000LL * 10LL;
KeDelayExecutionThread(KernelMode, FALSE, &d);
IoDeleteSymbolicLink(&g_SymLink);
}
if (!NT_SUCCESS(status)) {
IoDeleteDevice(g_ControlDeviceObject);
g_ControlDeviceObject = NULL;
if (g_GuardDevice) { IoDeleteDevice(g_GuardDevice); g_GuardDevice = NULL; }
return status;
}
}
g_SymLinkCreated = TRUE;
{
static WCHAR regAltBuf[32];
static UNICODE_STRING regAlt;
LARGE_INTEGER t = KeQueryPerformanceCounter(NULL);
RtlStringCchPrintfW(regAltBuf, RTL_NUMBER_OF(regAltBuf), L"385100.%I64x", t.QuadPart);
RtlInitUnicodeString(&regAlt, regAltBuf);
status = CmRegisterCallbackEx(RegistryProtectCallback, &regAlt, DriverObject, NULL, &g_CmRegHandle, NULL);
if (NT_SUCCESS(status))
g_CmRegActive = TRUE;
}
InitImageProtect();
InitInjectProtect();
InitRemoteProtect();
InitScreenProtect();
InitProcessProtect();
InitFileProtect();
AttachDiskFilters(DriverObject);
return STATUS_SUCCESS;
}
VOID DriverUnload(PDRIVER_OBJECT DriverObject)
{
UNREFERENCED_PARAMETER(DriverObject);
g_Unloading = TRUE;
if (g_SymLinkCreated) {
IoDeleteSymbolicLink(&g_SymLink);
g_SymLinkCreated = FALSE;
}
if (g_CmRegActive) {
CmUnRegisterCallback(g_CmRegHandle);
g_CmRegActive = FALSE;
}
UninitFileProtect();
UninitInjectProtect();
UninitImageProtect();
UninitRemoteProtect();
UninitScreenProtect();
UninitProcessProtect();
ExWaitForRundownProtectionRelease(&g_Rundown);
if (InterlockedCompareExchange((volatile LONG*)&g_LogWorkCount, 0, 0) != 0) {
KeWaitForSingleObject(&g_LogDrainEvent, Executive, KernelMode, FALSE, NULL);
}
if (InterlockedCompareExchange(&g_LogWorkCount, 0, 0) != 0) {
KeResetEvent(&g_LogDrainEvent);
while (InterlockedCompareExchange(&g_LogWorkCount, 0, 0) != 0)
KeWaitForSingleObject(&g_LogDrainEvent, Executive, KernelMode, FALSE, NULL);
}
for (ULONG i = 0; i < g_MbrFilterCount; ++i) {
if (g_MbrFilterTargets[i]) {
IoDetachDevice((PDEVICE_OBJECT)g_MbrFilterTargets[i]->DeviceExtension);
IoDeleteDevice(g_MbrFilterTargets[i]);
g_MbrFilterTargets[i] = NULL;
}
}
g_MbrFilterCount = 0;
if (DiskDrvObj) {
ObDereferenceObject(DiskDrvObj);
DiskDrvObj = NULL;
}
if (g_ControlDeviceObject) {
IoDeleteDevice(g_ControlDeviceObject);
g_ControlDeviceObject = NULL;
}
if (g_GuardDevice) {
IoDeleteDevice(g_GuardDevice);
g_GuardDevice = NULL;
}
}
+215
View File
@@ -0,0 +1,215 @@
#include "DriverCommon.h"
DRIVER_DATA GlobalData;
static NTSTATUS InstanceSetup(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_SETUP_FLAGS Flags, DEVICE_TYPE VolumeDeviceType, FLT_FILESYSTEM_TYPE VolumeFilesystemType) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
UNREFERENCED_PARAMETER(VolumeDeviceType);
UNREFERENCED_PARAMETER(VolumeFilesystemType);
return STATUS_SUCCESS;
}
static NTSTATUS InstanceQueryTeardown(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
return STATUS_SUCCESS;
}
static VOID InstanceTeardownStart(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_TEARDOWN_FLAGS Flags) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
}
static VOID InstanceTeardownComplete(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_TEARDOWN_FLAGS Flags) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
}
static NTSTATUS DriverUnload(FLT_FILTER_UNLOAD_FLAGS Flags) {
if (!(Flags & FLTFL_FILTER_UNLOAD_MANDATORY)) {
return STATUS_FLT_DO_NOT_DETACH;
}
if (GlobalData.ServerPort) {
FltCloseCommunicationPort(GlobalData.ServerPort);
GlobalData.ServerPort = NULL;
}
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
UninitializeRegistryProtection();
UninitializeProcessProtection();
ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
UnloadRules();
UninitializeRulesEngine();
return STATUS_SUCCESS;
}
static NTSTATUS PortMessage(PVOID PortCookie, PVOID InputBuffer, ULONG InputBufferLength, PVOID OutputBuffer, ULONG OutputBufferLength, PULONG ReturnOutputBufferLength) {
UNREFERENCED_PARAMETER(PortCookie);
UNREFERENCED_PARAMETER(OutputBuffer);
UNREFERENCED_PARAMETER(OutputBufferLength);
if (InputBuffer && InputBufferLength >= sizeof(PYAS_USER_MESSAGE)) {
PPYAS_USER_MESSAGE msg = (PPYAS_USER_MESSAGE)InputBuffer;
if (msg->Command == 1 || msg->Command == 2) {
msg->Path[MAX_PATH_LEN - 1] = L'\0';
UNICODE_STRING us;
RtlInitUnicodeString(&us, msg->Path);
if (us.Length > 0) {
if (msg->Command == 1) {
AddDynamicWhitelist(&us);
}
else {
RemoveDynamicWhitelist(&us);
}
}
}
}
if (ReturnOutputBufferLength) {
*ReturnOutputBufferLength = 0;
}
return STATUS_SUCCESS;
}
static NTSTATUS PortConnect(PFLT_PORT ClientPort, PVOID ServerPortCookie, PVOID ConnectionContext, ULONG SizeOfContext, PVOID* ConnectionPortCookie) {
UNREFERENCED_PARAMETER(ServerPortCookie);
UNREFERENCED_PARAMETER(ConnectionContext);
UNREFERENCED_PARAMETER(SizeOfContext);
UNREFERENCED_PARAMETER(ConnectionPortCookie);
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.PortMutex, &OldIrql);
GlobalData.ClientPort = ClientPort;
GlobalData.PyasPid = (ULONG)(ULONG_PTR)PsGetCurrentProcessId();
GlobalData.PyasProcess = PsGetCurrentProcess();
ExReInitializeRundownProtection(&GlobalData.PortRundown);
KeReleaseSpinLock(&GlobalData.PortMutex, OldIrql);
return STATUS_SUCCESS;
}
static VOID PortDisconnect(PVOID ConnectionCookie) {
UNREFERENCED_PARAMETER(ConnectionCookie);
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.PortMutex, &OldIrql);
GlobalData.ClientPort = NULL;
GlobalData.PyasPid = 0;
GlobalData.PyasProcess = NULL;
KeReleaseSpinLock(&GlobalData.PortMutex, OldIrql);
ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
}
CONST FLT_OPERATION_REGISTRATION Callbacks[] = {
{ IRP_MJ_CREATE, 0, ProtectFile_PreCreate, NULL },
{ IRP_MJ_WRITE, 0, ProtectFile_PreWrite, NULL },
{ IRP_MJ_SET_INFORMATION, 0, ProtectFile_PreSetInfo, NULL },
{ IRP_MJ_SET_SECURITY, 0, ProtectFile_SetSecurity, NULL },
{ IRP_MJ_FILE_SYSTEM_CONTROL, 0, ProtectFile_FileSystemControl, NULL },
{ IRP_MJ_DEVICE_CONTROL, 0, ProtectBoot_PreDeviceControl, NULL },
{ IRP_MJ_OPERATION_END }
};
CONST FLT_REGISTRATION FilterRegistration = {
sizeof(FLT_REGISTRATION),
FLT_REGISTRATION_VERSION,
0,
NULL,
Callbacks,
DriverUnload,
InstanceSetup,
InstanceQueryTeardown,
InstanceTeardownStart,
InstanceTeardownComplete,
NULL,
NULL,
NULL
};
extern "C" NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath) {
NTSTATUS status = STATUS_SUCCESS;
PSECURITY_DESCRIPTOR sd = NULL;
OBJECT_ATTRIBUTES oa = { 0 };
UNICODE_STRING name = { 0 };
RtlZeroMemory(&GlobalData, sizeof(GlobalData));
GlobalData.DriverObject = DriverObject;
KeInitializeSpinLock(&GlobalData.PortMutex);
KeInitializeSpinLock(&GlobalData.TrackerMutex);
ExInitializeRundownProtection(&GlobalData.PortRundown);
InitializeRulesEngine();
status = LoadRulesFromDisk(RegistryPath);
status = FltRegisterFilter(DriverObject, &FilterRegistration, &GlobalData.FilterHandle);
if (!NT_SUCCESS(status)) {
UnloadRules();
UninitializeRulesEngine();
return status;
}
status = FltBuildDefaultSecurityDescriptor(&sd, FLT_PORT_ALL_ACCESS);
if (NT_SUCCESS(status)) {
RtlInitUnicodeString(&name, PYAS_PORT_NAME);
InitializeObjectAttributes(&oa, &name, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, sd);
status = FltCreateCommunicationPort(GlobalData.FilterHandle, &GlobalData.ServerPort, &oa, NULL, PortConnect, PortDisconnect, PortMessage, 1);
FltFreeSecurityDescriptor(sd);
}
if (!NT_SUCCESS(status)) {
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
UnloadRules();
UninitializeRulesEngine();
return status;
}
InitializeProcessProtection();
InitializeRegistryProtection(DriverObject);
PsSetLoadImageNotifyRoutine(ImageLoadNotify);
status = FltStartFiltering(GlobalData.FilterHandle);
if (!NT_SUCCESS(status)) {
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
UninitializeRegistryProtection();
UninitializeProcessProtection();
if (GlobalData.ServerPort) {
FltCloseCommunicationPort(GlobalData.ServerPort);
GlobalData.ServerPort = NULL;
}
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
UnloadRules();
UninitializeRulesEngine();
}
return status;
}
-187
View File
@@ -1,187 +0,0 @@
#pragma once
#include <ntifs.h>
#include <ntstrsafe.h>
#include <ntdddisk.h>
#include <ntddscsi.h>
#include <fltKernel.h>
#define PIPE_NAME L"\\??\\pipe\\PYAS_Output_Pipe"
#ifndef POOL_FLAG_NON_PAGED
#define POOL_FLAG_NON_PAGED 0x00000001
#endif
#ifndef PROCESS_TERMINATE
#define PROCESS_TERMINATE 0x0001
#endif
#ifndef PROCESS_CREATE_THREAD
#define PROCESS_CREATE_THREAD 0x0002
#endif
#ifndef PROCESS_VM_OPERATION
#define PROCESS_VM_OPERATION 0x0008
#endif
#ifndef PROCESS_VM_WRITE
#define PROCESS_VM_WRITE 0x0020
#endif
#ifndef PROCESS_VM_READ
#define PROCESS_VM_READ 0x0010
#endif
#ifndef PROCESS_DUP_HANDLE
#define PROCESS_DUP_HANDLE 0x0040
#endif
#ifndef PROCESS_CREATE_PROCESS
#define PROCESS_CREATE_PROCESS 0x0080
#endif
#ifndef PROCESS_SET_QUOTA
#define PROCESS_SET_QUota 0x0100
#endif
#ifndef PROCESS_SET_INFORMATION
#define PROCESS_SET_INFORMATION 0x0200
#endif
#ifndef PROCESS_SUSPEND_RESUME
#define PROCESS_SUSPEND_RESUME 0x0800
#endif
#ifndef PROCESS_QUERY_LIMITED_INFORMATION
#define PROCESS_QUERY_LIMITED_INFORMATION 0x1000
#endif
#ifndef PROCESS_SET_LIMITED_INFORMATION
#define PROCESS_SET_LIMITED_INFORMATION 0x2000
#endif
#ifndef THREAD_TERMINATE
#define THREAD_TERMINATE 0x0001
#endif
#ifndef THREAD_SUSPEND_RESUME
#define THREAD_SUSPEND_RESUME 0x0002
#endif
#ifndef THREAD_SET_CONTEXT
#define THREAD_SET_CONTEXT 0x0010
#endif
#ifndef THREAD_IMPERSONATE
#define THREAD_IMPERSONATE 0x0100
#endif
#ifndef THREAD_DIRECT_IMPERSONATION
#define THREAD_DIRECT_IMPERSONATION 0x0200
#endif
#ifndef JOB_OBJECT_ASSIGN_PROCESS
#define JOB_OBJECT_ASSIGN_PROCESS 0x0001
#endif
#ifndef JOB_OBJECT_TERMINATE
#define JOB_OBJECT_TERMINATE 0x0008
#endif
#ifndef FILE_DISPOSITION_DELETE
#define FILE_DISPOSITION_DELETE 0x00000001
#endif
#ifndef UINT
typedef unsigned int UINT;
#endif
#define MAX_MBR_TARGETS 64
extern POBJECT_TYPE* PsJobType;
extern volatile LONG g_LogWorkCount;
extern BOOLEAN g_Unloading;
extern KEVENT g_LogDrainEvent;
extern KSPIN_LOCK g_ProtectLock;
extern LARGE_INTEGER g_CmRegHandle;
extern POBJECT_TYPE* IoDriverObjectType;
extern POBJECT_TYPE* IoFileObjectType;
extern FAST_MUTEX HookMutex;
extern EX_RUNDOWN_REF g_Rundown;
extern PDEVICE_OBJECT g_GuardDevice;
extern PDRIVER_OBJECT g_DriverObject;
extern PFLT_FILTER g_FilterHandle;
NTSYSAPI PCSTR NTAPI PsGetProcessImageFileName(PEPROCESS Process);
typedef PVOID(NTAPI* _pyas_ExAllocatePool2)(ULONG, SIZE_T, ULONG);
typedef VOID(NTAPI* _pyas_ExFreePool2)(PVOID, ULONG, PVOID, ULONG);
typedef PVOID(NTAPI* _pyas_ExAllocatePoolWithTag)(POOL_TYPE, SIZE_T, ULONG);
typedef VOID(NTAPI* _pyas_ExFreePoolWithTag)(PVOID, ULONG);
static __forceinline PVOID PYAS_ExAllocatePool2(ULONG f, SIZE_T s, ULONG t) {
static _pyas_ExAllocatePool2 p2 = 0;
if (!p2) {
UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExAllocatePool2");
p2 = (_pyas_ExAllocatePool2)MmGetSystemRoutineAddress(&n);
}
if (p2)
return p2(f, s, t);
static _pyas_ExAllocatePoolWithTag p1 = 0;
if (!p1) {
UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExAllocatePoolWithTag");
p1 = (_pyas_ExAllocatePoolWithTag)MmGetSystemRoutineAddress(&n);
}
if (p1)
return p1((f & POOL_FLAG_NON_PAGED) ? NonPagedPoolNx : PagedPool, s, t);
return NULL;
}
static __forceinline VOID PYAS_ExFreePool2(PVOID a, ULONG t, PVOID h, ULONG f) {
UNREFERENCED_PARAMETER(h);
UNREFERENCED_PARAMETER(f);
static _pyas_ExFreePool2 p2 = 0;
if (!p2) {
UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExFreePool2");
p2 = (_pyas_ExFreePool2)MmGetSystemRoutineAddress(&n);
}
if (p2) {
p2(a, t, h, f);
return;
}
static _pyas_ExFreePoolWithTag p1 = 0;
if (!p1) {
UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExFreePoolWithTag");
p1 = (_pyas_ExFreePoolWithTag)MmGetSystemRoutineAddress(&n);
}
if (p1) {
p1(a, t);
return;
}
}
#define ExAllocatePool2 PYAS_ExAllocatePool2
#define ExFreePool2 PYAS_ExFreePool2
VOID DriverUnload(PDRIVER_OBJECT DriverObject);
VOID SendPipeLog(PCSTR msg, SIZE_T len);
VOID UninitImageProtect(VOID);
VOID UninitInjectProtect(VOID);
VOID UninitRemoteProtect(VOID);
VOID UninitScreenProtect(VOID);
VOID UninitProcessProtect(VOID);
VOID UninitFileProtect(VOID);
VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2);
NTSYSAPI NTSTATUS NTAPI ZwQueryInformationProcess(
_In_ HANDLE ProcessHandle,
_In_ PROCESSINFOCLASS ProcessInformationClass,
_Out_writes_bytes_opt_(ProcessInformationLength) PVOID ProcessInformation,
_In_ ULONG ProcessInformationLength,
_Out_opt_ PULONG ReturnLength
);
NTSTATUS ObReferenceObjectByName(
IN PUNICODE_STRING ObjectName,
IN ULONG Attributes,
IN PACCESS_STATE PassedAccessState OPTIONAL,
IN ACCESS_MASK DesiredAccess OPTIONAL,
IN POBJECT_TYPE ObjectType,
IN KPROCESSOR_MODE AccessMode,
IN OUT PVOID ParseContext OPTIONAL,
OUT PVOID* Object
);
NTSTATUS BootProtectDispatch(
PDEVICE_OBJECT DeviceObject,
PIRP Irp
);
NTSTATUS RegistryProtectCallback(PVOID ctx, PVOID arg1, PVOID arg2);
NTSTATUS InitImageProtect(VOID);
NTSTATUS InitInjectProtect(VOID);
NTSTATUS InitRemoteProtect(VOID);
NTSTATUS InitScreenProtect(VOID);
NTSTATUS InitProcessProtect(VOID);
NTSTATUS InitFileProtect(VOID);
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);
-80
View File
@@ -1,80 +0,0 @@
#include <ntifs.h>
#include <ntstrsafe.h>
#include "DriverEntry.h"
extern PDEVICE_OBJECT g_ControlDeviceObject;
typedef struct _PIPE_LOG_CTX {
PIO_WORKITEM Item;
SIZE_T Len;
PCHAR Buf;
}PIPE_LOG_CTX, * PPIPE_LOG_CTX;
static VOID PipeLogWork(PDEVICE_OBJECT DeviceObject, PVOID Context)
{
UNREFERENCED_PARAMETER(DeviceObject);
PPIPE_LOG_CTX ctx = (PPIPE_LOG_CTX)Context;
HANDLE h = NULL;
UNICODE_STRING name;
OBJECT_ATTRIBUTES oa = { 0 };
IO_STATUS_BLOCK iosb;
RtlInitUnicodeString(&name, PIPE_NAME);
InitializeObjectAttributes(&oa, &name, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
if (NT_SUCCESS(ZwCreateFile(&h, FILE_GENERIC_WRITE, &oa, &iosb, NULL, 0, 0, FILE_OPEN, FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0))) {
ZwWriteFile(h, NULL, NULL, NULL, &iosb, ctx->Buf, (ULONG)(ctx->Len > 0xFFFFFFFF ? 0xFFFFFFFF : ctx->Len), NULL, NULL);
ZwClose(h);
}
IoFreeWorkItem(ctx->Item);
ExFreePool2(ctx->Buf, 'golP', NULL, 0);
ExFreePool2(ctx, 'golP', NULL, 0);
if (InterlockedDecrement(&g_LogWorkCount) == 0) {
KeSetEvent(&g_LogDrainEvent, IO_NO_INCREMENT, FALSE);
}
}
VOID SendPipeLog(PCSTR msg, SIZE_T len)
{
if (!msg || len == 0)
return;
if (!g_ControlDeviceObject)
return;
if (g_Unloading)
return;
PPIPE_LOG_CTX ctx = (PPIPE_LOG_CTX)ExAllocatePool2(POOL_FLAG_NON_PAGED, sizeof(PIPE_LOG_CTX), 'golP');
if (!ctx)
return;
ctx->Len = len;
ctx->Buf = (PCHAR)ExAllocatePool2(POOL_FLAG_NON_PAGED, ctx->Len, 'golP');
if (!ctx->Buf) {
ExFreePool2(ctx, 'golP', NULL, 0);
return;
}
RtlCopyMemory(ctx->Buf, msg, ctx->Len);
ctx->Item = IoAllocateWorkItem(g_ControlDeviceObject);
if (!ctx->Item) {
ExFreePool2(ctx->Buf, 'golP', NULL, 0);
ExFreePool2(ctx, 'golP', NULL, 0);
return;
}
InterlockedIncrement(&g_LogWorkCount);
IoQueueWorkItem(ctx->Item, PipeLogWork, DelayedWorkQueue, ctx);
}
VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
if (s1)
RtlUnicodeStringToAnsiString(&a1, s1, TRUE);
if (s2)
RtlUnicodeStringToAnsiString(&a2, s2, TRUE);
RtlStringCchPrintfA(buf, RTL_NUMBER_OF(buf), "%s | %u | %s | %s", tag, upid, a1.Buffer ? a1.Buffer : "", a2.Buffer ? a2.Buffer : "");
SendPipeLog(buf, strlen(buf));
RtlFreeAnsiString(&a1);
RtlFreeAnsiString(&a2);
}
+40 -15
View File
@@ -1,27 +1,52 @@
[Version]
Signature = "$WINDOWS NT$"
Class = System
ClassGuid = {4d36e97d-e325-11ce-bfc1-08002be10318}
Class = ActivityMonitor
ClassGuid = {b86dff51-a31e-4bac-b3cf-e8cfe75c9fc2}
Provider = %ManufacturerName%
DriverVer = 04/26/2026,3.5.1.0
CatalogFile = PYAS_Driver.cat
PnpLockdown = 1
DriverVer =
[DestinationDirs]
DefaultDestDir = 13
[DefaultInstall.ntamd64]
CopyFiles = @PYAS_Driver.sys
AddService = PYAS_Driver,0x00000002
[SourceDisksFiles]
PYAS_Driver.sys = 1
DefaultDestDir = 12
PYAS_Driver.DriverFiles = 12
[SourceDisksNames]
1 = %DiskName%,,,""
[SourceDisksFiles]
PYAS_Driver.sys = 1,,
[DefaultInstall.NTamd64]
OptionDesc = %ServiceDescription%
CopyFiles = PYAS_Driver.DriverFiles
[DefaultInstall.NTamd64.Services]
AddService = %ServiceName%,,PYAS_Driver.Service
[PYAS_Driver.DriverFiles]
PYAS_Driver.sys
[PYAS_Driver.Service]
DisplayName = %ServiceName%
Description = %ServiceDescription%
ServiceBinary = %12%\PYAS_Driver.sys
Dependencies = FltMgr
ServiceType = 2
StartType = 3
ErrorControl = 1
LoadOrderGroup = "FSFilter Activity Monitor"
AddReg = PYAS_Driver.AddReg
[PYAS_Driver.AddReg]
HKR,"Parameters","DebugFlags",0x00010001,0x0
HKR,"Parameters","SupportedFeatures",0x00010001,0x3
HKR,"Parameters\Instances","DefaultInstance",0x00000000,"PYAS Instance"
HKR,"Parameters\Instances\PYAS Instance","Altitude",0x00000000,"320000"
HKR,"Parameters\Instances\PYAS Instance","Flags",0x00010001,0x0
[Strings]
ManufacturerName = "PYAS_Driver"
DiskName = "PYAS_Driver"
ServiceName="PYAS_Driver"
ServiceDisplayName="PYAS_Driver"
ManufacturerName = "PYAS Security"
DiskName = "PYAS_Driver Source Disk"
ServiceName = "PYAS_Driver"
ServiceDescription = "PYAS Security Driver"
+35
View File
@@ -0,0 +1,35 @@

Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.14.36518.9 d17.14
MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PYAS_Driver", "PYAS_Driver.vcxproj", "{699C79A8-A904-1976-F72A-CDD7E811CFD2}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|ARM64 = Debug|ARM64
Debug|x64 = Debug|x64
Release|ARM64 = Release|ARM64
Release|x64 = Release|x64
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.ActiveCfg = Debug|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.Build.0 = Debug|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.Deploy.0 = Debug|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.ActiveCfg = Debug|x64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.Build.0 = Debug|x64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.Deploy.0 = Debug|x64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.ActiveCfg = Release|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.Build.0 = Release|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.Deploy.0 = Release|ARM64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.ActiveCfg = Release|x64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.Build.0 = Release|x64
{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.Deploy.0 = Release|x64
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {D166699A-50D5-470E-9559-39B8E842528D}
EndGlobalSection
EndGlobal
+128
View File
@@ -0,0 +1,128 @@
<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|x64">
<Configuration>Debug</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|x64">
<Configuration>Release</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Debug|ARM64">
<Configuration>Debug</Configuration>
<Platform>ARM64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|ARM64">
<Configuration>Release</Configuration>
<Platform>ARM64</Platform>
</ProjectConfiguration>
</ItemGroup>
<PropertyGroup Label="Globals">
<ProjectGuid>{699C79A8-A904-1976-F72A-CDD7E811CFD2}</ProjectGuid>
<TemplateGuid>{dd38f7fc-d7bd-488b-9242-7d8754cde80d}</TemplateGuid>
<TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
<MinimumVisualStudioVersion>12.0</MinimumVisualStudioVersion>
<Configuration>Debug</Configuration>
<Platform Condition="'$(Platform)' == ''">x64</Platform>
<RootNamespace>PYAS_Driver</RootNamespace>
<WindowsTargetPlatformVersion>$(LatestTargetPlatformVersion)</WindowsTargetPlatformVersion>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
<TargetVersion>Windows10</TargetVersion>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
<ConfigurationType>Driver</ConfigurationType>
<DriverType>WDM</DriverType>
<Driver_SpectreMitigation>false</Driver_SpectreMitigation>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
<TargetVersion>Windows10</TargetVersion>
<UseDebugLibraries>false</UseDebugLibraries>
<PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
<ConfigurationType>Driver</ConfigurationType>
<DriverType>WDM</DriverType>
<Driver_SpectreMitigation>false</Driver_SpectreMitigation>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'" Label="Configuration">
<TargetVersion>Windows10</TargetVersion>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
<ConfigurationType>Driver</ConfigurationType>
<DriverType>WDM</DriverType>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'" Label="Configuration">
<TargetVersion>Windows10</TargetVersion>
<UseDebugLibraries>false</UseDebugLibraries>
<PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
<ConfigurationType>Driver</ConfigurationType>
<DriverType>WDM</DriverType>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
<ImportGroup Label="ExtensionSettings">
</ImportGroup>
<ImportGroup Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<PropertyGroup />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
<EnableInf2cat>false</EnableInf2cat>
<Inf2CatUseLocalTime>true</Inf2CatUseLocalTime>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
<Inf2CatUseLocalTime>true</Inf2CatUseLocalTime>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'">
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
</PropertyGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<DriverSign>
<FileDigestAlgorithm>sha256</FileDigestAlgorithm>
</DriverSign>
<ClCompile>
<LanguageStandard>stdcpp20</LanguageStandard>
<TreatWarningAsError>false</TreatWarningAsError>
</ClCompile>
<Link>
<AdditionalDependencies>$(DDK_LIB_PATH)fltmgr.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<DriverSign>
<FileDigestAlgorithm>sha256</FileDigestAlgorithm>
</DriverSign>
<ClCompile>
<TreatWarningAsError>false</TreatWarningAsError>
</ClCompile>
<Link>
<AdditionalDependencies>$(DDK_LIB_PATH)fltmgr.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemGroup>
<Inf Include="PYAS_Driver.inf" />
</ItemGroup>
<ItemGroup>
<FilesToPackage Include="$(TargetPath)" />
</ItemGroup>
<ItemGroup>
<ClInclude Include="DriverCommon.h" />
</ItemGroup>
<ItemGroup>
<ClCompile Include="DriverEntry.cpp" />
<ClCompile Include="ProtectBoot.cpp" />
<ClCompile Include="ProtectFile.cpp" />
<ClCompile Include="ProtectProcess.cpp" />
<ClCompile Include="ProtectRegistry.cpp" />
<ClCompile Include="ProtectRules.cpp" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>
@@ -0,0 +1,51 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<Filter Include="Source Files">
<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
</Filter>
<Filter Include="Header Files">
<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
<Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
</Filter>
<Filter Include="Resource Files">
<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
</Filter>
<Filter Include="Driver Files">
<UniqueIdentifier>{8E41214B-6785-4CFE-B992-037D68949A14}</UniqueIdentifier>
<Extensions>inf;inv;inx;mof;mc;</Extensions>
</Filter>
</ItemGroup>
<ItemGroup>
<Inf Include="PYAS_Driver.inf">
<Filter>Driver Files</Filter>
</Inf>
</ItemGroup>
<ItemGroup>
<ClInclude Include="DriverCommon.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="ProtectRules.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="ProtectFile.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="ProtectBoot.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="ProtectRegistry.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="ProtectProcess.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="DriverEntry.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
</Project>
-175
View File
@@ -1,175 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
#define PROTECTED_BOOT_AREA_SIZE (34 * 512)
static VOID GetExeNameForLog(HANDLE pid, PUNICODE_STRING exe)
{
if (!exe || !exe->Buffer || exe->MaximumLength == 0)
return;
exe->Length = 0;
if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
if (GetProcessImagePathByPid(pid, exe))
return;
}
PEPROCESS eproc = PsGetCurrentProcess();
PCSTR n = PsGetProcessImageFileName(eproc);
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < (exe->MaximumLength / sizeof(WCHAR)) - 1; i++)
exe->Buffer[i] = (WCHAR)n[i];
exe->Buffer[l] = 0;
exe->Length = (USHORT)(l * sizeof(WCHAR));
}
static BOOLEAN QueryDevName(PDEVICE_OBJECT dev, PUNICODE_STRING out)
{
if (KeGetCurrentIrql() > APC_LEVEL)
return FALSE;
if (!dev || !out || !out->Buffer || out->MaximumLength == 0)
return FALSE;
ULONG need = 0;
NTSTATUS s = ObQueryNameString(dev, NULL, 0, &need);
if (s != STATUS_INFO_LENGTH_MISMATCH || need == 0)
return FALSE;
POBJECT_NAME_INFORMATION oni = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, need, 'nOmD');
if (!oni)
return FALSE;
BOOLEAN ok = FALSE;
s = ObQueryNameString(dev, oni, need, &need);
if (NT_SUCCESS(s) && oni->Name.Buffer && oni->Name.Length && oni->Name.Length < out->MaximumLength) {
RtlCopyMemory(out->Buffer, oni->Name.Buffer, oni->Name.Length);
out->Length = (USHORT)oni->Name.Length;
out->Buffer[out->Length / sizeof(WCHAR)] = 0;
ok = TRUE;
}
ExFreePool2(oni, 'nOmD', NULL, 0);
return ok;
}
static BOOLEAN IsDangerousDiskIo(PIO_STACK_LOCATION s)
{
if (!s) return FALSE;
if (s->MajorFunction == IRP_MJ_DEVICE_CONTROL || s->MajorFunction == IRP_MJ_INTERNAL_DEVICE_CONTROL) {
ULONG code = s->Parameters.DeviceIoControl.IoControlCode;
if (code == IOCTL_DISK_SET_DRIVE_LAYOUT || code == IOCTL_DISK_SET_DRIVE_LAYOUT_EX) return TRUE;
if (code == IOCTL_DISK_DELETE_DRIVE_LAYOUT) return TRUE;
if (code == IOCTL_DISK_FORMAT_TRACKS || code == IOCTL_DISK_FORMAT_TRACKS_EX) return TRUE;
if (code == IOCTL_DISK_SET_PARTITION_INFO || code == IOCTL_DISK_SET_PARTITION_INFO_EX) return TRUE;
if (code == IOCTL_SCSI_PASS_THROUGH || code == IOCTL_SCSI_PASS_THROUGH_DIRECT) return TRUE;
}
return FALSE;
}
static BOOLEAN IsBootSectorWrite(PIO_STACK_LOCATION s)
{
if (s->MajorFunction == IRP_MJ_WRITE) {
LARGE_INTEGER offset = s->Parameters.Write.ByteOffset;
if (offset.QuadPart < PROTECTED_BOOT_AREA_SIZE) {
return TRUE;
}
}
return FALSE;
}
NTSTATUS BootProtectDispatch(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
PDEVICE_OBJECT lower = (PDEVICE_OBJECT)DeviceObject->DeviceExtension;
if (!lower) {
Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_INVALID_DEVICE_REQUEST;
}
if (!ExAcquireRundownProtection(&g_Rundown)) {
IoSkipCurrentIrpStackLocation(Irp);
return IoCallDriver(lower, Irp);
}
if (g_Unloading) {
IoSkipCurrentIrpStackLocation(Irp);
NTSTATUS rs = IoCallDriver(lower, Irp);
ExReleaseRundownProtection(&g_Rundown);
return rs;
}
PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
if (s->MajorFunction == IRP_MJ_POWER) {
PoStartNextPowerIrp(Irp);
IoSkipCurrentIrpStackLocation(Irp);
NTSTATUS ps = PoCallDriver(lower, Irp);
ExReleaseRundownProtection(&g_Rundown);
return ps;
}
HANDLE pid = PsGetCurrentProcessId();
ULONG upid = (ULONG)(ULONG_PTR)pid;
if (upid == 0 || upid == 4) {
IoSkipCurrentIrpStackLocation(Irp);
NTSTATUS ns = IoCallDriver(lower, Irp);
ExReleaseRundownProtection(&g_Rundown);
return ns;
}
BOOLEAN blocked = FALSE;
WCHAR eb[512] = { 0 };
UNICODE_STRING exe = { 0 };
exe.Buffer = eb;
exe.MaximumLength = sizeof(eb);
if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
GetExeNameForLog(pid, &exe);
if (IsWhitelist(&exe)) {
IoSkipCurrentIrpStackLocation(Irp);
NTSTATUS ns2 = IoCallDriver(lower, Irp);
ExReleaseRundownProtection(&g_Rundown);
return ns2;
}
}
if (lower->DeviceType == FILE_DEVICE_DISK) {
if (IsDangerousDiskIo(s)) {
blocked = TRUE;
}
if (!blocked && IsBootSectorWrite(s)) {
blocked = TRUE;
}
if (blocked) {
if (KeGetCurrentIrql() <= APC_LEVEL) {
WCHAR db[512] = { 0 };
UNICODE_STRING dev = { 0 };
dev.Buffer = db;
dev.MaximumLength = sizeof(db);
QueryDevName(lower, &dev);
LogAnsi3("BOOT_BLOCK", upid, &exe, dev.Length ? &dev : &exe);
}
}
}
if (blocked) {
Irp->IoStatus.Status = STATUS_ACCESS_DENIED;
Irp->IoStatus.Information = 0;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
ExReleaseRundownProtection(&g_Rundown);
return STATUS_ACCESS_DENIED;
}
IoSkipCurrentIrpStackLocation(Irp);
NTSTATUS rs2 = IoCallDriver(lower, Irp);
ExReleaseRundownProtection(&g_Rundown);
return rs2;
}
+33
View File
@@ -0,0 +1,33 @@
#include "DriverCommon.h"
#ifndef IOCTL_DISK_FORMAT_TRACKS
#define IOCTL_DISK_FORMAT_TRACKS CTL_CODE(IOCTL_DISK_BASE, 0x0006, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#endif
#ifndef IOCTL_DISK_FORMAT_TRACKS_EX
#define IOCTL_DISK_FORMAT_TRACKS_EX CTL_CODE(IOCTL_DISK_BASE, 0x000b, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#endif
FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
ULONG IoControlCode = Data->Iopb->Parameters.DeviceIoControl.Common.IoControlCode;
if (IoControlCode == IOCTL_DISK_SET_DRIVE_LAYOUT_EX ||
IoControlCode == IOCTL_SCSI_PASS_THROUGH_DIRECT ||
IoControlCode == IOCTL_DISK_FORMAT_TRACKS ||
IoControlCode == IOCTL_DISK_FORMAT_TRACKS_EX) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
return FLT_PREOP_COMPLETE;
}
}
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
-322
View File
@@ -1,322 +0,0 @@
#include <ntifs.h>
#include <fltKernel.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
#pragma comment(lib, "FltMgr.lib")
PFLT_FILTER g_FilterHandle = NULL;
extern PDRIVER_OBJECT g_DriverObject;
EX_RUNDOWN_REF g_Rundown;
// 定義標誌以便在不同 IRQL 下安全操作
#define MAX_PATH_LEN 512
// 獲取進程名稱 (僅在確定需要攔截時調用,減少性能開銷)
static VOID GetExeNameSafe(HANDLE pid, PUNICODE_STRING exe)
{
if (!exe || !exe->Buffer || !exe->MaximumLength)
return;
exe->Length = 0;
// 嘗試獲取短名稱 (最安全)
PEPROCESS cur = PsGetCurrentProcess();
PCSTR n = NULL;
if (cur) n = PsGetProcessImageFileName(cur);
// 如果在 PASSIVE_LEVEL,嘗試獲取完整路徑 (用於精確白名單)
// 注意:這裡依然有風險,但僅在攔截路徑執行
if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
if (GetProcessImagePathByPid(pid, exe)) {
return;
}
}
// 降級方案:使用短名稱
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < (exe->MaximumLength / sizeof(WCHAR)) - 1; i++)
exe->Buffer[i] = (WCHAR)n[i];
exe->Buffer[l] = 0;
exe->Length = (USHORT)(l * sizeof(WCHAR));
}
static BOOLEAN PreOpCheck(VOID)
{
if (g_Unloading)
return FALSE;
if (!ExAcquireRundownProtection(&g_Rundown))
return FALSE;
return TRUE;
}
static VOID PostOpRelease(VOID)
{
ExReleaseRundownProtection(&g_Rundown);
}
static BOOLEAN IsDeleteOrRename(PFLT_CALLBACK_DATA Data)
{
FILE_INFORMATION_CLASS infoClass = Data->Iopb->Parameters.SetFileInformation.FileInformationClass;
if (infoClass == FileDispositionInformation) {
PFILE_DISPOSITION_INFORMATION di = (PFILE_DISPOSITION_INFORMATION)Data->Iopb->Parameters.SetFileInformation.InfoBuffer;
return di && di->DeleteFile;
}
if (infoClass == FileDispositionInformationEx) {
PFILE_DISPOSITION_INFORMATION_EX dx = (PFILE_DISPOSITION_INFORMATION_EX)Data->Iopb->Parameters.SetFileInformation.InfoBuffer;
return dx && (dx->Flags & FILE_DISPOSITION_DELETE);
}
if (infoClass == FileRenameInformation || infoClass == FileRenameInformationEx)
return TRUE;
return FALSE;
}
static BOOLEAN IsWriteAccess(PFLT_CALLBACK_DATA Data)
{
// 如果是寫入操作,直接返回
if (Data->Iopb->MajorFunction == IRP_MJ_WRITE)
return TRUE;
// 如果是設置信息 (已經通過 IsDeleteOrRename 過濾),視為寫入(修改元數據)
if (Data->Iopb->MajorFunction == IRP_MJ_SET_INFORMATION)
return TRUE;
// 如果是創建/打開文件,檢查權限
if (Data->Iopb->MajorFunction == IRP_MJ_CREATE) {
ULONG access = Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess;
// 檢查是否包含寫入數據、追加數據、刪除、修改屬性等權限
if (access & (FILE_WRITE_DATA | FILE_APPEND_DATA | DELETE |
WRITE_DAC | WRITE_OWNER | GENERIC_WRITE | GENERIC_ALL)) {
return TRUE;
}
}
return FALSE;
}
static FLT_PREOP_CALLBACK_STATUS FilePreOp(
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Flt_CompletionContext_Outptr_ PVOID* CompletionContext
)
{
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
// 1. 基礎檢查 (Paging IO 不攔截)
if (FlagOn(Data->Iopb->IrpFlags, IRP_PAGING_IO)) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
if (!PreOpCheck())
return FLT_PREOP_SUCCESS_NO_CALLBACK;
// 2. 獲取 PID
HANDLE pid = PsGetCurrentProcessId();
ULONG upid = (ULONG)(ULONG_PTR)pid;
// 忽略 System (4) 和 Idle (0) 進程,避免系統崩潰
if (upid == 0 || upid == 4) {
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// 3. 檢查操作類型 (僅關心 Create, Write, SetInfo)
BOOLEAN checkFile = (Data->Iopb->MajorFunction == IRP_MJ_CREATE || Data->Iopb->MajorFunction == IRP_MJ_WRITE);
BOOLEAN checkSetInfo = (Data->Iopb->MajorFunction == IRP_MJ_SET_INFORMATION);
if (!checkFile && !checkSetInfo) {
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
if (checkSetInfo && !IsDeleteOrRename(Data)) {
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// 4. 獲取文件名 (這一步最關鍵)
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
// 使用 QUERY_DEFAULT | NORMALIZED 確保獲取標準化路徑
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status)) {
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status)) {
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// 5. 邏輯判斷 (優化順序:文件名白名單 -> 黑名單 -> 操作檢查 -> 進程白名單)
// A. 全局文件白名單 (例如 Windows 目錄下的某些操作)
if (IsWhitelist(&nameInfo->Name)) {
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// B. 黑名單匹配
BOOLEAN hitFile = MatchBlockFile(&nameInfo->Name);
// 勒索防護:必須在敏感目錄 且 有敏感後綴 (如 .txt, .doc)
// 註:Updater.bat 產生 .txt,應命中這裡
BOOLEAN hitRansom = MatchBlockRansom(&nameInfo->Name) && HasBlockedSuffix(&nameInfo->Name);
// 如果沒有命中任何規則,直接放行,節省資源
if (!hitFile && !hitRansom) {
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// C. 檢查是否為寫入行為 (讀取不攔截)
if (!IsWriteAccess(Data)) {
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// D. 到了這裡,說明命中規則且正在寫入,準備攔截
// 這時候才去獲取進程名稱,檢查進程白名單
WCHAR exe_buffer[MAX_PATH_LEN] = { 0 };
UNICODE_STRING exe = { 0 };
exe.Buffer = exe_buffer;
exe.MaximumLength = sizeof(exe_buffer);
GetExeNameSafe(pid, &exe); // 獲取進程名
if (IsWhitelistExcept(&exe)) {
// 進程在白名單中 (如 ntoskrnl, explorer 等)
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
// E. 執行攔截
if (hitRansom) {
LogAnsi3("RANSOM_BLOCK", upid, &exe, &nameInfo->Name);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
Data->IoStatus.Information = 0;
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_COMPLETE;
}
if (hitFile) {
LogAnsi3("FILE_BLOCK", upid, &exe, &nameInfo->Name);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
Data->IoStatus.Information = 0;
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_COMPLETE;
}
// 默認放行
FltReleaseFileNameInformation(nameInfo);
PostOpRelease();
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
static NTSTATUS FilterUnloadCallback(FLT_FILTER_UNLOAD_FLAGS Flags)
{
UNREFERENCED_PARAMETER(Flags);
g_Unloading = TRUE;
ExWaitForRundownProtectionRelease(&g_Rundown);
if (g_FilterHandle != NULL) {
FltUnregisterFilter(g_FilterHandle);
g_FilterHandle = NULL;
}
return STATUS_SUCCESS;
}
static NTSTATUS FilterInstanceSetup(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_SETUP_FLAGS Flags,
_In_ DEVICE_TYPE VolumeDeviceType,
_In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType
)
{
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
UNREFERENCED_PARAMETER(VolumeDeviceType);
UNREFERENCED_PARAMETER(VolumeFilesystemType);
// 自動附加到所有卷
return STATUS_SUCCESS;
}
static VOID FilterInstanceTeardownStart(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags
)
{
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
}
static VOID FilterInstanceTeardownComplete(
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags
)
{
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(Flags);
}
const FLT_OPERATION_REGISTRATION Callbacks[] = {
{ IRP_MJ_CREATE, 0, FilePreOp, NULL },
{ IRP_MJ_WRITE, 0, FilePreOp, NULL },
{ IRP_MJ_SET_INFORMATION, 0, FilePreOp, NULL },
{ IRP_MJ_OPERATION_END }
};
const FLT_REGISTRATION FilterRegistration = {
sizeof(FLT_REGISTRATION),
FLT_REGISTRATION_VERSION,
0,
NULL,
Callbacks,
FilterUnloadCallback,
FilterInstanceSetup,
NULL,
FilterInstanceTeardownStart,
FilterInstanceTeardownComplete,
NULL,
NULL,
NULL,
NULL
};
NTSTATUS InitFileProtect(VOID)
{
ExInitializeRundownProtection(&g_Rundown);
if (!g_DriverObject)
return STATUS_UNSUCCESSFUL;
NTSTATUS status = FltRegisterFilter(g_DriverObject, &FilterRegistration, &g_FilterHandle);
if (!NT_SUCCESS(status))
return status;
status = FltStartFiltering(g_FilterHandle);
if (!NT_SUCCESS(status)) {
FltUnregisterFilter(g_FilterHandle);
g_FilterHandle = NULL;
}
return status;
}
VOID UninitFileProtect(VOID)
{
g_Unloading = TRUE;
ExWaitForRundownProtectionRelease(&g_Rundown);
if (g_FilterHandle != NULL) {
FltUnregisterFilter(g_FilterHandle);
g_FilterHandle = NULL;
}
}
+292
View File
@@ -0,0 +1,292 @@
#include "DriverCommon.h"
static BOOLEAN IsHoneyToken(PUNICODE_STRING Path) {
if (!Path || !Path->Buffer) return FALSE;
if (WildcardMatch(L"*PYAS_Honey*", Path->Buffer, Path->Length) ||
WildcardMatch(L"*Backup_Secret*", Path->Buffer, Path->Length)) {
return TRUE;
}
return FALSE;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
UNICODE_STRING FileName = { 0 };
NTSTATUS status = STATUS_SUCCESS;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status)) {
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
FileName = nameInfo->Name;
if (!FileName.Buffer || FileName.Length == 0) {
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
HANDLE Pid = PsGetCurrentProcessId();
BOOLEAN Trusted = IsProcessTrusted(Pid);
ULONG CreateDisposition = (Data->Iopb->Parameters.Create.Options >> 24) & 0xFF;
BOOLEAN IsCreateAction = (CreateDisposition == FILE_CREATE ||
CreateDisposition == FILE_SUPERSEDE ||
CreateDisposition == FILE_OVERWRITE ||
CreateDisposition == FILE_OVERWRITE_IF ||
CreateDisposition == FILE_OPEN_IF);
if (IsHoneyToken(&FileName)) {
if (!Trusted) {
if ((Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess & (FILE_WRITE_DATA | DELETE)) || IsCreateAction) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
if (WildcardMatch(L"\\Device\\PhysicalDrive*", FileName.Buffer, FileName.Length) ||
(WildcardMatch(L"\\Device\\Harddisk*", FileName.Buffer, FileName.Length) && !WildcardMatch(L"*Volume*", FileName.Buffer, FileName.Length))) {
if (Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess &
(FILE_WRITE_DATA | FILE_APPEND_DATA | GENERIC_WRITE | WRITE_DAC | WRITE_OWNER)) {
if (!Trusted) {
UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
if (CheckProtectedPathRule(&FileName)) {
if (!Trusted) {
if ((Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess &
(FILE_WRITE_DATA | FILE_APPEND_DATA | FILE_WRITE_ATTRIBUTES | DELETE | WRITE_DAC | GENERIC_WRITE)) || IsCreateAction) {
SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
if (CheckFileExtensionRule(&FileName)) {
if (!Trusted) {
if (Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess & (DELETE | FILE_DELETE_CHILD)) {
if (CheckRansomActivity(Pid, &FileName, NULL, 0, FALSE)) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreSetInfo(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
FILE_INFORMATION_CLASS infoClass = Data->Iopb->Parameters.SetFileInformation.FileInformationClass;
if (infoClass != FileDispositionInformation &&
infoClass != FileRenameInformation &&
infoClass != FileRenameInformationEx) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
if (CheckProtectedPathRule(&nameInfo->Name)) {
SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
if (CheckFileExtensionRule(&nameInfo->Name)) {
if (CheckRansomActivity(Pid, &nameInfo->Name, NULL, 0, FALSE)) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
SECURITY_INFORMATION SecurityInfo = Data->Iopb->Parameters.SetSecurity.SecurityInformation;
if (SecurityInfo & (OWNER_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION)) {
if (CheckProtectedPathRule(&nameInfo->Name)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(CompletionContext);
UNREFERENCED_PARAMETER(FltObjects);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (Data->Iopb->IrpFlags & (IRP_PAGING_IO | IRP_SYNCHRONOUS_PAGING_IO | IRP_NOCACHE)) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
ULONG WriteLength = Data->Iopb->Parameters.Write.Length;
if (WriteLength == 0) return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
if (CheckFileExtensionRule(&nameInfo->Name)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
PVOID SystemBuffer = NULL;
PMDL Mdl = Data->Iopb->Parameters.Write.MdlAddress;
if (!Mdl) {
if (Data->Iopb->Parameters.Write.WriteBuffer && KeGetCurrentIrql() <= APC_LEVEL) {
if (NT_SUCCESS(FltLockUserBuffer(Data))) {
Mdl = Data->Iopb->Parameters.Write.MdlAddress;
}
}
}
if (Mdl) {
SystemBuffer = MmGetSystemAddressForMdlSafe(Mdl, NormalPagePriority | MdlMappingNoExecute);
}
if (CheckRansomActivity(Pid, &nameInfo->Name, SystemBuffer, WriteLength, TRUE)) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_FileSystemControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(FltObjects);
UNREFERENCED_PARAMETER(CompletionContext);
if (Data->Iopb->Parameters.FileSystemControl.Common.FsControlCode != FSCTL_MANAGE_BYPASS_IO) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
PFS_BPIO_INPUT InputBuffer = (PFS_BPIO_INPUT)Data->Iopb->Parameters.FileSystemControl.Neither.InputBuffer;
if (!InputBuffer) return FLT_PREOP_SUCCESS_NO_CALLBACK;
FS_BPIO_OPERATIONS Operation;
__try {
Operation = InputBuffer->Operation;
}
__except (EXCEPTION_EXECUTE_HANDLER) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
if (Operation == FS_BPIO_OP_ENABLE) {
if (NT_SUCCESS(FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo)) && nameInfo) {
if (NT_SUCCESS(FltParseFileNameInformation(nameInfo))) {
if (CheckFileExtensionRule(&nameInfo->Name) || CheckProtectedPathRule(&nameInfo->Name)) {
Data->IoStatus.Status = STATUS_NOT_SUPPORTED;
callbackStatus = FLT_PREOP_COMPLETE;
}
}
}
}
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
-124
View File
@@ -1,124 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN g_ImageNotifyEnabled = FALSE;
static BOOLEAN CheckVadExec(PVOID a)
{
MEMORY_BASIC_INFORMATION mbi = { 0 };
SIZE_T ret = 0;
NTSTATUS s = ZwQueryVirtualMemory(NtCurrentProcess(), a, MemoryBasicInformation, &mbi, sizeof(mbi), &ret);
if (!NT_SUCCESS(s))
return FALSE;
if (mbi.State != MEM_COMMIT)
return FALSE;
if (mbi.Type == SEC_IMAGE)
return FALSE;
if (mbi.Type != MEM_PRIVATE && mbi.Type != MEM_MAPPED)
return FALSE;
return (mbi.Protect & (PAGE_EXECUTE | PAGE_EXECUTE_READ | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_WRITECOPY)) != 0;
}
static BOOLEAN WalkForShellcode(ULONG h)
{
#define MAXWALK 20
PVOID frames[MAXWALK] = { 0 };
ULONG c = RtlWalkFrameChain(frames, MAXWALK, 1);
if (c == 0)
return FALSE;
ULONG limit = RTL_NUMBER_OF(frames);
ULONG count = c < limit ? c : limit;
ULONG d = h < count ? h : count;
for (ULONG i = 0; i < d; i++) {
PVOID p = frames[i];
if (p && CheckVadExec(p))
return TRUE;
}
for (ULONG i = 0; i < d; i++) {
ULONG idx = count - 1 - i;
if (idx >= d) {
PVOID p = frames[idx];
if (p && CheckVadExec(p))
return TRUE;
}
}
return FALSE;
}
static VOID ImageLoadNotify(IN PUNICODE_STRING FullImageName, IN HANDLE ProcessId, IN PIMAGE_INFO ImageInfo)
{
UNREFERENCED_PARAMETER(ImageInfo);
if (g_Unloading)
return;
if (ProcessId == (HANDLE)0 || ProcessId == (HANDLE)4)
return;
if (KeGetCurrentIrql() != PASSIVE_LEVEL)
return;
if (!ExAcquireRundownProtection(&g_Rundown))
return;
WCHAR eb[512] = { 0 };
UNICODE_STRING exe = { 0 };
exe.Buffer = eb;
exe.MaximumLength = sizeof(eb);
exe.Length = 0;
if (!GetProcessImagePathByPid(ProcessId, &exe)) {
PEPROCESS eproc = PsGetCurrentProcess();
PCSTR n = PsGetProcessImageFileName(eproc);
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < RTL_NUMBER_OF(eb) - 1; i++)
eb[i] = (WCHAR)n[i];
eb[l] = 0;
exe.Length = (USHORT)(l * sizeof(WCHAR));
}
if (exe.Length & 1) exe.Length--;
{
size_t elen = exe.Length / sizeof(WCHAR);
if ((elen >= 14 && _wcsnicmp(exe.Buffer + elen - 14, L"powershell.exe", 14) == 0) ||
(elen >= 8 && _wcsnicmp(exe.Buffer + elen - 8, L"pwsh.exe", 8) == 0) ||
(elen >= 10 && _wcsnicmp(exe.Buffer + elen - 10, L"sppsvc.exe", 10) == 0)) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
}
if (IsWhitelist(&exe)) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
if (FullImageName && FullImageName->Buffer) {
if (MatchClrFromNonFramework(FullImageName)) {
LogAnsi3("CLR_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &exe, FullImageName);
ExReleaseRundownProtection(&g_Rundown);
return;
}
}
if (WalkForShellcode(8)) {
UNICODE_STRING none = RTL_CONSTANT_STRING(L"None");
LogAnsi3("SHELLCODE_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &exe, &none);
ExReleaseRundownProtection(&g_Rundown);
return;
}
ExReleaseRundownProtection(&g_Rundown);
}
NTSTATUS InitImageProtect(VOID)
{
NTSTATUS s = PsSetLoadImageNotifyRoutine(ImageLoadNotify);
if (NT_SUCCESS(s))
g_ImageNotifyEnabled = TRUE;
return s;
}
VOID UninitImageProtect(VOID)
{
if (g_ImageNotifyEnabled) {
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
g_ImageNotifyEnabled = FALSE;
}
}
-177
View File
@@ -1,177 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static PVOID g_ObRegHandle = NULL;
static POB_OPERATION_REGISTRATION g_ObOps = NULL;
static OB_CALLBACK_REGISTRATION g_ObReg = { 0 };
static OB_PREOP_CALLBACK_STATUS PreProcessCallback(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION Info)
{
UNREFERENCED_PARAMETER(RegistrationContext);
if (g_Unloading)
return OB_PREOP_SUCCESS;
if (!Info || Info->KernelHandle)
return OB_PREOP_SUCCESS;
if (!Info->Object)
return OB_PREOP_SUCCESS;
if (Info->Operation != OB_OPERATION_HANDLE_CREATE && Info->Operation != OB_OPERATION_HANDLE_DUPLICATE)
return OB_PREOP_SUCCESS;
if (!ExAcquireRundownProtection(&g_Rundown))
return OB_PREOP_SUCCESS;
HANDLE cur = PsGetCurrentProcessId();
if (cur == (HANDLE)0 || cur == (HANDLE)4) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
HANDLE target = PsGetProcessId((PEPROCESS)Info->Object);
if (target == cur) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
ACCESS_MASK* desired = (Info->Operation == OB_OPERATION_HANDLE_CREATE) ? &Info->Parameters->CreateHandleInformation.DesiredAccess : &Info->Parameters->DuplicateHandleInformation.DesiredAccess;
ACCESS_MASK mask = PROCESS_CREATE_THREAD | PROCESS_VM_OPERATION | PROCESS_VM_WRITE;
PCSTR tn = PsGetProcessImageFileName((PEPROCESS)Info->Object);
if (tn && (_stricmp(tn, "lsass.exe") == 0))
mask |= PROCESS_VM_READ;
if ((*desired & mask) == 0) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
BOOLEAN logok = (KeGetCurrentIrql() == PASSIVE_LEVEL);
WCHAR cbuf[512] = { 0 }, tbuf[512] = { 0 };
UNICODE_STRING cexe = { 0 }, texe = { 0 };
cexe.Buffer = cbuf; cexe.MaximumLength = sizeof(cbuf);
texe.Buffer = tbuf; texe.MaximumLength = sizeof(tbuf);
if (logok)
GetProcessImagePathByPid(cur, &cexe);
if (logok && IsWhitelist(&cexe)) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
ACCESS_MASK old = *desired;
*desired &= ~mask;
if ((*desired) != old && logok) {
GetProcessImagePathByPid(target, &texe);
if (cexe.Length == 0) {
PEPROCESS eproc = PsGetCurrentProcess();
PCSTR n = PsGetProcessImageFileName(eproc);
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < RTL_NUMBER_OF(cbuf) - 1; i++)
cbuf[i] = (WCHAR)n[i];
cbuf[l] = 0;
cexe.Length = (USHORT)(l * sizeof(WCHAR));
}
LogAnsi3("INJECT_BLOCK", (ULONG)(ULONG_PTR)cur, &cexe, &texe);
}
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
static OB_PREOP_CALLBACK_STATUS PreThreadCallback(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION Info)
{
UNREFERENCED_PARAMETER(RegistrationContext);
if (!Info || Info->KernelHandle)
return OB_PREOP_SUCCESS;
if (Info->Object == NULL)
return OB_PREOP_SUCCESS;
if (Info->Operation != OB_OPERATION_HANDLE_CREATE && Info->Operation != OB_OPERATION_HANDLE_DUPLICATE)
return OB_PREOP_SUCCESS;
if (!ExAcquireRundownProtection(&g_Rundown))
return OB_PREOP_SUCCESS;
HANDLE cur = PsGetCurrentProcessId();
if (cur == (HANDLE)0 || cur == (HANDLE)4) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
HANDLE owner = PsGetThreadProcessId((PETHREAD)Info->Object);
if (owner == cur) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
ACCESS_MASK tmask = THREAD_SET_CONTEXT | THREAD_SUSPEND_RESUME | THREAD_IMPERSONATE | THREAD_DIRECT_IMPERSONATION;
ACCESS_MASK* desired = (Info->Operation == OB_OPERATION_HANDLE_CREATE) ? &Info->Parameters->CreateHandleInformation.DesiredAccess : &Info->Parameters->DuplicateHandleInformation.DesiredAccess;
if ((*desired & tmask) == 0) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
BOOLEAN logok = (KeGetCurrentIrql() == PASSIVE_LEVEL);
WCHAR cbuf[512] = { 0 };
UNICODE_STRING cexe = { 0 };
cexe.Buffer = cbuf;
cexe.MaximumLength = sizeof(cbuf);
if (logok)
GetProcessImagePathByPid(cur, &cexe);
if (logok && IsWhitelist(&cexe)) {
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
ACCESS_MASK old = *desired;
*desired &= ~tmask;
if ((*desired) != old && logok) {
if (cexe.Length == 0) {
PEPROCESS eproc = PsGetCurrentProcess();
PCSTR n = PsGetProcessImageFileName(eproc);
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < RTL_NUMBER_OF(cbuf) - 1; i++)
cbuf[i] = (WCHAR)n[i];
cbuf[l] = 0;
cexe.Length = (USHORT)(l * sizeof(WCHAR));
}
UNICODE_STRING tnone = RTL_CONSTANT_STRING(L"None");
LogAnsi3("THREAD_BLOCK", (ULONG)(ULONG_PTR)cur, &cexe, &tnone);
}
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
NTSTATUS InitInjectProtect(VOID)
{
static UNICODE_STRING obAlt;
RtlInitUnicodeString(&obAlt, L"385000");
g_ObOps = (POB_OPERATION_REGISTRATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, sizeof(OB_OPERATION_REGISTRATION) * 2, 'bOpr');
if (!g_ObOps)
return STATUS_INSUFFICIENT_RESOURCES;
RtlZeroMemory(g_ObOps, sizeof(OB_OPERATION_REGISTRATION) * 2);
g_ObOps[0].ObjectType = PsProcessType;
g_ObOps[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
g_ObOps[0].PreOperation = PreProcessCallback;
g_ObOps[1].ObjectType = PsThreadType;
g_ObOps[1].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
g_ObOps[1].PreOperation = PreThreadCallback;
RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
g_ObReg.Version = OB_FLT_REGISTRATION_VERSION;
g_ObReg.OperationRegistrationCount = 2;
g_ObReg.Altitude = obAlt;
g_ObReg.RegistrationContext = NULL;
g_ObReg.OperationRegistration = g_ObOps;
NTSTATUS s = ObRegisterCallbacks(&g_ObReg, &g_ObRegHandle);
if (!NT_SUCCESS(s)) {
ExFreePool2(g_ObOps, 'bOpr', NULL, 0);
g_ObOps = NULL;
RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
}
return s;
}
VOID UninitInjectProtect(VOID)
{
if (g_ObRegHandle) {
ObUnRegisterCallbacks(g_ObRegHandle);
g_ObRegHandle = NULL;
}
if (g_ObOps) {
ExFreePool2(g_ObOps, 'bOpr', NULL, 0);
g_ObOps = NULL;
}
RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
}
-348
View File
@@ -1,348 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectRules.h"
#include "ProtectMatch.h"
static __forceinline BOOLEAN USOK(PUNICODE_STRING s)
{
return s && s->Buffer && s->Length;
}
static BOOLEAN WildMatchN(const wchar_t* str, SIZE_T n, const wchar_t* pat)
{
if (*pat == 0)
return n == 0;
if (*pat == L'*') {
if (pat[1] == L'*') {
for (SIZE_T i = 0; i <= n; ++i)
if (WildMatchN(str + i, n - i, pat + 2))
return TRUE;
return FALSE;
}
SIZE_T i = 0;
for (; i < n && str[i] != L'\\'; ++i)
if (WildMatchN(str + i, n - i, pat + 1))
return TRUE;
return WildMatchN(str + i, n - i, pat + 1);
}
if (*pat == L'?')
return n > 0 && str[0] != L'\\' && WildMatchN(str + 1, n - 1, pat + 1);
if (n == 0)
return FALSE;
WCHAR sc = str[0], pc = *pat;
if (sc >= L'A' && sc <= L'Z')
sc += 32;
if (pc >= L'A' && pc <= L'Z')
pc += 32;
return sc == pc && WildMatchN(str + 1, n - 1, pat + 1);
}
static BOOLEAN MatchList(PUNICODE_STRING s, wchar_t** list)
{
if (!USOK(s) || !list)
return FALSE;
SIZE_T s_len = s->Length / sizeof(WCHAR);
for (SIZE_T i = 0; list[i]; ++i) {
wchar_t* pat = list[i];
if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
if (WildMatchN(s->Buffer, s_len, pat))
return TRUE;
}
else {
SIZE_T pat_len = wcslen(pat);
if (s_len >= pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0) {
if (s_len == pat_len || s->Buffer[s_len - pat_len - 1] == L'\\') {
return TRUE;
}
}
if (s_len >= pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0) {
return TRUE;
}
}
}
return FALSE;
}
static wchar_t* MatchListGetRule(PUNICODE_STRING s, wchar_t** list)
{
if (!USOK(s) || !list)
return 0;
SIZE_T s_len = s->Length / sizeof(WCHAR);
for (SIZE_T i = 0; list[i]; ++i) {
wchar_t* pat = list[i];
if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
if (WildMatchN(s->Buffer, s_len, pat))
return pat;
}
else {
SIZE_T pat_len = wcslen(pat);
if (s_len >= pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0) {
if (s_len == pat_len || s->Buffer[s_len - pat_len - 1] == L'\\') {
return pat;
}
}
if (s_len >= pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0) {
return pat;
}
}
}
return 0;
}
static BOOLEAN StrStrIW(const wchar_t* s, const wchar_t* sub)
{
if (!s || !sub)
return FALSE;
SIZE_T n = wcslen(s), m = wcslen(sub);
if (m == 0 || n < m)
return FALSE;
for (SIZE_T i = 0; i + m <= n; i++) {
if (_wcsnicmp(s + i, sub, m) == 0)
return TRUE;
}
return FALSE;
}
static BOOLEAN EndsWithNameUS(PUNICODE_STRING s, const wchar_t* name)
{
if (!USOK(s) || !name)
return FALSE;
SIZE_T n = s->Length / sizeof(WCHAR);
SIZE_T m = wcslen(name);
return n >= m && _wcsnicmp(s->Buffer + (n - m), name, m) == 0;
}
BOOLEAN IsRegistryBlock(PUNICODE_STRING key, PUNICODE_STRING valueName, PUNICODE_STRING exe)
{
if (USOK(key) && WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\MACHINE\\SYSTEM\\ControlSet001\\Services\\**"))
return FALSE;
if (USOK(exe) && IsWhitelist(exe))
return FALSE;
if (USOK(exe) && USOK(key)) {
if ((EndsWithNameUS(exe, L"services.exe") || EndsWithNameUS(exe, L"svchost.exe") || EndsWithNameUS(exe, L"sc.exe")) &&
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**"))
return FALSE;
if ((EndsWithNameUS(exe, L"powershell.exe") || EndsWithNameUS(exe, L"pwsh.exe")) &&
(WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap\\**") ||
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap") ||
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data\\**") ||
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data")))
return FALSE;
if ((EndsWithNameUS(exe, L"msiexec.exe") || EndsWithNameUS(exe, L"TrustedInstaller.exe")) &&
(WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Installer\\**") ||
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Uninstall\\**") ||
WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**")))
return FALSE;
if (EndsWithNameUS(exe, L"schtasks.exe") && WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\**"))
return FALSE;
}
if (USOK(key) && MatchBlockReg(key))
return TRUE;
if (USOK(valueName)) {
for (SIZE_T i = 0; g_BlockReg[i]; ++i) {
wchar_t* pat = g_BlockReg[i];
if (!wcschr(pat, L'\\') && !wcschr(pat, L'*') && !wcschr(pat, L'?') && _wcsnicmp(valueName->Buffer, pat, wcslen(pat)) == 0)
return TRUE;
}
}
return FALSE;
}
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath)
{
PEPROCESS process = NULL;
PVOID buf = NULL;
HANDLE h = NULL;
NTSTATUS status;
ULONG len = 0;
status = PsLookupProcessByProcessId(pid, &process);
if (!NT_SUCCESS(status))
return FALSE;
status = ObOpenObjectByPointer(process, OBJ_KERNEL_HANDLE, NULL, PROCESS_QUERY_LIMITED_INFORMATION, *PsProcessType, KernelMode, &h);
if (!NT_SUCCESS(status))
goto cleanup;
status = ZwQueryInformationProcess(h, ProcessImageFileName, NULL, 0, &len);
if (status != STATUS_INFO_LENGTH_MISMATCH || len == 0)
goto cleanup;
buf = ExAllocatePool2(POOL_FLAG_NON_PAGED, len, 'iPgN');
if (!buf)
goto cleanup;
status = ZwQueryInformationProcess(h, ProcessImageFileName, buf, len, &len);
if (NT_SUCCESS(status)) {
PUNICODE_STRING image = (PUNICODE_STRING)buf;
if (image->Buffer && image->Length > 0 && ProcessImagePath->MaximumLength >= image->Length + sizeof(WCHAR)) {
RtlCopyMemory(ProcessImagePath->Buffer, image->Buffer, image->Length);
ProcessImagePath->Length = image->Length;
ProcessImagePath->Buffer[image->Length / sizeof(WCHAR)] = 0;
status = TRUE;
}
else {
status = FALSE;
}
}
else {
status = FALSE;
}
cleanup:
if (buf)
ExFreePool2(buf, 'iPgN', NULL, 0);
if (h)
ZwClose(h);
if (process)
ObDereferenceObject(process);
return NT_SUCCESS(status);
}
BOOLEAN IsWhitelist(PUNICODE_STRING s)
{
if (MatchList(s, g_WhitelistExcept))
return FALSE;
return MatchList(s, g_Whitelist);
}
BOOLEAN MatchBlockReg(PUNICODE_STRING s)
{
return MatchList(s, g_BlockReg);
}
wchar_t* GetMatchedBlockRegRule(PUNICODE_STRING s)
{
return MatchListGetRule(s, g_BlockReg);
}
BOOLEAN MatchBlockFile(PUNICODE_STRING s)
{
return MatchList(s, g_BlockFile);
}
BOOLEAN MatchBlockRansom(PUNICODE_STRING s)
{
return MatchList(s, g_BlockRansom);
}
wchar_t* GetMatchedBlockFileRule(PUNICODE_STRING s)
{
return MatchListGetRule(s, g_BlockFile);
}
BOOLEAN HasBlockedSuffix(PUNICODE_STRING s)
{
if (!USOK(s)) {
return FALSE;
}
for (SIZE_T i = 0; g_Blocksuffix[i]; ++i) {
if (EndsWithNameUS(s, g_Blocksuffix[i])) {
return TRUE;
}
}
return FALSE;
}
BOOLEAN MatchRemoteSuspectBin(PUNICODE_STRING img)
{
if (!USOK(img))
return FALSE;
for (SIZE_T i = 0; g_RemoteSuspectBins[i]; ++i)
if (EndsWithNameUS(img, g_RemoteSuspectBins[i]))
return TRUE;
return FALSE;
}
BOOLEAN MatchRemoteCommand(PUNICODE_STRING cmd, PUNICODE_STRING img)
{
if (!USOK(cmd))
return FALSE;
const wchar_t* s = cmd->Buffer;
for (SIZE_T i = 0; g_RemoteCmdIndicatorsHttp[i]; ++i)
if (StrStrIW(s, g_RemoteCmdIndicatorsHttp[i]))
return TRUE;
for (SIZE_T i = 0; g_RemoteCmdIndicatorsGeneric[i]; ++i)
if (StrStrIW(s, g_RemoteCmdIndicatorsGeneric[i]))
return TRUE;
if (USOK(img) && EndsWithNameUS(img, L"cmd.exe")) {
for (SIZE_T i = 0; g_RemoteCmdFromCmdExe[i]; ++i)
if (StrStrIW(s, g_RemoteCmdFromCmdExe[i]))
return TRUE;
}
if (USOK(img) && EndsWithNameUS(img, L"rundll32.exe")) {
for (SIZE_T i = 0; g_RemoteCmdFromRundll32Exe[i]; ++i)
if (StrStrIW(s, g_RemoteCmdFromRundll32Exe[i]))
return TRUE;
}
if (USOK(img) && EndsWithNameUS(img, L"regsvr32.exe") && StrStrIW(s, L"/i:") && StrStrIW(s, L"http"))
return TRUE;
if (USOK(img) && EndsWithNameUS(img, L"mshta.exe")) {
for (SIZE_T i = 0; g_RemoteCmdFromMshtaExe[i]; ++i)
if (StrStrIW(s, g_RemoteCmdFromMshtaExe[i]))
return TRUE;
}
return FALSE;
}
BOOLEAN MatchScreenCapModule(PUNICODE_STRING mod)
{
if (!USOK(mod))
return FALSE;
for (SIZE_T i = 0; g_ScreenCapModules[i]; ++i)
if (EndsWithNameUS(mod, g_ScreenCapModules[i]))
return TRUE;
return FALSE;
}
BOOLEAN MatchSuspiciousProcPath(PUNICODE_STRING img)
{
if (!USOK(img))
return FALSE;
const wchar_t* s = img->Buffer;
if (StrStrIW(s, L"\\Users\\")) {
for (SIZE_T i = 0; g_ScreenUserSubdirs[i]; ++i)
if (StrStrIW(s, g_ScreenUserSubdirs[i]))
return TRUE;
}
for (SIZE_T i = 0; g_ScreenOtherProcNeedles[i]; ++i)
if (StrStrIW(s, g_ScreenOtherProcNeedles[i]))
return TRUE;
return FALSE;
}
BOOLEAN MatchClrFromNonFramework(PUNICODE_STRING fullImageName)
{
if (!USOK(fullImageName))
return FALSE;
const wchar_t* s = fullImageName->Buffer;
return (StrStrIW(s, L"\\clr.dll") || StrStrIW(s, L"\\mscorwks.dll")) && !StrStrIW(s, L"\\Windows\\Microsoft.NET\\") && !StrStrIW(s, L"\\Framework");
}
BOOLEAN IsWhitelistExcept(PUNICODE_STRING img)
{
if (!USOK(img))
return FALSE;
return MatchList(img, g_WhitelistExcept);
}
-23
View File
@@ -1,23 +0,0 @@
#pragma once
#include <ntifs.h>
wchar_t* GetMatchedBlockRegRule(PUNICODE_STRING s);
wchar_t* GetMatchedBlockFileRule(PUNICODE_STRING s);
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);
BOOLEAN IsWhitelist(PUNICODE_STRING s);
BOOLEAN IsWhitelistExcept(PUNICODE_STRING img);
BOOLEAN MatchBlockReg(PUNICODE_STRING s);
BOOLEAN IsRegistryBlock(PUNICODE_STRING key, PUNICODE_STRING valueName, PUNICODE_STRING exe);
BOOLEAN MatchBlockFile(PUNICODE_STRING s);
BOOLEAN MatchBlockRansom(PUNICODE_STRING s);
BOOLEAN HasBlockedSuffix(PUNICODE_STRING s);
BOOLEAN MatchRemoteSuspectBin(PUNICODE_STRING img);
BOOLEAN MatchRemoteCommand(PUNICODE_STRING cmd, PUNICODE_STRING img);
BOOLEAN MatchScreenCapModule(PUNICODE_STRING mod);
BOOLEAN MatchSuspiciousProcPath(PUNICODE_STRING img);
BOOLEAN MatchClrFromNonFramework(PUNICODE_STRING fullImageName);
-125
View File
@@ -1,125 +0,0 @@
#include <ntifs.h>
#include <ntstrsafe.h>
#include "DriverEntry.h"
typedef union _PS_PROTECTION {
UCHAR Level;
struct {
UCHAR Type : 3;
UCHAR Audit : 1;
UCHAR Signer : 4;
} Flags;
} PS_PROTECTION, * PPS_PROTECTION;
static PVOID g_PsSetProcessProtection = NULL;
static HANDLE g_ProtectedPid = NULL;
static PVOID g_ObCookie = NULL;
static NTSTATUS SetPPL31(_In_ PEPROCESS proc)
{
if (!proc || !g_PsSetProcessProtection)
return STATUS_PROCEDURE_NOT_FOUND;
PS_PROTECTION p = { 0 };
p.Level = 0x31;
((VOID(NTAPI*)(PEPROCESS, PS_PROTECTION))g_PsSetProcessProtection)(proc, p);
return STATUS_SUCCESS;
}
static OB_PREOP_CALLBACK_STATUS ObPreOperation(
_In_ PVOID RegistrationContext,
_Inout_ POB_PRE_OPERATION_INFORMATION info
)
{
UNREFERENCED_PARAMETER(RegistrationContext);
if (!info || info->KernelHandle)
return OB_PREOP_SUCCESS;
if (info->ObjectType == *PsProcessType) {
PEPROCESS proc = (PEPROCESS)info->Object;
HANDLE pid = PsGetProcessId(proc);
if (g_ProtectedPid && pid == g_ProtectedPid && PsGetCurrentProcessId() != g_ProtectedPid) {
ACCESS_MASK* mask = (info->Operation == OB_OPERATION_HANDLE_CREATE)
? &info->Parameters->CreateHandleInformation.DesiredAccess
: &info->Parameters->DuplicateHandleInformation.DesiredAccess;
if (*mask & PROCESS_TERMINATE) {
LogAnsi3("KILL_ATTEMPT",
(ULONG)(ULONG_PTR)PsGetCurrentProcessId(),
NULL, NULL);
*mask &= ~(PROCESS_TERMINATE | PROCESS_VM_WRITE | PROCESS_CREATE_THREAD);
}
}
}
return OB_PREOP_SUCCESS;
}
static VOID ProcessNotify(
_In_opt_ PEPROCESS Process,
_In_ HANDLE Pid,
_In_opt_ PPS_CREATE_NOTIFY_INFO CreateInfo
)
{
UNICODE_STRING target = RTL_CONSTANT_STRING(L"\\??\\C:\\PYAS.exe");
if (CreateInfo) {
if (Process && CreateInfo->ImageFileName &&
RtlEqualUnicodeString(CreateInfo->ImageFileName, &target, TRUE)) {
NTSTATUS st = SetPPL31(Process);
UNREFERENCED_PARAMETER(st);
InterlockedExchangePointer((PVOID*)&g_ProtectedPid, Pid);
LogAnsi3("PROC_PPL", (ULONG)(ULONG_PTR)Pid, (PUNICODE_STRING)CreateInfo->ImageFileName, NULL);
}
}
else {
if (g_ProtectedPid && Pid == g_ProtectedPid) {
InterlockedExchangePointer((PVOID*)&g_ProtectedPid, NULL);
}
}
}
NTSTATUS InitProcessProtect(VOID)
{
UNICODE_STRING n = RTL_CONSTANT_STRING(L"PsSetProcessProtection");
g_PsSetProcessProtection = MmGetSystemRoutineAddress(&n);
static OB_OPERATION_REGISTRATION ops[1];
RtlZeroMemory(ops, sizeof(ops));
ops[0].ObjectType = PsProcessType;
ops[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ops[0].PreOperation = ObPreOperation;
ops[0].PostOperation = NULL;
UNICODE_STRING alt = RTL_CONSTANT_STRING(L"321000");
OB_CALLBACK_REGISTRATION reg;
RtlZeroMemory(&reg, sizeof(reg));
reg.Version = OB_FLT_REGISTRATION_VERSION;
reg.OperationRegistrationCount = 1;
reg.OperationRegistration = ops;
reg.RegistrationContext = NULL;
reg.Altitude = alt;
NTSTATUS s = ObRegisterCallbacks(&reg, &g_ObCookie);
if (!NT_SUCCESS(s)) {
g_ObCookie = NULL;
return s;
}
s = PsSetCreateProcessNotifyRoutineEx(ProcessNotify, FALSE);
if (!NT_SUCCESS(s)) {
ObUnRegisterCallbacks(g_ObCookie);
g_ObCookie = NULL;
return s;
}
return STATUS_SUCCESS;
}
VOID UninitProcessProtect(VOID)
{
if (g_ObCookie) {
ObUnRegisterCallbacks(g_ObCookie);
g_ObCookie = NULL;
}
PsSetCreateProcessNotifyRoutineEx(ProcessNotify, TRUE);
}
+219
View File
@@ -0,0 +1,219 @@
#include "DriverCommon.h"
static PVOID ObRegistrationHandle = NULL;
static OB_CALLBACK_REGISTRATION ObRegistration;
static OB_OPERATION_REGISTRATION ObCallbacks[2];
static BOOLEAN IsSystemImage(PUNICODE_STRING FullImageName) {
if (!FullImageName || !FullImageName->Buffer) return FALSE;
if (WildcardMatch(L"*\\Windows\\System32\\*", FullImageName->Buffer, FullImageName->Length) ||
WildcardMatch(L"*\\Windows\\SysWOW64\\*", FullImageName->Buffer, FullImageName->Length) ||
WildcardMatch(L"*\\Windows\\WinSxS\\*", FullImageName->Buffer, FullImageName->Length) ||
WildcardMatch(L"*\\Windows\\Microsoft.NET\\*", FullImageName->Buffer, FullImageName->Length) ||
WildcardMatch(L"*\\Common Files\\Microsoft Shared\\*", FullImageName->Buffer, FullImageName->Length) ||
WildcardMatch(L"*\\Program Files*\\*", FullImageName->Buffer, FullImageName->Length)) {
return TRUE;
}
return FALSE;
}
VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo) {
UNREFERENCED_PARAMETER(ImageInfo);
if (KeGetCurrentIrql() > APC_LEVEL) return;
if (!FullImageName || !FullImageName->Buffer) return;
if (ProcessId == (HANDLE)0) return;
if (IsSystemImage(FullImageName)) return;
if (IsTargetProtected(ProcessId)) {
if (CheckFileExtensionRule(FullImageName)) {
SendMessageToUser(6001, (ULONG)(ULONG_PTR)ProcessId, FullImageName->Buffer, FullImageName->Length);
}
}
}
static BOOLEAN IsCriticalSystemProcess(HANDLE ProcessId) {
if (ProcessId == (HANDLE)4) return TRUE;
if (KeGetCurrentIrql() != PASSIVE_LEVEL) return FALSE;
NTSTATUS status;
BOOLEAN isCritical = FALSE;
PEPROCESS Process = NULL;
PUNICODE_STRING imageFileName = NULL;
status = PsLookupProcessByProcessId(ProcessId, &Process);
if (!NT_SUCCESS(status)) return FALSE;
status = SeLocateProcessImageName(Process, &imageFileName);
if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
if (WildcardMatch(L"*\\Windows\\System32\\csrss.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\lsass.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\services.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\wininit.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\smss.exe", imageFileName->Buffer, imageFileName->Length)) {
isCritical = TRUE;
}
ExFreePool(imageFileName);
}
ObDereferenceObject(Process);
return isCritical;
}
static BOOLEAN IsBlacklistedAdminTool(HANDLE ProcessId) {
if (KeGetCurrentIrql() != PASSIVE_LEVEL) return FALSE;
NTSTATUS status;
BOOLEAN isBlacklisted = FALSE;
PEPROCESS Process = NULL;
PUNICODE_STRING imageFileName = NULL;
status = PsLookupProcessByProcessId(ProcessId, &Process);
if (!NT_SUCCESS(status)) return FALSE;
status = SeLocateProcessImageName(Process, &imageFileName);
if (NT_SUCCESS(status) && imageFileName) {
if (imageFileName->Buffer) {
if (WildcardMatch(L"*Taskmgr.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*taskkill.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*ProcessHacker.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*procmon.exe", imageFileName->Buffer, imageFileName->Length)) {
isBlacklisted = TRUE;
}
}
ExFreePool(imageFileName);
}
ObDereferenceObject(Process);
return isBlacklisted;
}
static OB_PREOP_CALLBACK_STATUS PreOpenProcess(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION OperationInformation) {
UNREFERENCED_PARAMETER(RegistrationContext);
if (OperationInformation->KernelHandle) return OB_PREOP_SUCCESS;
PEPROCESS TargetProcess = (PEPROCESS)OperationInformation->Object;
if (!TargetProcess) return OB_PREOP_SUCCESS;
HANDLE TargetPid = PsGetProcessId(TargetProcess);
HANDLE SourcePid = PsGetCurrentProcessId();
if (SourcePid == TargetPid) return OB_PREOP_SUCCESS;
if ((ULONG)(ULONG_PTR)SourcePid == GlobalData.PyasPid) return OB_PREOP_SUCCESS;
if (SourcePid == (HANDLE)4) return OB_PREOP_SUCCESS;
if (IsTargetProtected(TargetPid)) {
if (IsCriticalSystemProcess(SourcePid)) return OB_PREOP_SUCCESS;
BOOLEAN bIsTrusted = IsProcessTrusted(SourcePid);
if (bIsTrusted) {
if (IsBlacklistedAdminTool(SourcePid)) {
bIsTrusted = FALSE;
}
}
if (bIsTrusted) return OB_PREOP_SUCCESS;
ACCESS_MASK DenyMask = PROCESS_TERMINATE |
PROCESS_VM_OPERATION |
PROCESS_VM_WRITE |
PROCESS_CREATE_THREAD |
PROCESS_VM_READ |
PROCESS_DUP_HANDLE |
PROCESS_SUSPEND_RESUME |
PROCESS_SET_INFORMATION |
PROCESS_SET_QUOTA;
OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
if (OperationInformation->Operation == OB_OPERATION_HANDLE_DUPLICATE) {
OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
}
}
return OB_PREOP_SUCCESS;
}
static OB_PREOP_CALLBACK_STATUS PreOpenThread(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION OperationInformation) {
UNREFERENCED_PARAMETER(RegistrationContext);
if (OperationInformation->KernelHandle) return OB_PREOP_SUCCESS;
PETHREAD TargetThread = (PETHREAD)OperationInformation->Object;
if (!TargetThread) return OB_PREOP_SUCCESS;
PEPROCESS TargetProcess = IoThreadToProcess(TargetThread);
if (!TargetProcess) return OB_PREOP_SUCCESS;
HANDLE TargetPid = PsGetProcessId(TargetProcess);
HANDLE SourcePid = PsGetCurrentProcessId();
if (SourcePid == TargetPid) return OB_PREOP_SUCCESS;
if ((ULONG)(ULONG_PTR)SourcePid == GlobalData.PyasPid) return OB_PREOP_SUCCESS;
if (SourcePid == (HANDLE)4) return OB_PREOP_SUCCESS;
if (IsTargetProtected(TargetPid)) {
if (IsCriticalSystemProcess(SourcePid)) return OB_PREOP_SUCCESS;
BOOLEAN bIsTrusted = IsProcessTrusted(SourcePid);
if (bIsTrusted) {
if (IsBlacklistedAdminTool(SourcePid)) {
bIsTrusted = FALSE;
}
}
if (bIsTrusted) return OB_PREOP_SUCCESS;
ACCESS_MASK DenyMask = THREAD_TERMINATE |
THREAD_SUSPEND_RESUME |
THREAD_SET_CONTEXT |
THREAD_SET_INFORMATION |
THREAD_SET_THREAD_TOKEN;
OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
if (OperationInformation->Operation == OB_OPERATION_HANDLE_DUPLICATE) {
OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
}
}
return OB_PREOP_SUCCESS;
}
NTSTATUS InitializeProcessProtection() {
static UNICODE_STRING Altitude = { 0 };
RtlInitUnicodeString(&Altitude, L"320000");
ObCallbacks[0].ObjectType = PsProcessType;
ObCallbacks[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ObCallbacks[0].PreOperation = PreOpenProcess;
ObCallbacks[0].PostOperation = NULL;
ObCallbacks[1].ObjectType = PsThreadType;
ObCallbacks[1].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ObCallbacks[1].PreOperation = PreOpenThread;
ObCallbacks[1].PostOperation = NULL;
ObRegistration.Version = OB_FLT_REGISTRATION_VERSION;
ObRegistration.OperationRegistrationCount = 2;
ObRegistration.Altitude = Altitude;
ObRegistration.RegistrationContext = NULL;
ObRegistration.OperationRegistration = ObCallbacks;
return ObRegisterCallbacks(&ObRegistration, &ObRegistrationHandle);
}
VOID UninitializeProcessProtection() {
if (ObRegistrationHandle) {
ObUnRegisterCallbacks(ObRegistrationHandle);
ObRegistrationHandle = NULL;
}
}
-118
View File
@@ -1,118 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN QueryRegPathFromObject(PVOID KeyObject, PUNICODE_STRING OutPath, POBJECT_NAME_INFORMATION* OutInfo)
{
ULONG len = 0;
NTSTATUS s = ObQueryNameString(KeyObject, NULL, 0, &len);
if (s != STATUS_INFO_LENGTH_MISMATCH)
return FALSE;
POBJECT_NAME_INFORMATION p = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, len, 'rgeR');
if (!p)
return FALSE;
s = ObQueryNameString(KeyObject, p, len, &len);
if (!NT_SUCCESS(s) || !p->Name.Buffer || p->Name.Length == 0) {
ExFreePool2(p, 'rgeR', NULL, 0);
return FALSE;
}
*OutInfo = p;
OutPath->Buffer = p->Name.Buffer;
OutPath->Length = p->Name.Length;
OutPath->MaximumLength = p->Name.Length;
return TRUE;
}
NTSTATUS RegistryProtectCallback(PVOID ctx, PVOID arg1, PVOID arg2)
{
UNREFERENCED_PARAMETER(ctx);
if (g_Unloading)
return STATUS_SUCCESS;
if (!ExAcquireRundownProtection(&g_Rundown))
return STATUS_SUCCESS;
REG_NOTIFY_CLASS type = (REG_NOTIFY_CLASS)(ULONG_PTR)arg1;
NTSTATUS status = STATUS_SUCCESS;
UNICODE_STRING checkReg = { 0 };
POBJECT_NAME_INFORMATION nameInfo = NULL;
UNICODE_STRING exe = { 0 };
WCHAR exeBuf[260] = { 0 };
exe.Buffer = exeBuf;
exe.MaximumLength = sizeof(exeBuf);
exe.Length = 0;
HANDLE pid = PsGetCurrentProcessId();
if (pid == (HANDLE)0 || pid == (HANDLE)4) {
ExReleaseRundownProtection(&g_Rundown);
return STATUS_SUCCESS;
}
PUNICODE_STRING valueName = NULL;
BOOLEAN need_log = FALSE;
BOOLEAN canQuery = (KeGetCurrentIrql() == PASSIVE_LEVEL);
if (type == RegNtPreSetValueKey) {
PREG_SET_VALUE_KEY_INFORMATION s = (PREG_SET_VALUE_KEY_INFORMATION)arg2;
valueName = s->ValueName;
if (canQuery)
QueryRegPathFromObject(s->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreDeleteValueKey) {
PREG_DELETE_VALUE_KEY_INFORMATION d = (PREG_DELETE_VALUE_KEY_INFORMATION)arg2;
valueName = d->ValueName;
if (canQuery)
QueryRegPathFromObject(d->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreDeleteKey) {
PREG_DELETE_KEY_INFORMATION d = (PREG_DELETE_KEY_INFORMATION)arg2;
if (canQuery)
QueryRegPathFromObject(d->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreRenameKey) {
PREG_RENAME_KEY_INFORMATION r = (PREG_RENAME_KEY_INFORMATION)arg2;
if (canQuery)
QueryRegPathFromObject(r->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreCreateKeyEx) {
PREG_CREATE_KEY_INFORMATION c = (PREG_CREATE_KEY_INFORMATION)arg2;
if (c->CompleteName)
checkReg = *c->CompleteName;
}
else if (type == RegNtPreReplaceKey) {
PREG_REPLACE_KEY_INFORMATION rk = (PREG_REPLACE_KEY_INFORMATION)arg2;
if (canQuery)
QueryRegPathFromObject(rk->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreSaveKey) {
PREG_SAVE_KEY_INFORMATION sk = (PREG_SAVE_KEY_INFORMATION)arg2;
if (canQuery)
QueryRegPathFromObject(sk->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreRestoreKey) {
PREG_RESTORE_KEY_INFORMATION res = (PREG_RESTORE_KEY_INFORMATION)arg2;
if (canQuery)
QueryRegPathFromObject(res->Object, &checkReg, &nameInfo);
}
else if (type == RegNtPreLoadKey) {
PREG_LOAD_KEY_INFORMATION lk = (PREG_LOAD_KEY_INFORMATION)arg2;
if (lk->KeyName)
checkReg = *lk->KeyName;
}
if (checkReg.Buffer || (valueName && valueName->Buffer)) {
if (canQuery)
GetProcessImagePathByPid(pid, &exe);
if (IsRegistryBlock(&checkReg, valueName, &exe)) {
need_log = TRUE;
status = STATUS_ACCESS_DENIED;
}
}
if (nameInfo)
ExFreePool2(nameInfo, 'rgeR', NULL, 0);
if (need_log)
LogAnsi3("REG_BLOCK", (ULONG)(ULONG_PTR)pid, &exe, &checkReg);
ExReleaseRundownProtection(&g_Rundown);
return status;
}
+248
View File
@@ -0,0 +1,248 @@
#include "DriverCommon.h"
static LARGE_INTEGER Cookie;
static BOOLEAN IsBamRegistryPath(PCUNICODE_STRING KeyName) {
if (!KeyName || !KeyName->Buffer) return FALSE;
if (WildcardMatch(L"*\\Services\\bam\\*", KeyName->Buffer, KeyName->Length)) {
return TRUE;
}
return FALSE;
}
static BOOLEAN IsWriteAccess(ACCESS_MASK Access) {
if (Access & (KEY_SET_VALUE | KEY_CREATE_SUB_KEY | KEY_CREATE_LINK |
DELETE | WRITE_DAC | WRITE_OWNER | GENERIC_WRITE)) {
return TRUE;
}
return FALSE;
}
static PWCHAR GetFullPath(PVOID RootObject, PUNICODE_STRING CompleteName, PULONG OutLength) {
PWCHAR Buffer = NULL;
ULONG TotalSize = 0;
PCUNICODE_STRING RootName = NULL;
BOOLEAN NeedFreeRootName = FALSE;
if (RootObject) {
NTSTATUS status = CmCallbackGetKeyObjectIDEx(&Cookie, RootObject, NULL, &RootName, 0);
if (NT_SUCCESS(status) && RootName) {
NeedFreeRootName = TRUE;
}
}
ULONG RootLen = (RootName && RootName->Buffer) ? RootName->Length : 0;
ULONG RelLen = (CompleteName && CompleteName->Buffer) ? CompleteName->Length : 0;
TotalSize = RootLen + sizeof(WCHAR) + RelLen + sizeof(WCHAR);
Buffer = (PWCHAR)PyasAllocate(TotalSize);
if (!Buffer) {
if (NeedFreeRootName) CmCallbackReleaseKeyObjectIDEx(RootName);
return NULL;
}
RtlZeroMemory(Buffer, TotalSize);
PWCHAR Current = Buffer;
if (RootLen > 0) {
RtlCopyMemory(Current, RootName->Buffer, RootLen);
Current += (RootLen / sizeof(WCHAR));
if (Current > Buffer && *(Current - 1) != L'\\') {
*Current = L'\\';
Current++;
}
}
if (RelLen > 0) {
if (RootLen > 0 && CompleteName->Buffer[0] == L'\\') {
RtlCopyMemory(Current, CompleteName->Buffer + 1, RelLen - sizeof(WCHAR));
}
else {
RtlCopyMemory(Current, CompleteName->Buffer, RelLen);
}
}
if (NeedFreeRootName) CmCallbackReleaseKeyObjectIDEx(RootName);
if (OutLength) *OutLength = (ULONG)wcslen(Buffer) * sizeof(WCHAR);
return Buffer;
}
static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID Argument2) {
UNREFERENCED_PARAMETER(CallbackContext);
if (KeGetCurrentIrql() > APC_LEVEL) return STATUS_SUCCESS;
REG_NOTIFY_CLASS Class = (REG_NOTIFY_CLASS)(ULONG_PTR)Argument1;
NTSTATUS status = STATUS_SUCCESS;
if (Class == RegNtPreCreateKey || Class == RegNtPreOpenKey || Class == RegNtPreOpenKeyEx) {
PVOID RootObject = NULL;
PUNICODE_STRING CompleteName = NULL;
ACCESS_MASK DesiredAccess = 0;
if (Class == RegNtPreCreateKey) {
REG_CREATE_KEY_INFORMATION* Info = (REG_CREATE_KEY_INFORMATION*)Argument2;
RootObject = Info->RootObject;
CompleteName = Info->CompleteName;
DesiredAccess = Info->DesiredAccess;
}
else {
REG_OPEN_KEY_INFORMATION* Info = (REG_OPEN_KEY_INFORMATION*)Argument2;
RootObject = Info->RootObject;
CompleteName = Info->CompleteName;
DesiredAccess = Info->DesiredAccess;
}
if (!IsWriteAccess(DesiredAccess)) {
return STATUS_SUCCESS;
}
ULONG PathLen = 0;
PWCHAR FullPathBuffer = GetFullPath(RootObject, CompleteName, &PathLen);
if (FullPathBuffer) {
UNICODE_STRING FullPath;
RtlInitUnicodeString(&FullPath, FullPathBuffer);
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
}
PyasFree(FullPathBuffer);
}
return status;
}
if (Class == RegNtPreDeleteKey) {
REG_DELETE_KEY_INFORMATION* Info = (REG_DELETE_KEY_INFORMATION*)Argument2;
PCUNICODE_STRING KeyName = NULL;
if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
if (KeyName) {
if (CheckRegistryRule(KeyName)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, KeyName->Buffer, KeyName->Length);
status = STATUS_ACCESS_DENIED;
}
}
CmCallbackReleaseKeyObjectIDEx(KeyName);
}
}
return status;
}
if (Class == RegNtPreSetValueKey) {
REG_SET_VALUE_KEY_INFORMATION* Info = (REG_SET_VALUE_KEY_INFORMATION*)Argument2;
PCUNICODE_STRING KeyName = NULL;
if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
if (KeyName) {
if (KeyName->Buffer) {
if (!IsBamRegistryPath(KeyName)) {
ULONG FullSize = KeyName->Length + sizeof(WCHAR) +
(Info->ValueName ? Info->ValueName->Length : 0) +
sizeof(WCHAR);
if (FullSize <= 0xFFFF) {
PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
if (Buffer) {
UNICODE_STRING FullPath;
FullPath.Buffer = Buffer;
FullPath.Length = 0;
FullPath.MaximumLength = (USHORT)FullSize;
RtlCopyUnicodeString(&FullPath, KeyName);
if (Info->ValueName && Info->ValueName->Length > 0) {
if (FullPath.Length > 0 && FullPath.Buffer[(FullPath.Length / sizeof(WCHAR)) - 1] != L'\\') {
RtlAppendUnicodeToString(&FullPath, L"\\");
}
RtlAppendUnicodeStringToString(&FullPath, Info->ValueName);
}
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
}
PyasFree(Buffer);
}
}
}
}
CmCallbackReleaseKeyObjectIDEx(KeyName);
}
}
return status;
}
if (Class == RegNtPreDeleteValueKey) {
REG_DELETE_VALUE_KEY_INFORMATION* Info = (REG_DELETE_VALUE_KEY_INFORMATION*)Argument2;
PCUNICODE_STRING KeyName = NULL;
if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
if (KeyName) {
if (KeyName->Buffer) {
if (!IsBamRegistryPath(KeyName)) {
ULONG FullSize = KeyName->Length + sizeof(WCHAR) +
(Info->ValueName ? Info->ValueName->Length : 0) +
sizeof(WCHAR);
if (FullSize <= 0xFFFF) {
PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
if (Buffer) {
UNICODE_STRING FullPath;
FullPath.Buffer = Buffer;
FullPath.Length = 0;
FullPath.MaximumLength = (USHORT)FullSize;
RtlCopyUnicodeString(&FullPath, KeyName);
if (Info->ValueName && Info->ValueName->Length > 0) {
if (FullPath.Length > 0 && FullPath.Buffer[(FullPath.Length / sizeof(WCHAR)) - 1] != L'\\') {
RtlAppendUnicodeToString(&FullPath, L"\\");
}
RtlAppendUnicodeStringToString(&FullPath, Info->ValueName);
}
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
}
PyasFree(Buffer);
}
}
}
}
CmCallbackReleaseKeyObjectIDEx(KeyName);
}
}
return status;
}
return STATUS_SUCCESS;
}
NTSTATUS InitializeRegistryProtection(PDRIVER_OBJECT DriverObject) {
UNICODE_STRING Altitude;
RtlInitUnicodeString(&Altitude, L"320000");
return CmRegisterCallbackEx(RegistryCallback, &Altitude, DriverObject, NULL, &Cookie, NULL);
}
VOID UninitializeRegistryProtection() {
if (Cookie.QuadPart != 0) {
CmUnRegisterCallback(Cookie);
Cookie.QuadPart = 0;
}
}
-83
View File
@@ -1,83 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN g_RemoteNotifyEnabled = FALSE;
static VOID ProcessNotifyEx(PEPROCESS Process, HANDLE ProcessId, PPS_CREATE_NOTIFY_INFO CreateInfo)
{
UNREFERENCED_PARAMETER(Process);
UNREFERENCED_PARAMETER(ProcessId);
if (!CreateInfo)
return;
if (g_Unloading)
return;
if (KeGetCurrentIrql() != PASSIVE_LEVEL)
return;
if (!ExAcquireRundownProtection(&g_Rundown))
return;
HANDLE ppid = CreateInfo->CreatingThreadId.UniqueProcess;
if (ppid == (HANDLE)0 || ppid == (HANDLE)4) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
UNICODE_STRING parent = { 0 };
WCHAR pbuf[512] = { 0 };
parent.Buffer = pbuf;
parent.MaximumLength = sizeof(pbuf);
if (!GetProcessImagePathByPid(ppid, &parent)) {
PEPROCESS eproc = PsGetCurrentProcess();
PCSTR n = PsGetProcessImageFileName(eproc);
size_t l = n ? strlen(n) : 0;
for (size_t i = 0; i < l && i < RTL_NUMBER_OF(pbuf) - 1; i++)
pbuf[i] = (WCHAR)n[i];
pbuf[l] = 0;
parent.Length = (USHORT)(l * sizeof(WCHAR));
}
if (IsWhitelist(&parent)) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
UNICODE_STRING img = { 0 };
if (CreateInfo->ImageFileName)
img = *CreateInfo->ImageFileName;
UNICODE_STRING cmd = { 0 };
if (CreateInfo->CommandLine)
cmd = *CreateInfo->CommandLine;
BOOLEAN suspect = FALSE;
if (MatchRemoteSuspectBin(&img) && MatchRemoteCommand(&cmd, &img))
suspect = TRUE;
if (suspect) {
CreateInfo->CreationStatus = STATUS_ACCESS_DENIED;
if (cmd.Buffer && cmd.Length)
LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &cmd);
else if (img.Buffer && img.Length)
LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &img);
else {
UNICODE_STRING none = RTL_CONSTANT_STRING(L"None");
LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &none);
}
}
ExReleaseRundownProtection(&g_Rundown);
}
NTSTATUS InitRemoteProtect(VOID)
{
NTSTATUS s = PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, FALSE);
if (NT_SUCCESS(s))
g_RemoteNotifyEnabled = TRUE;
return s;
}
VOID UninitRemoteProtect(VOID)
{
if (g_RemoteNotifyEnabled) {
PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, TRUE);
g_RemoteNotifyEnabled = FALSE;
}
}
-266
View File
@@ -1,266 +0,0 @@
#include <ntifs.h>
#include "ProtectRules.h"
wchar_t* g_Whitelist[] = {
L"\\Device\\HarddiskVolume*\\Program*\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\AppData\\**",
L"**\\PYAS*.exe",
L"Registry",
L"vmmem*",
NULL
};
wchar_t* g_WhitelistExcept[] = {
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\vds.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bcdedit.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\schtasks.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\ntoskrnl.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\wbadmin.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bcdboot.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\dism.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bootsect.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\net1.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\msiexec.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\lsass.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\csrss.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\smss.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\wininit.exe",
NULL
};
wchar_t* g_AttachDisk[] = {
L"\\FileSystem\\Ntfs",
L"\\FileSystem\\Refs",
L"\\FileSystem\\Fastfat",
L"\\FileSystem\\exfat",
L"\\FileSystem\\Udfs",
NULL
};
wchar_t* g_BlockFile[] = {
L"\\Device\\Harddisk*\\DR*",
L"\\Device\\Harddisk*\\Partition\\**",
L"\\Device\\HarddiskVolume*\\Boot\\**",
L"\\Device\\HarddiskVolume*\\EFI\\**",
L"\\Device\\HarddiskVolume*\\bootmgr",
L"\\Device\\HarddiskVolume*\\Recovery\\**",
L"\\Device\\HarddiskVolume*\\System Volume Information\\**",
L"\\Device\\HarddiskVolume*\\Windows\\**",
L"\\Device\\HarddiskVolume*\\$*\\**",
L"\\Device\\HarddiskVolume*\\ProgramData\\PYAS\\**",
L"**\\PYAS.exe",
L"**\\CON**",
L"**\\PRN**",
L"**\\AUX**",
L"**\\NUL**",
L"**\\COM*\\**",
L"**\\LPT*\\**",
L"**\\evil*.exe",
L"**\\OSDATA**",
NULL
};
wchar_t* g_BlockRansom[] = {
L"\\Device\\HarddiskVolume*\\Users\\*\\Desktop\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\Downloads\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\Documents\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\Music\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\Pictures\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\Videos\\**",
L"\\Device\\HarddiskVolume*\\Users\\*\\OneDrive\\**",
NULL
};
wchar_t* g_Blocksuffix[] = {
L".exe", L".dll", L".sys", L".com", L".scr",
L".zip", L".7z", L".rar", L".tar", L".gz",
L".js", L".bat", L".cmd", L".ps1", L".vbs",
L".ppt", L".pptx", L".wps", L".txt", L".rtf",
L".pdf", L".xls", L".xlsx", L".doc", L".docx",
L".jpg", L".jpeg", L".png", L".webp", L".gif",
L".mp3", L".wav", L".aac", L".ogg", L".flac",
L".mp4", L".avi", L".mov", L".wmv", L".mkv",
L".aux", L".cur", L".mui", L".ttf", L".efi",
NULL
};
wchar_t* g_BlockReg[] = {
L"\\REGISTRY\\MACHINE\\BCD00000000\\**",
L"\\REGISTRY\\MACHINE\\SAM\\**",
L"\\REGISTRY\\MACHINE\\SECURITY\\**",
L"\\REGISTRY\\USER\\*_Classes\\*\\shell\\open\\command\\**",
L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\NetWire\\**",
L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\Remcos*\\**",
L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\DC3_FEXEC\\**",
L"DisableAntiSpyware",
L"DisableWindowsUpdateAccess",
L"EnableLUA",
L"ConsentPromptBehaviorAdmin",
L"NoControlPanel",
L"NoDrives",
L"NoFileMenu",
L"NoFind",
L"NoStartMenuPinnedList",
L"NoSetFolders",
L"NoSetFolderOptions",
L"NoViewOnDrive",
L"NoClose",
L"NoDesktop",
L"NoLogoff",
L"NoFolderOptions",
L"RestrictRun",
L"NoViewContextMenu",
L"HideClock",
L"NoStartMenuMyGames",
L"NoStartMenuMyMusic",
L"DisableCMD",
L"NoAddingComponents",
L"NoWinKeys",
L"NoStartMenuLogOff",
L"NoSimpleNetIDList",
L"NoLowDiskSpaceChecks",
L"DisableLockWorkstation",
L"Restrict_Run",
L"DisableTaskMgr",
L"DisableRegistryTools",
L"DisableChangePassword",
L"Wallpaper",
L"NoComponents",
L"NoStartMenuMorePrograms",
L"NoActiveDesktop",
L"NoSetActiveDesktop",
L"NoRecentDocsMenu",
L"NoWindowsUpdate",
L"NoChangeStartMenu",
L"NoFavoritesMenu",
L"NoRecentDocsHistory",
L"NoSetTaskbar",
L"NoSMHelp",
L"NoTrayContextMenu",
L"NoManageMyComputerVerb",
L"NoRealMode",
L"NoRun",
L"ClearRecentDocsOnExit",
L"NoActiveDesktopChanges",
L"NoStartMenuNetworkPlaces",
L"NoLockScreen",
L"HideFastUserSwitching",
L"ConsentPromptBehaviorUser",
L"EnableSecureUIAPaths",
L"NoSRM",
L"NoInteractiveServices",
L"ShutdownWithoutLogon",
L"AutoAdminLogon",
L"ImagePath",
L"BootExecute",
L"SubSystems",
L"FirmwareBootDevice",
L"BootDriverFlags",
L"SystemStartOptions",
L"CrashDumpEnabled",
L"DisableAutomaticRestartOnFailure",
L"SystemBiosVersion",
L"NoTheme",
L"PendingFileRenameOperations",
L"SystemSetupInProgress",
L"CmdLine",
L"SetupType",
L"AutoReboot",
L"Userinit",
L"UIHost",
L"Debugger",
L"DefaultUserName",
L"DefaultPassword",
L"AltDefaultUserName",
L"AltDefaultPassword",
L"DisableCAD",
L"LegalNoticeCaption",
L"LegalNoticeText",
NULL
};
wchar_t* g_RemoteSuspectBins[] = {
L"powershell.exe",
L"pwsh.exe",
L"wscript.exe",
L"cscript.exe",
L"mshta.exe",
L"rundll32.exe",
L"regsvr32.exe",
L"cmd.exe",
L"bitsadmin.exe",
L"msbuild.exe",
L"installutil.exe",
L"wmic.exe",
NULL
};
wchar_t* g_RemoteCmdIndicatorsHttp[] = {
L"http://",
L"https://",
NULL
};
wchar_t* g_RemoteCmdIndicatorsGeneric[] = {
L"-enc",
L"-e",
L"-encodedcommand",
L"frombase64string(",
L"iex(",
L"downloadstring(",
NULL
};
wchar_t* g_RemoteCmdFromCmdExe[] = {
L"powershell",
L"pwsh",
L"mshta",
L"rundll32",
L"wscript",
L"cscript",
NULL
};
wchar_t* g_RemoteCmdFromRundll32Exe[] = {
L".dll,",
L"javascript:",
L"http",
NULL
};
wchar_t* g_RemoteCmdRegsvr32Need[] = {
L"/i:",
NULL
};
wchar_t* g_RemoteCmdFromMshtaExe[] = {
L"http://",
L"https://",
NULL
};
wchar_t* g_ScreenCapModules[] = {
L"windows.graphics.capture.dll",
L"dxgi.dll",
L"d3d11.dll",
L"dwmapi.dll",
L"dcomp.dll",
L"mfreadwrite.dll",
L"mfplat.dll",
L"opengl32.dll",
L"gdi32full.dll",
L"win32u.dll",
NULL
};
wchar_t* g_ScreenUserSubdirs[] = {
L"\\AppData\\",
L"\\Temp\\",
L"\\Downloads\\",
NULL
};
wchar_t* g_ScreenOtherProcNeedles[] = {
L"\\ProgramData\\",
NULL
};
+933
View File
@@ -0,0 +1,933 @@
#include "DriverCommon.h"
constexpr auto MAX_TRACKERS = 64;
constexpr auto RANSOM_TIME_WINDOW_MS = 3000;
constexpr auto RANSOM_COUNT_THRESHOLD = 5;
constexpr auto HIGH_ENTROPY_THRESHOLD = 10;
constexpr auto TRUST_CACHE_SIZE = 128;
constexpr auto TRUST_CACHE_TTL_SEC = 300;
typedef struct _RANSOM_TRACKER {
PEPROCESS Process;
LARGE_INTEGER ProcessCreateTime;
ULONG ActivityCount;
LARGE_INTEGER LastActivityTime;
} RANSOM_TRACKER, * PRANSOM_TRACKER;
typedef struct _TRUST_CACHE_ENTRY {
PEPROCESS Process;
LARGE_INTEGER ProcessCreateTime;
BOOLEAN IsTrusted;
LARGE_INTEGER CacheTime;
} TRUST_CACHE_ENTRY, * PTRUST_CACHE_ENTRY;
static RANSOM_TRACKER RansomTrackers[MAX_TRACKERS];
static TRUST_CACHE_ENTRY TrustCache[TRUST_CACHE_SIZE];
static KSPIN_LOCK TrustCacheLock;
static BOOLEAN g_CacheInitialized = FALSE;
static ERESOURCE RuleLock;
static PRULE_NODE g_RegistryBlockList = NULL;
static PRULE_NODE g_RegistryTrustedList = NULL;
static PRULE_NODE g_ProcessTrustedPaths = NULL;
static PRULE_NODE g_ProcessExploitable = NULL;
static PRULE_NODE g_FileProtectedPaths = NULL;
static PRULE_NODE g_FileExceptionPaths = NULL;
static PRULE_NODE g_FileRansomExts = NULL;
const PCWSTR Helper_NaturallyCompressedExtensions[] = {
L".zip", L".7z", L".rar", L".tar", L".gz",
L".jpg", L".jpeg", L".png", L".webp", L".gif",
L".mp3", L".wav", L".aac", L".ogg", L".flac",
L".mp4", L".avi", L".mov", L".wmv", L".mkv",
L".docx", L".xlsx", L".pptx", L".pdf", L".wps",
L".apk", L".jar", L".class", L".db", L".sqlite"
};
static VOID FreeList(PRULE_NODE* Head) {
PRULE_NODE Current = *Head;
while (Current) {
PRULE_NODE Next = Current->Next;
if (Current->Pattern.Buffer) PyasFree(Current->Pattern.Buffer);
PyasFree(Current);
Current = Next;
}
*Head = NULL;
}
static VOID AddRule(PRULE_NODE* Head, PUNICODE_STRING RuleStr) {
if (!RuleStr || !RuleStr->Buffer) return;
PRULE_NODE Check = *Head;
while (Check) {
if (RtlEqualUnicodeString(&Check->Pattern, RuleStr, TRUE)) {
return;
}
Check = Check->Next;
}
PRULE_NODE Node = (PRULE_NODE)PyasAllocate(sizeof(RULE_NODE));
if (!Node) return;
SIZE_T Size = RuleStr->Length + sizeof(WCHAR);
Node->Pattern.Buffer = (PWCHAR)PyasAllocate(Size);
if (!Node->Pattern.Buffer) {
PyasFree(Node);
return;
}
RtlCopyMemory(Node->Pattern.Buffer, RuleStr->Buffer, RuleStr->Length);
Node->Pattern.Buffer[RuleStr->Length / sizeof(WCHAR)] = L'\0';
Node->Pattern.Length = RuleStr->Length;
Node->Pattern.MaximumLength = (USHORT)Size;
Node->Next = *Head;
*Head = Node;
}
static BOOLEAN HasSuffix(PCUNICODE_STRING String, PCWSTR Suffix) {
if (!String || !String->Buffer || !Suffix) return FALSE;
SIZE_T StringLenChars = String->Length / sizeof(WCHAR);
SIZE_T SuffixLenChars = 0;
while (Suffix[SuffixLenChars] != L'\0') {
SuffixLenChars++;
}
if (StringLenChars < SuffixLenChars) return FALSE;
PCWSTR Ptr = String->Buffer + (StringLenChars - SuffixLenChars);
for (SIZE_T i = 0; i < SuffixLenChars; i++) {
if (RtlDowncaseUnicodeChar(Ptr[i]) != RtlDowncaseUnicodeChar(Suffix[i])) {
return FALSE;
}
}
return TRUE;
}
BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes) {
if (Pattern == NULL || String == NULL) return FALSE;
USHORT StringLenChars = StringLengthBytes / sizeof(WCHAR);
PCWSTR mp = NULL;
PCWSTR cp = NULL;
PCWSTR StringEnd = String + StringLenChars;
while (String < StringEnd) {
if (*Pattern == L'*') {
mp = ++Pattern;
cp = String + 1;
}
else if (*Pattern == L'?' || (RtlDowncaseUnicodeChar(*Pattern) == RtlDowncaseUnicodeChar(*String))) {
Pattern++;
String++;
}
else if (mp != NULL) {
Pattern = mp;
String = cp++;
}
else {
return FALSE;
}
}
while (*Pattern == L'*') {
Pattern++;
}
return (*Pattern == L'\0') ? TRUE : FALSE;
}
static ULONG ProcessJsonUnescape(PWCHAR Buffer, ULONG LengthChars) {
if (!Buffer || LengthChars == 0) return 0;
ULONG WriteIdx = 0;
ULONG ReadIdx = 0;
while (ReadIdx < LengthChars) {
if (Buffer[ReadIdx] == L'\\' && (ReadIdx + 1 < LengthChars)) {
WCHAR NextChar = Buffer[ReadIdx + 1];
if (NextChar == L'\\' || NextChar == L'"' || NextChar == L'/') {
Buffer[WriteIdx++] = NextChar;
ReadIdx += 2;
}
else if (NextChar == L'n') { Buffer[WriteIdx++] = L'\n'; ReadIdx += 2; }
else if (NextChar == L'r') { Buffer[WriteIdx++] = L'\r'; ReadIdx += 2; }
else if (NextChar == L't') { Buffer[WriteIdx++] = L'\t'; ReadIdx += 2; }
else {
Buffer[WriteIdx++] = Buffer[ReadIdx++];
}
}
else {
Buffer[WriteIdx++] = Buffer[ReadIdx++];
}
}
Buffer[WriteIdx] = L'\0';
return WriteIdx * sizeof(WCHAR);
}
static VOID SkipWhitespace(PCHAR* Ptr, PCHAR End) {
while (*Ptr < End) {
char c = **Ptr;
if (c == ' ' || c == '\t' || c == '\n' || c == '\r') {
(*Ptr)++;
}
else {
break;
}
}
}
static VOID ParseAndLoadRules(PCHAR JsonContent, ULONG ContentLength, PCSTR KeyName, PRULE_NODE* ListHead) {
if (!JsonContent || !KeyName || !ListHead) return;
PCHAR Ptr = JsonContent;
PCHAR End = JsonContent + ContentLength;
SIZE_T KeyLen = 0;
while (KeyName[KeyLen] != '\0') KeyLen++;
while (Ptr < End) {
if (*Ptr == '"') {
if ((SIZE_T)(End - Ptr) > KeyLen && RtlCompareMemory(Ptr + 1, KeyName, KeyLen) == KeyLen) {
if (*(Ptr + 1 + KeyLen) == '"') {
Ptr += 1 + KeyLen + 1;
SkipWhitespace(&Ptr, End);
if (Ptr >= End || *Ptr != ':') continue;
Ptr++;
SkipWhitespace(&Ptr, End);
if (Ptr >= End || *Ptr != '[') continue;
Ptr++;
while (Ptr < End) {
SkipWhitespace(&Ptr, End);
if (Ptr >= End || *Ptr == ']') {
if (Ptr < End) Ptr++;
return;
}
if (*Ptr == '"') {
PCHAR StartQuote = ++Ptr;
BOOLEAN Escaped = FALSE;
while (Ptr < End) {
if (*Ptr == '"' && Escaped == FALSE) break;
if (*Ptr == '\\') {
Escaped = (Escaped == FALSE) ? TRUE : FALSE;
}
else {
Escaped = FALSE;
}
Ptr++;
}
if (Ptr < End && *Ptr == '"') {
ULONG UTF8Len = (ULONG)(Ptr - StartQuote);
if (UTF8Len > 0) {
ULONG WideSize = 0;
RtlUTF8ToUnicodeN(NULL, 0, &WideSize, StartQuote, UTF8Len);
if (WideSize > 0) {
PWCHAR WideBuffer = (PWCHAR)PyasAllocate(WideSize + sizeof(WCHAR));
if (WideBuffer) {
ULONG ResultSize = 0;
RtlUTF8ToUnicodeN(WideBuffer, WideSize, &ResultSize, StartQuote, UTF8Len);
ULONG FinalSize = ProcessJsonUnescape(WideBuffer, ResultSize / sizeof(WCHAR));
UNICODE_STRING Us;
Us.Buffer = WideBuffer;
Us.Length = (USHORT)FinalSize;
Us.MaximumLength = (USHORT)(WideSize + sizeof(WCHAR));
AddRule(ListHead, &Us);
PyasFree(WideBuffer);
}
}
}
Ptr++;
}
}
else {
Ptr++;
}
}
return;
}
}
}
Ptr++;
}
}
VOID InitializeRulesEngine() {
ExInitializeResourceLite(&RuleLock);
KeInitializeSpinLock(&TrustCacheLock);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
g_CacheInitialized = TRUE;
}
VOID UninitializeRulesEngine() {
ExDeleteResourceLite(&RuleLock);
g_CacheInitialized = FALSE;
}
static VOID RemoveRule(PRULE_NODE* Head, PUNICODE_STRING RuleStr) {
if (!RuleStr || !RuleStr->Buffer) return;
PRULE_NODE Current = *Head;
PRULE_NODE Previous = NULL;
while (Current) {
if (RtlEqualUnicodeString(&Current->Pattern, RuleStr, TRUE)) {
PRULE_NODE ToDelete = Current;
if (Previous) {
Previous->Next = Current->Next;
}
else {
*Head = Current->Next;
}
Current = Current->Next;
if (ToDelete->Pattern.Buffer) PyasFree(ToDelete->Pattern.Buffer);
PyasFree(ToDelete);
}
else {
Previous = Current;
Current = Current->Next;
}
}
}
VOID AddDynamicWhitelist(PUNICODE_STRING RuleStr) {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
AddRule(&g_ProcessTrustedPaths, RuleStr);
AddRule(&g_FileExceptionPaths, RuleStr);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
VOID RemoveDynamicWhitelist(PUNICODE_STRING RuleStr) {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
RemoveRule(&g_ProcessTrustedPaths, RuleStr);
RemoveRule(&g_FileExceptionPaths, RuleStr);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
NTSTATUS status = STATUS_SUCCESS;
HANDLE FileHandle = NULL;
IO_STATUS_BLOCK IoStatus = { 0 };
OBJECT_ATTRIBUTES oa = { 0 };
UNICODE_STRING ImagePathName;
OBJECT_ATTRIBUTES RegOa = { 0 };
HANDLE RegHandle = NULL;
PKEY_VALUE_PARTIAL_INFORMATION Info = NULL;
ULONG ResultLength = 0;
PWCHAR PathBuffer = NULL;
SIZE_T PathBufferSize = 0;
UNICODE_STRING FinalPath = { 0 };
RtlInitUnicodeString(&ImagePathName, L"ImagePath");
InitializeObjectAttributes(&RegOa, RegistryPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
status = ZwOpenKey(&RegHandle, KEY_READ, &RegOa);
if (!NT_SUCCESS(status)) return status;
status = ZwQueryValueKey(RegHandle, &ImagePathName, KeyValuePartialInformation, NULL, 0, &ResultLength);
if (status != STATUS_BUFFER_TOO_SMALL) {
ZwClose(RegHandle);
return status;
}
Info = (PKEY_VALUE_PARTIAL_INFORMATION)PyasAllocate(ResultLength);
if (!Info) {
ZwClose(RegHandle);
return STATUS_INSUFFICIENT_RESOURCES;
}
status = ZwQueryValueKey(RegHandle, &ImagePathName, KeyValuePartialInformation, Info, ResultLength, &ResultLength);
ZwClose(RegHandle);
if (!NT_SUCCESS(status)) {
PyasFree(Info);
return status;
}
if (Info->Type == REG_EXPAND_SZ || Info->Type == REG_SZ) {
PathBufferSize = Info->DataLength + 1024;
PathBuffer = (PWCHAR)PyasAllocate(PathBufferSize);
if (PathBuffer) {
RtlZeroMemory(PathBuffer, PathBufferSize);
if (Info->DataLength > 0) {
RtlCopyMemory(PathBuffer, Info->Data, Info->DataLength);
}
PWCHAR LastSlash = NULL;
PWCHAR Current = PathBuffer;
while (*Current) {
if (*Current == L'\\') LastSlash = Current;
Current++;
}
if (LastSlash) {
*LastSlash = L'\0';
SIZE_T CurrentPathLen = wcslen(PathBuffer);
const WCHAR FilterSuffix[] = L"\\Filter";
SIZE_T FilterLen = (sizeof(FilterSuffix) / sizeof(WCHAR)) - 1;
if (CurrentPathLen >= FilterLen) {
PWCHAR SuffixStart = PathBuffer + CurrentPathLen - FilterLen;
BOOLEAN Match = TRUE;
for (SIZE_T i = 0; i < FilterLen; i++) {
if (RtlDowncaseUnicodeChar(SuffixStart[i]) != RtlDowncaseUnicodeChar(FilterSuffix[i])) {
Match = FALSE;
break;
}
}
if (Match) {
*SuffixStart = L'\0';
}
}
RtlStringCbCatW(PathBuffer, PathBufferSize, L"\\Rules\\Rules_Driver_P1.json");
if (wcsncmp(PathBuffer, L"\\??\\", 4) != 0 &&
wcsncmp(PathBuffer, L"\\SystemRoot", 11) != 0 &&
wcsncmp(PathBuffer, L"\\DosDevices\\", 12) != 0) {
PWCHAR TmpBuffer = (PWCHAR)PyasAllocate(PathBufferSize + 16);
if (TmpBuffer) {
RtlStringCbCopyW(TmpBuffer, PathBufferSize + 16, L"\\??\\");
RtlStringCbCatW(TmpBuffer, PathBufferSize + 16, PathBuffer);
PyasFree(PathBuffer);
PathBuffer = TmpBuffer;
}
}
RtlInitUnicodeString(&FinalPath, PathBuffer);
}
}
}
PyasFree(Info);
if (!FinalPath.Buffer) {
if (PathBuffer) PyasFree(PathBuffer);
return STATUS_UNSUCCESSFUL;
}
InitializeObjectAttributes(&oa, &FinalPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
status = ZwCreateFile(&FileHandle, GENERIC_READ | SYNCHRONIZE, &oa, &IoStatus, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0);
if (NT_SUCCESS(status)) {
FILE_STANDARD_INFORMATION FileInfo = { 0 };
status = ZwQueryInformationFile(FileHandle, &IoStatus, &FileInfo, sizeof(FileInfo), FileStandardInformation);
if (NT_SUCCESS(status) && FileInfo.EndOfFile.LowPart > 0) {
PVOID FileBuffer = PyasAllocate(FileInfo.EndOfFile.LowPart + 1);
if (FileBuffer) {
status = ZwReadFile(FileHandle, NULL, NULL, NULL, &IoStatus, FileBuffer, FileInfo.EndOfFile.LowPart, NULL, NULL);
if (NT_SUCCESS(status)) {
((PCHAR)FileBuffer)[FileInfo.EndOfFile.LowPart] = '\0';
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_BlockList", &g_RegistryBlockList);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_TrustedList", &g_RegistryTrustedList);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Process_TrustedPaths", &g_ProcessTrustedPaths);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Process_ExploitableBlacklist", &g_ProcessExploitable);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_ProtectedPaths", &g_FileProtectedPaths);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_ExceptionPaths", &g_FileExceptionPaths);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_RansomwareExtensions", &g_FileRansomExts);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
PyasFree(FileBuffer);
}
}
ZwClose(FileHandle);
}
if (PathBuffer) PyasFree(PathBuffer);
return status;
}
VOID UnloadRules() {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
FreeList(&g_RegistryBlockList);
FreeList(&g_RegistryTrustedList);
FreeList(&g_ProcessTrustedPaths);
FreeList(&g_ProcessExploitable);
FreeList(&g_FileProtectedPaths);
FreeList(&g_FileExceptionPaths);
FreeList(&g_FileRansomExts);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName) {
if (KeGetCurrentIrql() != PASSIVE_LEVEL) {
return STATUS_UNSUCCESSFUL;
}
NTSTATUS status;
PEPROCESS Process = NULL;
*ImageName = NULL;
status = PsLookupProcessByProcessId(ProcessId, &Process);
if (!NT_SUCCESS(status)) return status;
status = SeLocateProcessImageName(Process, ImageName);
ObDereferenceObject(Process);
return status;
}
static BOOLEAN IsWindowsSystemApp(PCWSTR Buffer, USHORT Length) {
if (WildcardMatch(L"*\\Windows\\SystemApps\\*", Buffer, Length)) return TRUE;
if (WildcardMatch(L"*\\Windows\\ImmersiveControlPanel\\*", Buffer, Length)) return TRUE;
if (WildcardMatch(L"*\\Windows\\explorer.exe", Buffer, Length)) return TRUE;
return FALSE;
}
BOOLEAN IsProcessTrusted(HANDLE ProcessId) {
if ((ULONG)(ULONG_PTR)ProcessId == GlobalData.PyasPid) return TRUE;
if (ProcessId == (HANDLE)4) return TRUE;
PEPROCESS Process = NULL;
if (!NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &Process))) {
return FALSE;
}
LARGE_INTEGER createTime;
createTime.QuadPart = PsGetProcessCreateTimeQuadPart(Process);
if (g_CacheInitialized) {
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
if (TrustCache[Hash].Process == Process && TrustCache[Hash].ProcessCreateTime.QuadPart == createTime.QuadPart) {
LARGE_INTEGER Now;
KeQuerySystemTime(&Now);
if ((Now.QuadPart - TrustCache[Hash].CacheTime.QuadPart) < (TRUST_CACHE_TTL_SEC * 10000000LL)) {
BOOLEAN cachedResult = TrustCache[Hash].IsTrusted;
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ObDereferenceObject(Process);
return cachedResult;
}
}
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
}
if (KeGetCurrentIrql() != PASSIVE_LEVEL) {
ObDereferenceObject(Process);
return FALSE;
}
PUNICODE_STRING imageFileName = NULL;
NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
BOOLEAN isTrusted = FALSE;
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
PRULE_NODE Node = g_ProcessExploitable;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
goto update_cache;
}
Node = Node->Next;
}
if (IsWindowsSystemApp(imageFileName->Buffer, imageFileName->Length)) {
isTrusted = TRUE;
goto update_cache;
}
Node = g_ProcessTrustedPaths;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
isTrusted = TRUE;
goto update_cache;
}
Node = Node->Next;
}
}
update_cache:
if (g_CacheInitialized) {
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
TrustCache[Hash].Process = Process;
TrustCache[Hash].ProcessCreateTime = createTime;
TrustCache[Hash].IsTrusted = isTrusted;
KeQuerySystemTime(&TrustCache[Hash].CacheTime);
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
if (imageFileName) ExFreePool(imageFileName);
ObDereferenceObject(Process);
return isTrusted;
}
BOOLEAN IsTargetProtected(HANDLE ProcessId) {
if ((ULONG)(ULONG_PTR)ProcessId == GlobalData.PyasPid) return TRUE;
return FALSE;
}
BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName) {
if (!KeyName || !KeyName->Buffer) return FALSE;
if (KeyName->Length < 4 * sizeof(WCHAR)) return FALSE;
if (WildcardMatch(L"*{645FF040-5081-101B-9F08-00AA002F954E}\\DefaultIcon", KeyName->Buffer, KeyName->Length)) {
return FALSE;
}
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE AllowNode = g_RegistryTrustedList;
while (AllowNode) {
if (WildcardMatch(AllowNode->Pattern.Buffer, KeyName->Buffer, KeyName->Length)) {
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return FALSE;
}
AllowNode = AllowNode->Next;
}
PRULE_NODE Node = g_RegistryBlockList;
BOOLEAN Match = FALSE;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, KeyName->Buffer, KeyName->Length)) {
Match = TRUE;
break;
}
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE ExNode = g_FileExceptionPaths;
while (ExNode) {
if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return FALSE;
}
ExNode = ExNode->Next;
}
PRULE_NODE Node = g_FileRansomExts;
BOOLEAN Match = FALSE;
while (Node) {
if (HasSuffix(FileName, Node->Pattern.Buffer)) {
Match = TRUE;
break;
}
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
if (WildcardMatch(L"*\\Windows\\System32\\config\\systemprofile*", FileName->Buffer, FileName->Length)) {
return FALSE;
}
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE ExNode = g_FileExceptionPaths;
while (ExNode) {
if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return FALSE;
}
ExNode = ExNode->Next;
}
PRULE_NODE Node = g_FileProtectedPaths;
BOOLEAN Match = FALSE;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
Match = TRUE;
break;
}
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
static BOOLEAN IsHighEntropy(PVOID Buffer, ULONG Length) {
if (!Buffer || Length < 256) return FALSE;
PUSHORT Histogram = (PUSHORT)PyasAllocate(256 * sizeof(USHORT));
if (!Histogram) return FALSE;
PUCHAR Ptr = (PUCHAR)Buffer;
ULONG ScanLen = (Length > 1024) ? 1024 : Length;
__try {
for (ULONG i = 0; i < ScanLen; i++) {
Histogram[Ptr[i]]++;
}
}
__except (EXCEPTION_EXECUTE_HANDLER) {
PyasFree(Histogram);
return FALSE;
}
USHORT MaxFreq = 0;
for (int i = 0; i < 256; i++) {
if (Histogram[i] > MaxFreq) MaxFreq = Histogram[i];
}
ULONG ExpectedAvg = ScanLen / 256;
BOOLEAN Result = (MaxFreq < (ExpectedAvg + HIGH_ENTROPY_THRESHOLD));
PyasFree(Histogram);
return Result;
}
static BOOLEAN IsNaturallyCompressed(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
for (int i = 0; i < sizeof(Helper_NaturallyCompressedExtensions) / sizeof(Helper_NaturallyCompressedExtensions[0]); i++) {
if (HasSuffix(FileName, Helper_NaturallyCompressedExtensions[i])) return TRUE;
}
return FALSE;
}
static BOOLEAN IsNoisyRansomPath(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
if (WildcardMatch(L"*\\Windows\\Temp\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\Windows\\SystemTemp\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\Windows\\Prefetch\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\Windows\\Logs\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\Profiles\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\Program*\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\AppData\\Local\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*\\User Data\\*", FileName->Buffer, FileName->Length) ||
WildcardMatch(L"*$Recycle.Bin*", FileName->Buffer, FileName->Length)) {
return TRUE;
}
return FALSE;
}
static BOOLEAN IsUserDirectoryPath(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
return WildcardMatch(L"*\\Users\\*", FileName->Buffer, FileName->Length);
}
static BOOLEAN IsExplorerProcess(HANDLE ProcessId) {
if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
PUNICODE_STRING imageFileName = NULL;
NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
BOOLEAN isExplorer = FALSE;
if (NT_SUCCESS(status) && imageFileName) {
if (imageFileName->Buffer && HasSuffix(imageFileName, L"\\explorer.exe")) {
isExplorer = TRUE;
}
ExFreePool(imageFileName);
}
return isExplorer;
}
BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID WriteBuffer, ULONG WriteLength, BOOLEAN IsWrite) {
if (!IsUserDirectoryPath(FileName)) {
return FALSE;
}
if (IsNoisyRansomPath(FileName)) {
return FALSE;
}
if (!IsWrite) {
if (IsExplorerProcess(ProcessId)) return FALSE;
}
BOOLEAN SuspiciousWrite = FALSE;
if (IsWrite && WriteBuffer && WriteLength > 0) {
if (!IsNaturallyCompressed(FileName) && IsHighEntropy(WriteBuffer, WriteLength)) {
SuspiciousWrite = TRUE;
}
}
if (IsWrite && !SuspiciousWrite) {
return FALSE;
}
PEPROCESS Process = NULL;
if (!NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &Process))) {
return FALSE;
}
LARGE_INTEGER Now = { 0 };
KeQuerySystemTime(&Now);
LARGE_INTEGER createTime;
createTime.QuadPart = PsGetProcessCreateTimeQuadPart(Process);
BOOLEAN Result = FALSE;
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.TrackerMutex, &OldIrql);
PRANSOM_TRACKER Tracker = NULL;
PRANSOM_TRACKER CandidateSlot = NULL;
PRANSOM_TRACKER LruSlot = &RansomTrackers[0];
for (int i = 0; i < MAX_TRACKERS; i++) {
PRANSOM_TRACKER Current = &RansomTrackers[i];
if (Current->LastActivityTime.QuadPart < LruSlot->LastActivityTime.QuadPart) {
LruSlot = Current;
}
if (Current->Process == Process && Current->ProcessCreateTime.QuadPart == createTime.QuadPart) {
Tracker = Current;
break;
}
BOOLEAN IsExpired = FALSE;
if (Current->Process != NULL) {
LARGE_INTEGER Diff;
Diff.QuadPart = Now.QuadPart - Current->LastActivityTime.QuadPart;
if (Diff.QuadPart > (RANSOM_TIME_WINDOW_MS * 10000LL)) {
IsExpired = TRUE;
}
}
if ((Current->Process == NULL || IsExpired) && !CandidateSlot) {
CandidateSlot = Current;
}
}
if (!Tracker) {
if (CandidateSlot) {
Tracker = CandidateSlot;
}
else {
Tracker = LruSlot;
}
Tracker->Process = Process;
Tracker->ProcessCreateTime = createTime;
Tracker->ActivityCount = 0;
Tracker->LastActivityTime = Now;
}
else {
LARGE_INTEGER Diff;
Diff.QuadPart = Now.QuadPart - Tracker->LastActivityTime.QuadPart;
if (Diff.QuadPart > (RANSOM_TIME_WINDOW_MS * 10000LL)) {
Tracker->ActivityCount = 0;
}
Tracker->LastActivityTime = Now;
}
ULONG Weight = 2;
Tracker->ActivityCount += Weight;
if (Tracker->ActivityCount >= RANSOM_COUNT_THRESHOLD) {
Result = TRUE;
}
KeReleaseSpinLock(&GlobalData.TrackerMutex, OldIrql);
ObDereferenceObject(Process);
return Result;
}
NTSTATUS SendMessageToUser(ULONG Code, ULONG Pid, PWCHAR Path, USHORT PathSize) {
if (KeGetCurrentIrql() > APC_LEVEL) return STATUS_UNSUCCESSFUL;
if (!ExAcquireRundownProtection(&GlobalData.PortRundown)) {
return STATUS_PORT_DISCONNECTED;
}
NTSTATUS status = STATUS_PORT_DISCONNECTED;
if (GlobalData.ClientPort) {
PPYAS_MESSAGE msg = (PPYAS_MESSAGE)PyasAllocate(sizeof(PYAS_MESSAGE));
if (msg) {
msg->MessageCode = Code;
msg->ProcessId = Pid;
if (Path && PathSize > 0) {
size_t MaxSize = sizeof(msg->Path) - sizeof(WCHAR);
size_t BytesToCopy = PathSize > MaxSize ? MaxSize : PathSize;
__try {
RtlCopyMemory(msg->Path, Path, BytesToCopy);
msg->Path[BytesToCopy / sizeof(WCHAR)] = L'\0';
}
__except (EXCEPTION_EXECUTE_HANDLER) {
PyasFree(msg);
ExReleaseRundownProtection(&GlobalData.PortRundown);
return STATUS_ACCESS_VIOLATION;
}
}
LARGE_INTEGER timeout;
if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
timeout.QuadPart = -(5 * 10000);
}
else {
timeout.QuadPart = 0;
}
status = FltSendMessage(GlobalData.FilterHandle, &GlobalData.ClientPort, msg, sizeof(PYAS_MESSAGE), NULL, NULL, &timeout);
PyasFree(msg);
}
else {
status = STATUS_INSUFFICIENT_RESOURCES;
}
}
ExReleaseRundownProtection(&GlobalData.PortRundown);
return status;
}
-25
View File
@@ -1,25 +0,0 @@
#pragma once
#include <ntifs.h>
extern wchar_t* g_Whitelist[];
extern wchar_t* g_WhitelistExcept[];
extern wchar_t* g_AttachDisk[];
extern wchar_t* g_BlockFile[];
extern wchar_t* g_BlockRansom[];
extern wchar_t* g_Blocksuffix[];
extern wchar_t* g_BlockReg[];
extern wchar_t* g_RemoteSuspectBins[];
extern wchar_t* g_RemoteCmdIndicatorsHttp[];
extern wchar_t* g_RemoteCmdIndicatorsGeneric[];
extern wchar_t* g_RemoteCmdFromCmdExe[];
extern wchar_t* g_RemoteCmdFromRundll32Exe[];
extern wchar_t* g_RemoteCmdRegsvr32Need[];
extern wchar_t* g_RemoteCmdFromMshtaExe[];
extern wchar_t* g_ScreenCapModules[];
extern wchar_t* g_ScreenUserSubdirs[];
extern wchar_t* g_ScreenOtherProcNeedles[];
-67
View File
@@ -1,67 +0,0 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN g_ScreenImgCb = FALSE;
static VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo)
{
UNREFERENCED_PARAMETER(ImageInfo);
if (g_Unloading)
return;
if (KeGetCurrentIrql() != PASSIVE_LEVEL)
return;
if (!ExAcquireRundownProtection(&g_Rundown))
return;
if (!FullImageName || !FullImageName->Buffer || FullImageName->Length == 0) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
UNICODE_STRING proc = { 0 };
WCHAR pbuf[512] = { 0 };
proc.Buffer = pbuf;
proc.MaximumLength = sizeof(pbuf);
if (!GetProcessImagePathByPid(ProcessId, &proc)) {
PEPROCESS eproc = NULL;
if (NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &eproc))) {
PCSTR n = PsGetProcessImageFileName(eproc);
SIZE_T l = n ? strlen(n) : 0;
for (SIZE_T i = 0; i < l && i < RTL_NUMBER_OF(pbuf) - 1; i++)
pbuf[i] = (WCHAR)n[i];
pbuf[l] = 0;
proc.Length = (USHORT)(l * sizeof(WCHAR));
ObDereferenceObject(eproc);
}
}
if (proc.Length == 0) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
if (IsWhitelist(&proc)) {
ExReleaseRundownProtection(&g_Rundown);
return;
}
BOOLEAN suspicious = MatchSuspiciousProcPath(&proc);
if (suspicious && MatchScreenCapModule(FullImageName))
LogAnsi3("SCREEN_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &proc, FullImageName);
ExReleaseRundownProtection(&g_Rundown);
}
NTSTATUS InitScreenProtect(VOID)
{
NTSTATUS s = PsSetLoadImageNotifyRoutine(ImageLoadNotify);
if (NT_SUCCESS(s)) g_ScreenImgCb = TRUE;
return s;
}
VOID UninitScreenProtect(VOID)
{
if (g_ScreenImgCb) {
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
g_ScreenImgCb = FALSE;
}
}
+20
View File
@@ -0,0 +1,20 @@
#include <windows.h>
#include <ntverp.h>
#define VER_FILETYPE VFT_DRV
#define VER_FILESUBTYPE VFT2_DRV_SYSTEM
#define VER_FILEDESCRIPTION_STR "PYAS Security Driver Protect"
#define VER_INTERNALNAME_STR "PYAS"
#define VER_LEGALCOPYRIGHT_STR "PYAS Security"
#define VER_ORIGINALFILENAME_STR "PYAS_Driver.sys"
#define VER_PRODUCTNAME_STR "PYAS"
#define VER_FILEVERSION 3,5,1,0
#define VER_FILEVERSION_STR "3,5,1,0"
#define VER_PRODUCTVERSION 3,5,1,0
#define VER_PRODUCTVERSION_STR "3,5,1,0"
#define VER_COMPANYNAME_STR "PYAS Security"
#include "common.ver"
+218
View File
@@ -0,0 +1,218 @@
{
"Rule_Registry_BlockList": [
"\\REGISTRY\\MACHINE\\BCD00000000",
"\\REGISTRY\\MACHINE\\BCD00000000\\*",
"*\\Image File Execution Options\\*",
"*\\Classes\\.exe",
"*\\Classes\\.bat",
"*\\Classes\\.cmd",
"*\\Classes\\.com",
"*\\Classes\\exefile\\*",
"*\\Classes\\batfile\\*",
"*\\Classes\\cmdfile\\*",
"*\\Classes\\comfile\\*",
"*\\mouclass",
"*\\kbdclass",
"*\\DisableAntiSpyware",
"*\\DisableWindowsUpdateAccess",
"*\\EnableLUA",
"*\\ConsentPromptBehaviorAdmin",
"*\\NoControlPanel",
"*\\NoDrives",
"*\\NoFileMenu",
"*\\NoFind",
"*\\NoStartMenuPinnedList",
"*\\NoSetFolders",
"*\\NoSetFolderOptions",
"*\\NoViewOnDrive",
"*\\NoClose",
"*\\NoDesktop",
"*\\NoLogoff",
"*\\NoFolderOptions",
"*\\RestrictRun",
"*\\NoViewContextMenu",
"*\\HideClock",
"*\\NoStartMenuMyGames",
"*\\NoStartMenuMyMusic",
"*\\DisableCMD",
"*\\NoAddingComponents",
"*\\NoWinKeys",
"*\\NoStartMenuLogOff",
"*\\NoSimpleNetIDList",
"*\\NoLowDiskSpaceChecks",
"*\\DisableLockWorkstation",
"*\\Restrict_Run",
"*\\DisableTaskMgr",
"*\\DisableRegistryTools",
"*\\DisableChangePassword",
"*\\NoComponents",
"*\\NoStartMenuMorePrograms",
"*\\NoActiveDesktop",
"*\\NoSetActiveDesktop",
"*\\NoRecentDocsMenu",
"*\\NoWindowsUpdate",
"*\\NoChangeStartMenu",
"*\\NoFavoritesMenu",
"*\\NoRecentDocsHistory",
"*\\NoSetTaskbar",
"*\\NoSMHelp",
"*\\NoTrayContextMenu",
"*\\NoManageMyComputerVerb",
"*\\NoRealMode",
"*\\NoRun",
"*\\ClearRecentDocsOnExit",
"*\\NoActiveDesktopChanges",
"*\\NoStartMenuNetworkPlaces",
"*\\NoLockScreen",
"*\\HideFastUserSwitching",
"*\\ConsentPromptBehaviorUser",
"*\\EnableSecureUIAPaths",
"*\\NoSRM",
"*\\NoInteractiveServices",
"*\\ShutdownWithoutLogon",
"*\\AutoAdminLogon",
"*\\BootExecute",
"*\\SubSystems",
"*\\FirmwareBootDevice",
"*\\BootDriverFlags",
"*\\SystemStartOptions",
"*\\CrashDumpEnabled",
"*\\DisableAutomaticRestartOnFailure",
"*\\SystemBiosVersion",
"*\\NoTheme",
"*\\SystemSetupInProgress",
"*\\CmdLine",
"*\\SetupType",
"*\\AutoReboot",
"*\\Userinit",
"*\\UIHost",
"*\\Debugger",
"*\\DefaultUserName",
"*\\DefaultPassword",
"*\\AltDefaultUserName",
"*\\AltDefaultPassword",
"*\\DisableCAD",
"*\\LegalNoticeCaption",
"*\\LegalNoticeText",
],
"Rule_Registry_TrustedList": [
],
"Rule_Process_TrustedPaths": [
"\\Device\\HarddiskVolume*\\Windows\\*",
"\\Device\\HarddiskVolume*\\Program Files\\*",
"\\Device\\HarddiskVolume*\\Program Files (x86)\\*",
"\\Device\\HarddiskVolume*\\ProgramData\\Microsoft\\Windows Defender\\*",
"\\Device\\HarddiskVolume*\\ProgramData\\Microsoft\\Windows Defender Advanced Threat Protection\\*",
"*\\Google\\Chrome\\Application\\chrome.exe",
"*\\Microsoft\\Edge\\Application\\msedge.exe",
"*\\Mozilla Firefox\\firefox.exe",
"*\\Steam\\steam.exe",
"*\\steam\\*\\steam.exe",
"*\\Battle.net\\*\\Battle.net.exe",
"*\\Epic Games\\Launcher\\Portal\\Binaries\\*\\EpicGamesLauncher.exe",
"*\\ThunderEv.exe",
"*\\ThunderStart.exe",
"*\\resources\\bin\\SDK\\DownloadSDKServer.exe",
"*\\KuGou.exe",
"*\\XLGame.exe",
"*\\XLLiveUD.exe",
"*\\PC4399_WPFLauncher.exe",
"*\\bin\\APlayer.exe",
"*\\hrkill-*.exe",
"*\\bin\\HipsDaemon.exe",
"*\\360Safe.exe",
],
"Rule_Process_ExploitableBlacklist": [
"*\\cmd.exe",
"*\\powershell.exe",
"*\\pwsh.exe",
"*\\wscript.exe",
"*\\cscript.exe",
"*\\mshta.exe",
"*\\regsvr32.exe",
"*\\certutil.exe",
"*\\bitsadmin.exe",
"*\\wmic.exe",
"*\\hh.exe",
"*\\cmstp.exe",
"*\\installutil.exe",
"*\\regasm.exe",
"*\\regsvcs.exe",
"*\\msbuild.exe",
"*\\csc.exe",
"*\\vbc.exe",
"*\\jsc.exe",
"*\\bash.exe",
"*\\scrcons.exe",
"*\\schtasks.exe",
"*\\at.exe",
"*\\reg.exe",
"*\\sc.exe",
"*\\net.exe",
"*\\net1.exe",
"*\\whoami.exe",
"*\\ipconfig.exe",
"*\\taskkill.exe",
"*\\ProcessHacker.exe",
"*\\procmon.exe",
"*\\procexp.exe",
],
"Rule_File_ProtectedPaths": [
"*\\PYAS.exe",
"*\\Plugins\\Filter\\PYAS_Driver.sys",
"*\\Plugins\\Rules\\Rules_Driver_P1.json",
"*\\ProgramData\\PYAS\\*.json",
"*\\Engine\\Pattern\\*.onnx",
"*\\Engine\\Properties\\*.onnx",
"\\Device\\HarddiskVolume*\\bootmgr",
"\\Device\\HarddiskVolume*\\boot.ini",
"\\Device\\HarddiskVolume*\\BOOTNXT",
"\\Device\\HarddiskVolume*\\EFI\\*",
"\\Device\\HarddiskVolume*\\Boot\\*",
"\\Device\\HarddiskVolume*\\Recovery\\*",
"\\Device\\HarddiskVolume*\\System Volume Information\\*",
"\\Device\\HarddiskVolume*\\Windows\\System32\\config\\*",
"*\\CON",
"*\\CON\\*",
"*\\PRN",
"*\\PRN\\*",
"*\\AUX",
"*\\AUX\\*",
"*\\NUL",
"*\\NUL\\*",
"*\\COM?",
"*\\COM?\\*",
"*\\LPT?",
"*\\LPT?\\*",
"*\\OSDATA",
"*\\OSDATA\\*",
"*\\*<*",
"*\\*>*",
],
"Rule_File_ExceptionPaths": [
"*\\Users\\*\\steam\\*",
"*\\AppData\\*",
"*\\Temp\\*",
"*\\Local\\Temp\\*",
"*\\ventoy\\Boot\\*",
"*\\AdminRegionConfig.*",
"*\\nt_qq\\nt_*\\*",
"*\\cache\\*",
],
"Rule_File_RansomwareExtensions": [
".zip", ".7z", ".rar", ".tar", ".gz",
".ppt", ".pptx", ".wps", ".txt", ".rtf",
".pdf", ".xls", ".xlsx", ".doc", ".docx",
".jpg", ".jpeg", ".png", ".webp", ".gif",
".mp3", ".wav", ".aac", ".ogg", ".flac",
".mp4", ".avi", ".mov", ".wmv", ".mkv",
]
}
+104 -136
View File
@@ -1,22 +1,31 @@
# PYAS
# PYAS Security
Antivirus software written in Python and C that blocks threats through deep learning and behavioral monitoring!
Antivirus software written in Python and C++ that blocks threats through Machine Learning and behavioral monitoring!
<img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
<img width="2440" height="1600" alt="PYAS_All" src="https://github.com/user-attachments/assets/1991aad3-64cc-4266-ac67-dab70c891ce7" />
## Requirements
Python 3.10 is recommended. Other Python versions may require different pip commands.
```
pip install numpy==1.26.4
pip install onnxruntime==1.18.1
pip install pefile==2023.2.7
pip install Pillow==11.0.0
pip install pyperclip==1.9.0
pip install PySide6==6.9.1
pip install requests==2.32.4
pip install yara-python==4.5.4
pip install pystray
pip install pefile
pip install requests
pip install pywebview
pip install Pillow
pip install yara-python
pip install numpy
pip install onnxruntime
```
Non-essential requirements installation, only used for model training or other functions.
```
pip install pandas
pip install scikit-learn
pip install lightgbm
pip install onnxmltools
```
## File Information
@@ -25,34 +34,28 @@ The following lists the storage locations of all relevant code and other related
```
PYAS/
├── Engine/
│ ├── Models/
│ │ ├── convert.py # Convert executable files or other files to images
│ │ └── train.py # TensorFlow CNN model training complete code
│ │
├── Engine/ # Complete code for Yara signatures and AI model training
│ ├── Heuristic/
│ │ └── ... # Yara Rules
│ └── Properties/
│ └── ... # LightGBM Model
│
├── Interface/ # Interface Interaction and Icons with WebView2
│ ├── static/
│ │ └── ... # style.css, main.js, icon.ico
│ └── templates/
│ └── ... # index.html
│
├── Plugins/ # Main filter driver protect and rules
│ ├── Filter/
│ │ └── ... # DriverCommon.h, DriverEntry.cpp, ProtectRegistry.cpp, ...
│ └── Rules/
│ ├── rules.yar # Yara virus signature rule matching
│ └── rules.ips # IP network address rule matching
│
├── Plugins/
│ └── Filter/
│ ├── DriverEntry.c # Main driver entry and initialization logic
│ ├── DriverEntry.h # Global driver definitions, constants, and functions
│ ├── DriverPipe.c # Kernel to user pipe logging implementation
│ ├── ProtectBoot.c # Disk boot sector write protection
│ ├── ProtectImage.c # Image load monitoring and shellcode detection
│ ├── ProtectInject.c # Process thread handle access control to prevent injection
│ ├── ProtectReg.c # Registry modification protection
│ ├── ProtectRules.c # White, block list, and matching logic for files registry
│ └── ProtectRules.h # Protection rule declarations
│
├── PYAS.py # Main application entry point and UI to engine interface
├── PYAS_Config.py # Configuration loading, saving, and global parameters
├── PYAS_Engine.py # Core scanning engine: YARA, IP, ONNX model execution
├── PYAS_Interface.py # User interface components and event handling
├── PYAS_Resource.py # Static image and icon resource management
│ └── ... # Rules_Driver_P1.json
|
├── PYAS.py # Main antivirus application entry point
├── PYAS_Engine.py # Core scanning engine algorithm
├── PYAS_Version.py # Version metadata for packaging and updates
└── ... # Other supplementary folders and files
└── ...
```
## Architecture diagram
@@ -62,122 +65,83 @@ PYAS Security antivirus software general architecture diagram.
```mermaid
graph TD
%% Global Styles
classDef ui fill:#e1f5fe,stroke:#01579b,stroke-width:2px;
classDef logic fill:#fff9c4,stroke:#fbc02d,stroke-width:2px;
classDef engine fill:#e8f5e9,stroke:#2e7d32,stroke-width:2px;
classDef thread fill:#f3e5f5,stroke:#7b1fa2,stroke-width:2px;
classDef kernel fill:#ffebee,stroke:#c62828,stroke-width:2px;
classDef data fill:#eceff1,stroke:#455a64,stroke-width:2px,stroke-dasharray: 5 5;
classDef userMode fill:#e3f2fd,stroke:#1565c0,stroke-width:2px,color:#0d47a1
classDef kernelMode fill:#fff3e0,stroke:#e65100,stroke-width:2px,color:#e65100
classDef storage fill:#f3e5f5,stroke:#7b1fa2,stroke-width:2px,color:#4a148c
classDef interaction fill:#e8f5e9,stroke:#2e7d32,stroke-width:2px,stroke-dasharray: 5 5,color:#1b5e20
User((User))
subgraph Presentation_Layer ["Presentation Layer (View)"]
direction TB
UI_Static["PYAS_Interface.py<br/>(Ui_main_window Class)"]:::ui
UI_Controller["PYAS.py<br/>(MainWindow_Controller Class)"]:::ui
TrayIcon["System Tray Icon"]:::ui
subgraph UserMode ["User Mode (Python / Web)"]
UI["Web UI (pywebview)"]:::userMode
PYASCore["PYAS Core (PYAS.py)"]:::userMode
User <--> UI_Controller
UI_Static --- UI_Controller
UI_Controller --- TrayIcon
end
subgraph Core_Logic_Layer ["Core Logic & Controller"]
direction TB
Init_Env["Initialization<br/>(init_environ, init_variable,<br/>init_windll)"]:::logic
Config_Mgr["Configuration Manager<br/>(load_config, save_config)"]:::logic
subgraph System_Tools ["System Tools"]
Sys_Repair["System Repair<br/>(repair_system_mbr,<br/>repair_system_image, etc.)"]:::logic
Sys_Clean["System Cleaner<br/>(clean_button, traverse_temp)"]:::logic
Proc_Mgr["Process Manager<br/>(list_process, kill_process)"]:::logic
List_Mgr["List Manager<br/>(manage_named_list:<br/>Whitelist/Quarantine)"]:::logic
subgraph Engines ["Scanning Engines (PYAS_Engine.py)"]
PEScanner["PE/ML Scanner (pe_scanner)"]:::userMode
RuleScanner["YARA Scanner (rule_scanner)"]:::userMode
CloudScanner["Cloud API (cloud_scanner)"]:::userMode
SignScanner["Signature Verify (sign_scanner)"]:::userMode
end
UI_Controller --> Init_Env
Init_Env --> Config_Mgr
UI_Controller --> System_Tools
end
subgraph Protection_Layer ["Real-time Protection Threads (Daemons)"]
direction TB
Thread_Proc["Process Guard Thread<br/>(protect_proc_thread)<br/>[WMI/Snapshot]"]:::thread
Thread_File["File Guard Thread<br/>(protect_file_thread)<br/>[ReadDirectoryChangesW]"]:::thread
Thread_Net["Network Guard Thread<br/>(protect_net_thread)<br/>[GetExtendedTcpTable]"]:::thread
Thread_Sys["System Guard Thread<br/>(protect_system_thread)<br/>[Reg/MBR Check]"]:::thread
Thread_Popup["Popup Blocker Thread<br/>(popup_intercept_thread)<br/>[EnumWindows]"]:::thread
Thread_Pipe["Driver IPC Thread<br/>(pipe_server_thread)<br/>[NamedPipe Server]"]:::thread
Init_Env --> Thread_Proc
Init_Env --> Thread_File
Init_Env --> Thread_Net
Init_Env --> Thread_Sys
Init_Env --> Thread_Popup
Init_Env --> Thread_Pipe
end
subgraph Engine_Layer ["Detection Engine (PYAS_Engine.py)"]
direction TB
Scan_Worker["Scan Worker<br/>(scan_worker / scan_engine)"]:::engine
subgraph Scanners
Sign_Check["Signature Scanner<br/>(sign_scanner)<br/>[WinVerifyTrust]"]:::engine
AI_Model["AI Model Scanner<br/>(model_scanner)<br/>[ONNX/ResNet]"]:::engine
Yara_Rules["Rule Scanner<br/>(rule_scanner)<br/>[Yara/IP Lists]"]:::engine
CommClient["Filter Communication Client"]:::interaction
end
subgraph KernelMode ["Kernel Mode (C++ Minifilter Driver)"]
CommServer["ALPC Port (\\PYAS_Output_Pipe)"]:::interaction
DriverCore["Driver Entry (DriverEntry.cpp)"]:::kernelMode
RuleEngine["Rules & Trust Cache (ProtectRules.cpp)"]:::kernelMode
subgraph Protections ["Protection Subsystems"]
FileProtect["File Minifilter (ProtectFile.cpp)"]:::kernelMode
ProcessProtect["ObRegisterCallbacks (ProtectProcess.cpp)"]:::kernelMode
RegProtect["CmRegisterCallbackEx (ProtectRegistry.cpp)"]:::kernelMode
BootProtect["IRP_MJ_DEVICE_CONTROL (ProtectBoot.cpp)"]:::kernelMode
end
Thread_Proc --> Scan_Worker
Thread_File --> Scan_Worker
Thread_Net --> Scan_Worker
UI_Controller -->|Manual Scan| Scan_Worker
Scan_Worker --> Sign_Check
Scan_Worker --> AI_Model
Scan_Worker --> Yara_Rules
end
subgraph Kernel_OS_Layer ["Windows Kernel & Driver"]
direction TB
WinAPI["Windows API (ctypes)<br/>(kernel32, user32, ntdll,<br/>advapi32, iphlpapi, psapi)"]:::kernel
Driver_Sys["Kernel Driver<br/>(PYAS_Driver.sys)"]:::kernel
OS_FS["File System (NTFS)"]:::kernel
OS_Net["Network Stack"]:::kernel
Init_Env -- Load DLLs --> WinAPI
Thread_File -- Monitor --> OS_FS
Thread_Net -- Monitor --> OS_Net
Thread_Proc -- Suspend/Kill --> WinAPI
Thread_Pipe <==>|"Named Pipe IPC<br/>(\\.\pipe\PYAS_Output_Pipe)"| Driver_Sys
Driver_Sys -- Callback/Block --> WinAPI
subgraph OS ["Windows OS & Storage"]
FS["File System (FltMgr)"]:::storage
Reg["Registry (CmMgr)"]:::storage
ProcMgr["Process/Thread Manager (ObMgr)"]:::storage
Disk["Physical Disk / MBR"]:::storage
end
subgraph Data_Persistence ["Data & Resources"]
Config_File[("Config.json")]:::data
Model_Files[("Model Files<br/>(.onnx)")]:::data
Rule_Files[("Rule Files<br/>(.yar)")]:::data
Quarantine_Dir[("/Quarantine/")]:::data
CloudAPI["PYAS Cloud Server"]:::storage
Config_Mgr <--> Config_File
AI_Model <--> Model_Files
Yara_Rules <--> Rule_Files
List_Mgr <--> Quarantine_Dir
end
%% User Mode Internal
UI <-->|JS Evaluate / JSON| PYASCore
PYASCore -->|Extract Features & Scan| Engines
CloudScanner -.->|HTTPS REST API| CloudAPI
PYASCore <-->|FilterSendMessage / FilterGetMessage| CommClient
%% User-Kernel Boundary
CommClient <-->|PYAS_MESSAGE / PYAS_USER_MESSAGE| CommServer
%% Kernel Mode Internal
CommServer <-->|Message Dispatch| DriverCore
DriverCore --> RuleEngine
RuleEngine --> Protections
%% Kernel-OS Boundary
FileProtect -->|IRP_MJ_CREATE, IRP_MJ_WRITE...| FS
ProcessProtect -->|PreOpenProcess, PreOpenThread| ProcMgr
RegProtect -->|RegNtPreCreateKey, RegNtPreSetValueKey...| Reg
BootProtect -->|IOCTL_DISK_FORMAT_TRACKS...| Disk
```
## Machine Learning
The machine learning-based virus scanning engine training achieved extremely high accuracy.
<img width="1191" height="1323" alt="train" src="https://github.com/user-attachments/assets/2eea8426-1f82-44e3-9a38-f96f9257cf50" />
## Support System
Please ensure your computer supports Microsoft Visual C++ 2015-2022 Redistributable and Edge Webview2.
| Config | Permissions | System version | Processor | Memory | Storage |
|-----------|---------------|----------------------|-----------|--------|---------|
| Minimum | Administrator | >= Windows 10 (20H1) | 1 GHz | 200MB | 100MB |
| Minimum | Administrator | >= Windows 10 (20H1) | 1 GHz | 300MB | 100MB |
| Recommend | Administrator | >= Windows 10 (21H2) | 3 GHz | 500MB | 200MB |
## Packaged Releases
Download the installer. If it is incompatible with your system, you can repackage it yourself.
Packaged Download: https://github.com/87owo/PYAS/releases
## Official Website
If you are interested in this project, you can visit the website to see other related content.
@@ -186,10 +150,14 @@ Source Available : https://github.com/87owo/PYAS
Official Website : https://pyas-security.com/antivirus
Online Analyze : https://pyas-security.com/analyze
Packaged Download: https://github.com/87owo/PYAS/releases
## Project License
For any questions, needs, or bug feedback, please contact us through the following website.
Source Issues : https://github.com/87owo/PYAS/issues
Official Email : mailto:service.pyas@gmail.com
Official Email : service@pyas-security.com