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PYDT 264dd50969 Add files via upload 2025-08-25 08:49:53 +08:00
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PYDT d46f145806 Delete Plugins/Filter/ProtectReg.c 2025-08-23 22:04:35 +08:00
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PYDT 8c5027df0f Delete Plugins/Filter/ProtectBoot.c 2025-08-22 21:16:55 +08:00
PYDT 0b7817d992 Add files via upload 2025-08-22 21:16:36 +08:00
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PYDT bb9444e1ae Update README_zh_CN.md 2025-08-15 19:19:35 +08:00
PYDT 6c9bfa7755 Update README_zh_TW.md 2025-08-15 19:18:26 +08:00
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PYDT 80f9d6cf75 Update README.md 2025-08-15 17:56:38 +08:00
PYDT 7430d38594 Update README.md 2025-08-15 17:54:45 +08:00
PYDT 6804e4af9f Update README_zh_CN.md 2025-08-15 16:38:23 +08:00
PYDT 138756c31d Update README_zh_TW.md 2025-08-15 16:37:50 +08:00
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PYDT b48e20a727 Update README_zh_CN.md 2025-08-15 15:58:20 +08:00
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PYDT 043d71e0ff Update README.md 2025-08-15 15:57:32 +08:00
PYDT 1855ae0e1d Delete Plugins/Filter/PYAS_Driver.sys 2025-08-15 15:48:29 +08:00
PYDT 77323a50df Add files via upload 2025-08-15 15:48:14 +08:00
PYDT 1c2f6b85ca Add files via upload 2025-08-15 15:47:36 +08:00
PYDT 2b5c478e4b Update and rename LICENSE.md to LICENSE.txt 2025-08-15 15:39:17 +08:00
PYDT 90fd83a81f Rename LICENSE.proprietary to LICENSE.md 2025-08-15 15:38:29 +08:00
PYDT 8fa2a166f3 Delete LICENSE 2025-08-15 15:36:54 +08:00
PYDT e8cc45ebe7 Update LICENSE.proprietary 2025-08-15 15:36:00 +08:00
PYDT eb87117b91 Rename LICENSE.md to LICENSE 2025-08-15 14:51:50 +08:00
PYDT 3799dfa1e8 Rename LICENSE.proprietary.md to LICENSE.proprietary 2025-08-15 14:51:37 +08:00
PYDT 163c7fd680 Rename LICENSE.proprietary to LICENSE.proprietary.md 2025-08-15 14:51:22 +08:00
PYDT 44ca762f69 Create LICENSE.proprietary 2025-08-15 14:50:15 +08:00
PYDT 8db311ba33 Add files via upload 2025-08-15 14:21:22 +08:00
PYDT 99d8604db4 Add files via upload 2025-08-15 11:14:46 +08:00
PYDT 90aa88daeb Update README.md 2025-08-14 20:31:29 +08:00
PYDT ae6eebad4d Update README_zh_CN.md 2025-08-14 20:30:39 +08:00
PYDT cd31ce1c38 Update README_zh_TW.md 2025-08-14 20:30:00 +08:00
PYDT ed3846e451 Update README_zh_TW.md 2025-08-14 20:28:02 +08:00
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PYDT 81c7e16c0e Update README_zh_CN.md 2025-08-14 20:23:44 +08:00
PYDT 16c03095b8 Update README.md 2025-08-14 20:22:36 +08:00
PYDT b5dab3aa22 Update README_zh_CN.md 2025-08-14 20:21:11 +08:00
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PYDT c67ff3d936 Add files via upload 2025-08-14 14:21:47 +08:00
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PYDT 4ca19a4eb0 Update README_zh_CN.md 2025-08-13 16:00:20 +08:00
PYDT e834dfb7ee Update README_zh_TW.md 2025-08-13 16:00:05 +08:00
PYDT 5e1ff74fb3 Update README.md 2025-08-13 15:59:50 +08:00
PYDT 7a1d0f2ca7 Delete Engine/Model/PYAS_Model_A1.onnx 2025-08-13 15:53:33 +08:00
PYDT b305522106 Delete Engine/Model/PYAS_Model.json 2025-08-13 15:53:15 +08:00
PYDT ff3495645a Add files via upload 2025-08-13 15:52:58 +08:00
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PYDT e37665218b Update README_zh_CN.md 2025-08-12 17:25:31 +08:00
PYDT 2a876f4136 Update README_zh_TW.md 2025-08-12 17:20:27 +08:00
PYDT 290d8e8a64 Update README_zh_TW.md 2025-08-12 17:19:09 +08:00
PYDT 121bce529f Update README_zh_TW.md 2025-08-12 17:17:17 +08:00
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PYDT a547776766 Add files via upload 2025-08-12 17:06:02 +08:00
PYDT 86a8d20757 Add files via upload 2025-08-11 11:26:26 +08:00
PYDT 760c420f95 Delete Plugins/Filter directory 2025-08-11 11:26:15 +08:00
31 changed files with 3367 additions and 294 deletions

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-11
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{
"Suffix": [".com", ".exe", ".dll", ".sys", ".scr", ".bat", ".cmd", ".ps1", ".vbs", ".wsf"],
"Labels": ["Pefile/White", "Script/White", "Pefile/General", "Script/General"],
"Detect": ["Pefile/General", "Script/General"],
"Resize": [224, 224, 1, "nearest"],
"Values": 95
}
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from PIL import Image
import numpy, pefile, os
def file_to_images(file_data, output_dir, file_name, target_size=(224, 224)):#
wah = int(numpy.ceil(numpy.sqrt(len(file_data))))
file_data = numpy.frombuffer(file_data, dtype=numpy.uint8)
image_array = numpy.zeros((wah * wah,), dtype=numpy.uint8)
image_array[:len(file_data)] = file_data
image = Image.fromarray(image_array.reshape((wah, wah)), 'L')
image = image.resize(target_size, Image.Resampling.NEAREST)
image.save(os.path.join(output_dir, f"{file_name}.png"))
def check_file_type(file_path):
try:
shell_section = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
"cry", "tvm", "dec", "enc", "vmp", "upx", "aes", "lzma", "press",
"pack", "enigma", "protect", "secur"]
unknown_section = ["asmstub", "base", "bss", "clr_uef", "cursors",
"engine", "fio", "fothk", "h~;", "icapsec", "malloc_h", "miniex",
"mssmixer", "ndr64", "nsys_wr", "obr", "wow", "wow64svc", "wpp_sf",
"pad", "pgae", "poolmi", "proxy", "qihoo", "res", "retpol", "uedbg",
"rwexec", "rygs", "s:@", "sanontcp", "segm", "test", "tracesup",
"transit", "trs_age", "wisevec"]
unimportant_section = ["viahwaes", "orpc", "nep", "ace", "extjmp",
"no_bbt", "data", "page", "hexpthk"]
shells = shell_section + unimportant_section + unknown_section
ftype = str(f".{file_path.split('.')[-1]}").lower()
if ftype in [".bat", ".cmd", ".ps1", ".vbs", ".wsf", ".js", ".html"]:
with open(file_path, 'rb') as f:
return [f.read()]
match_data = []
if ftype in [".com", ".exe", ".dll", ".sys", ".scr"]:
with pefile.PE(file_path, fast_load=True) as pe:
for section in pe.sections:
section_name = section.Name.rstrip(b'\x00').decode('latin1')
#if (section.Characteristics & 0x00000020 and not
#any(shell in section_name.lower() for shell in shells)):
if section.Characteristics & 0x00000020:
match_data.append(section.get_data())
return match_data
return False
except Exception as e:
print(e)
return False
def batch_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)
file_data = check_file_type(file_path)
if file_data:
for i, data in enumerate(file_data, 1):
print(i, 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)
file_to_images(data, output_path_dir, f"{i}_{file}")
except Exception as e:
print(e)
pass
input_directory = input('Enter the folder path: ')
output_directory = "./Image_File"
batch_file_to_images(input_directory, output_directory)
input('Conversion Complete')
+29
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@@ -0,0 +1,29 @@
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(r".\Image_File")
+112
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@@ -0,0 +1,112 @@
import tensorflow as tf
import os, tf2onnx, numpy, random
from PIL import Image
from tensorflow.keras import *
Image.MAX_IMAGE_PIXELS = None
tf.keras.mixed_precision.set_global_policy('mixed_float16')
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 load_dataset(train_dir, val_dir, val_split=0.01, batch_size=128, color_mode="grayscale"):
channels = 1 if color_mode == "grayscale" else 3
if train_dir == val_dir:
file_paths, labels, class_indices = get_file_list(train_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]
else:
train_files, train_labels, class_indices = get_file_list(train_dir)
val_files, val_labels, _ = get_file_list(val_dir)
num_classes = len(class_indices)
def parse_fn(filename, label):
img = tf.io.read_file(filename)
img = tf.image.decode_image(img, channels=channels, expand_animations=False)
img = tf.cast(img, tf.float32) / 255.0
label = tf.one_hot(label, depth=num_classes)
return img, label
train_ds = tf.data.Dataset.from_tensor_slices((train_files, train_labels))
train_ds = train_ds.map(parse_fn, 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(parse_fn, 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 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 multi_conv(x, strides):
convs = [layers.DepthwiseConv2D(kernel_size=k, strides=strides, padding='same')(x) for k in [1, 3, 5, 7]]
x = layers.Concatenate()(convs)
x = layers.BatchNormalization()(x)
return layers.Activation('gelu')(x)
def se_block(x, reduction):
filters = x.shape[-1]
s = layers.Conv2D(filters // reduction, 1, padding='same', activation='gelu')(x)
s = layers.BatchNormalization()(s)
s = layers.Conv2D(filters, 1, padding='same', activation='sigmoid')(s)
return layers.multiply([x, s])
def build_model(input_shape, num_classes):
i = layers.Input(shape=input_shape)
x = multi_conv(i, strides=1)
x = multi_conv(x, strides=2)
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 = se_block(x, reduction=2)
x = layers.GlobalAveragePooling2D()(x)
o = layers.Dense(num_classes, activation='softmax', dtype='float32')(x)
return models.Model(i, o)
def lr_scheduler(epoch, lr):
return 1e-3 * (0.7 ** epoch)
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=18)
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', r'./Image_File')
for imgs, _ in train_ds.take(1):
train_ds.image_shape = imgs.shape[1:]
break
strategy = tf.distribute.MirroredStrategy(cross_device_ops=tf.distribute.HierarchicalCopyAllReduce())
with strategy.scope():
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_crossentropy', metrics=['accuracy'])
model.fit(train_ds, epochs=30, callbacks=[CustomModelCheckpoint(), callbacks.LearningRateScheduler(lr_scheduler)], validation_data=val_ds)
input("Training complete.")
-21
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@@ -1,21 +0,0 @@
MIT License
Copyright (c) 2020-2025 87owo (PYAS Security)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
+27
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@@ -0,0 +1,27 @@
PYAS Security Software Development License Agreement
Last updated: 2025-08-15
1. License & Ownership
– A single device key may be required to activate the software or source code.
– Non exclusive, non transferable, and for personal, internal use only.
– 87owo reserves all rights. Intellectual property rights are not transferred.
2. Use & Prohibitions
– Private redistribution, sublicensing, or rental is prohibited.
– Private reverse engineering or removal of notices is prohibited.
– Any of the above requires prior authorization from the original author.
– Only personal internal use or modification of the source code is permitted.
– Use of the software or source code for any illegal purpose is prohibited.
3. License Components
– All project script archives and executable files are proprietary.
4. Updates & Terms
– Updates to new versions may include patches, enhancements, or modifications.
– Continued use constitutes your acceptance of these features or terms.
5. Warranty & Liability
– This software is provided "as is," without warranty of any kind.
– In no event shall there be any liability for consequential damages.
© 2020–2025 87owo (PYAS Security). All rights reserved.
+358 -111
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@@ -1,7 +1,7 @@
import os, gc, re, sys, time, json, base64
import os, gc, re, sys, time, json, shutil
import ctypes, ctypes.wintypes, threading
import requests, pyperclip, winreg, shutil
import traceback, hashlib, msvcrt
import requests, webbrowser, winreg, msvcrt
import traceback, hashlib
from PYAS_Config import *
from PYAS_Engine import *
@@ -89,6 +89,8 @@ class MainWindow_Controller(QMainWindow):
self.python = sys.executable
self.process_timer = QTimer(self)
self.sign = sign_scanner()
self.sign.init_windll(["wintrust"])
self.model = model_scanner()
self.model.load_path(self.path_models)
self.rule = rule_scanner()
@@ -112,17 +114,17 @@ class MainWindow_Controller(QMainWindow):
"traditional_switch", "simplified_switch", "english_switch",
]
self.pyas_default = {
"version": "3.3.2",
"version": "3.3.5",
"product": "00000-00000-00000-00000-00000",
"language": "english_switch",
"theme": "white_switch",
"sensitive": 95,
"custom_rule": {},
"process_switch": True,
"document_switch": True,
"system_switch": True,
"driver_switch": True,
"network_switch": True,
"custom_rule": [],
}
self.pass_windows = [
{"exe": "System Idle Process", "class": "", "title": ""},
@@ -131,14 +133,17 @@ class MainWindow_Controller(QMainWindow):
{"exe": "explorer.exe", "class": "", "title": ""},
]
self.block_replace = {
"BOOT_BLOCK": "引導行為攔截",
"REG_BLOCK": "註冊表行為攔截",
"FILE_BLOCK": "檔案行為攔截",
"RANSOM_BLOCK": "勒索行為攔截",
"CLR_BLOCK": "托管行為攔截",
"SHELLCODE_BLOCK": "殼碼行為攔截",
"BOOT_BLOCK": "引導行為攔截",
"REG_BLOCK": "註冊表行為攔截",
"CLR_BLOCK": "執行環境攔截",
"SHELLCODE_BLOCK": "殼碼加載攔截",
"THREAD_BLOCK": "線程行為攔截",
"INJECT_BLOCK": "注入行為攔截",
"PROC_BLOCK": "進程行為攔截",
"REMOTE_BLOCK": "遠控行為攔截",
"SCREEN_BLOCK": "監控行為攔截",
}
####################################################################################################
@@ -147,6 +152,7 @@ class MainWindow_Controller(QMainWindow):
self.file_pyas = self.norm_path(sys.argv[0])
self.args_pyas = sys.argv[1:]
self.path_pyas = os.path.dirname(self.file_pyas)
self.pid_pyas = int(os.getpid())
self.path_appdata = os.environ.get("APPDATA")
self.path_name = os.environ.get("USERNAME")
@@ -228,7 +234,14 @@ class MainWindow_Controller(QMainWindow):
return default_value.copy()
def load_config(self):
existed = os.path.exists(self.file_config)
self.pyas_config = self.read_config(self.file_config, self.pyas_default)
if existed:
dv = str(self.pyas_default.get("version", "")).strip()
cv = str(self.pyas_config.get("version", "")).strip()
if dv and dv != cv:
self.pyas_config["version"] = dv
self.save_config(self.file_config, self.pyas_config)
def config_list(self, key):
if key not in self.pyas_config:
@@ -257,6 +270,7 @@ class MainWindow_Controller(QMainWindow):
self.last_widget = self.widgets.get("home_window")
self.setup_theme_mapping()
self.setup_process_menu()
self.setup_scan_menu()
def create_shadow(self):
shadow = QGraphicsDropShadowEffect(self)
@@ -334,11 +348,12 @@ class MainWindow_Controller(QMainWindow):
if checked:
self.start_daemon_thread(self.protect_system_thread)
elif name == "driver_switch":
if checked:
self.install_system_driver()
if not checked:
self.stop_system_driver()
elif self.install_system_driver():
self.start_daemon_thread(self.pipe_server_thread)
else:
self.stop_system_driver()
self.send_message("驅動防護啟用失敗,請重啟裝置來修復錯誤", "warn", True)
elif name == "network_switch":
if checked:
self.start_daemon_thread(self.protect_net_thread)
@@ -388,11 +403,18 @@ class MainWindow_Controller(QMainWindow):
if not widget.property("_connected_toggle"):
widget.toggled.connect(lambda checked, b=widget: self.toggle_switch_text(b, checked))
widget.setProperty("_connected_toggle", True)
else:
if not hasattr(widget, "_origin_text"):
widget._origin_text = self.get_widget_text(widget)
widget.setText(self.trans(lang, widget._origin_text))
elif hasattr(widget, "setText"):
if not hasattr(widget, "_origin_text"):
widget._origin_text = self.get_widget_text(widget)
widget.setText(self.trans(lang, widget._origin_text))
if name in ["log_text","license_text"]:
pass
else:
if not hasattr(widget, "_origin_text"):
widget._origin_text = self.get_widget_text(widget)
widget.setText(self.trans(lang, widget._origin_text))
if hasattr(widget, "setStyleSheet"):
if not hasattr(widget, "_origin_style"):
@@ -555,6 +577,8 @@ class MainWindow_Controller(QMainWindow):
self.pyas_config["system_switch"] = False
self.pyas_config["driver_switch"] = False
self.pyas_config["network_switch"] = False
self.stop_button()
self.stop_system_driver()
self.minimize_button()
@@ -601,7 +625,8 @@ class MainWindow_Controller(QMainWindow):
if not isinstance(message, str):
message = str(message)
if message and translate:
message = self.trans(self.pyas_config["language"], message)
lang = self.pyas_config.get("language", "english_switch")
message = self.trans(lang, message)
m = mode.lower()
if m == "quest":
@@ -622,16 +647,19 @@ class MainWindow_Controller(QMainWindow):
elif m == "save":
select = QFileDialog.getSaveFileName(self, message)[0]
select = select or None
now = time.strftime("%Y-%m-%d %H:%M:%S")
output = f"[{now}] | {mode} | {message} | {select}"
log_widget = self.widgets.get("log_text")
if log_widget:
log_widget.append(output)
return select or False
return select
except Exception:
traceback.print_exc()
return False
####################################################################################################
def invoke_method(self, obj, method, *args):
q_args = []
for arg in args:
@@ -643,14 +671,25 @@ class MainWindow_Controller(QMainWindow):
q_args.append(Q_ARG("QString", str(arg)))
QMetaObject.invokeMethod(obj, method, Qt.QueuedConnection, *q_args)
def norm_path(self, path):
if isinstance(path, (list, tuple, set)):
t = type(path)
return t(self.norm_path(p) for p in path)
def norm_path(self, path, must_exist=True):
if isinstance(path, list):
return [p for p in (self.norm_path(x, must_exist) for x in path) if p]
if isinstance(path, tuple):
return tuple(p for p in (self.norm_path(x, must_exist) for x in path) if p)
if isinstance(path, set):
return {p for p in (self.norm_path(x, must_exist) for x in path) if p}
if isinstance(path, str):
return os.path.normpath(os.path.abspath(path))
ap = os.path.normpath(os.path.abspath(path))
return ap if (not must_exist or os.path.exists(ap)) else None
return path
def path_equal(self, a, b):
pa = self.norm_path(a, must_exist=False)
pb = self.norm_path(b, must_exist=False)
if not pa or not pb:
return False
return os.path.normcase(pa) == os.path.normcase(pb)
####################################################################################################
@Slot()
@@ -678,9 +717,9 @@ class MainWindow_Controller(QMainWindow):
@Slot(str)
def slot_scan_result(self, msg):
self.widgets["progress_text"].setText(msg)
count = len(self.virus_results)
self.widgets["solve_button"].setVisible(count > 0)
self.widgets["progress_text"].setText(msg)
self.widgets["stop_button"].hide()
self.widgets["method_button"].show()
self.send_message(msg, "notify", True)
@@ -695,8 +734,9 @@ class MainWindow_Controller(QMainWindow):
self.scan_start = time.time()
self.last_widget = self.widgets.get("scan_window")
self.scan_reset_signal.emit()
self.progress_title_signal.emit(self.trans(self.pyas_config["language"], "正在掃描"))
self.scan_progress_signal.emit(self.trans(self.pyas_config["language"], "正在初始化中"))
lang = self.pyas_config.get("language", "english_switch")
self.scan_progress_signal.emit(self.trans(lang, "正在初始化中"))
except Exception as e:
self.send_message(e, "warn", False)
@@ -730,21 +770,27 @@ class MainWindow_Controller(QMainWindow):
if self.is_in_whitelist(norm_path):
continue
self.scan_count += 1
state = self.scan_engine(norm_path)
if state:
self.virus_results.append(norm_path)
self.scan_add_virus_signal.emit(f"[{state}] > {norm_path}")
lang = self.pyas_config.get("language", "english_switch")
self.progress_title_signal.emit(self.trans(lang, "正在掃描"))
self.scan_progress_signal.emit(norm_path)
gc.collect()
except Exception as e:
self.send_message(e, "warn", False)
finally:
elapsed = int(time.time() - self.scan_start)
count = len(self.virus_results)
elapsed = int(time.time() - self.scan_start)
result = (
f"發現 {count} 個病毒,耗時 {elapsed} 秒,共掃描 {self.scan_count} 檔案"
if count else f"未發現病毒,耗時 {elapsed} 秒,共掃描 {self.scan_count} 檔案")
self.progress_title_signal.emit(self.trans(self.pyas_config["language"], "病毒掃描"))
self.scan_result_signal.emit(self.trans(self.pyas_config["language"], result))
f"發現 {count} 個病毒,共掃描 {self.scan_count} 檔案,耗時 {elapsed} 秒"
if count else f"未發現病毒,共掃描 {self.scan_count} 檔案,耗時 {elapsed} 秒")
lang = self.pyas_config.get("language", "english_switch")
self.progress_title_signal.emit(self.trans(lang, "病毒掃描"))
self.scan_result_signal.emit(self.trans(lang, result))
def yield_files(self, targets):
if isinstance(targets, str):
@@ -760,6 +806,9 @@ class MainWindow_Controller(QMainWindow):
def scan_engine(self, file_path):
try:
if self.sign.sign_verify(file_path):
return False
label, level = self.model.model_scan(file_path)
if label and level >= self.pyas_config.get("sensitive", 95):
return f"{label}.{level}"
@@ -768,39 +817,106 @@ class MainWindow_Controller(QMainWindow):
label, level = self.rule.yara_scan(file_path)
if label and level:
return f"{label}.{level}"
return False
except Exception as e:
self.send_message(e, "warn", False)
return None
return None
####################################################################################################
def solve_button(self):
deleted = 0
virus_list = self.widgets["virus_list"]
start_ts = time.time()
for i in reversed(range(virus_list.count())):
item = virus_list.item(i)
if item.checkState() == Qt.Checked:
file_path = self.norm_path(item.text().split(">")[1].strip())
lang = self.pyas_config.get("language", "english_switch")
self.progress_title_signal.emit(self.trans(lang, "正在刪除"))
self.scan_progress_signal.emit(file_path)
try:
file_path = self.norm_path(item.text().split(">")[1].strip())
os.remove(file_path)
deleted += 1
virus_list.takeItem(i)
self.virus_results.remove(file_path)
except Exception as e:
self.send_message(e, "warn", False)
virus_list.takeItem(i)
self.widgets["solve_button"].hide()
msg = f"已清理 {deleted} 個病毒檔案" if deleted else "無檔案被刪除"
self.widgets["progress_text"].setText(self.trans(self.pyas_config["language"], msg))
QApplication.processEvents()
count = virus_list.count()
self.widgets["solve_button"].setVisible(count > 0)
elapsed = int(time.time() - start_ts)
result = (
f"剩餘 {count} 個病毒,共刪除 {deleted} 檔案,耗時 {elapsed} 秒"
if count else f"未剩餘病毒,共刪除 {deleted} 檔案,耗時 {elapsed} 秒")
lang = self.pyas_config.get("language", "english_switch")
self.progress_title_signal.emit(self.trans(lang, "病毒掃描"))
self.scan_result_signal.emit(self.trans(lang, result))
def stop_button(self):
self.scan_running = False
self.widgets["stop_button"].hide()
####################################################################################################
def setup_scan_menu(self):
widget = self.widgets.get("virus_list")
if widget:
widget.setContextMenuPolicy(Qt.CustomContextMenu)
widget.customContextMenuRequested.connect(self.show_scan_menu)
def show_scan_menu(self, pos):
widget = self.widgets.get("virus_list")
if not widget:
return
item = widget.itemAt(pos)
if not item:
return
lang = self.pyas_config.get("language", "english_switch")
menu = QMenu()
copy_action = menu.addAction(self.trans(lang, "複製路徑"))
del_action = menu.addAction(self.trans(lang, "刪除檔案"))
white_action = menu.addAction(self.trans(lang, "增加白名單"))
act = menu.exec(widget.viewport().mapToGlobal(pos))
text = item.text()
if ">" in text:
path = text.split(">", 1)[1].strip()
else:
path = text.strip()
if act == copy_action:
QGuiApplication.clipboard().setText(str(path or "").replace("/", "\\"))
elif act == del_action:
file_path = self.norm_path(path)
if file_path and self.send_message("您確定要刪除檔案嗎?", "quest"):
try:
os.remove(file_path)
widget.takeItem(widget.row(item))
self.virus_results.remove(file_path)
except Exception as e:
self.send_message(e, "warn", False)
count = len(self.virus_results)
self.widgets["solve_button"].setVisible(count > 0)
elif act == white_action:
file_path = self.norm_path(path)
if file_path and self.send_message("您確定要增加到白名單嗎?", "quest"):
n = self.manage_named_list("white_list", [file_path], action="add", with_hash=True)
self.send_message(f"成功增加到白名單,共 {n} 個檔案", "info", True)
####################################################################################################
def list_process(self):
pe = self.get_process_entry()
snapshot = self.kernel32.CreateToolhelp32Snapshot(0x00000002, 0)
result, success = [], self.kernel32.Process32First(snapshot, ctypes.byref(pe))
while success:
pid = pe.th32ProcessID
name, file_path = (None, None)
@@ -813,6 +929,7 @@ class MainWindow_Controller(QMainWindow):
name = raw.decode("mbcs", errors="replace") or None
except Exception:
name = None
result.append((pid, name, file_path))
success = self.kernel32.Process32Next(snapshot, ctypes.byref(pe))
self.kernel32.CloseHandle(snapshot)
@@ -823,6 +940,7 @@ class MainWindow_Controller(QMainWindow):
self.proc_pid_map = [pid for pid, _, _ in procs]
widget = self.widgets.get("manage_list")
info_text = self.widgets.get("info_text")
if widget:
model = QStringListModel([f"{name or 'None'} | {pid} | {file_path or 'None'}" for pid, name, file_path in procs])
widget.setModel(model)
@@ -844,6 +962,7 @@ class MainWindow_Controller(QMainWindow):
def start_process_timer(self):
if hasattr(self, "process_timer") and self.process_timer.isActive():
return
self.process_timer = QTimer(self)
self.process_timer.timeout.connect(self.refresh_process)
self.process_timer.start(0)
@@ -865,19 +984,36 @@ class MainWindow_Controller(QMainWindow):
idx = widget.indexAt(pos)
if not idx.isValid() or idx.row() >= len(self.proc_pid_map):
return
pid = self.proc_pid_map[idx.row()]
lang = self.pyas_config.get("language", "english_switch")
menu = QMenu()
kill_action = menu.addAction("結束進程")
if menu.exec(widget.viewport().mapToGlobal(pos)) == kill_action:
copy_action = menu.addAction(self.trans(lang, "複製路徑"))
kill_action = menu.addAction(self.trans(lang, "結束進程"))
white_action = menu.addAction(self.trans(lang, "增加白名單"))
act = menu.exec(widget.viewport().mapToGlobal(pos))
pid = self.proc_pid_map[idx.row()]
name, file_path = self.get_exe_info(pid)
if act == copy_action:
QGuiApplication.clipboard().setText(str(file_path or "").replace("/", "\\"))
elif act == kill_action:
self.kill_process(pid)
elif act == white_action:
if file_path and self.send_message("您確定要增加到白名單嗎?", "quest"):
file_path = self.norm_path(file_path or "")
n = self.manage_named_list("white_list", [file_path], action="add", with_hash=True)
self.send_message(f"成功增加到白名單,共 {n} 個檔案", "info", True)
def kill_process(self, pid):
try:
h = self.kernel32.OpenProcess(0x1F0FFF, False, pid)
if h:
file_path = self.norm_path(self.get_process_file(h))
if hasattr(self, "file_pyas") and file_path == getattr(self, "file_pyas", None):
self.close()
if self.path_equal(file_path, self.file_pyas):
self.close_button()
else:
self.kernel32.TerminateProcess(h, 0)
self.kernel32.CloseHandle(h)
@@ -962,6 +1098,7 @@ class MainWindow_Controller(QMainWindow):
def repair_system_mbr(self):
if not hasattr(self, "mbr_backup") or not self.mbr_backup:
return
for drive, mbr_value in self.mbr_backup.items():
drive_path = rf"\\.\PhysicalDrive{drive}"
try:
@@ -980,9 +1117,11 @@ class MainWindow_Controller(QMainWindow):
wallpaper = os.path.join(self.path_system, "web", "wallpaper", "Windows", "img0.jpg")
if not os.path.exists(wallpaper):
return
key = r"Control Panel\\Desktop"
with winreg.OpenKey(winreg.HKEY_CURRENT_USER, key, 0, winreg.KEY_SET_VALUE) as reg:
winreg.SetValueEx(reg, "Wallpaper", 0, winreg.REG_SZ, wallpaper)
theme_dir = os.path.join(self.path_appdata, "Microsoft", "Windows", "Themes")
for fname in ["TranscodedWallpaper", "TranscodedWallpaper.tmp"]:
fpath = os.path.join(theme_dir, fname)
@@ -991,6 +1130,7 @@ class MainWindow_Controller(QMainWindow):
os.remove(fpath)
except Exception:
pass
cache_dir = os.path.join(theme_dir, "CachedFiles")
if os.path.exists(cache_dir):
try:
@@ -1100,11 +1240,12 @@ class MainWindow_Controller(QMainWindow):
if self.send_message("請選擇要攔截的軟體彈窗", "quest", True):
while True:
QApplication.processEvents()
title, class_name, process_name = self.get_window_info(self.user32.GetForegroundWindow())
if process_name and not any(self.window_rule_match(item, process_name, class_name, title) for item in self.pass_windows):
if self.send_message(f"您確定要攔截 {process_name} ({title}) 嗎?", "quest", True):
if self.add_window_rule(self.pyas_config["block_list"], process_name, class_name, title):
self.send_message(f"成功增加到彈窗攔截: {process_name} ({title})", "info", True)
title, class_name, proc_name = self.get_window_info(self.user32.GetForegroundWindow())
if proc_name and not any(self.window_rule_match(item, proc_name, class_name, title) for item in self.pass_windows):
if self.send_message(f"您確定要攔截 {proc_name} ({title}) 嗎?", "quest", True):
if self.add_window_rule(self.pyas_config["block_list"], proc_name, class_name, title):
self.send_message(f"成功增加到彈窗攔截: {proc_name} ({title})", "info", True)
else:
self.send_message("已存在彈窗攔截", "info", True)
break
@@ -1116,32 +1257,33 @@ class MainWindow_Controller(QMainWindow):
if self.send_message("請選擇要取消攔截的軟體彈窗", "quest", True):
while True:
QApplication.processEvents()
title, class_name, process_name = self.get_window_info(self.user32.GetForegroundWindow())
if process_name and not any(self.window_rule_match(item, process_name, class_name, title) for item in self.pass_windows):
if self.send_message(f"您確定要取消攔截 {process_name} ({title}) 嗎?", "quest", True):
if self.remove_window_rule(self.pyas_config["block_list"], process_name, class_name, title):
self.send_message(f"成功取消彈窗攔截: {process_name} ({title})", "info", True)
title, class_name, proc_name = self.get_window_info(self.user32.GetForegroundWindow())
if proc_name and not any(self.window_rule_match(item, proc_name, class_name, title) for item in self.pass_windows):
if self.send_message(f"您確定要取消攔截 {proc_name} ({title}) 嗎?", "quest", True):
if self.remove_window_rule(self.pyas_config["block_list"], proc_name, class_name, title):
self.send_message(f"成功取消彈窗攔截: {proc_name} ({title})", "info", True)
else:
self.send_message("未找到彈窗攔截", "info", True)
break
self.start_daemon_thread(self.popup_intercept_thread)
def window_rule_match(self, item, process_name, class_name, title):
for k, v in zip(["exe", "class", "title"], [process_name, class_name, title]):
def window_rule_match(self, item, proc_name, class_name, title):
for k, v in zip(["exe", "class", "title"], [proc_name, class_name, title]):
if item.get(k, "") and item.get(k, "") != v:
return False
return True
def add_window_rule(self, rule_list, process_name, class_name, title):
if not any(self.window_rule_match(item, process_name, class_name, title) for item in rule_list):
rule_list.append({"exe": process_name, "class": class_name, "title": title})
def add_window_rule(self, rule_list, proc_name, class_name, title):
if not any(self.window_rule_match(item, proc_name, class_name, title) for item in rule_list):
rule_list.append({"exe": proc_name, "class": class_name, "title": title})
self.save_config(self.file_config, self.pyas_config)
return True
return False
def remove_window_rule(self, rule_list, process_name, class_name, title):
def remove_window_rule(self, rule_list, proc_name, class_name, title):
before = len(rule_list)
rule_list[:] = [item for item in rule_list if not self.window_rule_match(item, process_name, class_name, title)]
rule_list[:] = [item for item in rule_list if not self.window_rule_match(item, proc_name, class_name, title)]
if len(rule_list) < before:
self.save_config(self.file_config, self.pyas_config)
return True
@@ -1155,12 +1297,26 @@ class MainWindow_Controller(QMainWindow):
rules = self.pyas_config.get("block_list", [])
if not rules:
continue
for hWnd in self.get_all_windows():
title, class_name, process_name = self.get_window_info(hWnd)
if (not any(self.window_rule_match(item, process_name, class_name, title) for item in self.pass_windows) and
any(self.window_rule_match(item, process_name, class_name, title) for item in rules)):
title, class_name, proc_name = self.get_window_info(hWnd)
if (not any(self.window_rule_match(item, proc_name, class_name, title) for item in self.pass_windows) and
any(self.window_rule_match(item, proc_name, class_name, title) for item in rules)):
closed = False
for msg in [0x0010, 0x0002, 0x0012, 0x0112]:
self.user32.SendMessageW(hWnd, msg, 0xF060, 0)
if self.user32.SendMessageW(hWnd, msg, 0xF060, 0) != 0:
closed = True
break
if not closed and proc_name:
pid = ctypes.c_ulong()
self.user32.GetWindowThreadProcessId(hWnd, ctypes.byref(pid))
if pid.value:
h = self.kernel32.OpenProcess(0x1F0FFF, False, pid.value)
if h:
self.kernel32.TerminateProcess(h, 0)
self.kernel32.CloseHandle(h)
except Exception as e:
self.send_message(e, "warn", False)
@@ -1184,73 +1340,79 @@ class MainWindow_Controller(QMainWindow):
self.user32.GetClassNameW(hWnd, class_name, 256)
pid = ctypes.c_ulong()
self.user32.GetWindowThreadProcessId(hWnd, ctypes.byref(pid))
process_name = ""
proc_name = ""
try:
process_name = self.get_process_name_by_pid(pid.value)
proc_name = self.get_process_name(pid.value)
except Exception:
pass
return str(title.value), str(class_name.value), process_name
return str(title.value), str(class_name.value), proc_name
def get_process_name_by_pid(self, pid):
def get_process_name(self, pid):
name, file_path = self.get_exe_info(pid)
if name:
return name
snapshot = self.kernel32.CreateToolhelp32Snapshot(0x00000002, 0)
entry = PROCESSENTRY32()
entry.dwSize = ctypes.sizeof(PROCESSENTRY32)
name = ""
result = ""
if self.kernel32.Process32First(snapshot, ctypes.byref(entry)):
while True:
if entry.th32ProcessID == pid:
name = entry.szExeFile.decode("mbcs").rstrip("\x00")
try:
result = entry.szExeFile.decode("mbcs").rstrip("\x00")
except Exception:
result = ""
break
if not self.kernel32.Process32Next(snapshot, ctypes.byref(entry)):
break
self.kernel32.CloseHandle(snapshot)
return name
return result
####################################################################################################
def whitelist_button(self):
self.config_list("white_list")
files = self.send_message("選擇檔案", "files", True)
if files:
if self.send_message("您確定要增加到白名單嗎?", "quest"):
n = self.manage_named_list("white_list", files, action="add", with_hash=True)
self.send_message(f"成功增加到白名單,共 {n} 個檔案", "info")
if files and self.send_message("您確定要增加到白名單嗎?", "quest"):
n = self.manage_named_list("white_list", files, action="add", with_hash=True)
self.send_message(f"成功增加到白名單,共 {n} 個檔案", "info")
def whitelist_button_2(self):
self.config_list("white_list")
files = self.send_message("選擇檔案", "files", True)
if files:
if self.send_message("您確定要移除白名單嗎?", "quest"):
n = self.manage_named_list("white_list", files, action="remove", with_hash=True)
self.send_message(f"成功移除白名單,共 {n} 個檔案", "info")
if files and self.send_message("您確定要移除白名單嗎?", "quest"):
n = self.manage_named_list("white_list", files, action="remove", with_hash=True)
self.send_message(f"成功移除白名單,共 {n} 個檔案", "info")
def quarantine_button(self):
self.config_list("quarantine")
files = self.send_message("選擇檔案", "files", True)
if files:
if self.send_message("您確定要增加到隔離區嗎?", "quest"):
n = self.manage_named_list("quarantine", files, action="add", with_hash=True, lock_func=self.lock_file)
if n > 0:
self.send_message(f"成功增加到隔離區,共 {n} 個檔案", "info")
if files and self.send_message("您確定要增加到隔離區嗎?", "quest"):
n = self.manage_named_list("quarantine", files, action="add", with_hash=True, lock_func=self.lock_file)
if n > 0:
self.send_message(f"成功增加到隔離區,共 {n} 個檔案", "info")
def quarantine_button_2(self):
self.config_list("quarantine")
quarantine_dir = os.path.join(self.path_config, "quarantine")
files = self.send_message("選擇檔案", "files", True)
if files:
if self.send_message("您確定要移除隔離區嗎?", "quest"):
n = self.manage_named_list("quarantine", files, action="remove", with_hash=True, lock_func=self.lock_file)
self.send_message(f"成功移除隔離區,共 {n} 個檔案", "info")
if files and self.send_message("您確定要移除隔離區嗎?", "quest"):
n = self.manage_named_list("quarantine", files, action="remove", with_hash=True, lock_func=self.lock_file)
self.send_message(f"成功移除隔離區,共 {n} 個檔案", "info")
def add_to_quarantine(self, files):
self.config_list("quarantine")
return self.manage_named_list("quarantine", files, action="add", with_hash=True, lock_func=self.lock_file)
def is_in_whitelist(self, file_path):
norm_path = self.norm_path(file_path)
file_hash = self.calc_file_hash(norm_path)
return any(item["file"] == norm_path and item["hash"] == file_hash
for item in self.pyas_config.get("white_list", []))
p = self.norm_path(file_path)
if not p:
return False
file_hash = self.calc_file_hash(p)
return any(os.path.normcase(item.get("file","")) == os.path.normcase(p) and
item.get("hash","") == file_hash for item in self.pyas_config.get("white_list", []))
def init_whitelist(self):
self.manage_named_list("white_list", [self.file_pyas], action="add", with_hash=True)
@@ -1260,9 +1422,9 @@ class MainWindow_Controller(QMainWindow):
def manage_named_list(self, list_key, files, action="add", with_hash=True, lock_func=None):
target_list = self.config_list(list_key)
files = files or []
norm_paths = self.norm_path(files)
norm_paths = self.norm_path(files, must_exist=True)
if isinstance(norm_paths, str):
norm_paths = [norm_paths]
norm_paths = [norm_paths] if norm_paths else []
n = 0
if action == "add":
@@ -1302,6 +1464,51 @@ class MainWindow_Controller(QMainWindow):
except Exception:
return ""
####################################################################################################
def website_button(self):
try:
webbrowser.open("https://github.com/87owo/PYAS")
return True
except Exception as e:
self.send_message(e, "warn", False)
return False
def update_button(self):
try:
current = str(self.pyas_config.get("version", "")).strip()
page = "https://github.com/87owo/PYAS/releases"
latest = ""
try:
j = requests.get("https://api.github.com/repos/87owo/PYAS/releases/latest", headers={"Accept": "application/vnd.github+json", "User-Agent": "PYAS"}, timeout=10).json()
latest = (j.get("tag_name") or j.get("name") or "").strip()
page = j.get("html_url") or page
except Exception:
try:
u = requests.get("https://github.com/87owo/PYAS/releases/latest", headers={"User-Agent": "PYAS"}, allow_redirects=True, timeout=10).url
page = u or page
m = re.search(r"/tag/([^/]+)$", str(u))
latest = m.group(1).strip() if m else ""
except Exception:
pass
rl = re.sub(r"^[vV]\s*", "", str(latest))
cl = re.sub(r"^[vV]\s*", "", str(current))
tr = tuple(int(x) for x in re.findall(r"\d+", rl))
tl = tuple(int(x) for x in re.findall(r"\d+", cl))
if tr and (not tl or tr > tl):
if self.send_message(f"發現新版本 {latest},您確定要前往更新嗎?", "quest", True):
webbrowser.open(page)
else:
if cl:
self.send_message(f"當前已是最新版本 {current}", "info", True)
else:
webbrowser.open(page)
return True
except Exception as e:
self.send_message(e, "warn", False)
return False
####################################################################################################
def lock_file(self, file, lock):
@@ -1358,13 +1565,14 @@ class MainWindow_Controller(QMainWindow):
h = self.kernel32.OpenProcess(0x1F0FFF, False, pid)
if not h:
return
file_path = self.norm_path(self.get_process_file(h))
if file_path and os.path.exists(file_path) and not self.is_in_whitelist(file_path):
if file_path and not self.is_in_whitelist(file_path):
self.suspend_process(h, True)
state = self.scan_engine(file_path)
if state:
self.kernel32.TerminateProcess(h, 0)
self.send_message(f"進程防護攔截 | 靜態掃描攔截 | {pid} | {file_path} | None", "notify", True)
self.send_message(f"進程防護 | 靜態掃描攔截 | {pid} | {file_path} | None", "notify", True)
self.suspend_process(h, False)
self.kernel32.CloseHandle(h)
except Exception as e:
@@ -1411,8 +1619,7 @@ class MainWindow_Controller(QMainWindow):
####################################################################################################
def protect_file_thread(self):
FILE_LIST_DIRECTORY = 0x0001
hDir = self.kernel32.CreateFileW(self.path_user, FILE_LIST_DIRECTORY, 0x00000007, None, 3, 0x02000000, None)
hDir = self.kernel32.CreateFileW(self.path_user, 0x0001, 0x00000007, None, 3, 0x02000000, None)
buffer = ctypes.create_string_buffer(65536)
while self.pyas_config.get("document_switch", False):
@@ -1430,7 +1637,7 @@ class MainWindow_Controller(QMainWindow):
state = self.scan_engine(file_path)
if state:
self.add_to_quarantine([file_path])
self.send_message(f"檔案防護攔截 | 靜態掃描攔截 | None | {file_path} | None", "notify", True)
self.send_message(f"檔案防護 | 靜態掃描攔截 | None | {file_path} | None", "notify", True)
except Exception as e:
self.send_message(e, "warn", False)
self.kernel32.CloseHandle(hDir)
@@ -1458,15 +1665,12 @@ class MainWindow_Controller(QMainWindow):
try:
connections = set()
size = ctypes.wintypes.DWORD()
AF_INET = 2
TCP_TABLE_OWNER_PID_ALL = 5
ret = self.iphlpapi.GetExtendedTcpTable(None, ctypes.byref(size), True, AF_INET, TCP_TABLE_OWNER_PID_ALL, 0)
ret = self.iphlpapi.GetExtendedTcpTable(None, ctypes.byref(size), True, 2, 5, 0)
if ret != 122:
raise ctypes.WinError(ret)
buf = ctypes.create_string_buffer(size.value)
ret = self.iphlpapi.GetExtendedTcpTable(buf, ctypes.byref(size), True, AF_INET, TCP_TABLE_OWNER_PID_ALL, 0)
ret = self.iphlpapi.GetExtendedTcpTable(buf, ctypes.byref(size), True, 2, 5, 0)
if ret != 0:
raise ctypes.WinError(ret)
@@ -1486,17 +1690,17 @@ class MainWindow_Controller(QMainWindow):
def handle_new_connection(self, key):
pid, remote_addr, remote_port = key
try:
h_process = self.kernel32.OpenProcess(0x1F0FFF, False, pid)
if not h_process:
h = self.kernel32.OpenProcess(0x1F0FFF, False, pid)
if not h:
return
file_path = self.norm_path(self.get_process_file(h_process))
remote_ip = f"{remote_addr & 0xFF}.{(remote_addr >> 8) & 0xFF}.{(remote_addr >> 16) & 0xFF}.{(remote_addr >> 24) & 0xFF}"
if file_path and os.path.exists(file_path) and not self.is_in_whitelist(file_path):
file_path = self.norm_path(self.get_process_file(h))
if file_path and not self.is_in_whitelist(file_path):
if hasattr(self.rule, "network") and remote_ip in self.rule.network:
self.kernel32.TerminateProcess(h_process, 0)
self.send_message(f"網路防護攔截 | 規則列表攔截 | {pid} | {file_path} | {remote_ip}", "notify", True)
self.kernel32.CloseHandle(h_process)
self.kernel32.TerminateProcess(h, 0)
self.send_message(f"網路防護 | 規則列表攔截 | {pid} | {file_path} | {remote_ip}", "notify", True)
self.kernel32.CloseHandle(h)
except Exception as e:
self.send_message(e, "warn", False)
@@ -1556,8 +1760,51 @@ class MainWindow_Controller(QMainWindow):
####################################################################################################
def pipe_server_thread(self):
# The source code cannot be made public due to security concerns
pass
pipe_path = r"\\.\pipe\PYAS_Output_Pipe"
PIPE_BUF_SIZE = 65536
while self.pyas_config.get("driver_switch", False):
try:
hPipe = self.kernel32.CreateNamedPipeW(pipe_path, 0x00000001, 0x00000004 | 0x00000002, 1, PIPE_BUF_SIZE, PIPE_BUF_SIZE, 0, None)
if hPipe == ctypes.c_void_p(-1).value:
time.sleep(0.2)
continue
while self.pyas_config.get("driver_switch", False):
if not self.kernel32.ConnectNamedPipe(hPipe, None) and self.kernel32.GetLastError() != 535:
time.sleep(0.2)
continue
buf = ctypes.create_string_buffer(PIPE_BUF_SIZE)
bytes_read = ctypes.c_ulong(0)
if not self.kernel32.ReadFile(hPipe, buf, PIPE_BUF_SIZE, ctypes.byref(bytes_read), None) or bytes_read.value == 0:
self.kernel32.DisconnectNamedPipe(hPipe)
time.sleep(0.2)
continue
msg = buf.raw[:bytes_read.value].decode("utf-8", errors="ignore")
parts = [p.strip() for p in msg.split("|", 3)]
if len(parts) == 4:
rules, pid, raw_path, target = parts
for old, new in self.block_replace.items():
rules = rules.replace(old, new)
self.send_message(f"驅動防護 | {rules} | {pid} | {raw_path} | {target}", "notify", True)
file_path = self.norm_path(self.device_path_to_drive(raw_path))
if not self.is_in_whitelist(file_path) and not self.sign.sign_verify(file_path):
try:
h = self.kernel32.OpenProcess(0x1F0FFF, False, int(pid.strip()))
if h:
self.kernel32.TerminateProcess(h, 0)
self.kernel32.CloseHandle(h)
except Exception as e:
self.send_message(e, "warn", False)
self.kernel32.DisconnectNamedPipe(hPipe)
self.kernel32.CloseHandle(hPipe)
except Exception as e:
self.send_message(e, "warn", False)
time.sleep(0.5)
####################################################################################################
+5 -3
View File
@@ -20,7 +20,7 @@ translate_dict = {
"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",},
"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 ",
@@ -71,8 +71,10 @@ translate_dict = {
"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 ",
"托管":"CLR ","殼碼":"Shellcode ","線程":"Thread ","注入":"Inject ",
"前往":"Go ","檢查":"Check ","可用":"Available ","靜態":"Static ", " ":" "},
"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",},
+81 -21
View File
@@ -1,6 +1,72 @@
import os, yara, numpy, locale, pefile, onnxruntime
import os, yara, numpy, onnxruntime
import ctypes, ctypes.wintypes, pefile
from PIL import Image
####################################################################################################
class GUID(ctypes.Structure):
_fields_ = [
("Data1", ctypes.wintypes.DWORD),
("Data2", ctypes.wintypes.WORD),
("Data3", ctypes.wintypes.WORD),
("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)]
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),
("pFile", ctypes.POINTER(WINTRUST_FILE_INFO)),
("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 sign_scanner:
def __init__(self):
self.verify = GUID(0x00AAC56B, 0xCD44, 0x11D0, (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)
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, 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
####################################################################################################
class rule_scanner:
def __init__(self):
self.rules = {}
@@ -26,9 +92,8 @@ class rule_scanner:
def yara_scan(self, file_path):
try:
data = open(file_path, "rb").read() if isinstance(file_path, str) else file_path
for rules in self.rules.values():
matches = rules.match(data=data)
matches = rules.match(filepath=file_path)
if matches:
rule_name = str(matches[0])
label = rule_name.split("_")[0]
@@ -38,19 +103,18 @@ class rule_scanner:
except Exception:
return False, False
class model_scanner:
SHELLS = {
"0","1","2","3","4","5","6","7","8","9","cry","tvm","dec","enc","vmp","upx","aes","lzma","press","pack",
"enigma","protect","secur","asmstub","base","bss","clr_uef","cursors","transit","trs_age","engine","fio",
"fothk","h~;","icapsec","malloc_h","miniex","mssmixer","ndr64","nsys_wr","obr","wow","wow64svc","wpp_sf",
"pad","pgae","poolmi","proxy","qihoo","retpol","uedbg","tracesup","rwexec","rygs","s:@","sanontcp","segm",
"test","res","wisevec","viahwaes","orpc","nep","ace","extjmp","no_bbt","data","page","hexpthk"}
####################################################################################################
class model_scanner:
def __init__(self):
self.models = {}
self.suffix = {".com", ".exe", ".dll", ".sys", ".scr", ".bat", ".cmd", ".ps1", ".vbs", ".wsf"}
self.labels = ["Pefile/White", "Script/White", "Pefile/General", "Script/General"]
self.detect = {"Pefile/General", "Script/General"}
self.suffix = {
".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys",
".bat", ".cmd", ".js", ".php", ".ps1", ".vbs", ".wsf"}
self.labels = [
"Pefile/White", "Script/White", "Pefile/General", "Script/General"]
self.detect = {
"Pefile/General", "Script/General"}
self.resize = (224, 224)
def load_path(self, path):
@@ -65,14 +129,8 @@ class model_scanner:
except Exception:
return False
def is_valid_suffix(self, file_path):
return os.path.splitext(file_path)[-1].lower() in self.suffix
def model_scan(self, file_path):
try:
if not self.models or not self.is_valid_suffix(file_path):
return False, False
model = next(iter(self.models.values()))
shape = model.get_inputs()[0].shape
channels = shape[-1] if shape[-1] in (1, 3) else (shape[1] if shape[1] in (1, 3) else 1)
@@ -115,6 +173,7 @@ class model_scanner:
arr = numpy.frombuffer(file_data, dtype=numpy.uint8)
img = numpy.zeros(wah*wah*channels, dtype=numpy.uint8)
img[:len(file_data)] = arr
if channels == 1:
image = Image.fromarray(img.reshape((wah, wah)), 'L')
else:
@@ -131,7 +190,7 @@ class model_scanner:
def get_type(self, file_path):
match_data = {}
if not self.is_valid_suffix(file_path):
if not os.path.splitext(file_path)[-1].lower() in self.suffix:
return match_data
try:
with pefile.PE(file_path, fast_load=True) as pe:
@@ -140,8 +199,9 @@ class model_scanner:
return {}
for section in pe.sections:
name = section.Name.rstrip(b'\x00').decode('latin1').lower()
if (section.Characteristics & 0x00000020) and name not in self.SHELLS:
if section.Characteristics & 0x00000020:
match_data[name] = section.get_data()
except pefile.PEFormatError:
with open(file_path, 'rb') as f:
file_content = f.read()
+51 -50
View File
@@ -665,9 +665,7 @@ class Ui_main_window(object):
self.license_text = QTextEdit(self.license_widget)
self.license_text.setObjectName(u"license_text")
self.license_text.setGeometry(QRect(10, 10, 730, 220))
font7 = QFont()
font7.setPointSize(9)
self.license_text.setFont(font7)
self.license_text.setFont(font2)
self.license_text.setLayoutDirection(Qt.LeftToRight)
self.license_text.setStyleSheet(u"QTextEdit { background-color: transparent; color: rgb(0, 0, 0); border: 1px solid rgb(235, 235, 235); border-radius: 10px; outline: none; } QTextEdit QScrollBar:vertical { background: transparent; width: 6px; margin: 0px; } QTextEdit QScrollBar::handle:vertical { background: rgb(200, 200, 200); border-radius: 3px; min-height: 20px; } QTextEdit QScrollBar:horizontal { background: transparent; height: 6px; margin: 0px; } QTextEdit QScrollBar::handle:horizontal { background: rgb(200, 200, 200); border-radius: 3px; min-width: 20px; } QTextEdit QScrollBar::handle:hover { background: rgb(180, 180, 180); } QTextEdit QScrollBar::add-line, QTextEdit QScrollBar::sub-line { width: 0px; height: 0px; } QTextEdit QScrollBar::add-page, QTextEdit QScrollBar::sub-page { background: transparent; }\n"
"")
@@ -1196,15 +1194,15 @@ class Ui_main_window(object):
self.log_text = QTextEdit(self.log_widget)
self.log_text.setObjectName(u"log_text")
self.log_text.setGeometry(QRect(10, 10, 730, 220))
font8 = QFont()
font8.setFamilies([u"Microsoft YaHei"])
font8.setPointSize(9)
font8.setBold(False)
font8.setItalic(False)
font8.setStrikeOut(False)
font8.setKerning(True)
font8.setStyleStrategy(QFont.PreferAntialias)
self.log_text.setFont(font8)
font7 = QFont()
font7.setFamilies([u"Microsoft YaHei"])
font7.setPointSize(9)
font7.setBold(False)
font7.setItalic(False)
font7.setStrikeOut(False)
font7.setKerning(True)
font7.setStyleStrategy(QFont.PreferAntialias)
self.log_text.setFont(font7)
self.log_text.setLayoutDirection(Qt.LeftToRight)
self.log_text.setAutoFillBackground(False)
self.log_text.setStyleSheet(u"QTextEdit { background-color: transparent; color: rgb(0, 0, 0); border: 1px solid rgb(235, 235, 235); border-radius: 10px; outline: none; } QTextEdit QScrollBar:vertical { background: transparent; width: 6px; margin: 0px; } QTextEdit QScrollBar::handle:vertical { background: rgb(200, 200, 200); border-radius: 3px; min-height: 20px; } QTextEdit QScrollBar:horizontal { background: transparent; height: 6px; margin: 0px; } QTextEdit QScrollBar::handle:horizontal { background: rgb(200, 200, 200); border-radius: 3px; min-width: 20px; } QTextEdit QScrollBar::handle:hover { background: rgb(180, 180, 180); } QTextEdit QScrollBar::add-line, QTextEdit QScrollBar::sub-line { width: 0px; height: 0px; } QTextEdit QScrollBar::add-page, QTextEdit QScrollBar::sub-page { background: transparent; }\n"
@@ -1225,12 +1223,12 @@ class Ui_main_window(object):
self.state_title = QLabel(self.state_widget)
self.state_title.setObjectName(u"state_title")
self.state_title.setGeometry(QRect(10, 200, 730, 30))
font9 = QFont()
font9.setFamilies([u"Microsoft YaHei"])
font9.setPointSize(14)
font9.setBold(True)
font9.setStyleStrategy(QFont.PreferAntialias)
self.state_title.setFont(font9)
font8 = QFont()
font8.setFamilies([u"Microsoft YaHei"])
font8.setPointSize(14)
font8.setBold(True)
font8.setStyleStrategy(QFont.PreferAntialias)
self.state_title.setFont(font8)
self.state_title.setLayoutDirection(Qt.LeftToRight)
self.state_title.setStyleSheet(u"QLabel { background-color: transparent; color: rgb(0, 0, 0); }\n"
"")
@@ -1242,13 +1240,13 @@ class Ui_main_window(object):
self.state_icon.setSizePolicy(sizePolicy)
self.state_icon.setMinimumSize(QSize(0, 171))
self.state_icon.setMaximumSize(QSize(16777215, 16777215))
font10 = QFont()
font10.setFamilies([u"Microsoft YaHei"])
font10.setPointSize(10)
font10.setStrikeOut(False)
font10.setKerning(True)
font10.setStyleStrategy(QFont.PreferAntialias)
self.state_icon.setFont(font10)
font9 = QFont()
font9.setFamilies([u"Microsoft YaHei"])
font9.setPointSize(10)
font9.setStrikeOut(False)
font9.setKerning(True)
font9.setStyleStrategy(QFont.PreferAntialias)
self.state_icon.setFont(font9)
self.state_icon.setContextMenuPolicy(Qt.DefaultContextMenu)
self.state_icon.setLayoutDirection(Qt.LeftToRight)
self.state_icon.setStyleSheet(u"")
@@ -1478,37 +1476,40 @@ class Ui_main_window(object):
self.license_text.setHtml(QCoreApplication.translate("main_window", u"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/REC-html40/strict.dtd\">\n"
"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css\">\n"
"p, li { white-space: pre-wrap; }\n"
"</style></head><body style=\" font-family:'MS Shell Dlg 2'; font-size:9pt; font-weight:400; font-style:normal;\">\n"
"</style></head><body style=\" font-family:'Microsoft YaHei'; font-size:9pt; font-weight:400; font-style:normal;\">\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">PYAS Security Software Development License Agreement</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">Last updated: 2025-08-07</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">Last updated: 2025-08-15</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">1. License &amp; Ownership </p>\n"
"<p style=\" margin-top:0px; m"
"argin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 A single device key is required for activation.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Non exclusive, non transferable, internal use only. </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 87owo retains all rights; IP not transferred.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">1. License &amp; Ownership</p>\n"
"<p style=\" margin-top:0px; ma"
"rgin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 A single device key may be required to activate the software or source code.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Non exclusive, non transferable, and for personal, internal use only.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 87owo reserves all rights. Intellectual property rights are not transferred.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">2. Use &amp; Prohibitions </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 No redistribution, sublicensing, rental "
"or leasing. </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 No reverse engineering, modification or removal of notices. </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 The software may not be used for any unlawful purpose.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">3. Open Source Component </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 The main Python script is licensed under MIT License.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">2. Use &amp; Prohibitions</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent"
":0; text-indent:0px;\"> \u2013 All drivers Protect*.c/h script remain proprietary.</p>\n"
":0; text-indent:0px;\"> \u2013 Private redistribution, sublicensing, or rental is prohibited.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Private reverse engineering or removal of notices is prohibited.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Any of the above requires prior authorization from the original author.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Only personal internal use or modification of the source code is permitted.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Use of the software or source code for any illegal purpose is prohibited.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin"
"-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">3. License Components</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 All project script archives and executable files are proprietary.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">4. Updates &amp; Terms </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Updates may include patches, enhancements, or new versions. </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Continued use of the software implies acceptance of the terms.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">4. Updates &amp; Terms</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Updates to new versions may include patches, enhancements, or modifications.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-lef"
"t:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 Continued use constitutes your acceptance of these features or terms.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin"
"-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">5. Warranty &amp; Liability </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 The software is provided \u201cas is,\u201d without warranty. </p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 No liability for indirect or consequential damages.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">\u00a9 2020\u20132025 87owo (PYAS Security). All rights reserved. </p></body></html>", None))
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">5. Warranty &amp; Liability</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 This software is provided &quot;as is,&quot; without warranty of any kind.</p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"> \u2013 In no event shall there be any liability for consequential damages.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-in"
"dent:0px;\"><br /></p>\n"
"<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">\u00a9 2020\u20132025 87owo (PYAS Security). All rights reserved.</p>\n"
"<p style=\"-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\"><br /></p></body></html>", None))
self.process_title.setText(QCoreApplication.translate("main_window", u"\u9032\u7a0b\u9632\u8b77", None))
self.process_text.setText(QCoreApplication.translate("main_window", u"\u6b64\u9078\u9805\u53ef\u4ee5\u6514\u622a\u9032\u7a0b\u75c5\u6bd2", None))
self.process_switch.setText(QCoreApplication.translate("main_window", u"\u95dc\u9589", None))
+1 -1
View File
@@ -2,7 +2,7 @@ import pyinstaller_versionfile
pyinstaller_versionfile.create_versionfile(
output_file="versionfile.txt",
version='3.3.2',
version='3.3.5',
company_name="PYAS Security",
file_description="Python Antivirus Software",
internal_name="PYAS",
+310
View File
@@ -0,0 +1,310 @@
#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;
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 FileProtectDispatch(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;
}
static NTSTATUS AttachFsFilters(PDRIVER_OBJECT DriverObject)
{
UNICODE_STRING symDev = RTL_CONSTANT_STRING(L"IoDeviceObjectType");
POBJECT_TYPE* pDevType = (POBJECT_TYPE*)MmGetSystemRoutineAddress(&symDev);
if (!pDevType || !*pDevType)
return STATUS_NOT_SUPPORTED;
NTSTATUS status = STATUS_SUCCESS;
for (ULONG i = 0; g_AttachDisk[i] && g_MbrFilterCount < MAX_MBR_TARGETS; ++i) {
UNICODE_STRING name;
RtlInitUnicodeString(&name, g_AttachDisk[i]);
PDEVICE_OBJECT fsCtl = NULL;
status = ObReferenceObjectByName(&name, OBJ_CASE_INSENSITIVE, NULL, 0, *pDevType, KernelMode, NULL, (PVOID*)&fsCtl);
if (!NT_SUCCESS(status) || !fsCtl)
continue;
PDRIVER_OBJECT fsDrv = fsCtl->DriverObject;
if (fsDrv) {
ULONG need = 0;
status = IoEnumerateDeviceObjectList(fsDrv, NULL, 0, &need);
if (status == STATUS_BUFFER_TOO_SMALL || status == STATUS_SUCCESS) {
PDEVICE_OBJECT* list = (PDEVICE_OBJECT*)ExAllocatePool2(POOL_FLAG_NON_PAGED, need * sizeof(PDEVICE_OBJECT), 'fsTA');
if (list) {
status = IoEnumerateDeviceObjectList(fsDrv, list, need * sizeof(PDEVICE_OBJECT), &need);
if (NT_SUCCESS(status)) {
for (ULONG j = 0; j < need && g_MbrFilterCount < MAX_MBR_TARGETS; ++j) {
PDEVICE_OBJECT lower = list[j], filter, attached = NULL;
NTSTATUS s2 = IoCreateDevice(DriverObject, 0, NULL, lower->DeviceType, lower->Characteristics, FALSE, &filter);
if (!NT_SUCCESS(s2))
continue;
filter->Flags |= (lower->Flags & (DO_BUFFERED_IO | DO_DIRECT_IO | DO_POWER_PAGABLE));
s2 = IoAttachDeviceToDeviceStackSafe(filter, lower, &attached);
if (!NT_SUCCESS(s2) || !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;
}
}
ExFreePool2(list, 'fsTA', NULL, 0);
}
}
}
ObDereferenceObject(fsCtl);
}
return STATUS_SUCCESS;
}
NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
{
UNREFERENCED_PARAMETER(RegistryPath);
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();
{
NTSTATUS ps = InitProcessProtect();
if (!NT_SUCCESS(ps)) {
CHAR b[64] = { 0 };
RtlStringCchPrintfA(b, RTL_NUMBER_OF(b), "PROC_INIT | 0x%08X", ps);
SendPipeLog(b, strlen(b));
}
else {
static CHAR ok[] = "PROC_INIT | 0x00000000";
SendPipeLog(ok, sizeof(ok) - 1);
}
}
AttachFsFilters(DriverObject);
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;
}
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;
}
}
+178
View File
@@ -0,0 +1,178 @@
#pragma once
#include <ntifs.h>
#include <ntstrsafe.h>
#include <ntdddisk.h>
#include <ntddscsi.h>
#define PIPE_NAME L"\\??\\pipe\\PYAS_Output_Pipe"
#define MAX_MBR_TARGETS 256
#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
extern POBJECT_TYPE* PsJobType;
extern volatile LONG g_LogWorkCount;
extern BOOLEAN g_Unloading;
extern KEVENT g_LogDrainEvent;
extern PDEVICE_OBJECT g_MbrFilterTargets[MAX_MBR_TARGETS];
extern ULONG g_MbrFilterCount;
extern KSPIN_LOCK g_ProtectLock;
extern LARGE_INTEGER g_CmRegHandle;
extern POBJECT_TYPE* IoDriverObjectType;
extern POBJECT_TYPE* IoFileObjectType;
extern FAST_MUTEX HookMutex;
extern PDRIVER_OBJECT DiskDrvObj;
extern PCSTR PsGetProcessImageFileName(PEPROCESS Process);
extern EX_RUNDOWN_REF g_Rundown;
extern PDEVICE_OBJECT g_GuardDevice;
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);
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 FileProtectDispatch(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);
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);
+62
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#include <ntifs.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);
}
+27
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[Version]
Signature = "$WINDOWS NT$"
Class = System
ClassGuid = {4d36e97d-e325-11ce-bfc1-08002be10318}
Provider = %ManufacturerName%
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
[SourceDisksNames]
1 = %DiskName%,,,""
[Strings]
ManufacturerName = "PYAS_Driver"
DiskName = "PYAS_Driver"
ServiceName="PYAS_Driver"
ServiceDisplayName="PYAS_Driver"
Binary file not shown.
+323
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#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN GetFilePathFromFileObject(PFILE_OBJECT fo, PUNICODE_STRING out)
{
if (!fo || !out || !out->Buffer || out->MaximumLength == 0)
return FALSE;
out->Length = 0;
if (fo->DeviceObject && fo->FileName.Buffer && fo->FileName.Length) {
ULONG need = 0;
NTSTATUS s = ObQueryNameString(fo->DeviceObject, NULL, 0, &need);
if (s == STATUS_INFO_LENGTH_MISMATCH && need > 0) {
POBJECT_NAME_INFORMATION oni = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, need, 'nOmD');
if (oni) {
if (NT_SUCCESS(ObQueryNameString(fo->DeviceObject, oni, need, &need)) && oni->Name.Buffer && oni->Name.Length) {
ULONG total = oni->Name.Length + fo->FileName.Length;
if (total + sizeof(WCHAR) <= out->MaximumLength) {
RtlCopyMemory(out->Buffer, oni->Name.Buffer, oni->Name.Length);
RtlCopyMemory((PUCHAR)out->Buffer + oni->Name.Length, fo->FileName.Buffer, fo->FileName.Length);
out->Length = (USHORT)total;
out->Buffer[total / sizeof(WCHAR)] = 0;
ExFreePool2(oni, 'nOmD', NULL, 0);
return TRUE;
}
}
ExFreePool2(oni, 'nOmD', NULL, 0);
}
}
}
HANDLE hFile = NULL;
OBJECT_ATTRIBUTES oa = { 0 };
IO_STATUS_BLOCK iosb;
InitializeObjectAttributes(&oa, NULL, OBJ_KERNEL_HANDLE, NULL, NULL);
if (!NT_SUCCESS(ObOpenObjectByPointer(fo, OBJ_KERNEL_HANDLE, NULL, FILE_READ_ATTRIBUTES, *IoFileObjectType, KernelMode, &hFile)))
return FALSE;
ULONG buflen = sizeof(FILE_NAME_INFORMATION) + 2048 * sizeof(WCHAR);
PFILE_NAME_INFORMATION pfi = (PFILE_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, buflen, 'nIIF');
if (!pfi) {
ZwClose(hFile);
return FALSE;
}
RtlZeroMemory(pfi, buflen);
NTSTATUS st = ZwQueryInformationFile(hFile, &iosb, pfi, buflen, FileNormalizedNameInformation);
if (NT_SUCCESS(st) && pfi->FileNameLength > 0 && pfi->FileNameLength + sizeof(WCHAR) <= out->MaximumLength) {
RtlCopyMemory(out->Buffer, pfi->FileName, pfi->FileNameLength);
out->Length = (USHORT)pfi->FileNameLength;
out->Buffer[out->Length / sizeof(WCHAR)] = 0;
ExFreePool2(pfi, 'nIIF', NULL, 0);
ZwClose(hFile);
return TRUE;
}
ExFreePool2(pfi, 'nIIF', NULL, 0);
ZwClose(hFile);
return FALSE;
}
static BOOLEAN WantDelete(PIRP Irp, PIO_STACK_LOCATION s)
{
if (s->MajorFunction != IRP_MJ_SET_INFORMATION)
return FALSE;
FILE_INFORMATION_CLASS c = s->Parameters.SetFile.FileInformationClass;
if (c == FileDispositionInformation) {
PFILE_DISPOSITION_INFORMATION di = (PFILE_DISPOSITION_INFORMATION)Irp->AssociatedIrp.SystemBuffer;
return di && di->DeleteFile;
}
if (c == FileDispositionInformationEx) {
PFILE_DISPOSITION_INFORMATION_EX dx = (PFILE_DISPOSITION_INFORMATION_EX)Irp->AssociatedIrp.SystemBuffer;
return dx && (dx->Flags & FILE_DISPOSITION_DELETE);
}
return FALSE;
}
static BOOLEAN WantRename(PIRP Irp, PIO_STACK_LOCATION s)
{
if (s->MajorFunction != IRP_MJ_SET_INFORMATION)
return FALSE;
FILE_INFORMATION_CLASS c = s->Parameters.SetFile.FileInformationClass;
if (c == FileRenameInformation || c == FileRenameInformationEx)
return Irp->AssociatedIrp.SystemBuffer != NULL;
return FALSE;
}
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 VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
static BOOLEAN QueryDevName(PDEVICE_OBJECT dev, PUNICODE_STRING out)
{
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 IsDASDRoot(PFILE_OBJECT fo)
{
if (!fo)
return TRUE;
if (fo->FileName.Length == 0 && fo->RelatedFileObject == NULL)
return TRUE;
return FALSE;
}
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_SCSI_PASS_THROUGH || code == IOCTL_SCSI_PASS_THROUGH_DIRECT)
return TRUE;
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;
return FALSE;
}
if (s->MajorFunction == IRP_MJ_SCSI)
return TRUE;
if (s->MajorFunction == IRP_MJ_WRITE || s->MajorFunction == IRP_MJ_FLUSH_BUFFERS)
return TRUE;
return FALSE;
}
NTSTATUS FileProtectDispatch(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;
BOOLEAN isWrite = (s->MajorFunction == IRP_MJ_WRITE);
BOOLEAN isDeleteReq = WantDelete(Irp, s);
BOOLEAN isRenameReq = WantRename(Irp, s);
BOOLEAN canQuery = (KeGetCurrentIrql() == PASSIVE_LEVEL);
WCHAR eb[512] = { 0 };
UNICODE_STRING exe = { 0 };
exe.Buffer = eb;
exe.MaximumLength = sizeof(eb);
if (canQuery) {
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)) {
BOOLEAN hit = FALSE;
WCHAR db[512] = { 0 };
UNICODE_STRING dev = { 0 };
dev.Buffer = db;
dev.MaximumLength = sizeof(db);
if (canQuery && QueryDevName(lower, &dev)) {
if (MatchBlockFile(&dev))
hit = TRUE;
}
else {
hit = TRUE;
}
if (!hit && s->FileObject && canQuery) {
WCHAR nb[512] = { 0 };
UNICODE_STRING n2 = { 0 };
n2.Buffer = nb;
n2.MaximumLength = sizeof(nb);
if (QueryDevName(s->FileObject->DeviceObject, &n2)) {
if (MatchBlockFile(&n2))
hit = TRUE;
}
}
if (!hit && s->MajorFunction == IRP_MJ_WRITE && s->FileObject && IsDASDRoot(s->FileObject))
hit = TRUE;
if (hit) {
blocked = TRUE;
if (canQuery) {
if (dev.Length == 0)
QueryDevName(lower, &dev);
LogAnsi3("BOOT_BLOCK", upid, &exe, dev.Length ? &dev : &exe);
}
}
}
}
if (!blocked && (isWrite || isDeleteReq || isRenameReq) && s->FileObject && canQuery) {
WCHAR pb[1024] = { 0 };
UNICODE_STRING path = { 0 };
path.Buffer = pb;
path.MaximumLength = sizeof(pb);
if (GetFilePathFromFileObject(s->FileObject, &path)) {
BOOLEAN hitFile = MatchBlockFile(&path);
BOOLEAN hitRansom = MatchBlockRansom(&path) && HasBlockedSuffix(&path);
if (hitFile || hitRansom) {
blocked = TRUE;
LogAnsi3(hitFile && !hitRansom ? "FILE_BLOCK" : "RANSOM_BLOCK", upid, &exe, &path);
}
}
else {
ULONG need = 0;
POBJECT_NAME_INFORMATION dev = NULL;
NTSTATUS qs2 = ObQueryNameString(s->FileObject->DeviceObject, NULL, 0, &need);
if (qs2 == STATUS_INFO_LENGTH_MISMATCH && need > 0) {
dev = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, need, 'dOnF');
if (dev && NT_SUCCESS(ObQueryNameString(s->FileObject->DeviceObject, dev, need, &need)) && dev->Name.Buffer && dev->Name.Length) {
if (MatchBlockFile(&dev->Name)) {
blocked = TRUE;
UNICODE_STRING rule = { 0 };
rule.Buffer = GetMatchedBlockFileRule(&dev->Name);
rule.Length = rule.Buffer ? (USHORT)(wcslen(rule.Buffer) * sizeof(WCHAR)) : 0;
rule.MaximumLength = rule.Length;
LogAnsi3("FILE_BLOCK", upid, &exe, rule.Buffer ? &rule : &dev->Name);
}
}
if (dev)
ExFreePool2(dev, 'dOnF', NULL, 0);
}
}
}
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;
}
+136
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#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 LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
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)) {
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;
}
}
+190
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#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 VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
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));
}
+372
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@@ -0,0 +1,372 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectRules.h"
#include "ProtectMatch.h"
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 (!s || !s->Buffer || s->Length == 0)
return FALSE;
size_t s_len = s->Length / sizeof(WCHAR);
for (SIZE_T i = 0; list[i]; ++i) {
wchar_t* pat = list[i];
size_t pat_len = wcslen(pat);
if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
if (WildMatchN(s->Buffer, s_len, pat))
return TRUE;
}
else {
if (s_len == pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0)
return TRUE;
if (s_len > pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0)
return TRUE;
if (s_len > pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0)
return TRUE;
}
}
return FALSE;
}
static wchar_t* MatchListGetRule(PUNICODE_STRING s, wchar_t** list)
{
if (!s || !s->Buffer || s->Length == 0)
return 0;
size_t s_len = s->Length / sizeof(WCHAR);
for (SIZE_T i = 0; list[i]; ++i) {
wchar_t* pat = list[i];
size_t pat_len = wcslen(pat);
if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
if (WildMatchN(s->Buffer, s_len, pat))
return pat;
}
else {
if (s_len == pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0)
return pat;
if (s_len > pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0)
return pat;
if (s_len > pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0)
return pat;
}
}
return 0;
}
static __forceinline BOOLEAN USOK(PUNICODE_STRING s)
{
return s && s->Buffer && s->Length;
}
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++) {
SIZE_T j = 0;
for (; j < m; j++) {
WCHAR a = s[i + j], b = sub[j];
if (a >= L'A' && a <= L'Z') a += 32;
if (b >= L'A' && b <= L'Z') b += 32;
if (a != b) break;
}
if (j == m)
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);
if (n < m)
return FALSE;
return _wcsnicmp(s->Buffer + (n - m), name, m) == 0;
}
BOOLEAN IsRegistryBlock(PUNICODE_STRING key, PUNICODE_STRING valueName, PUNICODE_STRING exe)
{
if (USOK(key)) {
size_t klen0 = key->Length / sizeof(WCHAR);
if (WildMatchN(key->Buffer, klen0, L"\\REGISTRY\\MACHINE\\SYSTEM\\ControlSet001\\Services\\**"))
return FALSE;
}
if (USOK(exe)) {
if (IsWhitelist(exe))
return FALSE;
}
if (USOK(exe) && USOK(key)) {
size_t elen = exe->Length / sizeof(WCHAR);
size_t klen = key->Length / sizeof(WCHAR);
if (((elen >= 12 && _wcsnicmp(exe->Buffer + elen - 12, L"services.exe", 12) == 0) ||
(elen >= 11 && _wcsnicmp(exe->Buffer + elen - 11, L"svchost.exe", 11) == 0) ||
(elen >= 6 && _wcsnicmp(exe->Buffer + elen - 6, L"sc.exe", 6) == 0))) {
if (WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**"))
return FALSE;
}
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)) {
if (WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap") ||
WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap\\**") ||
WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data") ||
WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data\\**"))
return FALSE;
}
if ((elen >= 11 && _wcsnicmp(exe->Buffer + elen - 11, L"msiexec.exe", 11) == 0) ||
(elen >= 20 && _wcsnicmp(exe->Buffer + elen - 20, L"TrustedInstaller.exe", 20) == 0)) {
if (WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Installer\\**") ||
WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\CurrentVersion\\Uninstall\\**") ||
WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**"))
return FALSE;
}
if (elen >= 12 && _wcsnicmp(exe->Buffer + elen - 12, L"schtasks.exe", 12) == 0) {
if (WildMatchN(key->Buffer, klen, L"\\REGISTRY\\**\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\**"))
return FALSE;
}
}
if (USOK(key)) {
if (MatchBlockReg(key))
return TRUE;
}
if (USOK(valueName)) {
SIZE_T n = valueName->Length / sizeof(WCHAR);
for (SIZE_T i = 0; i < (SIZE_T)-1 && g_BlockReg[i]; ++i) {
wchar_t* pat = g_BlockReg[i];
if (wcschr(pat, L'\\') || wcschr(pat, L'*') || wcschr(pat, L'?'))
continue;
size_t m = wcslen(pat);
if (n == m && _wcsnicmp(valueName->Buffer, pat, m) == 0)
return TRUE;
}
}
return FALSE;
}
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath)
{
PEPROCESS process = NULL;
NTSTATUS status = PsLookupProcessByProcessId(pid, &process);
if (!NT_SUCCESS(status))
return FALSE;
HANDLE h = NULL;
status = ObOpenObjectByPointer(process, OBJ_KERNEL_HANDLE, NULL, PROCESS_QUERY_LIMITED_INFORMATION, *PsProcessType, KernelMode, &h);
if (!NT_SUCCESS(status)) {
ObDereferenceObject(process);
return FALSE;
}
ULONG len = 0;
status = ZwQueryInformationProcess(h, ProcessImageFileName, NULL, 0, &len);
if (status != STATUS_INFO_LENGTH_MISMATCH || len == 0) {
ZwClose(h);
ObDereferenceObject(process);
return FALSE;
}
PVOID buf = ExAllocatePool2(POOL_FLAG_NON_PAGED, len, 'iPgN');
if (!buf) {
ZwClose(h);
ObDereferenceObject(process);
return FALSE;
}
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;
ExFreePool2(buf, 'iPgN', NULL, 0);
ZwClose(h);
ObDereferenceObject(process);
return TRUE;
}
}
ExFreePool2(buf, 'iPgN', NULL, 0);
ZwClose(h);
ObDereferenceObject(process);
return FALSE;
}
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;
SIZE_T n = s->Length / sizeof(WCHAR);
for (SIZE_T i = 0; g_Blocksuffix[i]; ++i) {
wchar_t* ext = g_Blocksuffix[i];
SIZE_T m = wcslen(ext);
if (n >= m && _wcsnicmp(s->Buffer + (n - m), ext, m) == 0)
return TRUE;
}
return FALSE;
}
BOOLEAN MatchRemoteSuspectBin(PUNICODE_STRING img)
{
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")) {
BOOLEAN need = FALSE, http = FALSE;
for (SIZE_T i = 0; g_RemoteCmdRegsvr32Need[i]; ++i)
if (StrStrIW(s, g_RemoteCmdRegsvr32Need[i])) {
need = TRUE;
break;
}
for (SIZE_T i = 0; g_RemoteCmdIndicatorsHttp[i]; ++i)
if (StrStrIW(s, g_RemoteCmdIndicatorsHttp[i])) {
http = TRUE;
break;
}
if (need && 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)
{
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;
BOOLEAN isClr = StrStrIW(s, L"\\clr.dll") || StrStrIW(s, L"\\mscorwks.dll");
if (!isClr)
return FALSE;
if (!StrStrIW(s, L"\\Windows\\Microsoft.NET\\"))
return TRUE;
if (!StrStrIW(s, L"\\Framework\\") && !StrStrIW(s, L"\\Framework64\\"))
return TRUE;
return FALSE;
}
+22
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@@ -0,0 +1,22 @@
#pragma once
#include <ntifs.h>
wchar_t* GetMatchedBlockRegRule(PUNICODE_STRING s);
wchar_t* GetMatchedBlockFileRule(PUNICODE_STRING s);
BOOLEAN IsWhitelist(PUNICODE_STRING s);
BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);
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);
+224
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@@ -0,0 +1,224 @@
#include <ntifs.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;
typedef struct _OBCTX {
POBJECT_TYPE ProcessType;
POBJECT_TYPE ThreadType;
}OBCTX, * POBCTX;
static PVOID g_PsSetProcessProtection = NULL;
static BOOLEAN g_ProcNotifyEnabled = FALSE;
static PVOID g_ObCookie = NULL;
static OBCTX g_ObCtx = { 0 };
static HANDLE g_ProtectedPid = NULL;
static PWCH g_ObAltitudeBuf = NULL;
static BOOLEAN IsProcNameEq(PEPROCESS p, PCSTR name)
{
PCSTR img = PsGetProcessImageFileName(p);
if (!img || !name)
return FALSE;
ANSI_STRING a = { 0 }, b = { 0 };
RtlInitAnsiString(&a, img);
RtlInitAnsiString(&b, name);
return RtlEqualString(&a, &b, TRUE) ? TRUE : FALSE;
}
static NTSTATUS SetPPL31(PEPROCESS p)
{
if (!g_PsSetProcessProtection)
return STATUS_PROCEDURE_NOT_FOUND;
PS_PROTECTION pr = { 0 };
pr.Level = 0x31;
((VOID(NTAPI*)(PEPROCESS, PS_PROTECTION))g_PsSetProcessProtection)(p, pr);
return STATUS_SUCCESS;
}
static VOID LogSet(HANDLE pid, NTSTATUS st)
{
CHAR b[128] = { 0 };
RtlStringCchPrintfA(b, RTL_NUMBER_OF(b), "PROC_PPL_SET | %u | 0x31 | 0x%08X", (ULONG)(ULONG_PTR)pid, st);
SendPipeLog(b, strlen(b));
}
static VOID UpdateProtectedPid(HANDLE pid)
{
InterlockedExchangePointer((PVOID*)&g_ProtectedPid, pid);
}
static VOID BootstrapExisting(VOID)
{
typedef PEPROCESS(NTAPI* PFN_PsGetNextProcess)(PEPROCESS);
UNICODE_STRING n = RTL_CONSTANT_STRING(L"PsGetNextProcess");
PFN_PsGetNextProcess fp = (PFN_PsGetNextProcess)MmGetSystemRoutineAddress(&n);
if (!fp)
return;
PEPROCESS p = fp(NULL);
while (p) {
if (IsProcNameEq(p, "PYAS.exe")) {
HANDLE pid = PsGetProcessId(p);
NTSTATUS s = SetPPL31(p);
UpdateProtectedPid(pid);
LogSet(pid, s);
}
PEPROCESS nx = fp(p);
ObDereferenceObject(p);
p = nx;
}
}
static VOID StripProcessAccess(POB_PRE_OPERATION_INFORMATION Info)
{
ACCESS_MASK d = PROCESS_TERMINATE | PROCESS_VM_OPERATION | PROCESS_VM_WRITE | PROCESS_CREATE_THREAD | PROCESS_SET_INFORMATION | PROCESS_SET_LIMITED_INFORMATION | PROCESS_SUSPEND_RESUME | PROCESS_DUP_HANDLE;
if (Info->Operation == OB_OPERATION_HANDLE_CREATE) {
Info->Parameters->CreateHandleInformation.DesiredAccess &= ~d;
}
else {
Info->Parameters->DuplicateHandleInformation.DesiredAccess &= ~d;
}
}
static VOID StripThreadAccess(POB_PRE_OPERATION_INFORMATION Info)
{
ACCESS_MASK d = THREAD_TERMINATE | THREAD_SUSPEND_RESUME | THREAD_SET_CONTEXT | THREAD_IMPERSONATE | THREAD_DIRECT_IMPERSONATION;
if (Info->Operation == OB_OPERATION_HANDLE_CREATE) {
Info->Parameters->CreateHandleInformation.DesiredAccess &= ~d;
}
else {
Info->Parameters->DuplicateHandleInformation.DesiredAccess &= ~d;
}
}
static OB_PREOP_CALLBACK_STATUS ObPreOperation(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 (!ExAcquireRundownProtection(&g_Rundown))
return OB_PREOP_SUCCESS;
if (Info->ObjectType == g_ObCtx.ProcessType) {
PEPROCESS pe = (PEPROCESS)Info->Object;
HANDLE tpid = PsGetProcessId(pe);
if (g_ProtectedPid && tpid == g_ProtectedPid) {
if (PsGetCurrentProcessId() != g_ProtectedPid) StripProcessAccess(Info);
}
}
else if (Info->ObjectType == g_ObCtx.ThreadType) {
PETHREAD th = (PETHREAD)Info->Object;
HANDLE owner = PsGetThreadProcessId(th);
if (g_ProtectedPid && owner == g_ProtectedPid) {
if (PsGetCurrentProcessId() != g_ProtectedPid) StripThreadAccess(Info);
}
}
ExReleaseRundownProtection(&g_Rundown);
return OB_PREOP_SUCCESS;
}
static NTSTATUS InitObCallbacks(VOID)
{
g_ObCtx.ProcessType = *PsProcessType;
g_ObCtx.ThreadType = *PsThreadType;
static OB_OPERATION_REGISTRATION ops[2];
RtlZeroMemory(ops, sizeof(ops));
ops[0].ObjectType = PsProcessType;
ops[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ops[0].PreOperation = ObPreOperation;
ops[1].ObjectType = PsThreadType;
ops[1].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ops[1].PreOperation = ObPreOperation;
const WCHAR* altStatic = L"321000";
USHORT alen = (USHORT)(wcslen(altStatic) * sizeof(WCHAR));
g_ObAltitudeBuf = (PWCH)ExAllocatePool2(POOL_FLAG_NON_PAGED, alen + sizeof(WCHAR), 'tlaO');
if (!g_ObAltitudeBuf)
return STATUS_INSUFFICIENT_RESOURCES;
RtlCopyMemory(g_ObAltitudeBuf, altStatic, alen);
g_ObAltitudeBuf[alen / sizeof(WCHAR)] = 0;
UNICODE_STRING alt = { 0 };
alt.Buffer = g_ObAltitudeBuf;
alt.Length = alen;
alt.MaximumLength = alen;
OB_CALLBACK_REGISTRATION reg = { 0 };
reg.Version = OB_FLT_REGISTRATION_VERSION;
reg.OperationRegistrationCount = 2;
reg.RegistrationContext = g_ObAltitudeBuf;
reg.Altitude = alt;
reg.OperationRegistration = ops;
NTSTATUS s = ObRegisterCallbacks(&reg, &g_ObCookie);
if (!NT_SUCCESS(s)) {
ExFreePool2(g_ObAltitudeBuf, 'tlaO', NULL, 0);
g_ObAltitudeBuf = NULL;
}
return s;
}
static VOID ProcessNotifyEx(PEPROCESS Process, HANDLE ProcessId, PPS_CREATE_NOTIFY_INFO CreateInfo)
{
if (g_Unloading)
return;
if (!ExAcquireRundownProtection(&g_Rundown))
return;
if (CreateInfo) {
if (IsProcNameEq(Process, "PYAS.exe")) {
NTSTATUS s = SetPPL31(Process);
UpdateProtectedPid(ProcessId);
LogSet(ProcessId, s);
}
}
else {
if (g_ProtectedPid && ProcessId == g_ProtectedPid) UpdateProtectedPid(NULL);
}
ExReleaseRundownProtection(&g_Rundown);
}
NTSTATUS InitProcessProtect(VOID)
{
UNICODE_STRING n = RTL_CONSTANT_STRING(L"PsSetProcessProtection");
g_PsSetProcessProtection = MmGetSystemRoutineAddress(&n);
NTSTATUS s = InitObCallbacks();
if (!NT_SUCCESS(s))
return s;
s = PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, FALSE);
if (NT_SUCCESS(s))
g_ProcNotifyEnabled = TRUE;
BootstrapExisting();
return STATUS_SUCCESS;
}
VOID UninitProcessProtect(VOID)
{
if (g_ProcNotifyEnabled) {
PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, TRUE);
g_ProcNotifyEnabled = FALSE;
}
if (g_ObCookie) {
ObUnRegisterCallbacks(g_ObCookie);
g_ObCookie = NULL;
}
if (g_ObAltitudeBuf) {
ExFreePool2(g_ObAltitudeBuf, 'tlaO', NULL, 0);
g_ObAltitudeBuf = NULL;
}
}
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#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;
}
static VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
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;
}
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#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN g_RemoteNotifyEnabled = FALSE;
static VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
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;
}
}
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#include <ntifs.h>
#include "ProtectRules.h"
wchar_t* g_Whitelist[] = {
L"\\Device\\HarddiskVolume*\\Windows\\**",
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*\\reg.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\cmd.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\mshta.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\wscript.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\cscript.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\schtasks.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\diskpart.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\format.com",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\mountvol.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*\\cipher.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\net.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\net1.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\msiexec.exe",
L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\WindowsPowerShell\\*\\powershell.exe",
L"\\Device\\HarddiskVolume*\\Program*\\PowerShell\\*\\pwsh.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\\**",
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\\MACHINE\\SYSTEM\\*ControlSet*\\Control\\**",
L"\\REGISTRY\\MACHINE\\SYSTEM\\*ControlSet*\\Enum\\**",
L"\\REGISTRY\\MACHINE\\SYSTEM\\*ControlSet*\\Services\\**",
L"\\REGISTRY\\MACHINE\\SYSTEM\\MountedDevices\\**",
L"\\REGISTRY\\MACHINE\\SYSTEM\\Setup\\**",
L"\\REGISTRY\\MACHINE\\SOFTWARE\\Classes\\**",
L"\\REGISTRY\\MACHINE\\SOFTWARE\\Policies\\Microsoft\\MMC\\**",
L"\\REGISTRY\\MACHINE\\SOFTWARE\\Policies\\Microsoft\\Windows\\System\\**",
L"\\REGISTRY\\MACHINE\\SOFTWARE\\Wow6432Node\\**",
L"\\REGISTRY\\MACHINE\\SOFTWARE\\Microsoft\\Cryptography\\MachineGuid",
L"\\REGISTRY\\MACHINE\\**\\Microsoft\\Windows Defender\\**",
L"\\REGISTRY\\**\\SOFTWARE\\Microsoft\\Active Setup\\Installed Components\\*\\StubPath",
L"\\REGISTRY\\**\\SOFTWARE\\Microsoft\\Windows*\\CurrentVersion\\**",
L"\\REGISTRY\\**\\SOFTWARE\\Microsoft\\Windows Script Host\\Settings\\**",
L"\\REGISTRY\\USER\\*_Classes\\*\\shell\\open\\command\\**",
L"\\REGISTRY\\USER\\*_Classes\\CLSID\\{fdb00e52-a214-4aa1-8fba-4357bb0072ec}\\**",
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"Shell",
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
};
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#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[];
+80
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@@ -0,0 +1,80 @@
#include <ntifs.h>
#include "DriverEntry.h"
#include "ProtectMatch.h"
static BOOLEAN g_ScreenImgCb = FALSE;
static VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
{
ANSI_STRING a1 = { 0 }, a2 = { 0 };
CHAR buf[1024] = { 0 };
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);
}
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;
}
}
+42 -19
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@@ -1,11 +1,13 @@
# PYAS
Python antivirus software uses deep learning and behavioral monitoring to block threats!
Antivirus software written in Python and C that blocks threats through deep learning and behavioral monitoring!
![PYAS_UI](https://github.com/user-attachments/assets/68765836-7272-482f-b8cd-d8ba728d88ab)
<img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
## Readme Language
English : https://github.com/87owo/PYAS/blob/main/README.md
繁體中文 : https://github.com/87owo/PYAS/blob/main/README_zh_TW.md
简体中文 : https://github.com/87owo/PYAS/blob/main/README_zh_CN.md
@@ -32,37 +34,58 @@ The following lists the storage locations of all relevant code and other related
```
PYAS/
├── Engine/
│ ├── Models/ # Directory for ONNX AI models
│ └── Rules/ # Directory for YARA and network rules
│ ├── Models/
│ │ ├── convert.py # Convert executable files or other files to images
│ │ └── train.py # TensorFlow CNN model training complete code
│ │
│ └── Rules/
│ ├── rules.yar # Yara virus signature rule matching
│ └── rules.ips # IP network address rule matching
│
├── Plugins/
│ └── Filter/ # Windows kernel driver for security protection
│ └── 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 and GUI interface
├── PYAS_Config.py # Configuration handling and global parameters
├── PYAS_Engine.py # YARA and ONNX Scanning engine
├── PYAS_Interface.py # User interface definitions and widget logic
├── PYAS_Resource.py # Static resource management
├── PYAS_Version.py # Packaging and version info
└── ... # Other supplementary folders and files
├── 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
├── PYAS_Version.py # Version metadata for packaging and updates
└── ... # Other supplementary folders and files
```
## Program Architecture
PYAS antivirus software complete program flow architecture diagram.
<img width="23000" height="6000" alt="PYAS_Architecture" src="https://github.com/user-attachments/assets/3a7ce637-c2b3-4719-9658-07f286cfa879" />
## Packaged Releases
Packaged Releases Download: https://github.com/87owo/PYAS/releases
## Support System
| Config | Permissions | System version | Available memory | Available storage |
|-----------|---------------|----------------|------------------|-------------------|
| Minimum | Administrator | Windows 8.1 | 200MB | 100MB |
| Recommend | Administrator | Windows 10 | 300MB | 200MB |
| Optimal | Administrator | Windows 11 | 500MB | 200MB |
| Config | Permissions | System version | Processor | Memory | Storage |
|-----------|---------------|----------------------|-----------|--------|---------|
| Minimum | Administrator | >= Windows 10 (20H1) | 1 GHz | 200MB | 100MB |
| Recommend | Administrator | >= Windows 10 (21H2) | 3 GHz | 500MB | 200MB |
## Official Website
https://github.com/87owo/PYAS
Official Website : https://pyantivirus.wixsite.com/pyas
Open Source Website : https://github.com/87owo/PYAS
## Project License
https://github.com/87owo/PYAS/blob/main/LICENSE.md
https://github.com/87owo/PYAS/blob/main/LICENSE.txt
+59 -29
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@@ -1,8 +1,20 @@
# PYAS (Python 杀毒软件)
# PYAS
![PYAS_UI](https://github.com/user-attachments/assets/68765836-7272-482f-b8cd-d8ba728d88ab)
使用 Python 和 C 编写的杀毒软件,并通过深度学习和行为监控阻止威胁!
## 安装要求
<img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
## 说明语言
English : https://github.com/87owo/PYAS/blob/main/README.md
繁體中文 : https://github.com/87owo/PYAS/blob/main/README_zh_TW.md
简体中文 : https://github.com/87owo/PYAS/blob/main/README_zh_CN.md
## 安装需求
建议使用 Python 3.10。其他版本的 Python 可能需要不同的 pip 指令。
```
pip install numpy==1.26.4
@@ -15,47 +27,65 @@ pip install requests==2.32.4
pip install yara-python==4.5.4
```
## 文件信息
## 文件讯息
以下列出所有相关代码与文件的存放位置。
```
PYAS/
├── PYAS.py # 主程序,提供 PySide6 视觉化操作介面
├── PYAS_Config.py # 设定档处理与全域参数管理
├── PYAS_Engine.py # 扫描引擎,整合 YARA 规则与 ONNX AI 模型
├── PYAS_Interface.py # UI 介面定义与元件交互
├── PYAS_Resource.py # 资源档与静态资源管理
├── PYAS_Version.py # 程式版本与打包资讯
├── Engine/
│ ├── Models/ # AI 模型(ONNX 格式)存放目录
│ └── Rules/ # YARA 规则与网路规则存放目录
│ ├── Models/
│ │ ├── convert.py # 将可执行文件或其他文件转换为图片
│ │ └── train.py # TensorFlow CNN 模型训练完整代码
│ │
│ └── Rules/
│ ├── rules.yar # YARA 病毒特征码规则匹配
│ └── rules.ips # IP 网络地址规则匹配
│
├── Plugins/
│ └── Filter/ # 驱动程式目录
│ └── PYAS_Driver.sys # Windows 驱动程式(系统保护用)
└── ... # 其它辅助资料夹与档案
│ └── Filter/
│ ├── DriverEntry.c # 驱动主入口与初始化逻辑
│ ├── DriverEntry.h # 全局驱动定义、常量与函数
│ ├── DriverPipe.c # 内核与用户层的管道日志传输实现
│ ├── ProtectBoot.c # 磁盘引导区写入保护
│ ├── ProtectImage.c # 映像加载监控与 shellcode 检测
│ ├── ProtectInject.c # 进程与线程控制,防止注入
│ ├── ProtectReg.c # 注册表修改保护
│ ├── ProtectRules.c # 白名单、阻止名单与文件/注册表匹配逻辑
│ └── ProtectRules.h # 保护规则声明
│
├── PYAS.py # 主应用程序入口点与 UI 到引擎的接口
├── PYAS_Config.py # 配置加载、保存与全局参数
├── PYAS_Engine.py # 核心扫描引擎:YARA、IP、ONNX 模型执行
├── PYAS_Interface.py # 用户界面组件与事件处理
├── PYAS_Resource.py # 静态图片与图标资源管理
├── PYAS_Version.py # 版本元数据,用于打包与更新
└── ... # 其他补充文件夹与文件
```
## 官方网页
## 代码架构
https://pyantivirus.wixsite.com/pyas
PYAS 杀毒软件完整代码流程架构图。
https://github.com/87owo/PYAS
<img width="23000" height="6000" alt="PYAS_Architecture" src="https://github.com/user-attachments/assets/3a7ce637-c2b3-4719-9658-07f286cfa879" />
## 微软运行库
## 安装版本
https://github.com/87owo/Microsoft_Runtime/releases
打包发行版下载:https://github.com/87owo/PYAS/releases
## 开源协议
## 系统需求
https://github.com/87owo/PYAS/blob/main/LICENSE.md
| 配置要求 | 权限 | 系统版本 | 处理器 | 可用内存空间 | 可用存储空间 |
| ------- | ----- | ------ | ----- | ------------ | ---------- |
| 最低配置 | 管理员 | >= Windows 10 (20H1) | 1 GHz | 200MB | 100MB |
| 推荐配置 | 管理员 | >= Windows 10 (21H2) | 3 GHz | 300MB | 200MB |
## 支援系统
## 官方网站
Windows 10, 11 (64-bit), 内存 500MB, 存储 200MB 或更高
官方网站 : https://pyantivirus.wixsite.com/pyas
其他系统或版本可能会遇到软体功能故障或程序崩溃
开源网站 : https://github.com/87owo/PYAS
## 特别感谢
## 授权条款
Wix, mtkiao129, 0sha0, AV-T Team of LisectGroup
Copyright© 2020~2025 PYAS Security By 87owo
https://github.com/87owo/PYAS/blob/main/LICENSE.txt
+58 -28
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@@ -1,8 +1,20 @@
# PYAS (Python 防毒軟體)
# PYAS
![PYAS_UI](https://github.com/user-attachments/assets/68765836-7272-482f-b8cd-d8ba728d88ab)
使用 Python 和 C 開發的防毒軟體,並透過深度學習和行為監控來阻止威脅!
## 安裝要求
<img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
## 說明語言
English : https://github.com/87owo/PYAS/blob/main/README.md
繁體中文 : https://github.com/87owo/PYAS/blob/main/README_zh_TW.md
简体中文 : https://github.com/87owo/PYAS/blob/main/README_zh_CN.md
## 安裝需求
建議使用 Python 3.10。其他版本的 Python 可能需要不同的 pip 指令。
```
pip install numpy==1.26.4
@@ -17,45 +29,63 @@ pip install yara-python==4.5.4
## 檔案資訊
以下列出所有相關程式碼與文件的存放位置。
```
PYAS/
├── PYAS.py # 主程式,提供 PySide6 視覺化操作介面
├── PYAS_Config.py # 設定檔處理與全域參數管理
├── PYAS_Engine.py # 掃描引擎,整合 YARA 規則與 ONNX AI 模型
├── PYAS_Interface.py # UI 介面定義與元件交互
├── PYAS_Resource.py # 資源檔與靜態資源管理
├── PYAS_Version.py # 程式版本與打包資訊
├── Engine/
│ ├── Models/ # AI 模型(ONNX 格式)存放目錄
│ └── Rules/ # YARA 規則與網路規則存放目錄
│ ├── Models/
│ │ ├── convert.py # 將可執行檔或其他檔案轉換為圖片
│ │ └── train.py # TensorFlow CNN 模型訓練完整程式碼
│ │
│ └── Rules/
│ ├── rules.yar # YARA 病毒特徵碼規則匹配
│ └── rules.ips # IP 網路位址規則匹配
│
├── Plugins/
│ └── Filter/ # 驅動程式目錄
│ └── PYAS_Driver.sys # Windows 驅動程式(系統保護用)
└── ... # 其它輔助資料夾與檔案
│ └── Filter/
│ ├── DriverEntry.c # 驅動主入口與初始化邏輯
│ ├── DriverEntry.h # 全域驅動定義、常數與函式
│ ├── DriverPipe.c # 核心層與使用者層的管道日誌傳輸實作
│ ├── ProtectBoot.c # 磁碟開機區寫入保護
│ ├── ProtectImage.c # 映像載入監控與 shellcode 偵測
│ ├── ProtectInject.c # 程序與執行緒控制,防止注入
│ ├── ProtectReg.c # 登錄檔修改保護
│ ├── ProtectRules.c # 白名單、封鎖清單與檔案/登錄匹配邏輯
│ └── ProtectRules.h # 保護規則宣告
│
├── PYAS.py # 主應用程式入口點與 UI 到引擎的介面
├── PYAS_Config.py # 組態載入、儲存與全域參數
├── PYAS_Engine.py # 核心掃描引擎:YARA、IP、ONNX 模型執行
├── PYAS_Interface.py # 使用者介面元件與事件處理
├── PYAS_Resource.py # 靜態圖片與圖示資源管理
├── PYAS_Version.py # 版本中繼資料,用於打包與更新
└── ... # 其他補充資料夾與檔案
```
## 官方網頁
## 程式架構
https://pyantivirus.wixsite.com/pyas
PYAS 防毒軟體完整程式流程架構圖。
https://github.com/87owo/PYAS
<img width="23000" height="6000" alt="PYAS_Architecture" src="https://github.com/user-attachments/assets/3a7ce637-c2b3-4719-9658-07f286cfa879" />
## 微軟運行庫
## 安裝版本
https://github.com/87owo/Microsoft_Runtime/releases
打包發行版下載 : https://github.com/87owo/PYAS/releases
## 開源協議
## 系統需求
https://github.com/87owo/PYAS/blob/main/LICENSE.md
| 配置要求 | 權限 | 系統版本 | 處理器 | 可用記憶體空間 | 可用儲存空間 |
| ------- | ---- | ------- | ------ | ------------ | ----------- |
| 最低配置 | 管理員 | >= Windows 10 (20H1) | 1 GHz | 200MB | 100MB |
| 推薦配置 | 管理員 | >= Windows 10 (21H2) | 3 GHz | 300MB | 200MB |
## 支援系統
## 官方網站
Windows 10, 11 (64-bit),記憶體 500MB, 磁碟容量 200MB 或更高
官方網站 : https://pyantivirus.wixsite.com/pyas
其他系統或版本可能會遇到軟體功能故障或程序崩潰
開源網站 : https://github.com/87owo/PYAS
## 特別感謝
## 授權條款
Wix, mtkiao129, 0sha0, AV-T Team of LisectGroup
Copyright© 2020~2025 PYAS Security By 87owo
https://github.com/87owo/PYAS/blob/main/LICENSE.txt