Add files via upload

refactor: replace ifs with dicts/sets + simplify exception handling

Engine/Pattern/convert.py

@@ -1,5 +1,5 @@
 from PIL import Image
-import numpy, pefile, os
+import numpy, os
 
 ####################################################################################################
 
@@ -14,33 +14,17 @@ def preprocess_image(file_data, size, channels=1):
 
 ####################################################################################################
 
-def is_text_file(content, sample_size=1024):
-    raw = content[:sample_size]
-    if not raw:
-        return False
-    text_char = set(range(32, 127)) | {9, 10, 13}
-    nontext = sum(b not in text_char for b in raw)
-    return nontext / len(raw) < 0.15
-
 def get_type(file_path):
     suffix = {".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys", ".mui", ".cpl"}
-
-    match_data = {}
-    if not os.path.splitext(file_path)[-1].lower() in suffix:
-        return match_data
     try:
-        with pefile.PE(file_path, fast_load=True) as pe:
-            for section in pe.sections:
-                name = section.Name.rstrip(b'\x00').decode('latin1').lower()
-                data = section.get_data()
-                if data:
-                    match_data[name] = section.get_data()
-    except pefile.PEFormatError:
+        file_content = None
+        if not os.path.splitext(file_path)[-1].lower() in suffix:
+            return file_content
         with open(file_path, 'rb') as f:
             file_content = f.read()
-        if is_text_file(file_content):
-            match_data[os.path.splitext(file_path)[-1].lower()] = file_content
-    return match_data
+    except:
+        pass
+    return file_content
 
 ####################################################################################################
 
@@ -49,14 +33,17 @@ def file_to_images(input_dir, output_dir):
         for file in files:
             try:
                 file_path = os.path.join(root, file)
-                for name, data in get_type(file_path).items():
-                    print(name, file_path)
+                file_content = get_type(file_path)
+                if file_content:
+                    print(file_path)
                     relative_path = os.path.relpath(root, input_dir)
                     output_path_dir = os.path.join(output_dir, relative_path)
+
                     if not os.path.exists(output_path_dir):
                         os.makedirs(output_path_dir)
-                    image = preprocess_image(data, (224, 224))
-                    image.save(os.path.join(output_path_dir, f"{name}_{file}.png"))
+                    image = preprocess_image(file_content, (224, 224))
+                    safe_name = os.path.basename(file_path).replace('/', '_').replace('\\', '_')
+                    image.save(os.path.join(output_path_dir, f"{safe_name}.png"))
             except Exception as e:
                 print(e)
 

Engine/Pattern/train.py

@@ -11,7 +11,7 @@ tf.keras.mixed_precision.set_global_policy('mixed_float16')
 
 ####################################################################################################
 
-def load_dataset(data_dir, image_size=(224, 224), val_split=0.00001, batch_size=256, color_mode="grayscale"):
+def load_dataset(data_dir, image_size=(224, 224), val_split=0.0001, batch_size=256, color_mode="grayscale"):
     channels = 1 if color_mode == "grayscale" else 3
     file_paths, labels, class_indices = get_file_list(data_dir)
     
@@ -24,14 +24,13 @@ def load_dataset(data_dir, image_size=(224, 224), val_split=0.00001, batch_size=
     train_labels = labels[num_val:]
     val_files = file_paths[:num_val]
     val_labels = labels[:num_val]
-    num_classes = len(class_indices)
 
     train_ds = tf.data.Dataset.from_tensor_slices((train_files, train_labels))
-    train_ds = train_ds.map(lambda f, l: parse_fn(f, l, image_size, channels, num_classes), num_parallel_calls=tf.data.AUTOTUNE)
+    train_ds = train_ds.map(lambda f, l: parse_fn(f, l, image_size, channels), num_parallel_calls=tf.data.AUTOTUNE)
     train_ds = train_ds.batch(batch_size).prefetch(tf.data.AUTOTUNE)
 
     val_ds = tf.data.Dataset.from_tensor_slices((val_files, val_labels))
-    val_ds = val_ds.map(lambda f, l: parse_fn(f, l, image_size, channels, num_classes), num_parallel_calls=tf.data.AUTOTUNE)
+    val_ds = val_ds.map(lambda f, l: parse_fn(f, l, image_size, channels), num_parallel_calls=tf.data.AUTOTUNE)
     val_ds = val_ds.batch(batch_size).prefetch(tf.data.AUTOTUNE)
 
     train_ds.class_indices = class_indices
@@ -39,12 +38,12 @@ def load_dataset(data_dir, image_size=(224, 224), val_split=0.00001, batch_size=
 
 ####################################################################################################
 
-def parse_fn(filename, label, image_size, channels, num_classes):
+def parse_fn(filename, label, image_size, channels):
     img = tf.io.read_file(filename)
     img = tf.image.decode_image(img, channels=channels, expand_animations=False)
     img = tf.cond(tf.reduce_all(tf.equal(tf.shape(img)[:2], image_size)), lambda: tf.cast(img, tf.float32), lambda: tf.image.resize(img, image_size))
     img = tf.cast(img, tf.float32) / 255.0
-    label = tf.one_hot(label, depth=num_classes)
+    label = tf.cast(label, tf.float32)
     return img, label
 
 def get_file_list(directory):
@@ -99,7 +98,7 @@ def coordinate_attention(x, reduction):
 
     return layers.Multiply()([x, x_h_sigmoid, x_w_sigmoid])
 
-def build_model(input_shape, num_classes):
+def build_model(input_shape):
     i = layers.Input(shape=input_shape)
     x = multi_conv(i, strides=1)
     x = gated_conv(x, strides=2)
@@ -112,52 +111,55 @@ def build_model(input_shape, num_classes):
     x = layers.GlobalMaxPooling2D()(x)
 
     x = layers.Dense(x.shape[-1] // 2, activation='gelu', dtype='float32')(x)
-    o = layers.Dense(num_classes, activation='softmax', dtype='float32')(x)
+    o = layers.Dense(1, activation='sigmoid', dtype='float32')(x)
     return models.Model(i, o)
 
 ####################################################################################################
 
-def calculate_lr_cosine_sq(epoch, total_epochs=25, lr_start=5e-4, lr_end=1e-6):
+def calculate_lr_cosine_sq(epoch, total_epochs=30, lr_start=5e-4, lr_end=5e-7):
     cos_val = 0.5 * (1 + numpy.cos(epoch / total_epochs * numpy.pi))
     return lr_end + (lr_start - lr_end) * (cos_val ** 2)
 
 def lr_scheduler(epoch):
     return calculate_lr_cosine_sq(epoch)
 
-def categorical_focal_loss(gamma=2.0, alpha=0.25):
+def binary_focal_loss(gamma=2.0, alpha=0.25):
     def focal_loss(y_true, y_pred):
+        y_true = tf.cast(y_true, tf.float32)
         y_pred = tf.clip_by_value(y_pred, tf.keras.backend.epsilon(), 1.0 - tf.keras.backend.epsilon())
-        cross_entropy = -y_true * tf.math.log(y_pred)
-        loss = alpha * tf.math.pow(1.0 - y_pred, gamma) * cross_entropy
-        return tf.reduce_sum(loss, axis=-1)
+        p_t = tf.where(tf.equal(y_true, 1), y_pred, 1 - y_pred)
+        alpha_t = tf.where(tf.equal(y_true, 1), alpha, 1 - alpha)
+        loss = -alpha_t * tf.math.pow(1.0 - p_t, gamma) * tf.math.log(p_t)
+        return tf.reduce_mean(loss)
     return focal_loss
 
 class CustomModelCheckpoint(callbacks.Callback):
     def on_epoch_end(self, epoch, logs=False):
         models.save_model(self.model, f"PYAS_Model_Epoch_{epoch + 1}.h5")
-        spec = (tf.TensorSpec((None,) + train_ds.image_shape, tf.float32),)
+        spec = (tf.TensorSpec((None,) + self.model.input.shape[1:], tf.float32),)
         model_proto, _ = tf2onnx.convert.from_keras(self.model, input_signature=spec, opset=17)
         with open(f"PYAS_Model_Epoch_{epoch + 1}.onnx", "wb") as f:
             f.write(model_proto.SerializeToString())
 
 ####################################################################################################
 
-train_ds, val_ds = load_dataset(r'.\Image_File_Pefile')
+train_ds, val_ds = load_dataset(r'.\Image_Full_Pefile')
 for imgs, _ in train_ds.take(1):
     train_ds.image_shape = imgs.shape[1:]
     break
 
 try:
-    model = models.load_model('PYAS_Model_Epoch_0.h5')
+    model = models.load_model('PYAS_Model_Epoch_0.h5', compile=False)
     print("Load model from disk")
 except:
     print("Creating a new model")
-    model = build_model(train_ds.image_shape, len(train_ds.class_indices))
+    model = build_model(train_ds.image_shape)
 
 print(f"Total parameters: {model.count_params()}")
-model.compile(optimizer='adam', loss=categorical_focal_loss(gamma=2.0, alpha=0.25), 
-    metrics=['accuracy', metrics.Precision(name='precision'), metrics.Recall(name='recall'),
+model.compile(optimizer='adam', loss=binary_focal_loss(gamma=2.0, alpha=0.25), 
+    metrics=[metrics.BinaryAccuracy(name='accuracy'), metrics.AUC(name='auc'),
+    metrics.Precision(name='precision'), metrics.Recall(name='recall'),
     metrics.FalsePositives(name='fp'), metrics.TrueNegatives(name='tn')])
 
-model.fit(train_ds, epochs=25, callbacks=[CustomModelCheckpoint(), callbacks.LearningRateScheduler(lr_scheduler)], validation_data=val_ds)
+model.fit(train_ds, epochs=30, callbacks=[CustomModelCheckpoint(), callbacks.LearningRateScheduler(lr_scheduler)], validation_data=val_ds, class_weight={0: 10.0, 1: 1.0})
 input('Training Complete')

Engine/Properties/convert.py

@@ -0,0 +1,513 @@
+import os, sys, time, ctypes, sqlite3, datetime, pefile, math
+import numpy as np
+import ctypes.wintypes
+
+####################################################################################################
+
+DB_PATH = "pe_features.db"
+BATCH_SIZE = 100 
+MAX_FILE_SIZE = 256 * 1024 * 1024 
+TARGET_EXTENSIONS = {
+    '.exe', '.dll', '.sys', '.ocx', '.scr', '.efi', '.acm', '.ax', '.cpl', '.drv', '.com'
+}
+
+####################################################################################################
+
+class Features:
+    SCHEMA = [
+        "FileEntropy", "IsExe", "IsDll", "IsDriver", "Is64Bit", "Machine", "Magic",
+        "TimeDateStamp", "CheckSum", "ImageBase", "SizeOfImage", "SizeOfHeaders",
+        "Characteristics", "DllCharacteristics", "Subsystem", "LoaderFlags",
+        "MajorLinkerVersion", "MinorLinkerVersion", "SizeOfCode", 
+        "SizeOfInitializedData", "SizeOfUninitializedData", "AddressOfEntryPoint",
+        "BaseOfCode", "SectionAlignment", "FileAlignment",
+        "MajorOperatingSystemVersion", "MinorOperatingSystemVersion",
+        "MajorImageVersion", "MinorImageVersion",
+        "MajorSubsystemVersion", "MinorSubsystemVersion",
+        "SizeOfStackReserve", "SizeOfStackCommit", "SizeOfHeapReserve", "SizeOfHeapCommit",
+        "NumberOfSections", "NumberOfRvaAndSizes", "PointerToSymbolTable", "NumberOfSymbols",
+        "SizeOfOptionalHeader",
+        
+        "TextSection", "TextSizeRatio", "DataSection", "DataSizeRatio", 
+        "RsrcSection", "RsrcSizeRatio", "SectionCount", "ExecutableSections", 
+        "WritableSections", "ReadableSections", "SectionException",
+        "IconCount", "ApiCount", "ExportCount", "DebugCount", "ExceptionCount",
+        "FileDescriptionLength", "FileVersionLength", "ProductNameLength", 
+        "ProductVersionLength", "CompanyNameLength", "LegalCopyrightLength", 
+        "CommentsLength", "InternalNameLength", "LegalTrademarksLength",
+        "SpecialBuildLength", "PrivateBuildLength",
+        
+        "TrustSigned", "IsDebug", "IsPatched", "IsPrivateBuild", "IsPreRelease", 
+        "IsSpecialBuild", "IsAdmin", "IsInstall", "HasTlsCallbacks", 
+        "HasInvalidTimestamp", "HasRelocationDirectory", "HasPacked", "FileTimeException",
+        
+        "_CorExeMain", "_CorDllMain",
+        
+        "GetDC", "CreateDCW", "CreateDCA", "BitBlt", "StretchBlt", "CreateCompatibleDC",
+        "CreateCompatibleBitmap", "SelectObject", "DeleteDC", "DeleteObject", "GetDeviceCaps",
+        "GetSystemMetrics",
+        
+        "SetWindowsHookExA", "SetWindowsHookExW", "UnhookWindowsHookEx", 
+        "GetAsyncKeyState", "GetKeyState", "GetKeyboardState", 
+        "MapVirtualKeyA", "MapVirtualKeyW", "MapVirtualKeyExA", "MapVirtualKeyExW", 
+        "ToAscii", "ToAsciiEx", "ToUnicode", "ToUnicodeEx", "KeybdEvent", "SendInput",
+        
+        "GetCursorPos", "SetCursorPos", "MouseEvent", "GetDoubleClickTime", 
+        "GetCapture", "SetCapture",
+        
+        "WaveInOpen", "WaveInClose", "WaveInStart", "WaveInStop", 
+        "CapCreateCaptureWindowA", "CapCreateCaptureWindowW", 
+        "OpenClipboard", "CloseClipboard", "GetClipboardData", "SetClipboardData",
+        
+        "GetDesktopWindow", "GetForegroundWindow", "GetWindowDC", "GetWindowRect",
+        "GetClientRect", "PrintWindow", "SetWindowDisplayAffinity", "FindWindowA", "FindWindowW",
+        "EnumWindows", "EnumChildWindows",
+        
+        "Direct3DCreate9", "D3D11CreateDevice", "GdipSaveImageToFile",
+        
+        "CreateProcessA", "CreateProcessW", "CreateThread", "ResumeThread", "SuspendThread",
+        "OpenProcess", "TerminateProcess", "GetCurrentProcess", "GetCurrentProcessId",
+        "ExitProcess", "WinExec", "ShellExecuteA", "ShellExecuteW",
+        
+        "CreateRemoteThread", "QueueUserAPC", "VirtualAlloc", "VirtualAllocEx",
+        "VirtualProtect", "VirtualProtectEx", "WriteProcessMemory", "ReadProcessMemory",
+        "NtUnmapViewOfSection", "SetThreadContext", "GetThreadContext", "Wow64SetThreadContext",
+        "ZwUnmapViewOfSection", "CreateFileMappingA", "CreateFileMappingW", "MapViewOfFile",
+        "UnmapViewOfSection",
+        
+        "LoadLibraryA", "LoadLibraryW", "LoadLibraryExA", "LoadLibraryExW", 
+        "GetProcAddress", "GetModuleHandleA", "GetModuleHandleW", "FreeLibrary",
+        
+        "CreateFileA", "CreateFileW", "WriteFile", "ReadFile", "DeleteFileA", "DeleteFileW",
+        "CopyFileA", "CopyFileW", "MoveFileA", "MoveFileW", "FindFirstFileA", "FindNextFileA",
+        "GetTempPathA", "GetTempPathW", "GetTempFileNameA", "GetTempFileNameW", 
+        "SetFileAttributesA", "SetFileAttributesW", "DeviceIoControl", "SetFileTime",
+        
+        "RegOpenKeyExA", "RegOpenKeyExW", "RegSetValueExA", "RegSetValueExW", 
+        "RegCreateKeyExA", "RegCreateKeyExW", "RegDeleteKeyA", "RegDeleteKeyW",
+        "RegEnumValueA", "RegEnumValueW", "RegQueryValueExA", "RegQueryValueExW",
+        "RegDeleteValueA", "RegDeleteValueW",
+        
+        "OpenSCManagerA", "OpenSCManagerW", "CreateServiceA", "CreateServiceW",
+        "StartServiceA", "StartServiceW", "ControlService", "DeleteService",
+        
+        "AdjustTokenPrivileges", "LookupPrivilegeValueA", "LookupPrivilegeValueW", 
+        "OpenProcessToken", "NetUserAdd", "NetLocalGroupAddMembers",
+        
+        "Socket", "Connect", "Send", "Recv", "WSAStartup", "gethostbyname", "getaddrinfo",
+        "WSAIoctl", "WSASocketA", "WSASocketW",
+        "URLDownloadToFileA", "URLDownloadToFileW", 
+        "InternetOpenA", "InternetOpenW", "InternetConnectA", "InternetConnectW",
+        "InternetOpenUrlA", "InternetOpenUrlW",
+        "HttpOpenRequestA", "HttpOpenRequestW", "HttpSendRequestA", "HttpSendRequestW",
+        "InternetReadFile", "DnsQuery_A", "DnsQuery_W",
+        
+        "IsDebuggerPresent", "CheckRemoteDebuggerPresent", "OutputDebugStringA", "OutputDebugStringW",
+        "GetTickCount", "QueryPerformanceCounter", "Sleep", "GetSystemTimeAsFileTime",
+        "GetLocalTime", "GlobalMemoryStatus", "GetVersionExA", "GetVersionExW",
+        "GetComputerNameA", "GetComputerNameW", "GetUserNameA", "GetUserNameW",
+        
+        "CryptAcquireContextA", "CryptAcquireContextW", "CryptCreateHash", "CryptHashData", 
+        "CryptDeriveKey", "CryptEncrypt", "CryptDecrypt", "CryptDestroyKey", "CryptDestroyHash",
+        "CryptReleaseContext", "CryptGenKey", "CryptImportKey", "CryptExportKey",
+        "RtlDecompressBuffer", "ConnectNamedPipe", "PeekNamedPipe"
+    ]
+    
+    SCHEMA_SET = set(SCHEMA)
+    PACKERS = {
+        'upx', 'aspack', 'asprotect', 'pecompact', 'upack', 'fsg', 'mew', 
+        'mpress', 'ezip', 'pklt', 'shrink', 'petite', 'telock',
+        
+        'themida', 'winlicense', 'tmd', 'vmp', 'enigma', 'obsidium', 
+        'pelock', 'exestealth', 'yoda', 'armadillo', 'zprotect',
+        'sforce', 'starforce', 'qihoo', 'wisevec', 'megastop',
+    }
+    INSTALLER_SIGS = [b"Nullsoft.NSIS", b"Inno Setup", b"7-Zip.7zip", b"InstallShield"]
+
+####################################################################################################
+
+def verify_signature(file_path):
+    if os.name != 'nt':
+        return 0
+    try:
+        wintrust = ctypes.windll.wintrust
+        WINTRUST_ACTION_GENERIC_VERIFY_V2 = ctypes.c_char_p(b'\x6b\xc5\xaa\x00\x44\xcd\xd0\x11\x8c\xc2\x00\xc0\x4f\xc2\x95\xee')
+
+        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)
+            ]
+
+        fi = WINTRUST_FILE_INFO(ctypes.sizeof(WINTRUST_FILE_INFO), file_path, None, None)
+        td = WINTRUST_DATA(ctypes.sizeof(WINTRUST_DATA), None, None, 2, 1, 1, ctypes.pointer(fi), 0, None, None, 0x00000080, 0, None)
+        action = ctypes.wintypes.GUID.from_buffer_copy(WINTRUST_ACTION_GENERIC_VERIFY_V2)
+        return 1 if wintrust.WinVerifyTrust(None, ctypes.byref(action), ctypes.byref(td)) == 0 else 0
+    except:
+        return 0
+
+####################################################################################################
+
+def safe_float(val):
+    try:
+        f = float(val)
+        if math.isinf(f) or math.isnan(f):
+            return 0.0
+        return f
+    except:
+        return 0.0
+
+def process_single_file(file_path):
+    def _calc_entropy(data):
+        if not data:
+            return 0.0
+        arr = np.frombuffer(data, dtype=np.uint8)
+        counts = np.bincount(arr, minlength=256)
+        probs = counts[counts > 0] / len(arr)
+        return float(-np.sum(probs * np.log2(probs)))
+
+    def _safe_div(n, d):
+        return n / d if d > 0 else 0.0
+
+    try:
+        fsize = os.path.getsize(file_path)
+        if fsize == 0 or fsize > MAX_FILE_SIZE:
+            return None
+    except:
+        return None
+
+    fts = {k: 0 for k in Features.SCHEMA}
+    pe = None
+    try:
+        pe = pefile.PE(file_path, fast_load=True)
+        
+        fts['TrustSigned'] = verify_signature(file_path)
+
+        fh = pe.FILE_HEADER
+        fts['Machine'] = fh.Machine
+        fts['NumberOfSections'] = fh.NumberOfSections
+        fts['TimeDateStamp'] = fh.TimeDateStamp
+        fts['PointerToSymbolTable'] = fh.PointerToSymbolTable
+        fts['NumberOfSymbols'] = fh.NumberOfSymbols
+        fts['SizeOfOptionalHeader'] = fh.SizeOfOptionalHeader
+        fts['Characteristics'] = fh.Characteristics
+
+        curr_ts = datetime.datetime.utcnow().timestamp()
+        fts['HasInvalidTimestamp'] = 1 if (fh.TimeDateStamp < 631152000 or fh.TimeDateStamp > curr_ts + 2592000) else 0
+
+        if hasattr(pe, 'OPTIONAL_HEADER'):
+            op = pe.OPTIONAL_HEADER
+            fts['Magic'] = op.Magic
+            fts['MajorLinkerVersion'] = op.MajorLinkerVersion
+            fts['MinorLinkerVersion'] = op.MinorLinkerVersion
+            fts['SizeOfCode'] = op.SizeOfCode
+            fts['SizeOfInitializedData'] = op.SizeOfInitializedData
+            fts['SizeOfUninitializedData'] = op.SizeOfUninitializedData
+            fts['AddressOfEntryPoint'] = op.AddressOfEntryPoint
+            fts['BaseOfCode'] = op.BaseOfCode
+            fts['ImageBase'] = op.ImageBase
+            fts['SectionAlignment'] = op.SectionAlignment
+            fts['FileAlignment'] = op.FileAlignment
+            fts['MajorOperatingSystemVersion'] = op.MajorOperatingSystemVersion
+            fts['MinorOperatingSystemVersion'] = op.MinorOperatingSystemVersion
+            fts['MajorImageVersion'] = op.MajorImageVersion
+            fts['MinorImageVersion'] = op.MinorImageVersion
+            fts['MajorSubsystemVersion'] = op.MajorSubsystemVersion
+            fts['MinorSubsystemVersion'] = op.MinorSubsystemVersion
+            fts['SizeOfImage'] = op.SizeOfImage
+            fts['SizeOfHeaders'] = op.SizeOfHeaders
+            fts['CheckSum'] = op.CheckSum
+            fts['Subsystem'] = op.Subsystem
+            fts['DllCharacteristics'] = op.DllCharacteristics
+            fts['SizeOfStackReserve'] = op.SizeOfStackReserve
+            fts['SizeOfStackCommit'] = op.SizeOfStackCommit
+            fts['SizeOfHeapReserve'] = op.SizeOfHeapReserve
+            fts['SizeOfHeapCommit'] = op.SizeOfHeapCommit
+            fts['LoaderFlags'] = op.LoaderFlags
+            fts['NumberOfRvaAndSizes'] = op.NumberOfRvaAndSizes
+
+            fts['Is64Bit'] = 1 if fh.Machine == 0x8664 else 0
+            fts['IsExe'] = 1 if pe.is_exe() else 0
+            fts['IsDll'] = 1 if pe.is_dll() else 0
+            fts['IsDriver'] = 1 if pe.is_driver() else 0
+
+            if len(op.DATA_DIRECTORY) > 9 and op.DATA_DIRECTORY[9].VirtualAddress > 0:
+                fts['HasTlsCallbacks'] = 1
+            if len(op.DATA_DIRECTORY) > 5 and op.DATA_DIRECTORY[5].Size > 0:
+                fts['HasRelocationDirectory'] = 1
+
+        pe.parse_sections(pe.FILE_HEADER.NumberOfSections)
+        
+        file_data = pe.get_memory_mapped_image()
+        fts['FileEntropy'] = _calc_entropy(file_data)
+
+        fts['SectionCount'] = len(pe.sections)
+        for section in pe.sections:
+            try:
+                name = section.Name.decode('ascii', 'ignore').strip('\x00')
+            except:
+                name = ""
+            s_data = section.get_data()
+            s_entropy = _calc_entropy(s_data)
+
+            if any(p in name.lower() for p in Features.PACKERS):
+                fts['HasPacked'] = 1
+            if section.Characteristics & 0x20000000:
+                fts['ExecutableSections'] += 1
+            if section.Characteristics & 0x80000000:
+                fts['WritableSections'] += 1
+            if section.Characteristics & 0x40000000:
+                fts['ReadableSections'] += 1
+            if section.SizeOfRawData + section.PointerToRawData > fsize:
+                fts['SectionException'] = 1
+
+            ratio = _safe_div(section.SizeOfRawData, fsize)
+            if name.startswith('.text'):
+                fts['TextSection'] = s_entropy
+                fts['TextSizeRatio'] = ratio
+            elif name.startswith('.data'):
+                fts['DataSection'] = s_entropy
+                fts['DataSizeRatio'] = ratio
+            elif name.startswith('.rsrc'):
+                fts['RsrcSection'] = s_entropy
+                fts['RsrcSizeRatio'] = ratio
+                if b"requireAdministrator" in s_data:
+                    fts['IsAdmin'] = 1
+
+                for sig in Features.INSTALLER_SIGS:
+                    if sig in s_data:
+                        fts['IsInstall'] = 1
+                        break
+
+        pe.parse_data_directories(directories=[
+            pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_IMPORT'],
+            pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_EXPORT'],
+            pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_RESOURCE'],
+            pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_DEBUG']
+        ])
+
+        if hasattr(pe, 'DIRECTORY_ENTRY_IMPORT'):
+            for entry in pe.DIRECTORY_ENTRY_IMPORT:
+                for imp in entry.imports:
+                    fts['ApiCount'] += 1
+                    if not imp or not hasattr(imp, 'name') or not imp.name:
+                        continue
+                    try:
+                        name = imp.name.decode('ascii', 'ignore')
+                        if name in Features.SCHEMA_SET:
+                            fts[name] = 1
+                    except:
+                        pass
+
+        if hasattr(pe, 'DIRECTORY_ENTRY_EXPORT'):
+            fts['ExportCount'] = len(pe.DIRECTORY_ENTRY_EXPORT.symbols)
+        
+        if hasattr(pe, 'DIRECTORY_ENTRY_RESOURCE'):
+            for entry in pe.DIRECTORY_ENTRY_RESOURCE.entries:
+                if entry.id == 3 and hasattr(entry, 'directory'):
+                    fts['IconCount'] = len(entry.directory.entries)
+                    break
+        
+        if hasattr(pe, 'DIRECTORY_ENTRY_DEBUG'):
+            fts['DebugCount'] = len(pe.DIRECTORY_ENTRY_DEBUG)
+
+        for k in fts:
+            fts[k] = safe_float(fts[k])
+
+        return fts
+
+    except Exception:
+        return None
+    finally:
+        if pe:
+            pe.close()
+
+####################################################################################################
+
+def init_db():
+    conn = sqlite3.connect(DB_PATH)
+    conn.execute("PRAGMA synchronous = OFF")
+    conn.execute("PRAGMA journal_mode = WAL")
+    conn.execute("PRAGMA cache_size = 10000")
+    cols = ", ".join([f"{c} REAL" for c in Features.SCHEMA])
+    conn.execute(f"CREATE TABLE IF NOT EXISTS PeData ({cols}, Label INTEGER)")
+    conn.commit()
+    return conn
+
+def prune_db_duplicates(conn):
+    try:
+        print("\n[*] Post-processing: Checking for and removing duplicate entries...")
+        all_cols = ", ".join(Features.SCHEMA + ["Label"])
+        
+        sql_count_before = "SELECT COUNT(*) FROM PeData"
+        before = conn.execute(sql_count_before).fetchone()[0]
+        
+        sql_dedup = f"""
+            DELETE FROM PeData 
+            WHERE rowid NOT IN (
+                SELECT MIN(rowid) 
+                FROM PeData 
+                GROUP BY {all_cols}
+            )
+        """
+        conn.execute(sql_dedup)
+        conn.commit()
+        
+        after = conn.execute(sql_count_before).fetchone()[0]
+        removed = before - after
+        
+        if removed > 0:
+            print(f"[+] Deduplication complete. Removed {removed} duplicate rows.")
+            print("    (Duplicates occur if the same file is scanned multiple times)")
+        else:
+            print("[+] Deduplication complete. No duplicates found.")
+            
+    except Exception as e:
+        print(f"[-] Deduplication Warning: {e}")
+
+####################################################################################################
+
+def scan_and_save(conn, path, label):
+    print(f"\n[*] Scanning: {path} (Label={label})")
+    print(f"[*] Config: Max File Size = {MAX_FILE_SIZE/1024/1024:.0f} MB")
+    
+    files = []
+    print("[*] Walking directory tree...")
+    if os.path.isfile(path): 
+        files.append(path)
+    else:
+        for r, _, fs in os.walk(path):
+            for f in fs:
+                if os.path.splitext(f)[1].lower() in TARGET_EXTENSIONS:
+                    files.append(os.path.join(r, f))
+    
+    total = len(files)
+    if total == 0:
+        print("[-] No valid PE files found in this path.")
+        return
+
+    print(f"[*] Found {total} files. Processing...")
+    
+    batch = []
+    count = 0
+    errors = 0
+    start_time = time.time()
+    
+    placeholders = ",".join(["?"] * (len(Features.SCHEMA) + 1))
+    sql = f"INSERT INTO PeData VALUES ({placeholders})"
+    
+    try:
+        for i, file_path in enumerate(files):
+            res = process_single_file(file_path)
+            
+            if res:
+                vals = [res.get(c, 0.0) for c in Features.SCHEMA]
+                vals.append(float(label))
+                batch.append(tuple(vals))
+                count += 1
+            else:
+                errors += 1
+            
+            if len(batch) >= BATCH_SIZE:
+                try:
+                    conn.executemany(sql, batch)
+                    conn.commit()
+                    batch = []
+                except Exception as batch_err:
+                    print(f"\n[-] Batch Error: {batch_err}. Retrying strictly...")
+                    for row in batch:
+                        try:
+                            conn.execute(sql, row)
+                        except Exception:
+                            errors += 1
+                            count -= 1 
+                    conn.commit()
+                    batch = []
+            
+            elapsed = time.time() - start_time
+            rate = (i + 1) / elapsed if elapsed > 0 else 0
+            sys.stdout.write(f"\r[{i+1}/{total}] OK: {count} | Skip/Err: {errors} | {rate:.1f} files/s")
+            sys.stdout.flush()
+
+    except KeyboardInterrupt:
+        print("\n\n[-] Interrupted by user.")
+    except Exception as e:
+        print(f"\n[-] Unexpected Error: {e}")
+    finally:
+        if batch:
+            print(f"\n[*] Saving remaining {len(batch)} items...")
+            try:
+                conn.executemany(sql, batch)
+                conn.commit()
+            except Exception as final_err:
+                print(f"[-] Final Batch Error: {final_err}. Retrying strictly...")
+                for row in batch:
+                    try:
+                        conn.execute(sql, row)
+                    except Exception:
+                        pass
+                conn.commit()
+        
+        print(f"\n[+] Scan finished/stopped. Total added: {count}")
+        prune_db_duplicates(conn)
+
+####################################################################################################
+
+if __name__ == "__main__":
+    print("\n---------------- PE Dataset Builder v2.6 ----------------\n")
+    print("Type 'exit' or 'q' at any prompt to quit.")
+    
+    if os.path.exists(DB_PATH):
+        print(f"[-] Note: If SCHEMA changed, please delete {DB_PATH} before running.")
+
+    conn = init_db()
+    try:
+        while True:
+            print("\n---------------------------------------------------------\n")
+            raw_path = input("[*] Enter Path (File or Folder): ").strip()
+            target_path = raw_path.strip('"').strip("'")
+
+            if target_path.lower() in ['exit', 'q']:
+                break
+
+            if not target_path or not os.path.exists(target_path):
+                print("[-] Invalid path. Please try again.")
+                continue
+
+            while True:
+                label_input = input("[*] Enter Label (0=Safe, 1=Malware): ").strip()
+                if label_input.lower() in ['exit', 'q']:
+                    conn.close()
+                    sys.exit()
+
+                if label_input in ['0', '1']:
+                    label = int(label_input)
+                    break
+                else:
+                    print("[-] Please enter 0 or 1.")
+
+            scan_and_save(conn, target_path, label)
+    except KeyboardInterrupt:
+        print("\n\n[-] Interrupted.")
+    finally:
+        conn.close()
+        print(f"\n[+] Database saved to: {os.path.abspath(DB_PATH)}")

Engine/Properties/train.py

@@ -0,0 +1,195 @@
+import os, sys, time, sqlite3, re, json
+import pandas as pd
+import numpy as np
+import lightgbm as lgb
+import onnxmltools
+from onnxmltools.convert.common.data_types import FloatTensorType
+from sklearn.model_selection import train_test_split
+from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
+
+####################################################################################################
+
+DB_PATH = "pe_features.db"
+MODEL_FILE = "pe_malware_lgbm.txt"
+ONNX_FILE = "pe_malware.onnx"
+FEATURE_FILE = "features.json"
+TEST_SIZE = 0.0001
+RANDOM_SEED = 42
+
+LGBM_PARAMS = {
+    'objective': 'binary',
+    'metric': ['binary_logloss', 'auc'],
+    'boosting_type': 'gbdt',
+    'num_leaves': 63,
+    'learning_rate': 0.05,
+    'feature_fraction': 0.8,
+    'bagging_fraction': 0.8,
+    'bagging_freq': 5,
+    'verbose': -1,
+    'seed': RANDOM_SEED,
+    'n_jobs': -1,
+    'max_depth': -1,
+    'min_data_in_leaf': 20,
+    'lambda_l1': 0.1,
+    'lambda_l2': 0.1
+}
+
+####################################################################################################
+
+def get_raw_schema(db_path):
+    if not os.path.exists(db_path):
+        return None
+    conn = sqlite3.connect(db_path)
+    try:
+        cursor = conn.cursor()
+        cursor.execute("PRAGMA table_info(PeData)")
+        columns = [row[1] for row in cursor.fetchall()]
+        exclude_lower = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score'}
+        return [c for c in columns if c.lower().strip() not in exclude_lower]
+    except:
+        return None
+    finally:
+        conn.close()
+
+def load_and_clean_data(db_path, raw_cols):
+    print(f"[*] Connecting to database: {db_path}")
+    conn = sqlite3.connect(db_path)
+    req_cols = list(set(raw_cols + ['Label']))
+    sql = f"SELECT {', '.join(req_cols)} FROM PeData"
+    
+    try:
+        df = pd.read_sql_query(sql, conn)
+        if df.empty: return None, None, None
+
+        label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
+        if not label_col:
+            print("[-] Critical Error: Label column not found.")
+            return None, None, None
+
+        y = df[label_col].astype(int)
+        X = df.drop(columns=[label_col], errors='ignore')
+        
+        valid_features = [c for c in raw_cols if c in X.columns]
+        X = X[valid_features].copy()
+        
+        X = X.rename(columns=lambda x: re.sub('[^A-Za-z0-9_]+', '', x))
+        
+        if X.isnull().values.any():
+            X = X.fillna(X.median(numeric_only=True))
+
+        final_features = X.columns.tolist()
+        return X, y, final_features
+    finally:
+        conn.close()
+
+####################################################################################################
+
+def train_process(X, y):
+    print(f"[*] Dataset shape: {X.shape}")
+    
+    X_train, X_test, y_train, y_test = train_test_split(
+        X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
+    )
+    
+    n_pos = (y_train == 1).sum()
+    n_neg = (y_train == 0).sum()
+    
+    base_weight = n_neg / n_pos if n_pos > 0 else 1.0
+    
+    weight_ratio_base = 1.0
+    weight_ratio_target = 0.1
+    final_pos_weight = base_weight * (weight_ratio_target / weight_ratio_base)
+    
+    print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
+    print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted (Favor Safe)={final_pos_weight:.4f}")
+    
+    train_data = lgb.Dataset(X_train, label=y_train)
+    valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
+    
+    params = LGBM_PARAMS.copy()
+    params['scale_pos_weight'] = final_pos_weight
+
+    print("\n[*] Starting LightGBM training (Full Force, No Early Stopping)...")
+    start_time = time.time()
+    
+    model = lgb.train(
+        params,
+        train_data,
+        valid_sets=[valid_data],
+        num_boost_round=1000,
+        callbacks=[
+            lgb.log_evaluation(period=100)
+        ]
+    )
+    
+    elapsed = time.time() - start_time
+    print(f"\n[+] Training finished in {elapsed:.2f}s")
+    
+    return model, X_test, y_test
+
+def export_onnx_model(model, feature_names):
+    print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
+    try:
+        initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
+        onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
+        onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
+        
+        with open(FEATURE_FILE, 'w') as f:
+            json.dump(feature_names, f)
+            
+        print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
+    except Exception as e:
+        print(f"[-] ONNX export failed: {e}")
+
+def evaluate_and_save(model, X_test, y_test):
+    print("\n------------------- Evaluation Report -------------------\n")
+    y_prob = model.predict(X_test, num_iteration=model.best_iteration)
+    y_pred = (y_prob > 0.5).astype(int)
+    
+    acc = accuracy_score(y_test, y_pred)
+    auc = roc_auc_score(y_test, y_prob)
+    
+    print(f"Accuracy : {acc:.4f}")
+    print(f"ROC AUC  : {auc:.4f}")
+    print("\n" + classification_report(y_test, y_pred, zero_division=0))
+
+    print("---------------------------------------------------------\n")
+    print("[*] Top 20 Features (Importance by Gain):")
+    
+    feature_names = model.feature_name()
+    importance = model.feature_importance(importance_type='gain')
+    feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
+    print(feature_imp.head(20).to_string(index=False))
+    
+    print("\n---------------------------------------------------------\n")
+    
+    model.save_model(MODEL_FILE)
+    print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
+    
+    export_onnx_model(model, feature_names)
+
+####################################################################################################
+
+if __name__ == "__main__":
+    print("\n---------------- PE Malware Trainer v3.0 ----------------\n")
+
+    if not os.path.exists(DB_PATH):
+        print(f"[-] Error: Database {DB_PATH} not found.")
+        sys.exit(1)
+
+    raw_schema = get_raw_schema(DB_PATH)
+    if not raw_schema:
+        print("[-] Error: Could not read schema.")
+        sys.exit(1)
+
+    X, y, _ = load_and_clean_data(DB_PATH, raw_schema)
+    if X is None:
+        sys.exit(1)
+
+    try:
+        model, X_test, y_test = train_process(X, y)
+        evaluate_and_save(model, X_test, y_test)
+    except KeyboardInterrupt:
+        print("\n\n[-] Training interrupted.")
+    except Exception as e:
+        print(f"\n[-] Critical Error: {e}")

PYAS_Config.py

@@ -24,10 +24,10 @@ translate_dict = {
 
     "english_switch": {"開啟":"On","關閉":"Off","开启":"On","关闭":"Off","，":", ",
               "立即刪除":"Delete Now","安全模式":"Safe Mode","官方網站":"Official Website ",
-              "腳本":"Script ","鏈式":"Chain ","記憶體":"Memory ","加載":"Load ",
+              "腳本":"Script ","鏈式":"Chain ","記憶體":"Memory ","正在加載":"Loading ","加載":"Load ",
               "行為":"Behavior ","可疑":"Suspicious ","勒索":"Ransom ","主要":"Main ",
               "許可條款":"License Terms ","惡意":"Malicious", "開發":"Developers ",
-              "啟用":"Enable ","禁用":"Disable ","正在初始化中":"Initializing ",
+              "啟用":"Enable ","禁用":"Disable ","正在初始化中":"Initializing ","初始化":"initialize ",
               "正在掃描":"Scanning ","正在刪除":"Deleting ","正在追蹤":"Tracking ",
               "最小化到":"Minimize To ","靈敏度":"Sensitivity ","正在檢查":"Checking ",
               "確定要":"Sure Want To ","引擎靈敏度":"Sensitivity ","更新":"Update ",

PYAS_Engine.py

@@ -1,5 +1,6 @@
-import os, yara, numpy, base64, onnxruntime
-import ctypes, ctypes.wintypes, pefile
+import os, yara, time, numpy, base64, requests, pefile, math
+import ctypes, ctypes.wintypes, hashlib, onnxruntime
+
 from PIL import Image
 from io import BytesIO
 
@@ -45,129 +46,168 @@ class sign_scanner:
         for name in path:
             try:
                 setattr(self, name.lower(), ctypes.WinDLL(name, use_last_error=True))
-            except Exception as e:
-                self.send_message(e, "warn", False)
+            except Exception:
+                pass
 
-        self.WinVerifyTrust = self.wintrust.WinVerifyTrust
-        self.WinVerifyTrust.restype = ctypes.wintypes.LONG
-        self.WinVerifyTrust.argtypes = [ctypes.wintypes.HWND, ctypes.POINTER(GUID), ctypes.c_void_p]
-
-    def is_sign(self, file_path):
-        with pefile.PE(file_path, fast_load=True) as pe:
-            sec_dir = pe.OPTIONAL_HEADER.DATA_DIRECTORY[pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_SECURITY']]
-            return sec_dir.VirtualAddress != 0 and sec_dir.Size > 0
+        try:
+            self.WinVerifyTrust = self.wintrust.WinVerifyTrust
+            self.WinVerifyTrust.restype = ctypes.wintypes.LONG
+            self.WinVerifyTrust.argtypes = [ctypes.wintypes.HWND, ctypes.POINTER(GUID), ctypes.c_void_p]
+        except Exception:
+            pass
 
     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
+        try:
+            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
+        except Exception:
+            return False
 
 ####################################################################################################
 
 class rule_scanner:
     def __init__(self):
-        self.rules = {}
+        self.rules = None
         self.network = []
 
-    def load_path(self, path):
+    def load_path(self, path, callback=None):
+        yara_files = {}
         for root, _, files in os.walk(path):
             for file in files:
-                self.load_file(os.path.join(root, file))
+                full_path = os.path.join(root, file)
+                if callback:
+                    callback(full_path)
+                ext = os.path.splitext(file)[1].lower()
+                if ext in ('.yara', '.yar'):
+                    namespace = os.path.relpath(full_path, path).replace(os.sep, '_')
+                    yara_files[namespace] = full_path
+                elif ext in ('.yc', '.yrc'):
+                    self.load_compiled_rule(full_path)
+                elif ext in ('.ip', '.txt'):
+                    self.load_network_list(full_path)
 
-    def load_file(self, file):
-        ext = os.path.splitext(file)[1].lower()
+        if yara_files:
+            self.compile_all_rules(yara_files)
+
+####################################################################################################
+
+    def load_compiled_rule(self, file):
         try:
-            if ext in ('.yara', '.yar'):
-                self.rules[file] = yara.compile(file)
-            elif ext in ('.yc', '.yrc'):
-                self.rules[file] = yara.load(file)
-            elif ext in ('.ip', '.txt'):
-                with open(file, "r", encoding="utf-8", errors="ignore") as f:
-                    self.network.extend(line.strip() for line in f if line.strip())
+            self.rules = yara.load(file)
         except Exception:
-            return False
+            pass
+
+    def load_network_list(self, file):
+        try:
+            with open(file, "r", encoding="utf-8", errors="ignore") as f:
+                self.network.extend(line.strip() for line in f if line.strip())
+        except Exception:
+            pass
+
+    def compile_all_rules(self, file_map):
+        try:
+            self.rules = yara.compile(filepaths=file_map)
+        except Exception:
+            pass
+
+####################################################################################################
 
     def yara_scan(self, file_path):
         try:
-            for rules in self.rules.values():
-                matches = rules.match(filepath=file_path)
-                if matches:
-                    rule_name = str(matches[0])
-                    label = rule_name.split("_")[0]
-                    level = rule_name.split("_")[-1]
-                    return f"Rules/{label}", level
+            if not self.rules:
+                return False, False
+
+            matches = self.rules.match(filepath=file_path)
+            if matches:
+                rule_name = str(matches[0])
+                label = rule_name.split("_")[0]
+                level = rule_name.split("_")[-1]
+                return f"{label}:WinPE/Unknown.A!rb", level
             return False, False
         except Exception:
             return False, False
 
 ####################################################################################################
 
-class model_scanner:
+class cnn_scanner:
     def __init__(self):
-        self.model = None
-        self.suffix = {".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys"}
-        self.labels = ["Pefile/White", "Pefile/General"]
-        self.detect_set = {"Pefile/General"}
+        self.models = []
+        self.labels = ["White:WinPE/Unknown", "General:WinPE/Unknown"]
+        self.detect_set = {"General:WinPE/Unknown"}
         self.resize = (224, 224)
 
-    def load_path(self, path):
+    def load_path(self, path, callback=None):
         for root, _, files in os.walk(path):
             for file in files:
-                self.load_file(os.path.join(root, file))
+                full_path = os.path.join(root, file)
+                if callback:
+                    callback(full_path)
+                self.load_file(full_path)
 
     def load_file(self, file):
         if file.lower().endswith('.onnx'):
             try:
-                self.model = onnxruntime.InferenceSession(file)
+                session = onnxruntime.InferenceSession(file, providers=['CPUExecutionProvider'])
+                self.models.append(session)
             except Exception:
                 return False
 
+####################################################################################################
+
     def model_scan(self, file_path, full_output=False):
-        if not self.model:
+        if not self.models:
             return (False, False) if not full_output else ([], str(file_path), None)
 
-        sections = self.extract_sections(file_path)
-        if not sections:
-            return (False, False) if not full_output else ([], str(file_path), None)
-            
-        images = [self.preprocess_image(data, self.resize) for data in sections.values()]
-        if not images:
+        data = self.get_data(file_path)
+        if not data:
             return (False, False) if not full_output else ([], str(file_path), None)
 
-        arr = numpy.stack([numpy.asarray(img).astype('float32') / 255.0 for img in images])
+        image = self.preprocess_image(data, self.resize)
+        if not image:
+            return (False, False) if not full_output else ([], str(file_path), None)
+
+        arr = numpy.asarray(image).astype('float32') / 255.0
+        arr = numpy.expand_dims(arr, axis=0)
         if arr.ndim == 3:
             arr = numpy.expand_dims(arr, axis=-1)
 
-        input_meta = self.model.get_inputs()[0]
-        input_name = input_meta.name
-        input_shape = input_meta.shape
-
-        if len(input_shape) == 4:
-            if input_shape[1] in (1, 3) and input_shape[3] not in (1, 3):
-                arr = arr.transpose(0, 3, 1, 2)
-        try:
-            probs = self.model.run(None, {input_name: arr})[0]
-        except Exception:
-            return (False, False) if not full_output else ([], str(file_path), None)
-
         results = []
         best_malicious = None
 
-        for name, pred, img in zip(sections.keys(), probs, images):
-            idx = int(numpy.argmax(pred))
-            label = self.labels[idx] if idx < len(self.labels) else f"Class_{idx}"
-            conf = round(float(pred[idx]) * 100, 2)
-            print(f"Section: {name} | Label: {label} | Confidence: {conf}%")
+        for model in self.models:
+            input_meta = model.get_inputs()[0]
+            input_name = input_meta.name
+            input_shape = input_meta.shape
+            
+            curr_arr = arr.copy()
+            if len(input_shape) == 4:
+                if input_shape[1] in (1, 3) and input_shape[3] not in (1, 3):
+                    curr_arr = curr_arr.transpose(0, 3, 1, 2)
+            
+            try:
+                probs = model.run(None, {input_name: curr_arr})[0]
+                pred_prob = float(probs[0][0]) if hasattr(probs[0], '__len__') else float(probs[0])
+            except Exception:
+                continue
+
+            is_malicious = pred_prob > 0.5
+            idx = 1 if is_malicious else 0
+            label = self.labels[idx]
+            
+            conf = pred_prob if is_malicious else (1.0 - pred_prob)
+            conf = round(conf * 100, 2)
 
             if full_output:
-                results.append((name, label, conf, self.pil_to_base64(img)))
+                results.append(("Whole File", label, conf, self.pil_to_base64(image)))
+            
             if label in self.detect_set:
                 if best_malicious is None or conf > best_malicious[1]:
-                    best_malicious = (label, int(conf))
+                    best_malicious = (f"{label}.{int(conf)}!dl", int(conf))
 
         if full_output:
             results.sort(key=lambda x: (x[1] not in self.detect_set, -x[2]))
@@ -177,6 +217,8 @@ class model_scanner:
 
         return best_malicious if best_malicious else (False, False)
 
+####################################################################################################
+
     def pil_to_base64(self, img):
         buf = BytesIO()
         img.save(buf, format='PNG')
@@ -191,18 +233,413 @@ class model_scanner:
         image = Image.fromarray(imgbuf.reshape((wah, wah)), 'L')
         return image.resize((width, height), Image.Resampling.NEAREST)
 
-    def extract_sections(self, file_path):
-        match_data = {}
-        fpath_str = str(file_path)
-        ext = os.path.splitext(fpath_str)[-1].lower()
-        if ext in self.suffix:
-            try:
-                with pefile.PE(fpath_str, fast_load=True) as pe:
-                    for section in pe.sections:
-                        name = section.Name.rstrip(b'\x00').decode('latin1', errors='ignore').lower()
-                        data = section.get_data()
-                        if data:
-                            match_data[name] = data
-            except Exception:
-                pass
-        return match_data
+    def get_data(self, file_path):
+        try:
+            with open(file_path, 'rb') as f:
+                return f.read()
+        except Exception:
+            return None
+
+####################################################################################################
+
+class pe_scanner:
+    def __init__(self):
+        self.model = None
+        self.input_name = None
+        self.signer = sign_scanner()
+        self.signer.init_windll(["wintrust"])
+        self.SCHEMA = [
+            "FileEntropy", "IsExe", "IsDll", "IsDriver", "Is64Bit", "Machine", "Magic",
+            "TimeDateStamp", "CheckSum", "ImageBase", "SizeOfImage", "SizeOfHeaders",
+            "Characteristics", "DllCharacteristics", "Subsystem", "LoaderFlags",
+            "MajorLinkerVersion", "MinorLinkerVersion", "SizeOfCode", 
+            "SizeOfInitializedData", "SizeOfUninitializedData", "AddressOfEntryPoint",
+            "BaseOfCode", "SectionAlignment", "FileAlignment",
+            "MajorOperatingSystemVersion", "MinorOperatingSystemVersion",
+            "MajorImageVersion", "MinorImageVersion",
+            "MajorSubsystemVersion", "MinorSubsystemVersion",
+            "SizeOfStackReserve", "SizeOfStackCommit", "SizeOfHeapReserve", "SizeOfHeapCommit",
+            "NumberOfSections", "NumberOfRvaAndSizes", "PointerToSymbolTable", "NumberOfSymbols",
+            "SizeOfOptionalHeader",
+            "TextSection", "TextSizeRatio", "DataSection", "DataSizeRatio", 
+            "RsrcSection", "RsrcSizeRatio", "SectionCount", "ExecutableSections", 
+            "WritableSections", "ReadableSections", "SectionException",
+            "IconCount", "ApiCount", "ExportCount", "DebugCount", "ExceptionCount",
+            "FileDescriptionLength", "FileVersionLength", "ProductNameLength", 
+            "ProductVersionLength", "CompanyNameLength", "LegalCopyrightLength", 
+            "CommentsLength", "InternalNameLength", "LegalTrademarksLength",
+            "SpecialBuildLength", "PrivateBuildLength",
+            "TrustSigned", "IsDebug", "IsPatched", "IsPrivateBuild", "IsPreRelease", 
+            "IsSpecialBuild", "IsAdmin", "IsInstall", "HasTlsCallbacks", 
+            "HasInvalidTimestamp", "HasRelocationDirectory", "HasPacked", "FileTimeException",
+            "_CorExeMain", "_CorDllMain",
+            "GetDC", "CreateDCW", "CreateDCA", "BitBlt", "StretchBlt", "CreateCompatibleDC",
+            "CreateCompatibleBitmap", "SelectObject", "DeleteDC", "DeleteObject", "GetDeviceCaps",
+            "GetSystemMetrics",
+            "SetWindowsHookExA", "SetWindowsHookExW", "UnhookWindowsHookEx", 
+            "GetAsyncKeyState", "GetKeyState", "GetKeyboardState", 
+            "MapVirtualKeyA", "MapVirtualKeyW", "MapVirtualKeyExA", "MapVirtualKeyExW", 
+            "ToAscii", "ToAsciiEx", "ToUnicode", "ToUnicodeEx", "KeybdEvent", "SendInput",
+            "GetCursorPos", "SetCursorPos", "MouseEvent", "GetDoubleClickTime", 
+            "GetCapture", "SetCapture",
+            "WaveInOpen", "WaveInClose", "WaveInStart", "WaveInStop", 
+            "CapCreateCaptureWindowA", "CapCreateCaptureWindowW", 
+            "OpenClipboard", "CloseClipboard", "GetClipboardData", "SetClipboardData",
+            "GetDesktopWindow", "GetForegroundWindow", "GetWindowDC", "GetWindowRect",
+            "GetClientRect", "PrintWindow", "SetWindowDisplayAffinity", "FindWindowA", "FindWindowW",
+            "EnumWindows", "EnumChildWindows",
+            "Direct3DCreate9", "D3D11CreateDevice", "GdipSaveImageToFile",
+            "CreateProcessA", "CreateProcessW", "CreateThread", "ResumeThread", "SuspendThread",
+            "OpenProcess", "TerminateProcess", "GetCurrentProcess", "GetCurrentProcessId",
+            "ExitProcess", "WinExec", "ShellExecuteA", "ShellExecuteW",
+            "CreateRemoteThread", "QueueUserAPC", "VirtualAlloc", "VirtualAllocEx",
+            "VirtualProtect", "VirtualProtectEx", "WriteProcessMemory", "ReadProcessMemory",
+            "NtUnmapViewOfSection", "SetThreadContext", "GetThreadContext", "Wow64SetThreadContext",
+            "ZwUnmapViewOfSection", "CreateFileMappingA", "CreateFileMappingW", "MapViewOfFile",
+            "UnmapViewOfSection",
+            "LoadLibraryA", "LoadLibraryW", "LoadLibraryExA", "LoadLibraryExW", 
+            "GetProcAddress", "GetModuleHandleA", "GetModuleHandleW", "FreeLibrary",
+            "CreateFileA", "CreateFileW", "WriteFile", "ReadFile", "DeleteFileA", "DeleteFileW",
+            "CopyFileA", "CopyFileW", "MoveFileA", "MoveFileW", "FindFirstFileA", "FindNextFileA",
+            "GetTempPathA", "GetTempPathW", "GetTempFileNameA", "GetTempFileNameW", 
+            "SetFileAttributesA", "SetFileAttributesW", "DeviceIoControl", "SetFileTime",
+            "RegOpenKeyExA", "RegOpenKeyExW", "RegSetValueExA", "RegSetValueExW", 
+            "RegCreateKeyExA", "RegCreateKeyExW", "RegDeleteKeyA", "RegDeleteKeyW",
+            "RegEnumValueA", "RegEnumValueW", "RegQueryValueExA", "RegQueryValueExW",
+            "RegDeleteValueA", "RegDeleteValueW",
+            "OpenSCManagerA", "OpenSCManagerW", "CreateServiceA", "CreateServiceW",
+            "StartServiceA", "StartServiceW", "ControlService", "DeleteService",
+            "AdjustTokenPrivileges", "LookupPrivilegeValueA", "LookupPrivilegeValueW", 
+            "OpenProcessToken", "NetUserAdd", "NetLocalGroupAddMembers",
+            "Socket", "Connect", "Send", "Recv", "WSAStartup", "gethostbyname", "getaddrinfo",
+            "WSAIoctl", "WSASocketA", "WSASocketW",
+            "URLDownloadToFileA", "URLDownloadToFileW", 
+            "InternetOpenA", "InternetOpenW", "InternetConnectA", "InternetConnectW",
+            "InternetOpenUrlA", "InternetOpenUrlW",
+            "HttpOpenRequestA", "HttpOpenRequestW", "HttpSendRequestA", "HttpSendRequestW",
+            "InternetReadFile", "DnsQuery_A", "DnsQuery_W",
+            "IsDebuggerPresent", "CheckRemoteDebuggerPresent", "OutputDebugStringA", "OutputDebugStringW",
+            "GetTickCount", "QueryPerformanceCounter", "Sleep", "GetSystemTimeAsFileTime",
+            "GetLocalTime", "GlobalMemoryStatus", "GetVersionExA", "GetVersionExW",
+            "GetComputerNameA", "GetComputerNameW", "GetUserNameA", "GetUserNameW",
+            "CryptAcquireContextA", "CryptAcquireContextW", "CryptCreateHash", "CryptHashData", 
+            "CryptDeriveKey", "CryptEncrypt", "CryptDecrypt", "CryptDestroyKey", "CryptDestroyHash",
+            "CryptReleaseContext", "CryptGenKey", "CryptImportKey", "CryptExportKey",
+            "RtlDecompressBuffer", "ConnectNamedPipe", "PeekNamedPipe"
+        ]
+        self.PACKERS = {
+            'upx', 'aspack', 'asprotect', 'pecompact', 'upack', 'fsg', 'mew', 
+            'mpress', 'ezip', 'pklt', 'shrink', 'petite', 'telock',
+            'themida', 'winlicense', 'tmd', 'vmp', 'enigma', 'obsidium', 
+            'pelock', 'exestealth', 'yoda', 'armadillo', 'zprotect',
+            'sforce', 'starforce', 'qihoo', 'wisevec', 'megastop',
+        }
+        self.INSTALLER_SIGS = [b"Nullsoft.NSIS", b"Inno Setup", b"7-Zip.7zip", b"InstallShield"]
+        self.SCHEMA_SET = set(self.SCHEMA)
+
+####################################################################################################
+
+    def load_path(self, path, callback=None):
+        for root, _, files in os.walk(path):
+            for file in files:
+                full_path = os.path.join(root, file)
+                if callback:
+                    callback(full_path)
+                self.load_model(full_path)
+
+    def load_model(self, model_path):
+        if not os.path.exists(model_path) or not model_path.endswith('.onnx'):
+            return
+        try:
+            self.model = onnxruntime.InferenceSession(model_path, providers=['CPUExecutionProvider'])
+            self.input_name = self.model.get_inputs()[0].name
+        except Exception:
+            pass
+
+####################################################################################################
+
+    def _safe_float(self, val):
+        try:
+            f = float(val)
+            if math.isinf(f) or math.isnan(f): return 0.0
+            return f
+        except:
+            return 0.0
+
+    def _calc_entropy(self, data):
+        if not data: return 0.0
+        arr = numpy.frombuffer(data, dtype=numpy.uint8)
+        counts = numpy.bincount(arr, minlength=256)
+        probs = counts[counts > 0] / len(arr)
+        return float(-numpy.sum(probs * numpy.log2(probs)))
+
+####################################################################################################
+
+    def extract_features(self, file_path):
+        fts = {k: 0 for k in self.SCHEMA}
+        pe = None
+        try:
+            fsize = os.path.getsize(file_path)
+            if fsize == 0: return None
+
+            pe = pefile.PE(file_path, fast_load=True)
+            fts['TrustSigned'] = 1 if self.signer.sign_verify(file_path) else 0
+
+            fh = pe.FILE_HEADER
+            fts['Machine'] = fh.Machine
+            fts['NumberOfSections'] = fh.NumberOfSections
+            fts['TimeDateStamp'] = fh.TimeDateStamp
+            fts['PointerToSymbolTable'] = fh.PointerToSymbolTable
+            fts['NumberOfSymbols'] = fh.NumberOfSymbols
+            fts['SizeOfOptionalHeader'] = fh.SizeOfOptionalHeader
+            fts['Characteristics'] = fh.Characteristics
+
+            curr_ts = time.time()
+            fts['HasInvalidTimestamp'] = 1 if (fh.TimeDateStamp < 631152000 or fh.TimeDateStamp > curr_ts + 2592000) else 0
+
+            if hasattr(pe, 'OPTIONAL_HEADER'):
+                op = pe.OPTIONAL_HEADER
+                fts['Magic'] = op.Magic
+                fts['MajorLinkerVersion'] = op.MajorLinkerVersion
+                fts['MinorLinkerVersion'] = op.MinorLinkerVersion
+                fts['SizeOfCode'] = op.SizeOfCode
+                fts['SizeOfInitializedData'] = op.SizeOfInitializedData
+                fts['SizeOfUninitializedData'] = op.SizeOfUninitializedData
+                fts['AddressOfEntryPoint'] = op.AddressOfEntryPoint
+                fts['BaseOfCode'] = op.BaseOfCode
+                fts['ImageBase'] = op.ImageBase
+                fts['SectionAlignment'] = op.SectionAlignment
+                fts['FileAlignment'] = op.FileAlignment
+                fts['MajorOperatingSystemVersion'] = op.MajorOperatingSystemVersion
+                fts['MinorOperatingSystemVersion'] = op.MinorOperatingSystemVersion
+                fts['MajorImageVersion'] = op.MajorImageVersion
+                fts['MinorImageVersion'] = op.MinorImageVersion
+                fts['MajorSubsystemVersion'] = op.MajorSubsystemVersion
+                fts['MinorSubsystemVersion'] = op.MinorSubsystemVersion
+                fts['SizeOfImage'] = op.SizeOfImage
+                fts['SizeOfHeaders'] = op.SizeOfHeaders
+                fts['CheckSum'] = op.CheckSum
+                fts['Subsystem'] = op.Subsystem
+                fts['DllCharacteristics'] = op.DllCharacteristics
+                fts['SizeOfStackReserve'] = op.SizeOfStackReserve
+                fts['SizeOfStackCommit'] = op.SizeOfStackCommit
+                fts['SizeOfHeapReserve'] = op.SizeOfHeapReserve
+                fts['SizeOfHeapCommit'] = op.SizeOfHeapCommit
+                fts['LoaderFlags'] = op.LoaderFlags
+                fts['NumberOfRvaAndSizes'] = op.NumberOfRvaAndSizes
+
+                fts['Is64Bit'] = 1 if fh.Machine == 0x8664 else 0
+                fts['IsExe'] = 1 if pe.is_exe() else 0
+                fts['IsDll'] = 1 if pe.is_dll() else 0
+                fts['IsDriver'] = 1 if pe.is_driver() else 0
+
+                if len(op.DATA_DIRECTORY) > 9 and op.DATA_DIRECTORY[9].VirtualAddress > 0:
+                    fts['HasTlsCallbacks'] = 1
+                if len(op.DATA_DIRECTORY) > 5 and op.DATA_DIRECTORY[5].Size > 0:
+                    fts['HasRelocationDirectory'] = 1
+
+            pe.parse_sections(pe.FILE_HEADER.NumberOfSections)
+            file_data = pe.get_memory_mapped_image()
+            fts['FileEntropy'] = self._calc_entropy(file_data)
+            fts['SectionCount'] = len(pe.sections)
+
+            for section in pe.sections:
+                try:
+                    name = section.Name.decode('ascii', 'ignore').strip('\x00')
+                except:
+                    name = ""
+                s_data = section.get_data()
+                s_entropy = self._calc_entropy(s_data)
+
+                if any(p in name.lower() for p in self.PACKERS):
+                    fts['HasPacked'] = 1
+                if section.Characteristics & 0x20000000:
+                    fts['ExecutableSections'] += 1
+                if section.Characteristics & 0x80000000:
+                    fts['WritableSections'] += 1
+                if section.Characteristics & 0x40000000:
+                    fts['ReadableSections'] += 1
+                if section.SizeOfRawData + section.PointerToRawData > fsize:
+                    fts['SectionException'] = 1
+
+                ratio = section.SizeOfRawData / fsize if fsize > 0 else 0
+                if name.startswith('.text'):
+                    fts['TextSection'] = s_entropy
+                    fts['TextSizeRatio'] = ratio
+                elif name.startswith('.data'):
+                    fts['DataSection'] = s_entropy
+                    fts['DataSizeRatio'] = ratio
+                elif name.startswith('.rsrc'):
+                    fts['RsrcSection'] = s_entropy
+                    fts['RsrcSizeRatio'] = ratio
+                    if b"requireAdministrator" in s_data:
+                        fts['IsAdmin'] = 1
+                    for sig in self.INSTALLER_SIGS:
+                        if sig in s_data:
+                            fts['IsInstall'] = 1
+                            break
+
+            pe.parse_data_directories(directories=[
+                pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_IMPORT'],
+                pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_EXPORT'],
+                pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_RESOURCE'],
+                pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_DEBUG']
+            ])
+
+            if hasattr(pe, 'DIRECTORY_ENTRY_IMPORT'):
+                for entry in pe.DIRECTORY_ENTRY_IMPORT:
+                    for imp in entry.imports:
+                        fts['ApiCount'] += 1
+                        if not imp or not hasattr(imp, 'name') or not imp.name:
+                            continue
+                        try:
+                            name = imp.name.decode('ascii', 'ignore')
+                            if name in self.SCHEMA_SET:
+                                fts[name] = 1
+                        except:
+                            pass
+
+            if hasattr(pe, 'DIRECTORY_ENTRY_EXPORT'):
+                fts['ExportCount'] = len(pe.DIRECTORY_ENTRY_EXPORT.symbols)
+            
+            if hasattr(pe, 'DIRECTORY_ENTRY_RESOURCE'):
+                for entry in pe.DIRECTORY_ENTRY_RESOURCE.entries:
+                    if entry.id == 3 and hasattr(entry, 'directory'):
+                        fts['IconCount'] = len(entry.directory.entries)
+                        break
+            
+            if hasattr(pe, 'DIRECTORY_ENTRY_DEBUG'):
+                fts['DebugCount'] = len(pe.DIRECTORY_ENTRY_DEBUG)
+
+            return {k: self._safe_float(v) for k, v in fts.items()}
+
+        except Exception:
+            return None
+        finally:
+            if pe: pe.close()
+
+####################################################################################################
+
+    def pe_scan(self, file_path):
+        if not self.model:
+            return False, False
+        
+        try:
+            data = self.extract_features(file_path)
+            if not data:
+                return False, False
+
+            vec = numpy.array(
+                [data.get(feat, 0.0) for feat in self.SCHEMA], 
+                dtype=numpy.float32
+            ).reshape(1, -1)
+            
+            outputs = self.model.run(None, {self.input_name: vec})
+            result = outputs[1]
+            prob = 0.0
+            if isinstance(result, list):
+                prob = float(result[0].get(1, 0.0))
+
+            score = int(prob * 100)
+            if prob > 0.5:
+                return f"General:WinPE/Unknown.{score}!ml", score
+            
+            return False, False
+
+        except Exception:
+            return False, False
+
+####################################################################################################
+
+class cloud_scanner:
+    def __init__(self):
+        pass
+
+    def calc_hash(self, file_path, block_size=65536):
+        try:
+            h = hashlib.sha256()
+            with open(file_path, "rb") as f:
+                for chunk in iter(lambda: f.read(block_size), b""):
+                    h.update(chunk)
+            return h.hexdigest()
+        except Exception:
+            return ""
+
+####################################################################################################
+
+    def upload_file(self, file_path, api_host, api_key):
+        try:
+            sha256 = self.calc_hash(file_path)
+            if not sha256:
+                return False, None
+
+            base = api_host.rstrip('/')
+            base_headers = {"X-API-Key": api_key, "User-Agent": "PYAS-Client/1.0"}
+
+            def _req(m, ep, files=None, **k):
+                try:
+                    return requests.request(m, f"{base}{ep}", headers=base_headers, files=files, timeout=120, **k)
+                except:
+                    return None
+
+            r = _req("GET", f"/api/processing_status/{sha256}")
+            status = r.json().get('status') if r and r.status_code == 200 else 'missing'
+            if status in ['failed', 'error']:
+                status = 'missing'
+
+            if status == 'missing':
+                with open(file_path, 'rb') as f:
+                    r = _req("POST", "/api/upload", files={'file': f})
+                    if not r or r.status_code != 200:
+                        return False, sha256
+
+            return True, sha256
+        except Exception:
+            return False, None
+
+####################################################################################################
+
+    def get_result(self, sha256, api_host, api_key):
+        try:
+            if not sha256:
+                return False
+
+            base = api_host.rstrip('/')
+            headers = {"X-API-Key": api_key, "User-Agent": "PYAS-Client/1.0"}
+
+            def _req(m, ep, **k):
+                try:
+                    return requests.request(m, f"{base}{ep}", headers=headers, timeout=10, **k)
+                except:
+                    return None
+
+            for _ in range(30):
+                r = _req("GET", f"/api/processing_status/{sha256}")
+                st = r.json().get('status') if r else 'error'
+                if st == 'done':
+                    break
+                if st in ['error', 'failed']:
+                    return False
+                time.sleep(1)
+
+            r = _req("GET", f"/api/report/{sha256}")
+            if r and r.status_code == 200:
+                data = r.json().get('data', {})
+                res = data.get('detection', {}).get('results', {}).get('PYAS', {})
+                label = res.get('label', 'Unsupport')
+                sims = data.get('similar', [])
+
+                is_malicious = 'General' in label
+                sim_malicious_count = 0
+                valid_sim_count = 0
+                for s in sims:
+                    if s.get('similarity', 0) > 80:
+                        valid_sim_count += 1
+                        if "General" in s.get('label'):
+                            sim_malicious_count += 1
+
+                if is_malicious and (valid_sim_count == 0 or sim_malicious_count == valid_sim_count):
+                    return f"General:WinPE/Unknown.{score}!cl"
+        except Exception:
+            pass
+        return False

PYAS_Interface.py

@@ -363,6 +363,7 @@ class Ui_main_window(object):
         self.english_switch.setLayoutDirection(Qt.LeftToRight)
         self.english_switch.setStyleSheet(u"QRadioButton { background-color: transparent; color: rgb(0, 0, 0); }\n"
 "")
+        self.english_switch.setChecked(True)
         self.extension_widget = QWidget(self.setting_window)
         self.extension_widget.setObjectName(u"extension_widget")
         self.extension_widget.setGeometry(QRect(30, 100, 750, 80))
@@ -463,6 +464,7 @@ class Ui_main_window(object):
         self.white_switch.setLayoutDirection(Qt.LeftToRight)
         self.white_switch.setStyleSheet(u"QRadioButton { background-color: transparent; color: rgb(0, 0, 0); }\n"
 "")
+        self.white_switch.setChecked(True)
         self.cloud_widget = QWidget(self.setting_window)
         self.cloud_widget.setObjectName(u"cloud_widget")
         self.cloud_widget.setGeometry(QRect(30, 180, 750, 80))
@@ -488,18 +490,19 @@ class Ui_main_window(object):
         self.cloud_text.setScaledContents(False)
         self.cloud_text.setAlignment(Qt.AlignLeading|Qt.AlignLeft|Qt.AlignVCenter)
         self.cloud_text.setWordWrap(False)
-        self.cloud_button = QPushButton(self.cloud_widget)
-        self.cloud_button.setObjectName(u"cloud_button")
-        self.cloud_button.setGeometry(QRect(660, 20, 80, 30))
-        sizePolicy1.setHeightForWidth(self.cloud_button.sizePolicy().hasHeightForWidth())
-        self.cloud_button.setSizePolicy(sizePolicy1)
-        self.cloud_button.setFont(font)
-        self.cloud_button.setFocusPolicy(Qt.StrongFocus)
-        self.cloud_button.setLayoutDirection(Qt.LeftToRight)
-        self.cloud_button.setStyleSheet(u"QPushButton { background-color: rgb(235, 235, 235); color: rgb(0, 0, 0); border-radius: 10px; } QPushButton:hover { background-color: rgb(240, 240, 240); }\n"
+        self.cloud_switch = QPushButton(self.cloud_widget)
+        self.cloud_switch.setObjectName(u"cloud_switch")
+        self.cloud_switch.setGeometry(QRect(660, 20, 80, 30))
+        sizePolicy1.setHeightForWidth(self.cloud_switch.sizePolicy().hasHeightForWidth())
+        self.cloud_switch.setSizePolicy(sizePolicy1)
+        self.cloud_switch.setFont(font)
+        self.cloud_switch.setFocusPolicy(Qt.StrongFocus)
+        self.cloud_switch.setLayoutDirection(Qt.LeftToRight)
+        self.cloud_switch.setStyleSheet(u"QPushButton { background-color: rgb(235, 235, 235); color: rgb(0, 0, 0); border-radius: 10px; } QPushButton:hover { background-color: rgb(240, 240, 240); } QPushButton:checked { background-color: rgb(210, 255, 210); } QPushButton:checked:hover { background-color: rgb(220, 255, 220); }\n"
 "")
-        self.cloud_button.setIconSize(QSize(16, 16))
-        self.cloud_button.setCheckable(False)
+        self.cloud_switch.setIconSize(QSize(16, 16))
+        self.cloud_switch.setCheckable(True)
+        self.cloud_switch.setChecked(True)
         self.reset_widget = QWidget(self.setting_window)
         self.reset_widget.setObjectName(u"reset_widget")
         self.reset_widget.setGeometry(QRect(30, 260, 750, 80))
@@ -1413,10 +1416,10 @@ class Ui_main_window(object):
         self.blank_window.raise_()
         self.tool_window.raise_()
         self.taskmgr_window.raise_()
-        self.setting_window.raise_()
         self.home_window.raise_()
         self.navigate_window.raise_()
         self.options_window.raise_()
+        self.setting_window.raise_()
 
         self.retranslateUi(main_window)
 
@@ -1460,7 +1463,7 @@ class Ui_main_window(object):
         self.white_switch.setText(QCoreApplication.translate("main_window", u"\u767d\u8272\u4e3b\u984c", None))
         self.cloud_title.setText(QCoreApplication.translate("main_window", u"\u96f2\u7aef\u670d\u52d9", None))
         self.cloud_text.setText(QCoreApplication.translate("main_window", u"\u6b64\u9078\u9805\u53ef\u4ee5\u4e0a\u5831\u96f2\u7aef\u5f15\u64ce", None))
-        self.cloud_button.setText(QCoreApplication.translate("main_window", u"\u9078\u64c7", None))
+        self.cloud_switch.setText(QCoreApplication.translate("main_window", u"\u958b\u555f", None))
         self.reset_title.setText(QCoreApplication.translate("main_window", u"\u91cd\u7f6e\u9078\u9805", None))
         self.reset_text.setText(QCoreApplication.translate("main_window", u"\u6b64\u9078\u9805\u53ef\u4ee5\u91cd\u7f6e\u6240\u6709\u8a2d\u5b9a", None))
         self.reset_button.setText(QCoreApplication.translate("main_window", u"\u9078\u64c7", None))

PYAS_Version.py

@@ -2,7 +2,7 @@ import pyinstaller_versionfile
 
 pyinstaller_versionfile.create_versionfile(
 output_file="versionfile.txt",
-version='3.3.7',
+version='3.4.0',
 company_name="PYAS Security",
 file_description="Python Antivirus Software",
 internal_name="PYAS",

Plugins/Filter/DriverCommon.h

@@ -0,0 +1,165 @@
+#pragma once
+#include <fltKernel.h>
+#include <ntddk.h>      
+#include <ntdddisk.h>   
+#include <ntddscsi.h> 
+#include <ntstrsafe.h>
+
+constexpr auto PYAS_PORT_NAME = L"\\PYAS_Output_Pipe";
+constexpr auto MAX_PATH_LEN = 1024;
+constexpr auto PYAS_POOL_TAG = 'SAYP';
+
+#ifndef PROCESS_TERMINATE
+#define PROCESS_TERMINATE                  (0x0001)
+#endif
+#ifndef PROCESS_CREATE_THREAD
+#define PROCESS_CREATE_THREAD              (0x0002)
+#endif
+#ifndef PROCESS_VM_OPERATION
+#define PROCESS_VM_OPERATION               (0x0008)
+#endif
+#ifndef PROCESS_VM_READ
+#define PROCESS_VM_READ                    (0x0010)
+#endif
+#ifndef PROCESS_VM_WRITE
+#define PROCESS_VM_WRITE                   (0x0020)
+#endif
+#ifndef PROCESS_DUP_HANDLE
+#define PROCESS_DUP_HANDLE                 (0x0040)
+#endif
+#ifndef PROCESS_CREATE_PROCESS
+#define PROCESS_CREATE_PROCESS             (0x0080)
+#endif
+#ifndef PROCESS_SET_INFORMATION
+#define PROCESS_SET_INFORMATION            (0x0200)
+#endif
+#ifndef PROCESS_QUERY_INFORMATION
+#define PROCESS_QUERY_INFORMATION          (0x0400)
+#endif
+#ifndef PROCESS_SUSPEND_RESUME
+#define PROCESS_SUSPEND_RESUME             (0x0800)
+#endif
+#ifndef PROCESS_QUERY_LIMITED_INFORMATION
+#define PROCESS_QUERY_LIMITED_INFORMATION  (0x1000)
+#endif
+#ifndef PROCESS_SET_QUOTA
+#define PROCESS_SET_QUOTA (0x0100)
+#endif
+
+#ifndef POOL_FLAG_NON_PAGED
+#define POOL_FLAG_NON_PAGED 0x0000000000000040UI64
+#endif
+
+#ifndef FSCTL_MANAGE_BYPASS_IO
+#define FSCTL_MANAGE_BYPASS_IO CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 188, METHOD_NEITHER, FILE_ANY_ACCESS)
+
+typedef enum _FS_BPIO_OPERATIONS {
+    FS_BPIO_OP_ENABLE = 1,
+    FS_BPIO_OP_DISABLE = 2,
+    FS_BPIO_OP_QUERY = 3,
+    FS_BPIO_OP_VOLUME_STACK_PAUSE = 4,
+    FS_BPIO_OP_VOLUME_STACK_RESUME = 5,
+    FS_BPIO_OP_STREAM_PAUSE = 6,
+    FS_BPIO_OP_STREAM_RESUME = 7,
+    FS_BPIO_OP_GET_INFO = 8
+} FS_BPIO_OPERATIONS;
+
+typedef struct _FS_BPIO_INPUT {
+    FS_BPIO_OPERATIONS Operation;
+    ULONG InFlags;
+    ULONGLONG Reserved1;
+    ULONGLONG Reserved2;
+} FS_BPIO_INPUT, * PFS_BPIO_INPUT;
+
+typedef struct _FS_BPIO_OUTPUT {
+    FS_BPIO_OPERATIONS Operation;
+    ULONG OutFlags;
+    ULONGLONG Reserved1;
+    ULONGLONG Reserved2;
+    NTSTATUS Status;
+} FS_BPIO_OUTPUT, * PFS_BPIO_OUTPUT;
+
+#endif
+
+typedef struct _PYAS_MESSAGE {
+    ULONG MessageCode;
+    ULONG ProcessId;
+    WCHAR Path[MAX_PATH_LEN];
+} PYAS_MESSAGE, * PPYAS_MESSAGE;
+
+typedef struct _DRIVER_DATA {
+    PDRIVER_OBJECT DriverObject;
+    PFLT_FILTER FilterHandle;
+    PFLT_PORT ServerPort;
+    PFLT_PORT ClientPort;
+    PEPROCESS PyasProcess;
+    ULONG PyasPid;
+    LARGE_INTEGER Cookie;
+    FAST_MUTEX PortMutex;
+    FAST_MUTEX TrackerMutex;
+    EX_RUNDOWN_REF PortRundown;
+} DRIVER_DATA, * PDRIVER_DATA;
+
+typedef struct _RULE_NODE {
+    struct _RULE_NODE* Next;
+    UNICODE_STRING Pattern;
+} RULE_NODE, * PRULE_NODE;
+
+extern DRIVER_DATA GlobalData;
+
+//
+// Rule Lists Externs (Added for Exception Path support)
+//
+extern PRULE_NODE g_RegistryBlockList;
+extern PRULE_NODE g_RegistryTrustedList;
+extern PRULE_NODE g_ProcessTrustedPaths;
+extern PRULE_NODE g_ProcessExploitable;
+extern PRULE_NODE g_FileProtectedPaths;
+extern PRULE_NODE g_FileExceptionPaths; // [Added] Exception List
+extern PRULE_NODE g_FileRansomExts;
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreSetInfo(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+FLT_PREOP_CALLBACK_STATUS ProtectFile_FileSystemControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext);
+
+NTSTATUS InitializeProcessProtection();
+VOID UninitializeProcessProtection();
+NTSTATUS InitializeRegistryProtection(PDRIVER_OBJECT DriverObject);
+VOID UninitializeRegistryProtection();
+
+NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath);
+VOID UnloadRules();
+
+VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo);
+
+NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName);
+
+BOOLEAN IsProcessTrusted(HANDLE ProcessId);
+BOOLEAN IsCriticalSystemProcess(HANDLE ProcessId);
+BOOLEAN IsTargetProtected(HANDLE ProcessId);
+BOOLEAN IsInstallerProcess(HANDLE ProcessId);
+BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes);
+
+BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName);
+BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName);
+BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName);
+BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID WriteBuffer, ULONG WriteLength, BOOLEAN IsWrite);
+
+NTSTATUS SendMessageToUser(ULONG Code, ULONG Pid, PWCHAR Path, USHORT PathSize);
+
+FORCEINLINE PVOID PyasAllocate(SIZE_T Size) {
+#if (NTDDI_VERSION >= NTDDI_WIN10_VB)
+    return ExAllocatePool2(POOL_FLAG_NON_PAGED, Size, PYAS_POOL_TAG);
+#else
+    PVOID Buffer = ExAllocatePoolWithTag(NonPagedPoolNx, Size, PYAS_POOL_TAG);
+    if (Buffer) RtlZeroMemory(Buffer, Size);
+    return Buffer;
+#endif
+}
+
+FORCEINLINE VOID PyasFree(PVOID Ptr) {
+    if (Ptr) ExFreePoolWithTag(Ptr, PYAS_POOL_TAG);
+}

Plugins/Filter/DriverEntry.c

@@ -1,265 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectRules.h"
-
-LARGE_INTEGER g_CmRegHandle;
-PDEVICE_OBJECT g_ControlDeviceObject;
-KSPIN_LOCK g_ProtectLock;
-FAST_MUTEX HookMutex;
-PDRIVER_OBJECT DiskDrvObj = NULL;
-KEVENT g_LogDrainEvent;
-BOOLEAN g_Unloading = FALSE;
-BOOLEAN g_CmRegActive = FALSE;
-EX_RUNDOWN_REF g_Rundown;
-PDEVICE_OBJECT g_GuardDevice = NULL;
-PDRIVER_OBJECT g_DriverObject = NULL;
-
-PDEVICE_OBJECT g_MbrFilterTargets[MAX_MBR_TARGETS] = { 0 };
-ULONG g_MbrFilterCount = 0;
-
-volatile LONG g_LogWorkCount = 0;
-static UNICODE_STRING g_DeviceName;
-static WCHAR g_DeviceNameBuf[64];
-static UNICODE_STRING g_SymLink = RTL_CONSTANT_STRING(L"\\??\\PYAS_Driver");
-static BOOLEAN g_SymLinkCreated = FALSE;
-
-static NTSTATUS CombinedDispatch(PDEVICE_OBJECT DeviceObject, PIRP Irp)
-{
-    if (DeviceObject == g_ControlDeviceObject) {
-        PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
-        if (s->MajorFunction == IRP_MJ_CREATE || s->MajorFunction == IRP_MJ_CLOSE || s->MajorFunction == IRP_MJ_CLEANUP) {
-            Irp->IoStatus.Status = STATUS_SUCCESS;
-            Irp->IoStatus.Information = 0;
-            IoCompleteRequest(Irp, IO_NO_INCREMENT);
-            return STATUS_SUCCESS;
-        }
-        Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST;
-        Irp->IoStatus.Information = 0;
-        IoCompleteRequest(Irp, IO_NO_INCREMENT);
-        return STATUS_INVALID_DEVICE_REQUEST;
-    }
-
-    PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
-    if (s->MajorFunction == IRP_MJ_PNP) {
-        PDEVICE_OBJECT lower = (PDEVICE_OBJECT)DeviceObject->DeviceExtension;
-        if (s->MinorFunction == IRP_MN_REMOVE_DEVICE) {
-            NTSTATUS st;
-            IoSkipCurrentIrpStackLocation(Irp);
-            st = lower ? IoCallDriver(lower, Irp) : STATUS_SUCCESS;
-            if (lower) IoDetachDevice(lower);
-            IoDeleteDevice(DeviceObject);
-            return st;
-        }
-        IoSkipCurrentIrpStackLocation(Irp);
-        return IoCallDriver((PDEVICE_OBJECT)DeviceObject->DeviceExtension, Irp);
-    }
-
-    return BootProtectDispatch(DeviceObject, Irp);
-}
-
-static NTSTATUS AttachDiskFilters(PDRIVER_OBJECT DriverObject)
-{
-    UNICODE_STRING name = RTL_CONSTANT_STRING(L"\\Driver\\Disk");
-    UNICODE_STRING sym = RTL_CONSTANT_STRING(L"IoDriverObjectType");
-    POBJECT_TYPE* pType = (POBJECT_TYPE*)MmGetSystemRoutineAddress(&sym);
-
-    if (!pType || !*pType)
-        return STATUS_NOT_SUPPORTED;
-
-    NTSTATUS status = ObReferenceObjectByName(&name, OBJ_CASE_INSENSITIVE, NULL, 0, *pType, KernelMode, NULL, (PVOID*)&DiskDrvObj);
-    if (!NT_SUCCESS(status))
-        return status;
-
-    ULONG done = 0;
-    status = IoEnumerateDeviceObjectList(DiskDrvObj, NULL, 0, &done);
-    if (status != STATUS_BUFFER_TOO_SMALL && status != STATUS_SUCCESS) {
-        ObDereferenceObject(DiskDrvObj);
-        DiskDrvObj = NULL;
-        return status;
-    }
-
-    PDEVICE_OBJECT* list = ExAllocatePool2(POOL_FLAG_NON_PAGED, done * sizeof(PDEVICE_OBJECT), 'dskT');
-    if (!list) {
-        ObDereferenceObject(DiskDrvObj);
-        DiskDrvObj = NULL;
-        return STATUS_INSUFFICIENT_RESOURCES;
-    }
-
-    status = IoEnumerateDeviceObjectList(DiskDrvObj, list, done * sizeof(PDEVICE_OBJECT), &done);
-    if (!NT_SUCCESS(status)) {
-        ExFreePool2(list, 'dskT', NULL, 0);
-        ObDereferenceObject(DiskDrvObj);
-        DiskDrvObj = NULL;
-        return status;
-    }
-
-    for (ULONG i = 0; i < done && g_MbrFilterCount < MAX_MBR_TARGETS; ++i) {
-        PDEVICE_OBJECT lower = list[i], filter, attached = NULL;
-
-        status = IoCreateDevice(DriverObject, 0, NULL, lower->DeviceType, lower->Characteristics, FALSE, &filter);
-        if (!NT_SUCCESS(status))
-            continue;
-
-        filter->Flags |= (lower->Flags & (DO_BUFFERED_IO | DO_DIRECT_IO | DO_POWER_PAGABLE));
-
-        status = IoAttachDeviceToDeviceStackSafe(filter, lower, &attached);
-        if (!NT_SUCCESS(status) || !attached) {
-            IoDeleteDevice(filter);
-            continue;
-        }
-
-        filter->StackSize = lower->StackSize + 1;
-        filter->AlignmentRequirement = lower->AlignmentRequirement;
-        filter->DeviceExtension = attached;
-        filter->Flags &= ~DO_DEVICE_INITIALIZING;
-        g_MbrFilterTargets[g_MbrFilterCount++] = filter;
-    }
-
-    for (ULONG i = 0; i < done; ++i)
-        ObDereferenceObject(list[i]);
-    ExFreePool2(list, 'dskT', NULL, 0);
-    return STATUS_SUCCESS;
-}
-
-NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
-{
-    UNREFERENCED_PARAMETER(RegistryPath);
-
-    g_DriverObject = DriverObject;
-
-    KeInitializeSpinLock(&g_ProtectLock);
-    ExInitializeFastMutex(&HookMutex);
-    KeInitializeEvent(&g_LogDrainEvent, NotificationEvent, TRUE);
-    g_Unloading = FALSE;
-    g_CmRegActive = FALSE;
-
-    InterlockedExchange(&g_LogWorkCount, 0);
-    ExInitializeRundownProtection(&g_Rundown);
-
-    {
-        UNICODE_STRING guardName = RTL_CONSTANT_STRING(L"\\Device\\PYAS_Driver_Guard");
-        NTSTATUS gs = IoCreateDevice(DriverObject, 0, &guardName, FILE_DEVICE_UNKNOWN, 0, FALSE, &g_GuardDevice);
-        if (!NT_SUCCESS(gs))
-            return STATUS_DEVICE_BUSY;
-    }
-
-    {
-        LARGE_INTEGER t = KeQueryPerformanceCounter(NULL);
-        g_DeviceName.Buffer = g_DeviceNameBuf;
-        g_DeviceName.MaximumLength = sizeof(g_DeviceNameBuf);
-        RtlStringCchPrintfW(g_DeviceName.Buffer, RTL_NUMBER_OF(g_DeviceNameBuf), L"\\Device\\PYAS_Driver_%p_%I64x", DriverObject, t.QuadPart);
-        g_DeviceName.Length = (USHORT)(wcslen(g_DeviceName.Buffer) * sizeof(WCHAR));
-    }
-
-    NTSTATUS status = IoCreateDevice(DriverObject, 0, &g_DeviceName, FILE_DEVICE_UNKNOWN, 0, FALSE, &g_ControlDeviceObject);
-    if (!NT_SUCCESS(status))
-        return status;
-
-    DriverObject->DriverUnload = DriverUnload;
-    for (ULONG i = 0; i < IRP_MJ_MAXIMUM_FUNCTION; ++i)
-        DriverObject->MajorFunction[i] = CombinedDispatch;
-
-    DriverObject->Flags |= 0x20;
-    g_ControlDeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
-
-    IoDeleteSymbolicLink(&g_SymLink);
-    {
-        UINT i = 0;
-        for (; i < 50; ++i) {
-            status = IoCreateSymbolicLink(&g_SymLink, &g_DeviceName);
-            if (NT_SUCCESS(status))
-                break;
-            LARGE_INTEGER d = { 0 };
-            d.QuadPart = -10LL * 1000LL * 10LL;
-            KeDelayExecutionThread(KernelMode, FALSE, &d);
-            IoDeleteSymbolicLink(&g_SymLink);
-        }
-        if (!NT_SUCCESS(status)) {
-            IoDeleteDevice(g_ControlDeviceObject);
-            g_ControlDeviceObject = NULL;
-            if (g_GuardDevice) { IoDeleteDevice(g_GuardDevice); g_GuardDevice = NULL; }
-            return status;
-        }
-    }
-    g_SymLinkCreated = TRUE;
-
-    {
-        static WCHAR regAltBuf[32];
-        static UNICODE_STRING regAlt;
-        LARGE_INTEGER t = KeQueryPerformanceCounter(NULL);
-        RtlStringCchPrintfW(regAltBuf, RTL_NUMBER_OF(regAltBuf), L"385100.%I64x", t.QuadPart);
-        RtlInitUnicodeString(&regAlt, regAltBuf);
-
-        status = CmRegisterCallbackEx(RegistryProtectCallback, &regAlt, DriverObject, NULL, &g_CmRegHandle, NULL);
-        if (NT_SUCCESS(status))
-            g_CmRegActive = TRUE;
-    }
-
-    InitImageProtect();
-    InitInjectProtect();
-    InitRemoteProtect();
-    InitScreenProtect();
-    InitProcessProtect();
-
-    InitFileProtect();
-    AttachDiskFilters(DriverObject);
-
-    return STATUS_SUCCESS;
-}
-
-VOID DriverUnload(PDRIVER_OBJECT DriverObject)
-{
-    UNREFERENCED_PARAMETER(DriverObject);
-
-    g_Unloading = TRUE;
-
-    if (g_SymLinkCreated) {
-        IoDeleteSymbolicLink(&g_SymLink);
-        g_SymLinkCreated = FALSE;
-    }
-
-    if (g_CmRegActive) {
-        CmUnRegisterCallback(g_CmRegHandle);
-        g_CmRegActive = FALSE;
-    }
-
-    UninitFileProtect();
-    UninitInjectProtect();
-    UninitImageProtect();
-    UninitRemoteProtect();
-    UninitScreenProtect();
-    UninitProcessProtect();
-
-    ExWaitForRundownProtectionRelease(&g_Rundown);
-
-    if (InterlockedCompareExchange((volatile LONG*)&g_LogWorkCount, 0, 0) != 0) {
-        KeWaitForSingleObject(&g_LogDrainEvent, Executive, KernelMode, FALSE, NULL);
-    }
-    if (InterlockedCompareExchange(&g_LogWorkCount, 0, 0) != 0) {
-        KeResetEvent(&g_LogDrainEvent);
-        while (InterlockedCompareExchange(&g_LogWorkCount, 0, 0) != 0)
-            KeWaitForSingleObject(&g_LogDrainEvent, Executive, KernelMode, FALSE, NULL);
-    }
-
-    for (ULONG i = 0; i < g_MbrFilterCount; ++i) {
-        if (g_MbrFilterTargets[i]) {
-            IoDetachDevice((PDEVICE_OBJECT)g_MbrFilterTargets[i]->DeviceExtension);
-            IoDeleteDevice(g_MbrFilterTargets[i]);
-            g_MbrFilterTargets[i] = NULL;
-        }
-    }
-    g_MbrFilterCount = 0;
-
-    if (DiskDrvObj) {
-        ObDereferenceObject(DiskDrvObj);
-        DiskDrvObj = NULL;
-    }
-    if (g_ControlDeviceObject) {
-        IoDeleteDevice(g_ControlDeviceObject);
-        g_ControlDeviceObject = NULL;
-    }
-    if (g_GuardDevice) {
-        IoDeleteDevice(g_GuardDevice);
-        g_GuardDevice = NULL;
-    }
-}

Plugins/Filter/DriverEntry.cpp

@@ -0,0 +1,155 @@
+#include "DriverCommon.h"
+
+DRIVER_DATA GlobalData;
+
+static NTSTATUS InstanceSetup(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_SETUP_FLAGS Flags, DEVICE_TYPE VolumeDeviceType, FLT_FILESYSTEM_TYPE VolumeFilesystemType) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(Flags);
+    UNREFERENCED_PARAMETER(VolumeDeviceType);
+    UNREFERENCED_PARAMETER(VolumeFilesystemType);
+    return STATUS_SUCCESS;
+}
+
+static NTSTATUS InstanceQueryTeardown(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(Flags);
+    return STATUS_SUCCESS;
+}
+
+static VOID InstanceTeardownStart(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_TEARDOWN_FLAGS Flags) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(Flags);
+}
+
+static VOID InstanceTeardownComplete(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTANCE_TEARDOWN_FLAGS Flags) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(Flags);
+}
+
+static NTSTATUS DriverUnload(FLT_FILTER_UNLOAD_FLAGS Flags) {
+    if (!(Flags & FLTFL_FILTER_UNLOAD_MANDATORY)) {
+        ExAcquireFastMutex(&GlobalData.PortMutex);
+        BOOLEAN IsConnected = (GlobalData.ClientPort != NULL);
+        ExReleaseFastMutex(&GlobalData.PortMutex);
+
+        if (IsConnected) {
+            return STATUS_FLT_DO_NOT_DETACH;
+        }
+    }
+
+    PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
+    UninitializeRegistryProtection();
+    UninitializeProcessProtection();
+    UnloadRules(); // Release JSON rules memory
+
+    ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
+
+    if (GlobalData.ServerPort) {
+        FltCloseCommunicationPort(GlobalData.ServerPort);
+    }
+    if (GlobalData.FilterHandle) {
+        FltUnregisterFilter(GlobalData.FilterHandle);
+    }
+    return STATUS_SUCCESS;
+}
+
+static NTSTATUS PortConnect(PFLT_PORT ClientPort, PVOID ServerPortCookie, PVOID ConnectionContext, ULONG SizeOfContext, PVOID* ConnectionPortCookie) {
+    UNREFERENCED_PARAMETER(ServerPortCookie);
+    UNREFERENCED_PARAMETER(ConnectionContext);
+    UNREFERENCED_PARAMETER(SizeOfContext);
+    UNREFERENCED_PARAMETER(ConnectionPortCookie);
+
+    ExAcquireFastMutex(&GlobalData.PortMutex);
+
+    GlobalData.ClientPort = ClientPort;
+    GlobalData.PyasPid = (ULONG)(ULONG_PTR)PsGetCurrentProcessId();
+    GlobalData.PyasProcess = PsGetCurrentProcess();
+
+    ExReInitializeRundownProtection(&GlobalData.PortRundown);
+
+    ExReleaseFastMutex(&GlobalData.PortMutex);
+
+    return STATUS_SUCCESS;
+}
+
+static VOID PortDisconnect(PVOID ConnectionCookie) {
+    UNREFERENCED_PARAMETER(ConnectionCookie);
+
+    ExAcquireFastMutex(&GlobalData.PortMutex);
+    GlobalData.ClientPort = NULL;
+    GlobalData.PyasPid = 0;
+    if (GlobalData.PyasProcess) {
+        GlobalData.PyasProcess = NULL;
+    }
+    ExReleaseFastMutex(&GlobalData.PortMutex);
+
+    ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
+}
+
+CONST FLT_OPERATION_REGISTRATION Callbacks[] = {
+    { IRP_MJ_CREATE, 0, ProtectFile_PreCreate, NULL },
+    { IRP_MJ_WRITE, 0, ProtectFile_PreWrite, NULL },
+    { IRP_MJ_SET_INFORMATION, 0, ProtectFile_PreSetInfo, NULL },
+    { IRP_MJ_SET_SECURITY, 0, ProtectFile_SetSecurity, NULL },
+    { IRP_MJ_FILE_SYSTEM_CONTROL, 0, ProtectFile_FileSystemControl, NULL },
+    { IRP_MJ_DEVICE_CONTROL, 0, ProtectBoot_PreDeviceControl, NULL },
+    { IRP_MJ_OPERATION_END }
+};
+
+CONST FLT_REGISTRATION FilterRegistration = {
+    sizeof(FLT_REGISTRATION),
+    FLT_REGISTRATION_VERSION,
+    0,
+    NULL,
+    Callbacks,
+    DriverUnload,
+    InstanceSetup,
+    InstanceQueryTeardown,
+    InstanceTeardownStart,
+    InstanceTeardownComplete,
+    NULL,
+    NULL,
+    NULL
+};
+
+extern "C" NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath) {
+    NTSTATUS status = STATUS_SUCCESS;
+    PSECURITY_DESCRIPTOR sd = NULL;
+    OBJECT_ATTRIBUTES oa = { 0 };
+    UNICODE_STRING name = { 0 };
+
+    RtlZeroMemory(&GlobalData, sizeof(GlobalData));
+    GlobalData.DriverObject = DriverObject;
+    ExInitializeFastMutex(&GlobalData.PortMutex);
+    ExInitializeFastMutex(&GlobalData.TrackerMutex);
+
+    ExInitializeRundownProtection(&GlobalData.PortRundown);
+
+    status = LoadRulesFromDisk(RegistryPath);
+    if (!NT_SUCCESS(status)) {
+        // Optional: Fail load if rules missing, or continue with empty rules
+        // return status; 
+    }
+
+    status = FltRegisterFilter(DriverObject, &FilterRegistration, &GlobalData.FilterHandle);
+    if (!NT_SUCCESS(status)) return status;
+
+    status = FltBuildDefaultSecurityDescriptor(&sd, FLT_PORT_ALL_ACCESS);
+    if (NT_SUCCESS(status)) {
+        RtlInitUnicodeString(&name, PYAS_PORT_NAME);
+        InitializeObjectAttributes(&oa, &name, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, sd);
+        status = FltCreateCommunicationPort(GlobalData.FilterHandle, &GlobalData.ServerPort, &oa, NULL, PortConnect, PortDisconnect, NULL, 1);
+        FltFreeSecurityDescriptor(sd);
+    }
+
+    if (!NT_SUCCESS(status)) {
+        FltUnregisterFilter(GlobalData.FilterHandle);
+        return status;
+    }
+
+    InitializeProcessProtection();
+    InitializeRegistryProtection(DriverObject);
+    PsSetLoadImageNotifyRoutine(ImageLoadNotify);
+
+    return FltStartFiltering(GlobalData.FilterHandle);
+}

Plugins/Filter/DriverEntry.h

@@ -1,187 +0,0 @@
-#pragma once
-#include <ntifs.h>
-#include <ntstrsafe.h>
-#include <ntdddisk.h>
-#include <ntddscsi.h>
-#include <fltKernel.h>
-
-#define PIPE_NAME L"\\??\\pipe\\PYAS_Output_Pipe"
-
-#ifndef POOL_FLAG_NON_PAGED
-#define POOL_FLAG_NON_PAGED 0x00000001
-#endif
-#ifndef PROCESS_TERMINATE
-#define PROCESS_TERMINATE 0x0001
-#endif
-#ifndef PROCESS_CREATE_THREAD
-#define PROCESS_CREATE_THREAD 0x0002
-#endif
-#ifndef PROCESS_VM_OPERATION
-#define PROCESS_VM_OPERATION 0x0008
-#endif
-#ifndef PROCESS_VM_WRITE
-#define PROCESS_VM_WRITE 0x0020
-#endif
-#ifndef PROCESS_VM_READ
-#define PROCESS_VM_READ 0x0010
-#endif
-#ifndef PROCESS_DUP_HANDLE
-#define PROCESS_DUP_HANDLE 0x0040
-#endif
-#ifndef PROCESS_CREATE_PROCESS
-#define PROCESS_CREATE_PROCESS 0x0080
-#endif
-#ifndef PROCESS_SET_QUOTA
-#define PROCESS_SET_QUota 0x0100
-#endif
-#ifndef PROCESS_SET_INFORMATION
-#define PROCESS_SET_INFORMATION 0x0200
-#endif
-#ifndef PROCESS_SUSPEND_RESUME
-#define PROCESS_SUSPEND_RESUME 0x0800
-#endif
-#ifndef PROCESS_QUERY_LIMITED_INFORMATION
-#define PROCESS_QUERY_LIMITED_INFORMATION 0x1000
-#endif
-#ifndef PROCESS_SET_LIMITED_INFORMATION
-#define PROCESS_SET_LIMITED_INFORMATION 0x2000
-#endif
-#ifndef THREAD_TERMINATE
-#define THREAD_TERMINATE 0x0001
-#endif
-#ifndef THREAD_SUSPEND_RESUME
-#define THREAD_SUSPEND_RESUME 0x0002
-#endif
-#ifndef THREAD_SET_CONTEXT
-#define THREAD_SET_CONTEXT 0x0010
-#endif
-#ifndef THREAD_IMPERSONATE
-#define THREAD_IMPERSONATE 0x0100
-#endif
-#ifndef THREAD_DIRECT_IMPERSONATION
-#define THREAD_DIRECT_IMPERSONATION 0x0200
-#endif
-#ifndef JOB_OBJECT_ASSIGN_PROCESS
-#define JOB_OBJECT_ASSIGN_PROCESS 0x0001
-#endif
-#ifndef JOB_OBJECT_TERMINATE
-#define JOB_OBJECT_TERMINATE 0x0008
-#endif
-#ifndef FILE_DISPOSITION_DELETE
-#define FILE_DISPOSITION_DELETE 0x00000001
-#endif
-#ifndef UINT
-typedef unsigned int UINT;
-#endif
-#define MAX_MBR_TARGETS 64
-
-extern POBJECT_TYPE* PsJobType;
-extern volatile LONG g_LogWorkCount;
-extern BOOLEAN g_Unloading;
-extern KEVENT g_LogDrainEvent;
-extern KSPIN_LOCK g_ProtectLock;
-extern LARGE_INTEGER g_CmRegHandle;
-extern POBJECT_TYPE* IoDriverObjectType;
-extern POBJECT_TYPE* IoFileObjectType;
-extern FAST_MUTEX HookMutex;
-extern EX_RUNDOWN_REF g_Rundown;
-extern PDEVICE_OBJECT g_GuardDevice;
-extern PDRIVER_OBJECT g_DriverObject;
-extern PFLT_FILTER g_FilterHandle;
-
-NTSYSAPI PCSTR NTAPI PsGetProcessImageFileName(PEPROCESS Process);
-
-typedef PVOID(NTAPI* _pyas_ExAllocatePool2)(ULONG, SIZE_T, ULONG);
-typedef VOID(NTAPI* _pyas_ExFreePool2)(PVOID, ULONG, PVOID, ULONG);
-typedef PVOID(NTAPI* _pyas_ExAllocatePoolWithTag)(POOL_TYPE, SIZE_T, ULONG);
-typedef VOID(NTAPI* _pyas_ExFreePoolWithTag)(PVOID, ULONG);
-
-static __forceinline PVOID PYAS_ExAllocatePool2(ULONG f, SIZE_T s, ULONG t) {
-    static _pyas_ExAllocatePool2 p2 = 0;
-    if (!p2) {
-        UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExAllocatePool2");
-        p2 = (_pyas_ExAllocatePool2)MmGetSystemRoutineAddress(&n);
-    }
-    if (p2)
-        return p2(f, s, t);
-    static _pyas_ExAllocatePoolWithTag p1 = 0;
-    if (!p1) {
-        UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExAllocatePoolWithTag");
-        p1 = (_pyas_ExAllocatePoolWithTag)MmGetSystemRoutineAddress(&n);
-    }
-    if (p1)
-        return p1((f & POOL_FLAG_NON_PAGED) ? NonPagedPoolNx : PagedPool, s, t);
-    return NULL;
-}
-
-static __forceinline VOID PYAS_ExFreePool2(PVOID a, ULONG t, PVOID h, ULONG f) {
-    UNREFERENCED_PARAMETER(h);
-    UNREFERENCED_PARAMETER(f);
-
-    static _pyas_ExFreePool2 p2 = 0;
-    if (!p2) {
-        UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExFreePool2");
-        p2 = (_pyas_ExFreePool2)MmGetSystemRoutineAddress(&n);
-    }
-    if (p2) {
-        p2(a, t, h, f);
-        return;
-    }
-    static _pyas_ExFreePoolWithTag p1 = 0;
-    if (!p1) {
-        UNICODE_STRING n = RTL_CONSTANT_STRING(L"ExFreePoolWithTag");
-        p1 = (_pyas_ExFreePoolWithTag)MmGetSystemRoutineAddress(&n);
-    }
-    if (p1) {
-        p1(a, t);
-        return;
-    }
-}
-
-#define ExAllocatePool2 PYAS_ExAllocatePool2
-#define ExFreePool2 PYAS_ExFreePool2
-
-VOID DriverUnload(PDRIVER_OBJECT DriverObject);
-VOID SendPipeLog(PCSTR msg, SIZE_T len);
-VOID UninitImageProtect(VOID);
-VOID UninitInjectProtect(VOID);
-VOID UninitRemoteProtect(VOID);
-VOID UninitScreenProtect(VOID);
-VOID UninitProcessProtect(VOID);
-VOID UninitFileProtect(VOID);
-
-VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2);
-
-NTSYSAPI NTSTATUS NTAPI ZwQueryInformationProcess(
-    _In_ HANDLE ProcessHandle,
-    _In_ PROCESSINFOCLASS ProcessInformationClass,
-    _Out_writes_bytes_opt_(ProcessInformationLength) PVOID ProcessInformation,
-    _In_ ULONG ProcessInformationLength,
-    _Out_opt_ PULONG ReturnLength
-);
-
-NTSTATUS ObReferenceObjectByName(
-    IN PUNICODE_STRING ObjectName,
-    IN ULONG Attributes,
-    IN PACCESS_STATE PassedAccessState OPTIONAL,
-    IN ACCESS_MASK DesiredAccess OPTIONAL,
-    IN POBJECT_TYPE ObjectType,
-    IN KPROCESSOR_MODE AccessMode,
-    IN OUT PVOID ParseContext OPTIONAL,
-    OUT PVOID* Object
-);
-
-NTSTATUS BootProtectDispatch(
-    PDEVICE_OBJECT DeviceObject,
-    PIRP Irp
-);
-
-NTSTATUS RegistryProtectCallback(PVOID ctx, PVOID arg1, PVOID arg2);
-NTSTATUS InitImageProtect(VOID);
-NTSTATUS InitInjectProtect(VOID);
-NTSTATUS InitRemoteProtect(VOID);
-NTSTATUS InitScreenProtect(VOID);
-NTSTATUS InitProcessProtect(VOID);
-NTSTATUS InitFileProtect(VOID);
-
-BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);

Plugins/Filter/DriverPipe.c

@@ -1,80 +0,0 @@
-#include <ntifs.h>
-#include <ntstrsafe.h>
-#include "DriverEntry.h"
-
-extern PDEVICE_OBJECT g_ControlDeviceObject;
-
-typedef struct _PIPE_LOG_CTX {
-    PIO_WORKITEM Item;
-    SIZE_T Len;
-    PCHAR Buf;
-}PIPE_LOG_CTX, * PPIPE_LOG_CTX;
-
-static VOID PipeLogWork(PDEVICE_OBJECT DeviceObject, PVOID Context)
-{
-    UNREFERENCED_PARAMETER(DeviceObject);
-    PPIPE_LOG_CTX ctx = (PPIPE_LOG_CTX)Context;
-    HANDLE h = NULL;
-    UNICODE_STRING name;
-    OBJECT_ATTRIBUTES oa = { 0 };
-    IO_STATUS_BLOCK iosb;
-    
-    RtlInitUnicodeString(&name, PIPE_NAME);
-    InitializeObjectAttributes(&oa, &name, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
-    if (NT_SUCCESS(ZwCreateFile(&h, FILE_GENERIC_WRITE, &oa, &iosb, NULL, 0, 0, FILE_OPEN, FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0))) {
-        ZwWriteFile(h, NULL, NULL, NULL, &iosb, ctx->Buf, (ULONG)(ctx->Len > 0xFFFFFFFF ? 0xFFFFFFFF : ctx->Len), NULL, NULL);
-        ZwClose(h);
-    }
-    IoFreeWorkItem(ctx->Item);
-    ExFreePool2(ctx->Buf, 'golP', NULL, 0);
-    ExFreePool2(ctx, 'golP', NULL, 0);
-    
-    if (InterlockedDecrement(&g_LogWorkCount) == 0) {
-        KeSetEvent(&g_LogDrainEvent, IO_NO_INCREMENT, FALSE);
-    }
-}
-
-VOID SendPipeLog(PCSTR msg, SIZE_T len)
-{
-    if (!msg || len == 0)
-        return;
-    if (!g_ControlDeviceObject)
-        return;
-    if (g_Unloading)
-        return;
-    PPIPE_LOG_CTX ctx = (PPIPE_LOG_CTX)ExAllocatePool2(POOL_FLAG_NON_PAGED, sizeof(PIPE_LOG_CTX), 'golP');
-    if (!ctx)
-        return;
-    ctx->Len = len;
-    ctx->Buf = (PCHAR)ExAllocatePool2(POOL_FLAG_NON_PAGED, ctx->Len, 'golP');
-    if (!ctx->Buf) {
-        ExFreePool2(ctx, 'golP', NULL, 0);
-        return;
-    }
-    RtlCopyMemory(ctx->Buf, msg, ctx->Len);
-    ctx->Item = IoAllocateWorkItem(g_ControlDeviceObject);
-    if (!ctx->Item) {
-        ExFreePool2(ctx->Buf, 'golP', NULL, 0);
-        ExFreePool2(ctx, 'golP', NULL, 0);
-        return;
-    }
-    InterlockedIncrement(&g_LogWorkCount);
-    IoQueueWorkItem(ctx->Item, PipeLogWork, DelayedWorkQueue, ctx);
-}
-
-VOID LogAnsi3(PCSTR tag, ULONG upid, PUNICODE_STRING s1, PUNICODE_STRING s2)
-{
-    ANSI_STRING a1 = { 0 }, a2 = { 0 };
-    CHAR buf[1024] = { 0 };
-
-    if (s1)
-        RtlUnicodeStringToAnsiString(&a1, s1, TRUE);
-    if (s2)
-        RtlUnicodeStringToAnsiString(&a2, s2, TRUE);
-
-    RtlStringCchPrintfA(buf, RTL_NUMBER_OF(buf), "%s | %u | %s | %s", tag, upid, a1.Buffer ? a1.Buffer : "",  a2.Buffer ? a2.Buffer : "");
-    SendPipeLog(buf, strlen(buf));
-
-    RtlFreeAnsiString(&a1);
-    RtlFreeAnsiString(&a2);
-}

Plugins/Filter/PYAS_Driver.inf

@@ -1,27 +1,52 @@
 [Version]
 Signature   = "$WINDOWS NT$"
-Class       = System 
-ClassGuid   = {4d36e97d-e325-11ce-bfc1-08002be10318}
+Class       = ActivityMonitor
+ClassGuid   = {b86dff51-a31e-4bac-b3cf-e8cfe75c9fc2}
 Provider    = %ManufacturerName%
+DriverVer   = 12/29/2025,1.0.0.0
 CatalogFile = PYAS_Driver.cat
 PnpLockdown = 1
-DriverVer   = 
 
 [DestinationDirs]
-DefaultDestDir = 13
-
-[DefaultInstall.ntamd64]
-CopyFiles = @PYAS_Driver.sys
-AddService = PYAS_Driver,0x00000002
-
-[SourceDisksFiles]
-PYAS_Driver.sys = 1
+DefaultDestDir          = 12
+PYAS_Driver.DriverFiles = 12
 
 [SourceDisksNames]
 1 = %DiskName%,,,""
 
+[SourceDisksFiles]
+PYAS_Driver.sys = 1,,
+
+[DefaultInstall.NTamd64]
+OptionDesc = %ServiceDescription%
+CopyFiles  = PYAS_Driver.DriverFiles
+
+[DefaultInstall.NTamd64.Services]
+AddService = %ServiceName%,,PYAS_Driver.Service
+
+[PYAS_Driver.DriverFiles]
+PYAS_Driver.sys
+
+[PYAS_Driver.Service]
+DisplayName      = %ServiceName%
+Description      = %ServiceDescription%
+ServiceBinary    = %12%\PYAS_Driver.sys
+Dependencies     = FltMgr
+ServiceType      = 2
+StartType        = 3
+ErrorControl     = 1
+LoadOrderGroup   = "FSFilter Activity Monitor"
+AddReg           = PYAS_Driver.AddReg
+
+[PYAS_Driver.AddReg]
+HKR,"Parameters","DebugFlags",0x00010001,0x0
+HKR,"Parameters","SupportedFeatures",0x00010001,0x3
+HKR,"Parameters\Instances","DefaultInstance",0x00000000,"PYAS Instance"
+HKR,"Parameters\Instances\PYAS Instance","Altitude",0x00000000,"320000"
+HKR,"Parameters\Instances\PYAS Instance","Flags",0x00010001,0x0
+
 [Strings]
-ManufacturerName = "PYAS_Driver"
-DiskName = "PYAS_Driver"
-ServiceName="PYAS_Driver"
-ServiceDisplayName="PYAS_Driver"
+ManufacturerName   = "PYAS Security"
+DiskName           = "PYAS_Driver Source Disk"
+ServiceName        = "PYAS_Driver"
+ServiceDescription = "PYAS Security Driver"

Plugins/Filter/PYAS_Driver.sln

@@ -0,0 +1,35 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36518.9 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PYAS_Driver", "PYAS_Driver.vcxproj", "{699C79A8-A904-1976-F72A-CDD7E811CFD2}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|ARM64 = Debug|ARM64
+		Debug|x64 = Debug|x64
+		Release|ARM64 = Release|ARM64
+		Release|x64 = Release|x64
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.Build.0 = Debug|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|ARM64.Deploy.0 = Debug|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.ActiveCfg = Debug|x64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.Build.0 = Debug|x64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Debug|x64.Deploy.0 = Debug|x64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.ActiveCfg = Release|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.Build.0 = Release|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|ARM64.Deploy.0 = Release|ARM64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.ActiveCfg = Release|x64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.Build.0 = Release|x64
+		{699C79A8-A904-1976-F72A-CDD7E811CFD2}.Release|x64.Deploy.0 = Release|x64
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {D166699A-50D5-470E-9559-39B8E842528D}
+	EndGlobalSection
+EndGlobal

Plugins/Filter/PYAS_Driver.vcxproj

@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM64">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM64">
+      <Configuration>Release</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{699C79A8-A904-1976-F72A-CDD7E811CFD2}</ProjectGuid>
+    <TemplateGuid>{dd38f7fc-d7bd-488b-9242-7d8754cde80d}</TemplateGuid>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <MinimumVisualStudioVersion>12.0</MinimumVisualStudioVersion>
+    <Configuration>Debug</Configuration>
+    <Platform Condition="'$(Platform)' == ''">x64</Platform>
+    <RootNamespace>PYAS_Driver</RootNamespace>
+    <WindowsTargetPlatformVersion>$(LatestTargetPlatformVersion)</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+    <DriverType>WDM</DriverType>
+    <Driver_SpectreMitigation>false</Driver_SpectreMitigation>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+    <DriverType>WDM</DriverType>
+    <Driver_SpectreMitigation>false</Driver_SpectreMitigation>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'" Label="Configuration">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+    <DriverType>WDM</DriverType>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'" Label="Configuration">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+    <DriverType>WDM</DriverType>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
+    <EnableInf2cat>false</EnableInf2cat>
+    <Inf2CatUseLocalTime>true</Inf2CatUseLocalTime>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
+    <Inf2CatUseLocalTime>true</Inf2CatUseLocalTime>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">
+    <DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'">
+    <DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <DriverSign>
+      <FileDigestAlgorithm>sha256</FileDigestAlgorithm>
+    </DriverSign>
+    <ClCompile>
+      <LanguageStandard>stdcpp20</LanguageStandard>
+      <TreatWarningAsError>false</TreatWarningAsError>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(DDK_LIB_PATH)fltmgr.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <DriverSign>
+      <FileDigestAlgorithm>sha256</FileDigestAlgorithm>
+    </DriverSign>
+    <ClCompile>
+      <TreatWarningAsError>false</TreatWarningAsError>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>$(DDK_LIB_PATH)fltmgr.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <Inf Include="PYAS_Driver.inf" />
+  </ItemGroup>
+  <ItemGroup>
+    <FilesToPackage Include="$(TargetPath)" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="DriverCommon.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="DriverEntry.cpp" />
+    <ClCompile Include="ProtectBoot.cpp" />
+    <ClCompile Include="ProtectFile.cpp" />
+    <ClCompile Include="ProtectProcess.cpp" />
+    <ClCompile Include="ProtectRegistry.cpp" />
+    <ClCompile Include="ProtectRules.cpp" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

Plugins/Filter/PYAS_Driver.vcxproj.filters

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Source Files">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="Header Files">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
+    </Filter>
+    <Filter Include="Resource Files">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+    <Filter Include="Driver Files">
+      <UniqueIdentifier>{8E41214B-6785-4CFE-B992-037D68949A14}</UniqueIdentifier>
+      <Extensions>inf;inv;inx;mof;mc;</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <Inf Include="PYAS_Driver.inf">
+      <Filter>Driver Files</Filter>
+    </Inf>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="DriverCommon.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="ProtectRules.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ProtectFile.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ProtectBoot.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ProtectRegistry.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ProtectProcess.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="DriverEntry.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>

Plugins/Filter/ProtectBoot.c

@@ -1,175 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-#define PROTECTED_BOOT_AREA_SIZE (34 * 512)
-
-static VOID GetExeNameForLog(HANDLE pid, PUNICODE_STRING exe)
-{
-    if (!exe || !exe->Buffer || exe->MaximumLength == 0)
-        return;
-
-    exe->Length = 0;
-    if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
-        if (GetProcessImagePathByPid(pid, exe))
-            return;
-    }
-    PEPROCESS eproc = PsGetCurrentProcess();
-    PCSTR n = PsGetProcessImageFileName(eproc);
-    size_t l = n ? strlen(n) : 0;
-
-    for (size_t i = 0; i < l && i < (exe->MaximumLength / sizeof(WCHAR)) - 1; i++)
-        exe->Buffer[i] = (WCHAR)n[i];
-    exe->Buffer[l] = 0;
-    exe->Length = (USHORT)(l * sizeof(WCHAR));
-}
-
-static BOOLEAN QueryDevName(PDEVICE_OBJECT dev, PUNICODE_STRING out)
-{
-    if (KeGetCurrentIrql() > APC_LEVEL)
-        return FALSE;
-
-    if (!dev || !out || !out->Buffer || out->MaximumLength == 0)
-        return FALSE;
-
-    ULONG need = 0;
-    NTSTATUS s = ObQueryNameString(dev, NULL, 0, &need);
-    if (s != STATUS_INFO_LENGTH_MISMATCH || need == 0)
-        return FALSE;
-
-    POBJECT_NAME_INFORMATION oni = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, need, 'nOmD');
-    if (!oni)
-        return FALSE;
-
-    BOOLEAN ok = FALSE;
-    s = ObQueryNameString(dev, oni, need, &need);
-    if (NT_SUCCESS(s) && oni->Name.Buffer && oni->Name.Length && oni->Name.Length < out->MaximumLength) {
-        RtlCopyMemory(out->Buffer, oni->Name.Buffer, oni->Name.Length);
-        out->Length = (USHORT)oni->Name.Length;
-        out->Buffer[out->Length / sizeof(WCHAR)] = 0;
-        ok = TRUE;
-    }
-    ExFreePool2(oni, 'nOmD', NULL, 0);
-    return ok;
-}
-
-static BOOLEAN IsDangerousDiskIo(PIO_STACK_LOCATION s)
-{
-    if (!s) return FALSE;
-
-    if (s->MajorFunction == IRP_MJ_DEVICE_CONTROL || s->MajorFunction == IRP_MJ_INTERNAL_DEVICE_CONTROL) {
-        ULONG code = s->Parameters.DeviceIoControl.IoControlCode;
-        if (code == IOCTL_DISK_SET_DRIVE_LAYOUT || code == IOCTL_DISK_SET_DRIVE_LAYOUT_EX) return TRUE;
-        if (code == IOCTL_DISK_DELETE_DRIVE_LAYOUT) return TRUE;
-        if (code == IOCTL_DISK_FORMAT_TRACKS || code == IOCTL_DISK_FORMAT_TRACKS_EX) return TRUE;
-        if (code == IOCTL_DISK_SET_PARTITION_INFO || code == IOCTL_DISK_SET_PARTITION_INFO_EX) return TRUE;
-        if (code == IOCTL_SCSI_PASS_THROUGH || code == IOCTL_SCSI_PASS_THROUGH_DIRECT) return TRUE;
-    }
-
-    return FALSE;
-}
-
-static BOOLEAN IsBootSectorWrite(PIO_STACK_LOCATION s)
-{
-    if (s->MajorFunction == IRP_MJ_WRITE) {
-        LARGE_INTEGER offset = s->Parameters.Write.ByteOffset;
-        if (offset.QuadPart < PROTECTED_BOOT_AREA_SIZE) {
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-NTSTATUS BootProtectDispatch(PDEVICE_OBJECT DeviceObject, PIRP Irp)
-{
-    PDEVICE_OBJECT lower = (PDEVICE_OBJECT)DeviceObject->DeviceExtension;
-    if (!lower) {
-        Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST;
-        Irp->IoStatus.Information = 0;
-        IoCompleteRequest(Irp, IO_NO_INCREMENT);
-        return STATUS_INVALID_DEVICE_REQUEST;
-    }
-
-    if (!ExAcquireRundownProtection(&g_Rundown)) {
-        IoSkipCurrentIrpStackLocation(Irp);
-        return IoCallDriver(lower, Irp);
-    }
-
-    if (g_Unloading) {
-        IoSkipCurrentIrpStackLocation(Irp);
-        NTSTATUS rs = IoCallDriver(lower, Irp);
-        ExReleaseRundownProtection(&g_Rundown);
-        return rs;
-    }
-
-    PIO_STACK_LOCATION s = IoGetCurrentIrpStackLocation(Irp);
-
-    if (s->MajorFunction == IRP_MJ_POWER) {
-        PoStartNextPowerIrp(Irp);
-        IoSkipCurrentIrpStackLocation(Irp);
-        NTSTATUS ps = PoCallDriver(lower, Irp);
-        ExReleaseRundownProtection(&g_Rundown);
-        return ps;
-    }
-
-    HANDLE pid = PsGetCurrentProcessId();
-    ULONG upid = (ULONG)(ULONG_PTR)pid;
-
-    if (upid == 0 || upid == 4) {
-        IoSkipCurrentIrpStackLocation(Irp);
-        NTSTATUS ns = IoCallDriver(lower, Irp);
-        ExReleaseRundownProtection(&g_Rundown);
-        return ns;
-    }
-
-    BOOLEAN blocked = FALSE;
-    WCHAR eb[512] = { 0 };
-    UNICODE_STRING exe = { 0 };
-    exe.Buffer = eb;
-    exe.MaximumLength = sizeof(eb);
-
-    if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
-        GetExeNameForLog(pid, &exe);
-        if (IsWhitelist(&exe)) {
-            IoSkipCurrentIrpStackLocation(Irp);
-            NTSTATUS ns2 = IoCallDriver(lower, Irp);
-            ExReleaseRundownProtection(&g_Rundown);
-            return ns2;
-        }
-    }
-
-    if (lower->DeviceType == FILE_DEVICE_DISK) {
-        if (IsDangerousDiskIo(s)) {
-            blocked = TRUE;
-        }
-
-        if (!blocked && IsBootSectorWrite(s)) {
-            blocked = TRUE;
-        }
-
-        if (blocked) {
-            if (KeGetCurrentIrql() <= APC_LEVEL) {
-                WCHAR db[512] = { 0 };
-                UNICODE_STRING dev = { 0 };
-                dev.Buffer = db;
-                dev.MaximumLength = sizeof(db);
-                QueryDevName(lower, &dev);
-
-                LogAnsi3("BOOT_BLOCK", upid, &exe, dev.Length ? &dev : &exe);
-            }
-        }
-    }
-
-    if (blocked) {
-        Irp->IoStatus.Status = STATUS_ACCESS_DENIED;
-        Irp->IoStatus.Information = 0;
-        IoCompleteRequest(Irp, IO_NO_INCREMENT);
-        ExReleaseRundownProtection(&g_Rundown);
-        return STATUS_ACCESS_DENIED;
-    }
-
-    IoSkipCurrentIrpStackLocation(Irp);
-    NTSTATUS rs2 = IoCallDriver(lower, Irp);
-    ExReleaseRundownProtection(&g_Rundown);
-    return rs2;
-}

Plugins/Filter/ProtectBoot.cpp

@@ -0,0 +1,34 @@
+#include "DriverCommon.h"
+
+#ifndef IOCTL_DISK_FORMAT_TRACKS
+#define IOCTL_DISK_FORMAT_TRACKS        CTL_CODE(IOCTL_DISK_BASE, 0x0006, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
+#endif
+#ifndef IOCTL_DISK_FORMAT_TRACKS_EX
+#define IOCTL_DISK_FORMAT_TRACKS_EX     CTL_CODE(IOCTL_DISK_BASE, 0x000b, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
+#endif
+
+FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    ULONG IoControlCode = Data->Iopb->Parameters.DeviceIoControl.Common.IoControlCode;
+
+    if (IoControlCode == IOCTL_DISK_SET_DRIVE_LAYOUT_EX ||
+        IoControlCode == IOCTL_SCSI_PASS_THROUGH_DIRECT ||
+        IoControlCode == IOCTL_DISK_FORMAT_TRACKS ||
+        IoControlCode == IOCTL_DISK_FORMAT_TRACKS_EX) {
+
+        HANDLE Pid = PsGetCurrentProcessId();
+        if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+            UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
+            SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
+            Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+            return FLT_PREOP_COMPLETE;
+        }
+    }
+    return FLT_PREOP_SUCCESS_NO_CALLBACK;
+}

Plugins/Filter/ProtectFile.c

@@ -1,322 +0,0 @@
-#include <ntifs.h>
-#include <fltKernel.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-#pragma comment(lib, "FltMgr.lib")
-
-PFLT_FILTER g_FilterHandle = NULL;
-extern PDRIVER_OBJECT g_DriverObject;
-EX_RUNDOWN_REF g_Rundown;
-
-// 定義標誌以便在不同 IRQL 下安全操作
-#define MAX_PATH_LEN 512
-
-// 獲取進程名稱 (僅在確定需要攔截時調用，減少性能開銷)
-static VOID GetExeNameSafe(HANDLE pid, PUNICODE_STRING exe)
-{
-    if (!exe || !exe->Buffer || !exe->MaximumLength)
-        return;
-
-    exe->Length = 0;
-
-    // 嘗試獲取短名稱 (最安全)
-    PEPROCESS cur = PsGetCurrentProcess();
-    PCSTR n = NULL;
-    if (cur) n = PsGetProcessImageFileName(cur);
-
-    // 如果在 PASSIVE_LEVEL，嘗試獲取完整路徑 (用於精確白名單)
-    // 注意：這裡依然有風險，但僅在攔截路徑執行
-    if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
-        if (GetProcessImagePathByPid(pid, exe)) {
-            return;
-        }
-    }
-
-    // 降級方案：使用短名稱
-    size_t l = n ? strlen(n) : 0;
-    for (size_t i = 0; i < l && i < (exe->MaximumLength / sizeof(WCHAR)) - 1; i++)
-        exe->Buffer[i] = (WCHAR)n[i];
-    exe->Buffer[l] = 0;
-    exe->Length = (USHORT)(l * sizeof(WCHAR));
-}
-
-static BOOLEAN PreOpCheck(VOID)
-{
-    if (g_Unloading)
-        return FALSE;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return FALSE;
-    return TRUE;
-}
-
-static VOID PostOpRelease(VOID)
-{
-    ExReleaseRundownProtection(&g_Rundown);
-}
-
-static BOOLEAN IsDeleteOrRename(PFLT_CALLBACK_DATA Data)
-{
-    FILE_INFORMATION_CLASS infoClass = Data->Iopb->Parameters.SetFileInformation.FileInformationClass;
-
-    if (infoClass == FileDispositionInformation) {
-        PFILE_DISPOSITION_INFORMATION di = (PFILE_DISPOSITION_INFORMATION)Data->Iopb->Parameters.SetFileInformation.InfoBuffer;
-        return di && di->DeleteFile;
-    }
-    if (infoClass == FileDispositionInformationEx) {
-        PFILE_DISPOSITION_INFORMATION_EX dx = (PFILE_DISPOSITION_INFORMATION_EX)Data->Iopb->Parameters.SetFileInformation.InfoBuffer;
-        return dx && (dx->Flags & FILE_DISPOSITION_DELETE);
-    }
-    if (infoClass == FileRenameInformation || infoClass == FileRenameInformationEx)
-        return TRUE;
-
-    return FALSE;
-}
-
-static BOOLEAN IsWriteAccess(PFLT_CALLBACK_DATA Data)
-{
-    // 如果是寫入操作，直接返回
-    if (Data->Iopb->MajorFunction == IRP_MJ_WRITE)
-        return TRUE;
-
-    // 如果是設置信息 (已經通過 IsDeleteOrRename 過濾)，視為寫入(修改元數據)
-    if (Data->Iopb->MajorFunction == IRP_MJ_SET_INFORMATION)
-        return TRUE;
-
-    // 如果是創建/打開文件，檢查權限
-    if (Data->Iopb->MajorFunction == IRP_MJ_CREATE) {
-        ULONG access = Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess;
-        // 檢查是否包含寫入數據、追加數據、刪除、修改屬性等權限
-        if (access & (FILE_WRITE_DATA | FILE_APPEND_DATA | DELETE |
-            WRITE_DAC | WRITE_OWNER | GENERIC_WRITE | GENERIC_ALL)) {
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-static FLT_PREOP_CALLBACK_STATUS FilePreOp(
-    _Inout_ PFLT_CALLBACK_DATA Data,
-    _In_ PCFLT_RELATED_OBJECTS FltObjects,
-    _Flt_CompletionContext_Outptr_ PVOID* CompletionContext
-)
-{
-    UNREFERENCED_PARAMETER(FltObjects);
-    UNREFERENCED_PARAMETER(CompletionContext);
-
-    // 1. 基礎檢查 (Paging IO 不攔截)
-    if (FlagOn(Data->Iopb->IrpFlags, IRP_PAGING_IO)) {
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    if (!PreOpCheck())
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-
-    // 2. 獲取 PID
-    HANDLE pid = PsGetCurrentProcessId();
-    ULONG upid = (ULONG)(ULONG_PTR)pid;
-
-    // 忽略 System (4) 和 Idle (0) 進程，避免系統崩潰
-    if (upid == 0 || upid == 4) {
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // 3. 檢查操作類型 (僅關心 Create, Write, SetInfo)
-    BOOLEAN checkFile = (Data->Iopb->MajorFunction == IRP_MJ_CREATE || Data->Iopb->MajorFunction == IRP_MJ_WRITE);
-    BOOLEAN checkSetInfo = (Data->Iopb->MajorFunction == IRP_MJ_SET_INFORMATION);
-
-    if (!checkFile && !checkSetInfo) {
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    if (checkSetInfo && !IsDeleteOrRename(Data)) {
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // 4. 獲取文件名 (這一步最關鍵)
-    PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
-    // 使用 QUERY_DEFAULT | NORMALIZED 確保獲取標準化路徑
-    NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
-
-    if (!NT_SUCCESS(status)) {
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    status = FltParseFileNameInformation(nameInfo);
-    if (!NT_SUCCESS(status)) {
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // 5. 邏輯判斷 (優化順序：文件名白名單 -> 黑名單 -> 操作檢查 -> 進程白名單)
-
-    // A. 全局文件白名單 (例如 Windows 目錄下的某些操作)
-    if (IsWhitelist(&nameInfo->Name)) {
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // B. 黑名單匹配
-    BOOLEAN hitFile = MatchBlockFile(&nameInfo->Name);
-    // 勒索防護：必須在敏感目錄 且 有敏感後綴 (如 .txt, .doc)
-    // 註：Updater.bat 產生 .txt，應命中這裡
-    BOOLEAN hitRansom = MatchBlockRansom(&nameInfo->Name) && HasBlockedSuffix(&nameInfo->Name);
-
-    // 如果沒有命中任何規則，直接放行，節省資源
-    if (!hitFile && !hitRansom) {
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // C. 檢查是否為寫入行為 (讀取不攔截)
-    if (!IsWriteAccess(Data)) {
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // D. 到了這裡，說明命中規則且正在寫入，準備攔截
-    //    這時候才去獲取進程名稱，檢查進程白名單
-    WCHAR exe_buffer[MAX_PATH_LEN] = { 0 };
-    UNICODE_STRING exe = { 0 };
-    exe.Buffer = exe_buffer;
-    exe.MaximumLength = sizeof(exe_buffer);
-
-    GetExeNameSafe(pid, &exe); // 獲取進程名
-
-    if (IsWhitelistExcept(&exe)) {
-        // 進程在白名單中 (如 ntoskrnl, explorer 等)
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_SUCCESS_NO_CALLBACK;
-    }
-
-    // E. 執行攔截
-    if (hitRansom) {
-        LogAnsi3("RANSOM_BLOCK", upid, &exe, &nameInfo->Name);
-        Data->IoStatus.Status = STATUS_ACCESS_DENIED;
-        Data->IoStatus.Information = 0;
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_COMPLETE;
-    }
-
-    if (hitFile) {
-        LogAnsi3("FILE_BLOCK", upid, &exe, &nameInfo->Name);
-        Data->IoStatus.Status = STATUS_ACCESS_DENIED;
-        Data->IoStatus.Information = 0;
-        FltReleaseFileNameInformation(nameInfo);
-        PostOpRelease();
-        return FLT_PREOP_COMPLETE;
-    }
-
-    // 默認放行
-    FltReleaseFileNameInformation(nameInfo);
-    PostOpRelease();
-    return FLT_PREOP_SUCCESS_NO_CALLBACK;
-}
-
-static NTSTATUS FilterUnloadCallback(FLT_FILTER_UNLOAD_FLAGS Flags)
-{
-    UNREFERENCED_PARAMETER(Flags);
-    g_Unloading = TRUE;
-    ExWaitForRundownProtectionRelease(&g_Rundown);
-    if (g_FilterHandle != NULL) {
-        FltUnregisterFilter(g_FilterHandle);
-        g_FilterHandle = NULL;
-    }
-    return STATUS_SUCCESS;
-}
-
-static NTSTATUS FilterInstanceSetup(
-    _In_ PCFLT_RELATED_OBJECTS FltObjects,
-    _In_ FLT_INSTANCE_SETUP_FLAGS Flags,
-    _In_ DEVICE_TYPE VolumeDeviceType,
-    _In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType
-)
-{
-    UNREFERENCED_PARAMETER(FltObjects);
-    UNREFERENCED_PARAMETER(Flags);
-    UNREFERENCED_PARAMETER(VolumeDeviceType);
-    UNREFERENCED_PARAMETER(VolumeFilesystemType);
-    // 自動附加到所有卷
-    return STATUS_SUCCESS;
-}
-
-static VOID FilterInstanceTeardownStart(
-    _In_ PCFLT_RELATED_OBJECTS FltObjects,
-    _In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags
-)
-{
-    UNREFERENCED_PARAMETER(FltObjects);
-    UNREFERENCED_PARAMETER(Flags);
-}
-
-static VOID FilterInstanceTeardownComplete(
-    _In_ PCFLT_RELATED_OBJECTS FltObjects,
-    _In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags
-)
-{
-    UNREFERENCED_PARAMETER(FltObjects);
-    UNREFERENCED_PARAMETER(Flags);
-}
-
-const FLT_OPERATION_REGISTRATION Callbacks[] = {
-    { IRP_MJ_CREATE, 0, FilePreOp, NULL },
-    { IRP_MJ_WRITE, 0, FilePreOp, NULL },
-    { IRP_MJ_SET_INFORMATION, 0, FilePreOp, NULL },
-    { IRP_MJ_OPERATION_END }
-};
-
-const FLT_REGISTRATION FilterRegistration = {
-    sizeof(FLT_REGISTRATION),
-    FLT_REGISTRATION_VERSION,
-    0,
-    NULL,
-    Callbacks,
-    FilterUnloadCallback,
-    FilterInstanceSetup,
-    NULL,
-    FilterInstanceTeardownStart,
-    FilterInstanceTeardownComplete,
-    NULL,
-    NULL,
-    NULL,
-    NULL
-};
-
-NTSTATUS InitFileProtect(VOID)
-{
-    ExInitializeRundownProtection(&g_Rundown);
-
-    if (!g_DriverObject)
-        return STATUS_UNSUCCESSFUL;
-
-    NTSTATUS status = FltRegisterFilter(g_DriverObject, &FilterRegistration, &g_FilterHandle);
-    if (!NT_SUCCESS(status))
-        return status;
-
-    status = FltStartFiltering(g_FilterHandle);
-    if (!NT_SUCCESS(status)) {
-        FltUnregisterFilter(g_FilterHandle);
-        g_FilterHandle = NULL;
-    }
-    return status;
-}
-
-VOID UninitFileProtect(VOID)
-{
-    g_Unloading = TRUE;
-    ExWaitForRundownProtectionRelease(&g_Rundown);
-    if (g_FilterHandle != NULL) {
-        FltUnregisterFilter(g_FilterHandle);
-        g_FilterHandle = NULL;
-    }
-}

Plugins/Filter/ProtectFile.cpp

@@ -0,0 +1,288 @@
+#include "DriverCommon.h"
+
+static BOOLEAN IsHoneyToken(PUNICODE_STRING Path) {
+    if (!Path || !Path->Buffer) return FALSE;
+    if (WildcardMatch(L"*PYAS_Honey*", Path->Buffer, Path->Length) ||
+        WildcardMatch(L"*Backup_Secret*", Path->Buffer, Path->Length)) {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
+    UNICODE_STRING FileName = { 0 };
+    NTSTATUS status = STATUS_SUCCESS;
+    FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
+    if (!NT_SUCCESS(status) || !nameInfo) {
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    status = FltParseFileNameInformation(nameInfo);
+    if (!NT_SUCCESS(status)) {
+        FltReleaseFileNameInformation(nameInfo);
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    FileName = nameInfo->Name;
+    if (!FileName.Buffer || FileName.Length == 0) {
+        goto cleanup;
+    }
+
+    HANDLE Pid = PsGetCurrentProcessId();
+    BOOLEAN Trusted = IsProcessTrusted(Pid);
+
+    ULONG CreateDisposition = (Data->Iopb->Parameters.Create.Options >> 24) & 0xFF;
+    BOOLEAN IsCreateAction = (CreateDisposition == FILE_CREATE ||
+        CreateDisposition == FILE_SUPERSEDE ||
+        CreateDisposition == FILE_OVERWRITE ||
+        CreateDisposition == FILE_OVERWRITE_IF ||
+        CreateDisposition == FILE_OPEN_IF);
+
+    if (IsHoneyToken(&FileName)) {
+        if (!Trusted) {
+            if ((Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess & (FILE_WRITE_DATA | DELETE)) || IsCreateAction) {
+                SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
+                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                callbackStatus = FLT_PREOP_COMPLETE;
+                goto cleanup;
+            }
+        }
+    }
+
+    if (WildcardMatch(L"\\Device\\PhysicalDrive*", FileName.Buffer, FileName.Length) ||
+        (WildcardMatch(L"\\Device\\Harddisk*", FileName.Buffer, FileName.Length) && !WildcardMatch(L"*Volume*", FileName.Buffer, FileName.Length))) {
+
+        if (Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess &
+            (FILE_WRITE_DATA | FILE_APPEND_DATA | GENERIC_WRITE | WRITE_DAC | WRITE_OWNER)) {
+
+            if (!Trusted && !IsInstallerProcess(Pid)) {
+                UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
+                SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
+                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                callbackStatus = FLT_PREOP_COMPLETE;
+                goto cleanup;
+            }
+        }
+    }
+
+    if (CheckProtectedPathRule(&FileName)) {
+        if (!Trusted) {
+            if ((Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess &
+                (FILE_WRITE_DATA | FILE_APPEND_DATA | FILE_WRITE_ATTRIBUTES | DELETE | WRITE_DAC | GENERIC_WRITE)) || IsCreateAction) {
+                SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
+                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                callbackStatus = FLT_PREOP_COMPLETE;
+                goto cleanup;
+            }
+        }
+    }
+
+    if (CheckFileExtensionRule(&FileName)) {
+        if (!Trusted) {
+            if (Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess & (DELETE | FILE_DELETE_CHILD)) {
+                if (CheckRansomActivity(Pid, &FileName, NULL, 0, FALSE)) {
+                    SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, FileName.Buffer, FileName.Length);
+                    Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                    callbackStatus = FLT_PREOP_COMPLETE;
+                    goto cleanup;
+                }
+            }
+        }
+    }
+
+cleanup:
+    if (nameInfo) {
+        FltReleaseFileNameInformation(nameInfo);
+    }
+    return callbackStatus;
+}
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreSetInfo(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    FILE_INFORMATION_CLASS infoClass = Data->Iopb->Parameters.SetFileInformation.FileInformationClass;
+
+    if (infoClass != FileDispositionInformation &&
+        infoClass != FileRenameInformation &&
+        infoClass != FileRenameInformationEx) {
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
+    NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
+
+    if (!NT_SUCCESS(status) || !nameInfo) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    status = FltParseFileNameInformation(nameInfo);
+    if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) {
+        FltReleaseFileNameInformation(nameInfo);
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    HANDLE Pid = PsGetCurrentProcessId();
+    if (!IsProcessTrusted(Pid)) {
+
+        if (CheckProtectedPathRule(&nameInfo->Name)) {
+            SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
+            Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+            FltReleaseFileNameInformation(nameInfo);
+            return FLT_PREOP_COMPLETE;
+        }
+
+        if (CheckFileExtensionRule(&nameInfo->Name)) {
+            if (CheckRansomActivity(Pid, &nameInfo->Name, NULL, 0, FALSE)) {
+                SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
+                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                FltReleaseFileNameInformation(nameInfo);
+                return FLT_PREOP_COMPLETE;
+            }
+        }
+    }
+    if (nameInfo) {
+        FltReleaseFileNameInformation(nameInfo);
+    }
+    return FLT_PREOP_SUCCESS_NO_CALLBACK;
+}
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
+    NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
+
+    if (!NT_SUCCESS(status) || !nameInfo) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    status = FltParseFileNameInformation(nameInfo);
+    if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) {
+        FltReleaseFileNameInformation(nameInfo);
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    SECURITY_INFORMATION SecurityInfo = Data->Iopb->Parameters.SetSecurity.SecurityInformation;
+
+    if (SecurityInfo & (OWNER_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION)) {
+
+        if (CheckProtectedPathRule(&nameInfo->Name)) {
+            HANDLE Pid = PsGetCurrentProcessId();
+
+            if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+                SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
+                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                FltReleaseFileNameInformation(nameInfo);
+                return FLT_PREOP_COMPLETE;
+            }
+        }
+    }
+
+    FltReleaseFileNameInformation(nameInfo);
+    return FLT_PREOP_SUCCESS_NO_CALLBACK;
+}
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    if (Data->Iopb->IrpFlags & (IRP_PAGING_IO | IRP_SYNCHRONOUS_PAGING_IO | IRP_NOCACHE)) {
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    ULONG WriteLength = Data->Iopb->Parameters.Write.Length;
+    if (WriteLength == 0) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
+    NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
+
+    FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    if (NT_SUCCESS(status) && nameInfo) {
+        status = FltParseFileNameInformation(nameInfo);
+        if (NT_SUCCESS(status) && nameInfo->Name.Buffer) {
+
+            if (CheckFileExtensionRule(&nameInfo->Name)) {
+                HANDLE Pid = PsGetCurrentProcessId();
+
+                if (!IsProcessTrusted(Pid)) {
+
+                    PVOID SystemBuffer = NULL;
+                    PMDL Mdl = Data->Iopb->Parameters.Write.MdlAddress;
+
+                    if (!Mdl) {
+                        if (Data->Iopb->Parameters.Write.WriteBuffer && KeGetCurrentIrql() <= APC_LEVEL) {
+                            if (NT_SUCCESS(FltLockUserBuffer(Data))) {
+                                Mdl = Data->Iopb->Parameters.Write.MdlAddress;
+                            }
+                        }
+                    }
+
+                    if (Mdl) {
+                        SystemBuffer = MmGetSystemAddressForMdlSafe(Mdl, NormalPagePriority | MdlMappingNoExecute);
+                    }
+
+                    if (SystemBuffer) {
+                        if (CheckRansomActivity(Pid, &nameInfo->Name, SystemBuffer, WriteLength, TRUE)) {
+                            if (!IsInstallerProcess(Pid)) {
+                                SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
+                                Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+                                callbackStatus = FLT_PREOP_COMPLETE;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        FltReleaseFileNameInformation(nameInfo);
+    }
+    return callbackStatus;
+}
+
+FLT_PREOP_CALLBACK_STATUS ProtectFile_FileSystemControl(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
+    UNREFERENCED_PARAMETER(FltObjects);
+    UNREFERENCED_PARAMETER(CompletionContext);
+
+    if (Data->Iopb->Parameters.FileSystemControl.Common.FsControlCode != FSCTL_MANAGE_BYPASS_IO) {
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    PFS_BPIO_INPUT InputBuffer = (PFS_BPIO_INPUT)Data->Iopb->Parameters.FileSystemControl.Neither.InputBuffer;
+    if (!InputBuffer) return FLT_PREOP_SUCCESS_NO_CALLBACK;
+
+    __try {
+        if (InputBuffer->Operation == FS_BPIO_OP_ENABLE) {
+            PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
+            if (NT_SUCCESS(FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo)) && nameInfo) {
+                if (NT_SUCCESS(FltParseFileNameInformation(nameInfo))) {
+                    if (CheckFileExtensionRule(&nameInfo->Name) || CheckProtectedPathRule(&nameInfo->Name)) {
+
+                        Data->IoStatus.Status = STATUS_NOT_SUPPORTED;
+                        FltReleaseFileNameInformation(nameInfo);
+                        return FLT_PREOP_COMPLETE;
+                    }
+                }
+                FltReleaseFileNameInformation(nameInfo);
+            }
+        }
+    }
+    __except (EXCEPTION_EXECUTE_HANDLER) {
+        return FLT_PREOP_SUCCESS_NO_CALLBACK;
+    }
+
+    return FLT_PREOP_SUCCESS_NO_CALLBACK;
+}

Plugins/Filter/ProtectImage.c

@@ -1,124 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-static BOOLEAN g_ImageNotifyEnabled = FALSE;
-
-static BOOLEAN CheckVadExec(PVOID a)
-{
-    MEMORY_BASIC_INFORMATION mbi = { 0 };
-    SIZE_T ret = 0;
-    NTSTATUS s = ZwQueryVirtualMemory(NtCurrentProcess(), a, MemoryBasicInformation, &mbi, sizeof(mbi), &ret);
-    
-    if (!NT_SUCCESS(s))
-        return FALSE;
-    if (mbi.State != MEM_COMMIT)
-        return FALSE;
-    if (mbi.Type == SEC_IMAGE)
-        return FALSE;
-    if (mbi.Type != MEM_PRIVATE && mbi.Type != MEM_MAPPED)
-        return FALSE;
-    return (mbi.Protect & (PAGE_EXECUTE | PAGE_EXECUTE_READ | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_WRITECOPY)) != 0;
-}
-
-static BOOLEAN WalkForShellcode(ULONG h)
-{
-#define MAXWALK 20
-    PVOID frames[MAXWALK] = { 0 };
-    ULONG c = RtlWalkFrameChain(frames, MAXWALK, 1);
-    if (c == 0)
-        return FALSE;
-    
-    ULONG limit = RTL_NUMBER_OF(frames);
-    ULONG count = c < limit ? c : limit;
-    ULONG d = h < count ? h : count;
-    
-    for (ULONG i = 0; i < d; i++) {
-        PVOID p = frames[i];
-        if (p && CheckVadExec(p))
-            return TRUE;
-    }
-    for (ULONG i = 0; i < d; i++) {
-        ULONG idx = count - 1 - i;
-        if (idx >= d) {
-            PVOID p = frames[idx];
-            if (p && CheckVadExec(p))
-                return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-static VOID ImageLoadNotify(IN PUNICODE_STRING FullImageName, IN HANDLE ProcessId, IN PIMAGE_INFO ImageInfo)
-{
-    UNREFERENCED_PARAMETER(ImageInfo);
-    if (g_Unloading)
-        return;
-    if (ProcessId == (HANDLE)0 || ProcessId == (HANDLE)4)
-        return;
-    if (KeGetCurrentIrql() != PASSIVE_LEVEL)
-        return;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return;
-
-    WCHAR eb[512] = { 0 };
-    UNICODE_STRING exe = { 0 };
-    exe.Buffer = eb;
-    exe.MaximumLength = sizeof(eb);
-    exe.Length = 0;
-
-    if (!GetProcessImagePathByPid(ProcessId, &exe)) {
-        PEPROCESS eproc = PsGetCurrentProcess();
-        PCSTR n = PsGetProcessImageFileName(eproc);
-        size_t l = n ? strlen(n) : 0;
-        for (size_t i = 0; i < l && i < RTL_NUMBER_OF(eb) - 1; i++)
-            eb[i] = (WCHAR)n[i];
-        eb[l] = 0;
-        exe.Length = (USHORT)(l * sizeof(WCHAR));
-    }
-    if (exe.Length & 1) exe.Length--;
-
-    {
-        size_t elen = exe.Length / sizeof(WCHAR);
-        if ((elen >= 14 && _wcsnicmp(exe.Buffer + elen - 14, L"powershell.exe", 14) == 0) ||
-            (elen >= 8 && _wcsnicmp(exe.Buffer + elen - 8, L"pwsh.exe", 8) == 0) ||
-            (elen >= 10 && _wcsnicmp(exe.Buffer + elen - 10, L"sppsvc.exe", 10) == 0)) {
-            ExReleaseRundownProtection(&g_Rundown);
-            return;
-        }
-    }
-    if (IsWhitelist(&exe)) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-    if (FullImageName && FullImageName->Buffer) {
-        if (MatchClrFromNonFramework(FullImageName)) {
-            LogAnsi3("CLR_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &exe, FullImageName);
-            ExReleaseRundownProtection(&g_Rundown);
-            return;
-        }
-    }
-    if (WalkForShellcode(8)) {
-        UNICODE_STRING none = RTL_CONSTANT_STRING(L"None");
-        LogAnsi3("SHELLCODE_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &exe, &none);
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-    ExReleaseRundownProtection(&g_Rundown);
-}
-
-NTSTATUS InitImageProtect(VOID)
-{
-    NTSTATUS s = PsSetLoadImageNotifyRoutine(ImageLoadNotify);
-    if (NT_SUCCESS(s))
-        g_ImageNotifyEnabled = TRUE;
-    return s;
-}
-
-VOID UninitImageProtect(VOID)
-{
-    if (g_ImageNotifyEnabled) {
-        PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
-        g_ImageNotifyEnabled = FALSE;
-    }
-}

Plugins/Filter/ProtectInject.c

@@ -1,177 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-static PVOID g_ObRegHandle = NULL;
-static POB_OPERATION_REGISTRATION g_ObOps = NULL;
-static OB_CALLBACK_REGISTRATION g_ObReg = { 0 };
-
-static OB_PREOP_CALLBACK_STATUS PreProcessCallback(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION Info)
-{
-    UNREFERENCED_PARAMETER(RegistrationContext);
-    if (g_Unloading)
-        return OB_PREOP_SUCCESS;
-    if (!Info || Info->KernelHandle)
-        return OB_PREOP_SUCCESS;
-    if (!Info->Object)
-        return OB_PREOP_SUCCESS;
-    if (Info->Operation != OB_OPERATION_HANDLE_CREATE && Info->Operation != OB_OPERATION_HANDLE_DUPLICATE)
-        return OB_PREOP_SUCCESS;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return OB_PREOP_SUCCESS;
-
-    HANDLE cur = PsGetCurrentProcessId();
-    if (cur == (HANDLE)0 || cur == (HANDLE)4) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    HANDLE target = PsGetProcessId((PEPROCESS)Info->Object);
-    if (target == cur) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    ACCESS_MASK* desired = (Info->Operation == OB_OPERATION_HANDLE_CREATE) ? &Info->Parameters->CreateHandleInformation.DesiredAccess : &Info->Parameters->DuplicateHandleInformation.DesiredAccess;
-    ACCESS_MASK mask = PROCESS_CREATE_THREAD | PROCESS_VM_OPERATION | PROCESS_VM_WRITE;
-    PCSTR tn = PsGetProcessImageFileName((PEPROCESS)Info->Object);
-    if (tn && (_stricmp(tn, "lsass.exe") == 0))
-        mask |= PROCESS_VM_READ;
-
-    if ((*desired & mask) == 0) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    BOOLEAN logok = (KeGetCurrentIrql() == PASSIVE_LEVEL);
-    WCHAR cbuf[512] = { 0 }, tbuf[512] = { 0 };
-    UNICODE_STRING cexe = { 0 }, texe = { 0 };
-    cexe.Buffer = cbuf; cexe.MaximumLength = sizeof(cbuf);
-    texe.Buffer = tbuf; texe.MaximumLength = sizeof(tbuf);
-
-    if (logok)
-        GetProcessImagePathByPid(cur, &cexe);
-    if (logok && IsWhitelist(&cexe)) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    ACCESS_MASK old = *desired;
-    *desired &= ~mask;
-    if ((*desired) != old && logok) {
-        GetProcessImagePathByPid(target, &texe);
-        if (cexe.Length == 0) {
-            PEPROCESS eproc = PsGetCurrentProcess();
-            PCSTR n = PsGetProcessImageFileName(eproc);
-            size_t l = n ? strlen(n) : 0;
-            for (size_t i = 0; i < l && i < RTL_NUMBER_OF(cbuf) - 1; i++)
-                cbuf[i] = (WCHAR)n[i];
-            cbuf[l] = 0;
-            cexe.Length = (USHORT)(l * sizeof(WCHAR));
-        }
-        LogAnsi3("INJECT_BLOCK", (ULONG)(ULONG_PTR)cur, &cexe, &texe);
-    }
-    ExReleaseRundownProtection(&g_Rundown);
-    return OB_PREOP_SUCCESS;
-}
-
-static OB_PREOP_CALLBACK_STATUS PreThreadCallback(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION Info)
-{
-    UNREFERENCED_PARAMETER(RegistrationContext);
-    if (!Info || Info->KernelHandle)
-        return OB_PREOP_SUCCESS;
-    if (Info->Object == NULL)
-        return OB_PREOP_SUCCESS;
-    if (Info->Operation != OB_OPERATION_HANDLE_CREATE && Info->Operation != OB_OPERATION_HANDLE_DUPLICATE)
-        return OB_PREOP_SUCCESS;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return OB_PREOP_SUCCESS;
-
-    HANDLE cur = PsGetCurrentProcessId();
-    if (cur == (HANDLE)0 || cur == (HANDLE)4) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    HANDLE owner = PsGetThreadProcessId((PETHREAD)Info->Object);
-    if (owner == cur) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    ACCESS_MASK tmask = THREAD_SET_CONTEXT | THREAD_SUSPEND_RESUME | THREAD_IMPERSONATE | THREAD_DIRECT_IMPERSONATION;
-    ACCESS_MASK* desired = (Info->Operation == OB_OPERATION_HANDLE_CREATE) ? &Info->Parameters->CreateHandleInformation.DesiredAccess : &Info->Parameters->DuplicateHandleInformation.DesiredAccess;
-    if ((*desired & tmask) == 0) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    BOOLEAN logok = (KeGetCurrentIrql() == PASSIVE_LEVEL);
-    WCHAR cbuf[512] = { 0 };
-    UNICODE_STRING cexe = { 0 };
-    cexe.Buffer = cbuf;
-    cexe.MaximumLength = sizeof(cbuf);
-
-    if (logok)
-        GetProcessImagePathByPid(cur, &cexe);
-    if (logok && IsWhitelist(&cexe)) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return OB_PREOP_SUCCESS;
-    }
-    ACCESS_MASK old = *desired;
-    *desired &= ~tmask;
-    if ((*desired) != old && logok) {
-        if (cexe.Length == 0) {
-            PEPROCESS eproc = PsGetCurrentProcess();
-            PCSTR n = PsGetProcessImageFileName(eproc);
-            size_t l = n ? strlen(n) : 0;
-            for (size_t i = 0; i < l && i < RTL_NUMBER_OF(cbuf) - 1; i++)
-                cbuf[i] = (WCHAR)n[i];
-            cbuf[l] = 0;
-            cexe.Length = (USHORT)(l * sizeof(WCHAR));
-        }
-        UNICODE_STRING tnone = RTL_CONSTANT_STRING(L"None");
-        LogAnsi3("THREAD_BLOCK", (ULONG)(ULONG_PTR)cur, &cexe, &tnone);
-    }
-    ExReleaseRundownProtection(&g_Rundown);
-    return OB_PREOP_SUCCESS;
-}
-
-NTSTATUS InitInjectProtect(VOID)
-{
-    static UNICODE_STRING obAlt;
-    RtlInitUnicodeString(&obAlt, L"385000");
-
-    g_ObOps = (POB_OPERATION_REGISTRATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, sizeof(OB_OPERATION_REGISTRATION) * 2, 'bOpr');
-    if (!g_ObOps)
-        return STATUS_INSUFFICIENT_RESOURCES;
-
-    RtlZeroMemory(g_ObOps, sizeof(OB_OPERATION_REGISTRATION) * 2);
-    g_ObOps[0].ObjectType = PsProcessType;
-    g_ObOps[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
-    g_ObOps[0].PreOperation = PreProcessCallback;
-    g_ObOps[1].ObjectType = PsThreadType;
-    g_ObOps[1].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
-    g_ObOps[1].PreOperation = PreThreadCallback;
-
-    RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
-    g_ObReg.Version = OB_FLT_REGISTRATION_VERSION;
-    g_ObReg.OperationRegistrationCount = 2;
-    g_ObReg.Altitude = obAlt;
-    g_ObReg.RegistrationContext = NULL;
-    g_ObReg.OperationRegistration = g_ObOps;
-
-    NTSTATUS s = ObRegisterCallbacks(&g_ObReg, &g_ObRegHandle);
-    if (!NT_SUCCESS(s)) {
-        ExFreePool2(g_ObOps, 'bOpr', NULL, 0);
-        g_ObOps = NULL;
-        RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
-    }
-    return s;
-}
-
-VOID UninitInjectProtect(VOID)
-{
-    if (g_ObRegHandle) {
-        ObUnRegisterCallbacks(g_ObRegHandle);
-        g_ObRegHandle = NULL;
-    }
-    if (g_ObOps) {
-        ExFreePool2(g_ObOps, 'bOpr', NULL, 0);
-        g_ObOps = NULL;
-    }
-    RtlZeroMemory(&g_ObReg, sizeof(g_ObReg));
-}

Plugins/Filter/ProtectMatch.c

@@ -1,348 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectRules.h"
-#include "ProtectMatch.h"
-
-static __forceinline BOOLEAN USOK(PUNICODE_STRING s)
-{
-    return s && s->Buffer && s->Length;
-}
-
-static BOOLEAN WildMatchN(const wchar_t* str, SIZE_T n, const wchar_t* pat)
-{
-    if (*pat == 0)
-        return n == 0;
-
-    if (*pat == L'*') {
-        if (pat[1] == L'*') {
-            for (SIZE_T i = 0; i <= n; ++i)
-                if (WildMatchN(str + i, n - i, pat + 2))
-                    return TRUE;
-            return FALSE;
-        }
-        SIZE_T i = 0;
-        for (; i < n && str[i] != L'\\'; ++i)
-            if (WildMatchN(str + i, n - i, pat + 1))
-                return TRUE;
-        return WildMatchN(str + i, n - i, pat + 1);
-    }
-    if (*pat == L'?')
-        return n > 0 && str[0] != L'\\' && WildMatchN(str + 1, n - 1, pat + 1);
-    if (n == 0)
-        return FALSE;
-
-    WCHAR sc = str[0], pc = *pat;
-    if (sc >= L'A' && sc <= L'Z')
-        sc += 32;
-    if (pc >= L'A' && pc <= L'Z')
-        pc += 32;
-    return sc == pc && WildMatchN(str + 1, n - 1, pat + 1);
-}
-
-static BOOLEAN MatchList(PUNICODE_STRING s, wchar_t** list)
-{
-    if (!USOK(s) || !list) 
-        return FALSE;
-    
-    SIZE_T s_len = s->Length / sizeof(WCHAR);
-    for (SIZE_T i = 0; list[i]; ++i) {
-        wchar_t* pat = list[i];
-        if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
-            if (WildMatchN(s->Buffer, s_len, pat)) 
-                return TRUE;
-        }
-        else {
-            SIZE_T pat_len = wcslen(pat);
-            if (s_len >= pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0) {
-                if (s_len == pat_len || s->Buffer[s_len - pat_len - 1] == L'\\') {
-                    return TRUE;
-                }
-            }
-            if (s_len >= pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0) {
-                return TRUE;
-            }
-        }
-    }
-    return FALSE;
-}
-
-static wchar_t* MatchListGetRule(PUNICODE_STRING s, wchar_t** list)
-{
-    if (!USOK(s) || !list) 
-        return 0;
-   
-    SIZE_T s_len = s->Length / sizeof(WCHAR);
-    for (SIZE_T i = 0; list[i]; ++i) {
-        wchar_t* pat = list[i];
-        if (wcschr(pat, L'*') || wcschr(pat, L'?')) {
-            if (WildMatchN(s->Buffer, s_len, pat))
-                return pat;
-        }
-        else {
-            SIZE_T pat_len = wcslen(pat);
-            if (s_len >= pat_len && _wcsnicmp(s->Buffer, pat, pat_len) == 0) {
-                if (s_len == pat_len || s->Buffer[s_len - pat_len - 1] == L'\\') {
-                    return pat;
-                }
-            }
-            if (s_len >= pat_len && _wcsnicmp(s->Buffer + s_len - pat_len, pat, pat_len) == 0) {
-                return pat;
-            }
-        }
-    }
-    return 0;
-}
-
-static BOOLEAN StrStrIW(const wchar_t* s, const wchar_t* sub) 
-{
-    if (!s || !sub) 
-        return FALSE;
-    
-    SIZE_T n = wcslen(s), m = wcslen(sub);
-    if (m == 0 || n < m) 
-        return FALSE;
-    
-    for (SIZE_T i = 0; i + m <= n; i++) {
-        if (_wcsnicmp(s + i, sub, m) == 0) 
-            return TRUE;
-    }
-    return FALSE;
-}
-
-static BOOLEAN EndsWithNameUS(PUNICODE_STRING s, const wchar_t* name)
-{
-    if (!USOK(s) || !name)
-        return FALSE;
-    
-    SIZE_T n = s->Length / sizeof(WCHAR);
-    SIZE_T m = wcslen(name);
-    return n >= m && _wcsnicmp(s->Buffer + (n - m), name, m) == 0;
-}
-
-BOOLEAN IsRegistryBlock(PUNICODE_STRING key, PUNICODE_STRING valueName, PUNICODE_STRING exe)
-{
-    if (USOK(key) && WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\MACHINE\\SYSTEM\\ControlSet001\\Services\\**"))
-        return FALSE;
-
-    if (USOK(exe) && IsWhitelist(exe))
-        return FALSE;
-
-    if (USOK(exe) && USOK(key)) {
-        if ((EndsWithNameUS(exe, L"services.exe") || EndsWithNameUS(exe, L"svchost.exe") || EndsWithNameUS(exe, L"sc.exe")) &&
-            WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**"))
-            return FALSE;
-
-        if ((EndsWithNameUS(exe, L"powershell.exe") || EndsWithNameUS(exe, L"pwsh.exe")) &&
-            (WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap\\**") ||
-                WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Internet Settings\\ZoneMap") ||
-                WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data\\**") ||
-                WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Notifications\\Data")))
-            return FALSE;
-
-        if ((EndsWithNameUS(exe, L"msiexec.exe") || EndsWithNameUS(exe, L"TrustedInstaller.exe")) &&
-            (WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Installer\\**") ||
-                WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\CurrentVersion\\Uninstall\\**") ||
-                WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\SYSTEM\\CurrentControlSet\\Services\\**")))
-            return FALSE;
-
-        if (EndsWithNameUS(exe, L"schtasks.exe") && WildMatchN(key->Buffer, key->Length / sizeof(WCHAR), L"\\REGISTRY\\**\\Windows NT\\CurrentVersion\\Schedule\\TaskCache\\**"))
-            return FALSE;
-    }
-    if (USOK(key) && MatchBlockReg(key))
-        return TRUE;
-
-    if (USOK(valueName)) {
-        for (SIZE_T i = 0; g_BlockReg[i]; ++i) {
-            wchar_t* pat = g_BlockReg[i];
-            if (!wcschr(pat, L'\\') && !wcschr(pat, L'*') && !wcschr(pat, L'?') && _wcsnicmp(valueName->Buffer, pat, wcslen(pat)) == 0)
-                return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath)
-{
-    PEPROCESS process = NULL;
-    PVOID buf = NULL;
-    HANDLE h = NULL;
-    NTSTATUS status;
-    ULONG len = 0;
-
-    status = PsLookupProcessByProcessId(pid, &process);
-    if (!NT_SUCCESS(status)) 
-        return FALSE;
-
-    status = ObOpenObjectByPointer(process, OBJ_KERNEL_HANDLE, NULL, PROCESS_QUERY_LIMITED_INFORMATION, *PsProcessType, KernelMode, &h);
-    if (!NT_SUCCESS(status))
-        goto cleanup;
-
-    status = ZwQueryInformationProcess(h, ProcessImageFileName, NULL, 0, &len);
-    if (status != STATUS_INFO_LENGTH_MISMATCH || len == 0)
-        goto cleanup;
-
-    buf = ExAllocatePool2(POOL_FLAG_NON_PAGED, len, 'iPgN');
-    if (!buf)
-        goto cleanup;
-
-    status = ZwQueryInformationProcess(h, ProcessImageFileName, buf, len, &len);
-    if (NT_SUCCESS(status)) {
-        PUNICODE_STRING image = (PUNICODE_STRING)buf;
-        if (image->Buffer && image->Length > 0 && ProcessImagePath->MaximumLength >= image->Length + sizeof(WCHAR)) {
-            RtlCopyMemory(ProcessImagePath->Buffer, image->Buffer, image->Length);
-            ProcessImagePath->Length = image->Length;
-            ProcessImagePath->Buffer[image->Length / sizeof(WCHAR)] = 0;
-            status = TRUE;
-        }
-        else {
-            status = FALSE;
-        }
-    }
-    else {
-        status = FALSE;
-    }
-cleanup:
-    if (buf) 
-        ExFreePool2(buf, 'iPgN', NULL, 0);
-    if (h)
-        ZwClose(h);
-    if (process)
-        ObDereferenceObject(process);
-    return NT_SUCCESS(status);
-}
-
-BOOLEAN IsWhitelist(PUNICODE_STRING s)
-{
-    if (MatchList(s, g_WhitelistExcept)) 
-        return FALSE;
-    return MatchList(s, g_Whitelist);
-}
-
-BOOLEAN MatchBlockReg(PUNICODE_STRING s)
-{
-    return MatchList(s, g_BlockReg);
-}
-
-wchar_t* GetMatchedBlockRegRule(PUNICODE_STRING s) 
-{
-    return MatchListGetRule(s, g_BlockReg);
-}
-
-BOOLEAN MatchBlockFile(PUNICODE_STRING s)
-{
-    return MatchList(s, g_BlockFile);
-}
-
-BOOLEAN MatchBlockRansom(PUNICODE_STRING s)
-{
-    return MatchList(s, g_BlockRansom);
-}
-
-wchar_t* GetMatchedBlockFileRule(PUNICODE_STRING s) 
-{
-    return MatchListGetRule(s, g_BlockFile);
-}
-
-BOOLEAN HasBlockedSuffix(PUNICODE_STRING s)
-{
-    if (!USOK(s)) {
-        return FALSE;
-    }
-    for (SIZE_T i = 0; g_Blocksuffix[i]; ++i) {
-        if (EndsWithNameUS(s, g_Blocksuffix[i])) {
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-BOOLEAN MatchRemoteSuspectBin(PUNICODE_STRING img)
-{
-    if (!USOK(img)) 
-        return FALSE;
-    
-    for (SIZE_T i = 0; g_RemoteSuspectBins[i]; ++i)
-        if (EndsWithNameUS(img, g_RemoteSuspectBins[i]))
-            return TRUE;
-    return FALSE;
-}
-
-BOOLEAN MatchRemoteCommand(PUNICODE_STRING cmd, PUNICODE_STRING img)
-{
-    if (!USOK(cmd)) 
-        return FALSE;
-    
-    const wchar_t* s = cmd->Buffer;
-    for (SIZE_T i = 0; g_RemoteCmdIndicatorsHttp[i]; ++i)
-        if (StrStrIW(s, g_RemoteCmdIndicatorsHttp[i])) 
-            return TRUE;
-    
-    for (SIZE_T i = 0; g_RemoteCmdIndicatorsGeneric[i]; ++i)
-        if (StrStrIW(s, g_RemoteCmdIndicatorsGeneric[i])) 
-            return TRUE;
-    
-    if (USOK(img) && EndsWithNameUS(img, L"cmd.exe")) {
-        for (SIZE_T i = 0; g_RemoteCmdFromCmdExe[i]; ++i)
-            if (StrStrIW(s, g_RemoteCmdFromCmdExe[i])) 
-                return TRUE;
-    }
-    if (USOK(img) && EndsWithNameUS(img, L"rundll32.exe")) {
-        for (SIZE_T i = 0; g_RemoteCmdFromRundll32Exe[i]; ++i)
-            if (StrStrIW(s, g_RemoteCmdFromRundll32Exe[i]))
-                return TRUE;
-    }
-    if (USOK(img) && EndsWithNameUS(img, L"regsvr32.exe") && StrStrIW(s, L"/i:") && StrStrIW(s, L"http")) 
-        return TRUE;
-    
-    if (USOK(img) && EndsWithNameUS(img, L"mshta.exe")) {
-        for (SIZE_T i = 0; g_RemoteCmdFromMshtaExe[i]; ++i)
-            if (StrStrIW(s, g_RemoteCmdFromMshtaExe[i]))
-                return TRUE;
-    }
-    return FALSE;
-}
-
-BOOLEAN MatchScreenCapModule(PUNICODE_STRING mod)
-{
-    if (!USOK(mod)) 
-        return FALSE;
-    
-    for (SIZE_T i = 0; g_ScreenCapModules[i]; ++i)
-        if (EndsWithNameUS(mod, g_ScreenCapModules[i]))
-            return TRUE;
-    return FALSE;
-}
-
-BOOLEAN MatchSuspiciousProcPath(PUNICODE_STRING img)
-{
-    if (!USOK(img)) 
-        return FALSE;
-    
-    const wchar_t* s = img->Buffer;
-    if (StrStrIW(s, L"\\Users\\")) {
-        for (SIZE_T i = 0; g_ScreenUserSubdirs[i]; ++i)
-            if (StrStrIW(s, g_ScreenUserSubdirs[i])) 
-                return TRUE;
-    }
-    for (SIZE_T i = 0; g_ScreenOtherProcNeedles[i]; ++i)
-        if (StrStrIW(s, g_ScreenOtherProcNeedles[i])) 
-            return TRUE;
-    return FALSE;
-}
-
-BOOLEAN MatchClrFromNonFramework(PUNICODE_STRING fullImageName) 
-{
-    if (!USOK(fullImageName)) 
-        return FALSE;
-    
-    const wchar_t* s = fullImageName->Buffer;
-    return (StrStrIW(s, L"\\clr.dll") || StrStrIW(s, L"\\mscorwks.dll")) && !StrStrIW(s, L"\\Windows\\Microsoft.NET\\") && !StrStrIW(s, L"\\Framework");
-}
-
-BOOLEAN IsWhitelistExcept(PUNICODE_STRING img)
-{
-    if (!USOK(img)) 
-        return FALSE;
-    
-    return MatchList(img, g_WhitelistExcept);
-}

Plugins/Filter/ProtectMatch.h

@@ -1,23 +0,0 @@
-#pragma once
-#include <ntifs.h>
-
-wchar_t* GetMatchedBlockRegRule(PUNICODE_STRING s);
-wchar_t* GetMatchedBlockFileRule(PUNICODE_STRING s);
-BOOLEAN GetProcessImagePathByPid(HANDLE pid, PUNICODE_STRING ProcessImagePath);
-
-BOOLEAN IsWhitelist(PUNICODE_STRING s);
-BOOLEAN IsWhitelistExcept(PUNICODE_STRING img);
-
-BOOLEAN MatchBlockReg(PUNICODE_STRING s);
-BOOLEAN IsRegistryBlock(PUNICODE_STRING key, PUNICODE_STRING valueName, PUNICODE_STRING exe);
-
-BOOLEAN MatchBlockFile(PUNICODE_STRING s);
-BOOLEAN MatchBlockRansom(PUNICODE_STRING s);
-BOOLEAN HasBlockedSuffix(PUNICODE_STRING s);
-
-BOOLEAN MatchRemoteSuspectBin(PUNICODE_STRING img);
-BOOLEAN MatchRemoteCommand(PUNICODE_STRING cmd, PUNICODE_STRING img);
-
-BOOLEAN MatchScreenCapModule(PUNICODE_STRING mod);
-BOOLEAN MatchSuspiciousProcPath(PUNICODE_STRING img);
-BOOLEAN MatchClrFromNonFramework(PUNICODE_STRING fullImageName);

Plugins/Filter/ProtectProcess.c

@@ -1,125 +0,0 @@
-#include <ntifs.h>
-#include <ntstrsafe.h>
-#include "DriverEntry.h"
-
-typedef union _PS_PROTECTION {
-    UCHAR Level;
-    struct {
-        UCHAR Type : 3;
-        UCHAR Audit : 1;
-        UCHAR Signer : 4;
-    } Flags;
-} PS_PROTECTION, * PPS_PROTECTION;
-
-static PVOID g_PsSetProcessProtection = NULL;
-static HANDLE g_ProtectedPid = NULL;
-static PVOID g_ObCookie = NULL;
-
-static NTSTATUS SetPPL31(_In_ PEPROCESS proc)
-{
-    if (!proc || !g_PsSetProcessProtection)
-        return STATUS_PROCEDURE_NOT_FOUND;
-
-    PS_PROTECTION p = { 0 };
-    p.Level = 0x31;
-    ((VOID(NTAPI*)(PEPROCESS, PS_PROTECTION))g_PsSetProcessProtection)(proc, p);
-    return STATUS_SUCCESS;
-}
-
-static OB_PREOP_CALLBACK_STATUS ObPreOperation(
-    _In_ PVOID RegistrationContext,
-    _Inout_ POB_PRE_OPERATION_INFORMATION info
-)
-{
-    UNREFERENCED_PARAMETER(RegistrationContext);
-
-    if (!info || info->KernelHandle)
-        return OB_PREOP_SUCCESS;
-
-    if (info->ObjectType == *PsProcessType) {
-        PEPROCESS proc = (PEPROCESS)info->Object;
-        HANDLE pid = PsGetProcessId(proc);
-        if (g_ProtectedPid && pid == g_ProtectedPid && PsGetCurrentProcessId() != g_ProtectedPid) {
-            ACCESS_MASK* mask = (info->Operation == OB_OPERATION_HANDLE_CREATE)
-                ? &info->Parameters->CreateHandleInformation.DesiredAccess
-                : &info->Parameters->DuplicateHandleInformation.DesiredAccess;
-
-            if (*mask & PROCESS_TERMINATE) {
-                LogAnsi3("KILL_ATTEMPT",
-                    (ULONG)(ULONG_PTR)PsGetCurrentProcessId(),
-                    NULL, NULL);
-                *mask &= ~(PROCESS_TERMINATE | PROCESS_VM_WRITE | PROCESS_CREATE_THREAD);
-            }
-        }
-    }
-    return OB_PREOP_SUCCESS;
-}
-
-static VOID ProcessNotify(
-    _In_opt_ PEPROCESS Process,
-    _In_ HANDLE Pid,
-    _In_opt_ PPS_CREATE_NOTIFY_INFO CreateInfo
-)
-{
-    UNICODE_STRING target = RTL_CONSTANT_STRING(L"\\??\\C:\\PYAS.exe");
-    if (CreateInfo) {
-        if (Process && CreateInfo->ImageFileName &&
-            RtlEqualUnicodeString(CreateInfo->ImageFileName, &target, TRUE)) {
-
-            NTSTATUS st = SetPPL31(Process);
-            UNREFERENCED_PARAMETER(st);
-
-            InterlockedExchangePointer((PVOID*)&g_ProtectedPid, Pid);
-            LogAnsi3("PROC_PPL", (ULONG)(ULONG_PTR)Pid, (PUNICODE_STRING)CreateInfo->ImageFileName, NULL);
-        }
-    }
-    else {
-        if (g_ProtectedPid && Pid == g_ProtectedPid) {
-            InterlockedExchangePointer((PVOID*)&g_ProtectedPid, NULL);
-        }
-    }
-}
-
-NTSTATUS InitProcessProtect(VOID)
-{
-    UNICODE_STRING n = RTL_CONSTANT_STRING(L"PsSetProcessProtection");
-    g_PsSetProcessProtection = MmGetSystemRoutineAddress(&n);
-
-    static OB_OPERATION_REGISTRATION ops[1];
-    RtlZeroMemory(ops, sizeof(ops));
-    ops[0].ObjectType = PsProcessType;
-    ops[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
-    ops[0].PreOperation = ObPreOperation;
-    ops[0].PostOperation = NULL;
-
-    UNICODE_STRING alt = RTL_CONSTANT_STRING(L"321000");
-    OB_CALLBACK_REGISTRATION reg;
-    RtlZeroMemory(&reg, sizeof(reg));
-    reg.Version = OB_FLT_REGISTRATION_VERSION;
-    reg.OperationRegistrationCount = 1;
-    reg.OperationRegistration = ops;
-    reg.RegistrationContext = NULL;
-    reg.Altitude = alt;
-
-    NTSTATUS s = ObRegisterCallbacks(&reg, &g_ObCookie);
-    if (!NT_SUCCESS(s)) {
-        g_ObCookie = NULL;
-        return s;
-    }
-    s = PsSetCreateProcessNotifyRoutineEx(ProcessNotify, FALSE);
-    if (!NT_SUCCESS(s)) {
-        ObUnRegisterCallbacks(g_ObCookie);
-        g_ObCookie = NULL;
-        return s;
-    }
-    return STATUS_SUCCESS;
-}
-
-VOID UninitProcessProtect(VOID)
-{
-    if (g_ObCookie) {
-        ObUnRegisterCallbacks(g_ObCookie);
-        g_ObCookie = NULL;
-    }
-    PsSetCreateProcessNotifyRoutineEx(ProcessNotify, TRUE);
-}

Plugins/Filter/ProtectProcess.cpp

@@ -0,0 +1,140 @@
+#include "DriverCommon.h"
+
+PVOID ObRegistrationHandle = NULL;
+OB_CALLBACK_REGISTRATION ObRegistration;
+OB_OPERATION_REGISTRATION ObCallbacks[1];
+
+static BOOLEAN IsSystemImage(PUNICODE_STRING FullImageName) {
+    if (!FullImageName || !FullImageName->Buffer) return FALSE;
+
+    if (WildcardMatch(L"*\\Windows\\System32\\*", FullImageName->Buffer, FullImageName->Length) ||
+        WildcardMatch(L"*\\Windows\\SysWOW64\\*", FullImageName->Buffer, FullImageName->Length) ||
+        WildcardMatch(L"*\\Windows\\WinSxS\\*", FullImageName->Buffer, FullImageName->Length) ||
+        WildcardMatch(L"*\\Windows\\Microsoft.NET\\*", FullImageName->Buffer, FullImageName->Length) ||
+        WildcardMatch(L"*\\Common Files\\Microsoft Shared\\*", FullImageName->Buffer, FullImageName->Length) ||
+        WildcardMatch(L"*\\Program Files*\\*", FullImageName->Buffer, FullImageName->Length)) {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo) {
+    UNREFERENCED_PARAMETER(ImageInfo);
+
+    if (KeGetCurrentIrql() > APC_LEVEL) return;
+    if (!FullImageName || !FullImageName->Buffer) return;
+    if (ProcessId == (HANDLE)0) return;
+
+    if (IsSystemImage(FullImageName)) return;
+
+    if (IsTargetProtected(ProcessId)) {
+        if (CheckFileExtensionRule(FullImageName)) {
+            SendMessageToUser(6001, (ULONG)(ULONG_PTR)ProcessId, FullImageName->Buffer, FullImageName->Length);
+        }
+    }
+}
+
+static BOOLEAN IsBlacklistedAdminTool(HANDLE ProcessId) {
+    if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
+
+    NTSTATUS status;
+    BOOLEAN isBlacklisted = FALSE;
+    PEPROCESS Process = NULL;
+    PUNICODE_STRING imageFileName = NULL;
+
+    status = PsLookupProcessByProcessId(ProcessId, &Process);
+    if (!NT_SUCCESS(status)) return FALSE;
+
+    status = SeLocateProcessImageName(Process, &imageFileName);
+
+    if (NT_SUCCESS(status) && imageFileName) {
+        if (imageFileName->Buffer) {
+            if (WildcardMatch(L"*Taskmgr.exe", imageFileName->Buffer, imageFileName->Length) ||
+                WildcardMatch(L"*taskkill.exe", imageFileName->Buffer, imageFileName->Length) ||
+                WildcardMatch(L"*ProcessHacker.exe", imageFileName->Buffer, imageFileName->Length) ||
+                WildcardMatch(L"*procmon.exe", imageFileName->Buffer, imageFileName->Length)) {
+                isBlacklisted = TRUE;
+            }
+        }
+        ExFreePool(imageFileName);
+    }
+
+    ObDereferenceObject(Process);
+    return isBlacklisted;
+}
+
+static OB_PREOP_CALLBACK_STATUS PreOpenProcess(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION OperationInformation) {
+    UNREFERENCED_PARAMETER(RegistrationContext);
+
+    if (OperationInformation->KernelHandle) return OB_PREOP_SUCCESS;
+
+    PEPROCESS TargetProcess = (PEPROCESS)OperationInformation->Object;
+    if (!TargetProcess) return OB_PREOP_SUCCESS;
+
+    HANDLE TargetPid = PsGetProcessId(TargetProcess);
+    HANDLE SourcePid = PsGetCurrentProcessId();
+
+    if (SourcePid == TargetPid) return OB_PREOP_SUCCESS;
+
+    if ((ULONG)(ULONG_PTR)SourcePid == GlobalData.PyasPid) return OB_PREOP_SUCCESS;
+    if (SourcePid == (HANDLE)4) return OB_PREOP_SUCCESS;
+
+    BOOLEAN bProtected = IsTargetProtected(TargetPid);
+
+    if (bProtected) {
+        BOOLEAN bIsInstaller = IsInstallerProcess(SourcePid);
+
+        if (bIsInstaller) {
+            if (IsBlacklistedAdminTool(SourcePid)) {
+                bIsInstaller = FALSE;
+            }
+        }
+
+        if (bIsInstaller) return OB_PREOP_SUCCESS;
+
+        ACCESS_MASK DenyMask = PROCESS_TERMINATE |
+            PROCESS_VM_OPERATION |
+            PROCESS_VM_WRITE |
+            PROCESS_CREATE_THREAD |
+            PROCESS_VM_READ |
+            PROCESS_DUP_HANDLE |
+            PROCESS_SUSPEND_RESUME |
+            PROCESS_SET_INFORMATION |
+            PROCESS_SET_QUOTA;
+
+        OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= ~DenyMask;
+        OperationInformation->Parameters->CreateHandleInformation.OriginalDesiredAccess &= ~DenyMask;
+
+        if (OperationInformation->Operation == OB_OPERATION_HANDLE_DUPLICATE) {
+            OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= ~DenyMask;
+            OperationInformation->Parameters->DuplicateHandleInformation.OriginalDesiredAccess &= ~DenyMask;
+        }
+    }
+
+    return OB_PREOP_SUCCESS;
+}
+
+NTSTATUS InitializeProcessProtection() {
+    static UNICODE_STRING Altitude = { 0 };
+    RtlInitUnicodeString(&Altitude, L"320000");
+
+    ObCallbacks[0].ObjectType = PsProcessType;
+    ObCallbacks[0].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
+    ObCallbacks[0].PreOperation = PreOpenProcess;
+    ObCallbacks[0].PostOperation = NULL;
+
+    ObRegistration.Version = OB_FLT_REGISTRATION_VERSION;
+    ObRegistration.OperationRegistrationCount = 1;
+    ObRegistration.Altitude = Altitude;
+    ObRegistration.RegistrationContext = NULL;
+    ObRegistration.OperationRegistration = ObCallbacks;
+
+    return ObRegisterCallbacks(&ObRegistration, &ObRegistrationHandle);
+}
+
+VOID UninitializeProcessProtection() {
+    if (ObRegistrationHandle) {
+        ObUnRegisterCallbacks(ObRegistrationHandle);
+        ObRegistrationHandle = NULL;
+    }
+}

Plugins/Filter/ProtectRegistry.c

@@ -1,118 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-static BOOLEAN QueryRegPathFromObject(PVOID KeyObject, PUNICODE_STRING OutPath, POBJECT_NAME_INFORMATION* OutInfo)
-{
-    ULONG len = 0;
-    NTSTATUS s = ObQueryNameString(KeyObject, NULL, 0, &len);
-    if (s != STATUS_INFO_LENGTH_MISMATCH)
-        return FALSE;
-
-    POBJECT_NAME_INFORMATION p = (POBJECT_NAME_INFORMATION)ExAllocatePool2(POOL_FLAG_NON_PAGED, len, 'rgeR');
-    if (!p)
-        return FALSE;
-
-    s = ObQueryNameString(KeyObject, p, len, &len);
-    if (!NT_SUCCESS(s) || !p->Name.Buffer || p->Name.Length == 0) {
-        ExFreePool2(p, 'rgeR', NULL, 0);
-        return FALSE;
-    }
-    *OutInfo = p;
-    OutPath->Buffer = p->Name.Buffer;
-    OutPath->Length = p->Name.Length;
-    OutPath->MaximumLength = p->Name.Length;
-    return TRUE;
-}
-
-NTSTATUS RegistryProtectCallback(PVOID ctx, PVOID arg1, PVOID arg2)
-{
-    UNREFERENCED_PARAMETER(ctx);
-    if (g_Unloading)
-        return STATUS_SUCCESS;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return STATUS_SUCCESS;
-
-    REG_NOTIFY_CLASS type = (REG_NOTIFY_CLASS)(ULONG_PTR)arg1;
-    NTSTATUS status = STATUS_SUCCESS;
-    UNICODE_STRING checkReg = { 0 };
-    POBJECT_NAME_INFORMATION nameInfo = NULL;
-
-    UNICODE_STRING exe = { 0 };
-    WCHAR exeBuf[260] = { 0 };
-    exe.Buffer = exeBuf;
-    exe.MaximumLength = sizeof(exeBuf);
-    exe.Length = 0;
-
-    HANDLE pid = PsGetCurrentProcessId();
-    if (pid == (HANDLE)0 || pid == (HANDLE)4) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return STATUS_SUCCESS;
-    }
-    PUNICODE_STRING valueName = NULL;
-    BOOLEAN need_log = FALSE;
-    BOOLEAN canQuery = (KeGetCurrentIrql() == PASSIVE_LEVEL);
-
-    if (type == RegNtPreSetValueKey) {
-        PREG_SET_VALUE_KEY_INFORMATION s = (PREG_SET_VALUE_KEY_INFORMATION)arg2;
-        valueName = s->ValueName;
-        if (canQuery)
-            QueryRegPathFromObject(s->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreDeleteValueKey) {
-        PREG_DELETE_VALUE_KEY_INFORMATION d = (PREG_DELETE_VALUE_KEY_INFORMATION)arg2;
-        valueName = d->ValueName;
-        if (canQuery)
-            QueryRegPathFromObject(d->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreDeleteKey) {
-        PREG_DELETE_KEY_INFORMATION d = (PREG_DELETE_KEY_INFORMATION)arg2;
-        if (canQuery)
-            QueryRegPathFromObject(d->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreRenameKey) {
-        PREG_RENAME_KEY_INFORMATION r = (PREG_RENAME_KEY_INFORMATION)arg2;
-        if (canQuery)
-            QueryRegPathFromObject(r->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreCreateKeyEx) {
-        PREG_CREATE_KEY_INFORMATION c = (PREG_CREATE_KEY_INFORMATION)arg2;
-        if (c->CompleteName)
-            checkReg = *c->CompleteName;
-    }
-    else if (type == RegNtPreReplaceKey) {
-        PREG_REPLACE_KEY_INFORMATION rk = (PREG_REPLACE_KEY_INFORMATION)arg2;
-        if (canQuery)
-            QueryRegPathFromObject(rk->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreSaveKey) {
-        PREG_SAVE_KEY_INFORMATION sk = (PREG_SAVE_KEY_INFORMATION)arg2;
-        if (canQuery)
-            QueryRegPathFromObject(sk->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreRestoreKey) {
-        PREG_RESTORE_KEY_INFORMATION res = (PREG_RESTORE_KEY_INFORMATION)arg2;
-        if (canQuery)
-            QueryRegPathFromObject(res->Object, &checkReg, &nameInfo);
-    }
-    else if (type == RegNtPreLoadKey) {
-        PREG_LOAD_KEY_INFORMATION lk = (PREG_LOAD_KEY_INFORMATION)arg2;
-        if (lk->KeyName)
-            checkReg = *lk->KeyName;
-    }
-
-    if (checkReg.Buffer || (valueName && valueName->Buffer)) {
-        if (canQuery)
-            GetProcessImagePathByPid(pid, &exe);
-        if (IsRegistryBlock(&checkReg, valueName, &exe)) {
-            need_log = TRUE;
-            status = STATUS_ACCESS_DENIED;
-        }
-    }
-    if (nameInfo)
-        ExFreePool2(nameInfo, 'rgeR', NULL, 0);
-    if (need_log)
-        LogAnsi3("REG_BLOCK", (ULONG)(ULONG_PTR)pid, &exe, &checkReg);
-    ExReleaseRundownProtection(&g_Rundown);
-    return status;
-}

Plugins/Filter/ProtectRegistry.cpp

@@ -0,0 +1,253 @@
+#include "DriverCommon.h"
+
+LARGE_INTEGER Cookie;
+
+static BOOLEAN IsBamRegistryPath(PCUNICODE_STRING KeyName) {
+    if (!KeyName || !KeyName->Buffer) return FALSE;
+    if (WildcardMatch(L"*\\Services\\bam\\*", KeyName->Buffer, KeyName->Length)) {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+static BOOLEAN IsWriteAccess(ACCESS_MASK Access) {
+    if (Access & (KEY_SET_VALUE | KEY_CREATE_SUB_KEY | KEY_CREATE_LINK |
+        DELETE | WRITE_DAC | WRITE_OWNER | GENERIC_WRITE)) {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+static PWCHAR GetFullPath(PVOID RootObject, PUNICODE_STRING CompleteName, PULONG OutLength) {
+    PWCHAR Buffer = NULL;
+    ULONG TotalSize = 0;
+    PCUNICODE_STRING RootName = NULL;
+    BOOLEAN NeedFreeRootName = FALSE;
+
+    if (RootObject) {
+        NTSTATUS status = CmCallbackGetKeyObjectIDEx(&Cookie, RootObject, NULL, &RootName, 0);
+        if (NT_SUCCESS(status) && RootName) {
+            NeedFreeRootName = TRUE;
+        }
+    }
+
+    ULONG RootLen = (RootName && RootName->Buffer) ? RootName->Length : 0;
+    ULONG RelLen = (CompleteName && CompleteName->Buffer) ? CompleteName->Length : 0;
+
+    TotalSize = RootLen + sizeof(WCHAR) + RelLen + sizeof(WCHAR);
+
+    Buffer = (PWCHAR)PyasAllocate(TotalSize);
+    if (!Buffer) {
+        if (NeedFreeRootName) CmCallbackReleaseKeyObjectIDEx(RootName);
+        return NULL;
+    }
+
+    RtlZeroMemory(Buffer, TotalSize);
+
+    PWCHAR Current = Buffer;
+    if (RootLen > 0) {
+        RtlCopyMemory(Current, RootName->Buffer, RootLen);
+        Current += (RootLen / sizeof(WCHAR));
+        if (Current > Buffer && *(Current - 1) != L'\\') {
+            *Current = L'\\';
+            Current++;
+        }
+    }
+
+    if (RelLen > 0) {
+        if (RootLen > 0 && CompleteName->Buffer[0] == L'\\') {
+            RtlCopyMemory(Current, CompleteName->Buffer + 1, RelLen - sizeof(WCHAR));
+        }
+        else {
+            RtlCopyMemory(Current, CompleteName->Buffer, RelLen);
+        }
+    }
+
+    if (NeedFreeRootName) CmCallbackReleaseKeyObjectIDEx(RootName);
+
+    if (OutLength) *OutLength = (ULONG)wcslen(Buffer) * sizeof(WCHAR);
+    return Buffer;
+}
+
+static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID Argument2) {
+    UNREFERENCED_PARAMETER(CallbackContext);
+
+    if (KeGetCurrentIrql() > APC_LEVEL) return STATUS_SUCCESS;
+
+    REG_NOTIFY_CLASS Class = (REG_NOTIFY_CLASS)(ULONG_PTR)Argument1;
+    NTSTATUS status = STATUS_SUCCESS;
+
+    if (Class == RegNtPreCreateKey || Class == RegNtPreOpenKey || Class == RegNtPreOpenKeyEx) {
+        PVOID RootObject = NULL;
+        PUNICODE_STRING CompleteName = NULL;
+        ACCESS_MASK DesiredAccess = 0;
+
+        if (Class == RegNtPreCreateKey) {
+            REG_CREATE_KEY_INFORMATION* Info = (REG_CREATE_KEY_INFORMATION*)Argument2;
+            RootObject = Info->RootObject;
+            CompleteName = Info->CompleteName;
+            DesiredAccess = Info->DesiredAccess;
+        }
+        else {
+            REG_OPEN_KEY_INFORMATION* Info = (REG_OPEN_KEY_INFORMATION*)Argument2;
+            RootObject = Info->RootObject;
+            CompleteName = Info->CompleteName;
+            DesiredAccess = Info->DesiredAccess;
+        }
+
+        if (!IsWriteAccess(DesiredAccess)) {
+            return STATUS_SUCCESS;
+        }
+
+        ULONG PathLen = 0;
+        PWCHAR FullPathBuffer = GetFullPath(RootObject, CompleteName, &PathLen);
+
+        if (FullPathBuffer) {
+            UNICODE_STRING FullPath;
+            RtlInitUnicodeString(&FullPath, FullPathBuffer);
+
+            if (CheckRegistryRule(&FullPath)) {
+                HANDLE Pid = PsGetCurrentProcessId();
+                if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+                    SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
+                    status = STATUS_ACCESS_DENIED;
+                }
+            }
+            PyasFree(FullPathBuffer);
+        }
+        return status;
+    }
+
+    if (Class == RegNtPreDeleteKey) {
+        REG_DELETE_KEY_INFORMATION* Info = (REG_DELETE_KEY_INFORMATION*)Argument2;
+        PCUNICODE_STRING KeyName = NULL;
+
+        if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
+            if (KeyName) {
+                if (CheckRegistryRule(KeyName)) {
+                    HANDLE Pid = PsGetCurrentProcessId();
+                    if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+                        SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, KeyName->Buffer, KeyName->Length);
+                        status = STATUS_ACCESS_DENIED;
+                    }
+                }
+                CmCallbackReleaseKeyObjectIDEx(KeyName);
+            }
+        }
+        return status;
+    }
+
+    if (Class == RegNtPreSetValueKey) {
+        REG_SET_VALUE_KEY_INFORMATION* Info = (REG_SET_VALUE_KEY_INFORMATION*)Argument2;
+        PCUNICODE_STRING KeyName = NULL;
+
+        if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
+            if (KeyName && KeyName->Buffer) {
+                if (!IsBamRegistryPath(KeyName)) {
+                    ULONG FullSize = KeyName->Length + sizeof(WCHAR) +
+                        (Info->ValueName ? Info->ValueName->Length : 0) +
+                        sizeof(WCHAR);
+
+                    PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
+                    if (Buffer) {
+                        UNICODE_STRING FullPath;
+                        FullPath.Buffer = Buffer;
+                        FullPath.Length = 0;
+                        FullPath.MaximumLength = (USHORT)FullSize;
+
+                        RtlCopyUnicodeString(&FullPath, KeyName);
+
+                        if (Info->ValueName && Info->ValueName->Length > 0) {
+                            if (FullPath.Length > 0 && FullPath.Buffer[(FullPath.Length / sizeof(WCHAR)) - 1] != L'\\') {
+                                RtlAppendUnicodeToString(&FullPath, L"\\");
+                            }
+                            RtlAppendUnicodeStringToString(&FullPath, Info->ValueName);
+                        }
+
+                        if (CheckRegistryRule(&FullPath)) {
+                            HANDLE Pid = PsGetCurrentProcessId();
+
+                            BOOLEAN IsCriticalReg = FALSE;
+                            if (WildcardMatch(L"*\\MACHINE\\SAM*", FullPath.Buffer, FullPath.Length) ||
+                                WildcardMatch(L"*\\MACHINE\\SECURITY*", FullPath.Buffer, FullPath.Length) ||
+                                WildcardMatch(L"*\\MACHINE\\SYSTEM*", FullPath.Buffer, FullPath.Length) ||
+                                WildcardMatch(L"*\\MACHINE\\BCD00000000*", FullPath.Buffer, FullPath.Length)) {
+                                if (IsCriticalSystemProcess(Pid)) {
+                                    IsCriticalReg = TRUE;
+                                }
+                            }
+
+                            if (!IsCriticalReg) {
+                                if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+                                    SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
+                                    status = STATUS_ACCESS_DENIED;
+                                }
+                            }
+                        }
+                        PyasFree(Buffer);
+                    }
+                }
+                CmCallbackReleaseKeyObjectIDEx(KeyName);
+            }
+        }
+        return status;
+    }
+
+    if (Class == RegNtPreDeleteValueKey) {
+        REG_DELETE_VALUE_KEY_INFORMATION* Info = (REG_DELETE_VALUE_KEY_INFORMATION*)Argument2;
+        PCUNICODE_STRING KeyName = NULL;
+
+        if (NT_SUCCESS(CmCallbackGetKeyObjectIDEx(&Cookie, Info->Object, NULL, &KeyName, 0))) {
+            if (KeyName && KeyName->Buffer) {
+                if (!IsBamRegistryPath(KeyName)) {
+                    ULONG FullSize = KeyName->Length + sizeof(WCHAR) +
+                        (Info->ValueName ? Info->ValueName->Length : 0) +
+                        sizeof(WCHAR);
+
+                    PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
+                    if (Buffer) {
+                        UNICODE_STRING FullPath;
+                        FullPath.Buffer = Buffer;
+                        FullPath.Length = 0;
+                        FullPath.MaximumLength = (USHORT)FullSize;
+
+                        RtlCopyUnicodeString(&FullPath, KeyName);
+
+                        if (Info->ValueName && Info->ValueName->Length > 0) {
+                            if (FullPath.Length > 0 && FullPath.Buffer[(FullPath.Length / sizeof(WCHAR)) - 1] != L'\\') {
+                                RtlAppendUnicodeToString(&FullPath, L"\\");
+                            }
+                            RtlAppendUnicodeStringToString(&FullPath, Info->ValueName);
+                        }
+
+                        if (CheckRegistryRule(&FullPath)) {
+                            HANDLE Pid = PsGetCurrentProcessId();
+                            if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
+                                SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
+                                status = STATUS_ACCESS_DENIED;
+                            }
+                        }
+                        PyasFree(Buffer);
+                    }
+                }
+                CmCallbackReleaseKeyObjectIDEx(KeyName);
+            }
+        }
+        return status;
+    }
+
+    return STATUS_SUCCESS;
+}
+
+NTSTATUS InitializeRegistryProtection(PDRIVER_OBJECT DriverObject) {
+    UNICODE_STRING Altitude;
+    RtlInitUnicodeString(&Altitude, L"320000");
+    return CmRegisterCallbackEx(RegistryCallback, &Altitude, DriverObject, NULL, &Cookie, NULL);
+}
+
+VOID UninitializeRegistryProtection() {
+    if (Cookie.QuadPart != 0) {
+        CmUnRegisterCallback(Cookie);
+        Cookie.QuadPart = 0;
+    }
+}

Plugins/Filter/ProtectRemote.c

@@ -1,83 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-static BOOLEAN g_RemoteNotifyEnabled = FALSE;
-
-static VOID ProcessNotifyEx(PEPROCESS Process, HANDLE ProcessId, PPS_CREATE_NOTIFY_INFO CreateInfo)
-{
-    UNREFERENCED_PARAMETER(Process);
-    UNREFERENCED_PARAMETER(ProcessId);
-    
-    if (!CreateInfo)
-        return;
-    if (g_Unloading)
-        return;
-    if (KeGetCurrentIrql() != PASSIVE_LEVEL)
-        return;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return;
-
-    HANDLE ppid = CreateInfo->CreatingThreadId.UniqueProcess;
-    if (ppid == (HANDLE)0 || ppid == (HANDLE)4) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-    UNICODE_STRING parent = { 0 };
-    WCHAR pbuf[512] = { 0 };
-    parent.Buffer = pbuf;
-    parent.MaximumLength = sizeof(pbuf);
-
-    if (!GetProcessImagePathByPid(ppid, &parent)) {
-        PEPROCESS eproc = PsGetCurrentProcess();
-        PCSTR n = PsGetProcessImageFileName(eproc);
-        size_t l = n ? strlen(n) : 0;
-        for (size_t i = 0; i < l && i < RTL_NUMBER_OF(pbuf) - 1; i++)
-            pbuf[i] = (WCHAR)n[i];
-        pbuf[l] = 0;
-        parent.Length = (USHORT)(l * sizeof(WCHAR));
-    }
-    if (IsWhitelist(&parent)) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-    UNICODE_STRING img = { 0 };
-    if (CreateInfo->ImageFileName)
-        img = *CreateInfo->ImageFileName;
-    UNICODE_STRING cmd = { 0 };
-    if (CreateInfo->CommandLine)
-        cmd = *CreateInfo->CommandLine;
-
-    BOOLEAN suspect = FALSE;
-    if (MatchRemoteSuspectBin(&img) && MatchRemoteCommand(&cmd, &img))
-        suspect = TRUE;
-
-    if (suspect) {
-        CreateInfo->CreationStatus = STATUS_ACCESS_DENIED;
-        if (cmd.Buffer && cmd.Length)
-            LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &cmd);
-        else if (img.Buffer && img.Length)
-            LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &img);
-        else {
-            UNICODE_STRING none = RTL_CONSTANT_STRING(L"None");
-            LogAnsi3("REMOTE_BLOCK", (ULONG)(ULONG_PTR)ppid, &parent, &none);
-        }
-    }
-    ExReleaseRundownProtection(&g_Rundown);
-}
-
-NTSTATUS InitRemoteProtect(VOID)
-{
-    NTSTATUS s = PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, FALSE);
-    if (NT_SUCCESS(s))
-        g_RemoteNotifyEnabled = TRUE;
-    return s;
-}
-
-VOID UninitRemoteProtect(VOID)
-{
-    if (g_RemoteNotifyEnabled) {
-        PsSetCreateProcessNotifyRoutineEx(ProcessNotifyEx, TRUE);
-        g_RemoteNotifyEnabled = FALSE;
-    }
-}

Plugins/Filter/ProtectRules.c

@@ -1,266 +0,0 @@
-#include <ntifs.h>
-#include "ProtectRules.h"
-
-wchar_t* g_Whitelist[] = {
-    L"\\Device\\HarddiskVolume*\\Program*\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\AppData\\**",
-    L"**\\PYAS*.exe",
-    L"Registry",
-    L"vmmem*",
-    NULL
-};
-
-wchar_t* g_WhitelistExcept[] = {
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\vds.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bcdedit.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\schtasks.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\ntoskrnl.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\wbadmin.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bcdboot.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\dism.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\bootsect.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\net1.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\msiexec.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\lsass.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\csrss.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\smss.exe",
-    L"\\Device\\HarddiskVolume*\\Windows\\Sys*\\wininit.exe",
-    NULL
-};
-
-wchar_t* g_AttachDisk[] = {
-    L"\\FileSystem\\Ntfs",
-    L"\\FileSystem\\Refs",
-    L"\\FileSystem\\Fastfat",
-    L"\\FileSystem\\exfat",
-    L"\\FileSystem\\Udfs",
-    NULL
-};
-
-wchar_t* g_BlockFile[] = {
-    L"\\Device\\Harddisk*\\DR*",
-    L"\\Device\\Harddisk*\\Partition\\**",
-    L"\\Device\\HarddiskVolume*\\Boot\\**",
-    L"\\Device\\HarddiskVolume*\\EFI\\**",
-    L"\\Device\\HarddiskVolume*\\bootmgr",
-    L"\\Device\\HarddiskVolume*\\Recovery\\**",
-    L"\\Device\\HarddiskVolume*\\System Volume Information\\**",
-    L"\\Device\\HarddiskVolume*\\Windows\\**",
-    L"\\Device\\HarddiskVolume*\\$*\\**",
-    L"\\Device\\HarddiskVolume*\\ProgramData\\PYAS\\**",
-    L"**\\PYAS.exe",
-    L"**\\CON**",
-    L"**\\PRN**",
-    L"**\\AUX**",
-    L"**\\NUL**",
-    L"**\\COM*\\**",
-    L"**\\LPT*\\**",
-    L"**\\evil*.exe",
-    L"**\\OSDATA**",
-    NULL
-};
-
-wchar_t* g_BlockRansom[] = {
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Desktop\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Downloads\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Documents\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Music\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Pictures\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\Videos\\**",
-    L"\\Device\\HarddiskVolume*\\Users\\*\\OneDrive\\**",
-    NULL
-};
-
-wchar_t* g_Blocksuffix[] = {
-    L".exe", L".dll", L".sys", L".com", L".scr",
-    L".zip", L".7z", L".rar", L".tar", L".gz",
-    L".js", L".bat", L".cmd", L".ps1", L".vbs",
-    L".ppt", L".pptx", L".wps", L".txt", L".rtf",
-    L".pdf", L".xls", L".xlsx", L".doc", L".docx",
-    L".jpg", L".jpeg", L".png", L".webp", L".gif",
-    L".mp3", L".wav", L".aac", L".ogg", L".flac",
-    L".mp4", L".avi", L".mov", L".wmv", L".mkv",
-    L".aux", L".cur", L".mui", L".ttf", L".efi",
-    NULL
-};
-
-wchar_t* g_BlockReg[] = {
-    L"\\REGISTRY\\MACHINE\\BCD00000000\\**",
-    L"\\REGISTRY\\MACHINE\\SAM\\**",
-    L"\\REGISTRY\\MACHINE\\SECURITY\\**",
-    L"\\REGISTRY\\USER\\*_Classes\\*\\shell\\open\\command\\**",
-    L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\NetWire\\**",
-    L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\Remcos*\\**",
-    L"\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\DC3_FEXEC\\**",
-    L"DisableAntiSpyware",
-    L"DisableWindowsUpdateAccess",
-    L"EnableLUA",
-    L"ConsentPromptBehaviorAdmin",
-    L"NoControlPanel",
-    L"NoDrives",
-    L"NoFileMenu",
-    L"NoFind",
-    L"NoStartMenuPinnedList",
-    L"NoSetFolders",
-    L"NoSetFolderOptions",
-    L"NoViewOnDrive",
-    L"NoClose",
-    L"NoDesktop",
-    L"NoLogoff",
-    L"NoFolderOptions",
-    L"RestrictRun",
-    L"NoViewContextMenu",
-    L"HideClock",
-    L"NoStartMenuMyGames",
-    L"NoStartMenuMyMusic",
-    L"DisableCMD",
-    L"NoAddingComponents",
-    L"NoWinKeys",
-    L"NoStartMenuLogOff",
-    L"NoSimpleNetIDList",
-    L"NoLowDiskSpaceChecks",
-    L"DisableLockWorkstation",
-    L"Restrict_Run",
-    L"DisableTaskMgr",
-    L"DisableRegistryTools",
-    L"DisableChangePassword",
-    L"Wallpaper",
-    L"NoComponents",
-    L"NoStartMenuMorePrograms",
-    L"NoActiveDesktop",
-    L"NoSetActiveDesktop",
-    L"NoRecentDocsMenu",
-    L"NoWindowsUpdate",
-    L"NoChangeStartMenu",
-    L"NoFavoritesMenu",
-    L"NoRecentDocsHistory",
-    L"NoSetTaskbar",
-    L"NoSMHelp",
-    L"NoTrayContextMenu",
-    L"NoManageMyComputerVerb",
-    L"NoRealMode",
-    L"NoRun",
-    L"ClearRecentDocsOnExit",
-    L"NoActiveDesktopChanges",
-    L"NoStartMenuNetworkPlaces",
-    L"NoLockScreen",
-    L"HideFastUserSwitching",
-    L"ConsentPromptBehaviorUser",
-    L"EnableSecureUIAPaths",
-    L"NoSRM",
-    L"NoInteractiveServices",
-    L"ShutdownWithoutLogon",
-    L"AutoAdminLogon",
-    L"ImagePath",
-    L"BootExecute",
-    L"SubSystems",
-    L"FirmwareBootDevice",
-    L"BootDriverFlags",
-    L"SystemStartOptions",
-    L"CrashDumpEnabled",
-    L"DisableAutomaticRestartOnFailure",
-    L"SystemBiosVersion",
-    L"NoTheme",
-    L"PendingFileRenameOperations",
-    L"SystemSetupInProgress",
-    L"CmdLine",
-    L"SetupType",
-    L"AutoReboot",
-    L"Userinit",
-    L"UIHost",
-    L"Debugger",
-    L"DefaultUserName",
-    L"DefaultPassword",
-    L"AltDefaultUserName",
-    L"AltDefaultPassword",
-    L"DisableCAD",
-    L"LegalNoticeCaption",
-    L"LegalNoticeText",
-    NULL
-};
-
-wchar_t* g_RemoteSuspectBins[] = {
-    L"powershell.exe",
-    L"pwsh.exe",
-    L"wscript.exe",
-    L"cscript.exe",
-    L"mshta.exe",
-    L"rundll32.exe",
-    L"regsvr32.exe",
-    L"cmd.exe",
-    L"bitsadmin.exe",
-    L"msbuild.exe",
-    L"installutil.exe",
-    L"wmic.exe",
-    NULL
-};
-
-wchar_t* g_RemoteCmdIndicatorsHttp[] = {
-    L"http://",
-    L"https://",
-    NULL
-};
-
-wchar_t* g_RemoteCmdIndicatorsGeneric[] = {
-    L"-enc",
-    L"-e",
-    L"-encodedcommand",
-    L"frombase64string(",
-    L"iex(",
-    L"downloadstring(",
-    NULL
-};
-
-wchar_t* g_RemoteCmdFromCmdExe[] = {
-    L"powershell",
-    L"pwsh",
-    L"mshta",
-    L"rundll32",
-    L"wscript",
-    L"cscript",
-    NULL
-};
-
-wchar_t* g_RemoteCmdFromRundll32Exe[] = {
-    L".dll,",
-    L"javascript:",
-    L"http",
-    NULL
-};
-
-wchar_t* g_RemoteCmdRegsvr32Need[] = {
-    L"/i:",
-    NULL
-};
-
-wchar_t* g_RemoteCmdFromMshtaExe[] = {
-    L"http://",
-    L"https://",
-    NULL
-};
-
-wchar_t* g_ScreenCapModules[] = {
-    L"windows.graphics.capture.dll",
-    L"dxgi.dll",
-    L"d3d11.dll",
-    L"dwmapi.dll",
-    L"dcomp.dll",
-    L"mfreadwrite.dll",
-    L"mfplat.dll",
-    L"opengl32.dll",
-    L"gdi32full.dll",
-    L"win32u.dll",
-    NULL
-};
-
-wchar_t* g_ScreenUserSubdirs[] = {
-    L"\\AppData\\",
-    L"\\Temp\\",
-    L"\\Downloads\\",
-    NULL
-};
-
-wchar_t* g_ScreenOtherProcNeedles[] = {
-    L"\\ProgramData\\",
-    NULL
-};

Plugins/Filter/ProtectRules.cpp

@@ -0,0 +1,791 @@
+#include "DriverCommon.h"
+
+constexpr auto MAX_TRACKERS = 64;
+constexpr auto RANSOM_TIME_WINDOW_MS = 3000;
+constexpr auto RANSOM_COUNT_THRESHOLD = 5;
+constexpr auto HIGH_ENTROPY_THRESHOLD = 10;
+
+constexpr auto TRUST_CACHE_SIZE = 128;
+constexpr auto TRUST_CACHE_TTL_SEC = 300;
+
+typedef struct _RANSOM_TRACKER {
+    HANDLE ProcessId;
+    ULONG ActivityCount;
+    LARGE_INTEGER LastActivityTime;
+} RANSOM_TRACKER, * PRANSOM_TRACKER;
+
+typedef struct _TRUST_CACHE_ENTRY {
+    HANDLE ProcessId;
+    BOOLEAN IsTrusted;
+    LARGE_INTEGER CacheTime;
+} TRUST_CACHE_ENTRY, * PTRUST_CACHE_ENTRY;
+
+RANSOM_TRACKER RansomTrackers[MAX_TRACKERS];
+TRUST_CACHE_ENTRY TrustCache[TRUST_CACHE_SIZE];
+FAST_MUTEX TrustCacheLock;
+
+static BOOLEAN g_CacheInitialized = FALSE;
+
+ERESOURCE RuleLock;
+PRULE_NODE g_RegistryBlockList = NULL;
+PRULE_NODE g_RegistryTrustedList = NULL;
+PRULE_NODE g_ProcessTrustedPaths = NULL;
+PRULE_NODE g_ProcessExploitable = NULL;
+PRULE_NODE g_FileProtectedPaths = NULL;
+PRULE_NODE g_FileExceptionPaths = NULL;
+PRULE_NODE g_FileRansomExts = NULL;
+
+const PCWSTR Helper_NaturallyCompressedExtensions[] = {
+    L".zip", L".7z", L".rar", L".tar", L".gz",
+    L".jpg", L".jpeg", L".png", L".webp", L".gif",
+    L".mp3", L".wav", L".aac", L".ogg", L".flac",
+    L".mp4", L".avi", L".mov", L".wmv", L".mkv",
+    L".docx", L".xlsx", L".pptx", L".pdf", L".wps",
+    L".apk", L".jar", L".class", L".db", L".sqlite"
+};
+
+static VOID FreeList(PRULE_NODE* Head) {
+    PRULE_NODE Current = *Head;
+    while (Current) {
+        PRULE_NODE Next = Current->Next;
+        if (Current->Pattern.Buffer) PyasFree(Current->Pattern.Buffer);
+        PyasFree(Current);
+        Current = Next;
+    }
+    *Head = NULL;
+}
+
+static VOID AddRule(PRULE_NODE* Head, PUNICODE_STRING RuleStr) {
+    if (!RuleStr || !RuleStr->Buffer) return;
+
+    PRULE_NODE Node = (PRULE_NODE)PyasAllocate(sizeof(RULE_NODE));
+    if (!Node) return;
+
+    SIZE_T Size = RuleStr->Length + sizeof(WCHAR);
+    Node->Pattern.Buffer = (PWCHAR)PyasAllocate(Size);
+    if (!Node->Pattern.Buffer) {
+        PyasFree(Node);
+        return;
+    }
+
+    RtlCopyMemory(Node->Pattern.Buffer, RuleStr->Buffer, RuleStr->Length);
+    Node->Pattern.Buffer[RuleStr->Length / sizeof(WCHAR)] = L'\0';
+    Node->Pattern.Length = RuleStr->Length;
+    Node->Pattern.MaximumLength = (USHORT)Size;
+
+    Node->Next = *Head;
+    *Head = Node;
+}
+
+static BOOLEAN HasSuffix(PCUNICODE_STRING String, PCWSTR Suffix) {
+    if (!String || !String->Buffer || !Suffix) return FALSE;
+
+    SIZE_T StringLenChars = String->Length / sizeof(WCHAR);
+    SIZE_T SuffixLenChars = 0;
+
+    while (Suffix[SuffixLenChars] != L'\0') {
+        SuffixLenChars++;
+    }
+
+    if (StringLenChars < SuffixLenChars) return FALSE;
+
+    PCWSTR Ptr = String->Buffer + (StringLenChars - SuffixLenChars);
+
+    for (SIZE_T i = 0; i < SuffixLenChars; i++) {
+        if (RtlDowncaseUnicodeChar(Ptr[i]) != RtlDowncaseUnicodeChar(Suffix[i])) {
+            return FALSE;
+        }
+    }
+    return TRUE;
+}
+
+BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes) {
+    if (!Pattern || !String) return FALSE;
+
+    PCWSTR mp = NULL;
+    PCWSTR cp = NULL;
+    PCWSTR StringEnd = (PCWSTR)((PUCHAR)String + StringLengthBytes);
+
+    while (String < StringEnd) {
+        if (*Pattern == L'*') {
+            mp = ++Pattern;
+            cp = String + 1;
+        }
+        else if (*Pattern == L'?' || (RtlDowncaseUnicodeChar(*Pattern) == RtlDowncaseUnicodeChar(*String))) {
+            Pattern++;
+            String++;
+        }
+        else if (mp) {
+            Pattern = mp;
+            String = cp++;
+        }
+        else {
+            return FALSE;
+        }
+    }
+    while (*Pattern == L'*') {
+        Pattern++;
+    }
+    return !*Pattern;
+}
+
+static ULONG ProcessJsonUnescape(PWCHAR Buffer, ULONG LengthChars) {
+    if (!Buffer || LengthChars == 0) return 0;
+
+    ULONG WriteIdx = 0;
+    ULONG ReadIdx = 0;
+
+    while (ReadIdx < LengthChars) {
+        if (Buffer[ReadIdx] == L'\\' && (ReadIdx + 1 < LengthChars)) {
+            WCHAR NextChar = Buffer[ReadIdx + 1];
+            if (NextChar == L'\\' || NextChar == L'"' || NextChar == L'/') {
+                Buffer[WriteIdx++] = NextChar;
+                ReadIdx += 2;
+            }
+            else if (NextChar == L'n') { Buffer[WriteIdx++] = L'\n'; ReadIdx += 2; }
+            else if (NextChar == L'r') { Buffer[WriteIdx++] = L'\r'; ReadIdx += 2; }
+            else if (NextChar == L't') { Buffer[WriteIdx++] = L'\t'; ReadIdx += 2; }
+            else {
+                Buffer[WriteIdx++] = Buffer[ReadIdx++];
+            }
+        }
+        else {
+            Buffer[WriteIdx++] = Buffer[ReadIdx++];
+        }
+    }
+
+    Buffer[WriteIdx] = L'\0';
+    return WriteIdx * sizeof(WCHAR);
+}
+
+static VOID SkipWhitespace(PCHAR* Ptr, PCHAR End) {
+    while (*Ptr < End) {
+        char c = **Ptr;
+        if (c == ' ' || c == '\t' || c == '\n' || c == '\r') {
+            (*Ptr)++;
+        }
+        else {
+            break;
+        }
+    }
+}
+
+static VOID ParseAndLoadRules(PCHAR JsonContent, ULONG ContentLength, PCSTR KeyName, PRULE_NODE* ListHead) {
+    if (!JsonContent || !KeyName || !ListHead) return;
+
+    PCHAR Ptr = JsonContent;
+    PCHAR End = JsonContent + ContentLength;
+    SIZE_T KeyLen = 0;
+    while (KeyName[KeyLen] != '\0') KeyLen++;
+
+    while (Ptr < End) {
+        if (*Ptr == '"') {
+            if ((SIZE_T)(End - Ptr) > KeyLen && RtlCompareMemory(Ptr + 1, KeyName, KeyLen) == KeyLen) {
+                if (*(Ptr + 1 + KeyLen) == '"') {
+                    Ptr += 1 + KeyLen + 1;
+
+                    SkipWhitespace(&Ptr, End);
+                    if (Ptr >= End || *Ptr != ':') continue;
+                    Ptr++;
+
+                    SkipWhitespace(&Ptr, End);
+                    if (Ptr >= End || *Ptr != '[') continue;
+                    Ptr++;
+
+                    while (Ptr < End) {
+                        SkipWhitespace(&Ptr, End);
+                        if (Ptr >= End) break;
+
+                        if (*Ptr == ']') {
+                            Ptr++;
+                            return;
+                        }
+
+                        if (*Ptr == '"') {
+                            PCHAR StartQuote = ++Ptr;
+                            while (Ptr < End) {
+                                if (*Ptr == '"' && *(Ptr - 1) != '\\') break;
+                                Ptr++;
+                            }
+
+                            if (Ptr < End && *Ptr == '"') {
+                                ULONG UTF8Len = (ULONG)(Ptr - StartQuote);
+                                if (UTF8Len > 0) {
+                                    ULONG WideSize = 0;
+                                    RtlUTF8ToUnicodeN(NULL, 0, &WideSize, StartQuote, UTF8Len);
+
+                                    if (WideSize > 0) {
+                                        PWCHAR WideBuffer = (PWCHAR)PyasAllocate(WideSize + sizeof(WCHAR));
+                                        if (WideBuffer) {
+                                            ULONG ResultSize = 0;
+                                            RtlUTF8ToUnicodeN(WideBuffer, WideSize, &ResultSize, StartQuote, UTF8Len);
+                                            ULONG FinalSize = ProcessJsonUnescape(WideBuffer, ResultSize / sizeof(WCHAR));
+
+                                            UNICODE_STRING Us;
+                                            Us.Buffer = WideBuffer;
+                                            Us.Length = (USHORT)FinalSize;
+                                            Us.MaximumLength = (USHORT)(WideSize + sizeof(WCHAR));
+
+                                            AddRule(ListHead, &Us);
+                                            PyasFree(WideBuffer);
+                                        }
+                                    }
+                                }
+                                Ptr++;
+                            }
+                        }
+                        else if (*Ptr == ',') {
+                            Ptr++;
+                        }
+                        else {
+                            Ptr++;
+                        }
+                    }
+                    return;
+                }
+            }
+        }
+        Ptr++;
+    }
+}
+
+NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
+    NTSTATUS status = STATUS_SUCCESS;
+    HANDLE FileHandle = NULL;
+    IO_STATUS_BLOCK IoStatus = { 0 };
+    OBJECT_ATTRIBUTES oa = { 0 };
+    UNICODE_STRING ImagePathName;
+    OBJECT_ATTRIBUTES RegOa = { 0 };
+    HANDLE RegHandle = NULL;
+    PKEY_VALUE_PARTIAL_INFORMATION Info = NULL;
+    ULONG ResultLength = 0;
+    PWCHAR PathBuffer = NULL;
+    SIZE_T PathBufferSize = 0;
+    UNICODE_STRING FinalPath = { 0 };
+
+    RtlInitUnicodeString(&ImagePathName, L"ImagePath");
+    ExInitializeResourceLite(&RuleLock);
+
+    InitializeObjectAttributes(&RegOa, RegistryPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
+    status = ZwOpenKey(&RegHandle, KEY_READ, &RegOa);
+    if (!NT_SUCCESS(status)) return status;
+
+    status = ZwQueryValueKey(RegHandle, &ImagePathName, KeyValuePartialInformation, NULL, 0, &ResultLength);
+    if (status != STATUS_BUFFER_TOO_SMALL) {
+        ZwClose(RegHandle);
+        return status;
+    }
+
+    Info = (PKEY_VALUE_PARTIAL_INFORMATION)PyasAllocate(ResultLength);
+    if (!Info) {
+        ZwClose(RegHandle);
+        return STATUS_INSUFFICIENT_RESOURCES;
+    }
+
+    status = ZwQueryValueKey(RegHandle, &ImagePathName, KeyValuePartialInformation, Info, ResultLength, &ResultLength);
+    ZwClose(RegHandle);
+    if (!NT_SUCCESS(status)) {
+        PyasFree(Info);
+        return status;
+    }
+
+    if (Info->Type == REG_EXPAND_SZ || Info->Type == REG_SZ) {
+        PathBufferSize = ResultLength + 1024;
+        PathBuffer = (PWCHAR)PyasAllocate(PathBufferSize);
+
+        if (PathBuffer) {
+            RtlZeroMemory(PathBuffer, PathBufferSize);
+            PWCHAR Src = (PWCHAR)Info->Data;
+
+            if (NT_SUCCESS(RtlStringCbCopyW(PathBuffer, PathBufferSize, Src))) {
+                PWCHAR LastSlash = NULL;
+                PWCHAR Current = PathBuffer;
+                while (*Current) {
+                    if (*Current == L'\\') LastSlash = Current;
+                    Current++;
+                }
+
+                if (LastSlash) {
+                    *LastSlash = L'\0';
+
+                    SIZE_T CurrentPathLen = wcslen(PathBuffer);
+                    const WCHAR FilterSuffix[] = L"\\Filter";
+                    SIZE_T FilterLen = (sizeof(FilterSuffix) / sizeof(WCHAR)) - 1;
+
+                    if (CurrentPathLen >= FilterLen) {
+                        PWCHAR SuffixStart = PathBuffer + CurrentPathLen - FilterLen;
+                        BOOLEAN Match = TRUE;
+                        for (SIZE_T i = 0; i < FilterLen; i++) {
+                            if (RtlDowncaseUnicodeChar(SuffixStart[i]) != RtlDowncaseUnicodeChar(FilterSuffix[i])) {
+                                Match = FALSE;
+                                break;
+                            }
+                        }
+                        if (Match) {
+                            *SuffixStart = L'\0';
+                        }
+                    }
+
+                    RtlStringCbCatW(PathBuffer, PathBufferSize, L"\\Rules\\Rules_Driver_P1.json");
+
+                    if (wcsncmp(PathBuffer, L"\\??\\", 4) != 0 &&
+                        wcsncmp(PathBuffer, L"\\SystemRoot", 11) != 0 &&
+                        wcsncmp(PathBuffer, L"\\DosDevices\\", 12) != 0) {
+
+                        PWCHAR TmpBuffer = (PWCHAR)PyasAllocate(PathBufferSize + 16);
+                        if (TmpBuffer) {
+                            RtlStringCbCopyW(TmpBuffer, PathBufferSize + 16, L"\\??\\");
+                            RtlStringCbCatW(TmpBuffer, PathBufferSize + 16, PathBuffer);
+                            PyasFree(PathBuffer);
+                            PathBuffer = TmpBuffer;
+                        }
+                    }
+                    RtlInitUnicodeString(&FinalPath, PathBuffer);
+                }
+            }
+        }
+    }
+    PyasFree(Info);
+
+    if (!FinalPath.Buffer) {
+        if (PathBuffer) PyasFree(PathBuffer);
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    InitializeObjectAttributes(&oa, &FinalPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
+    status = ZwCreateFile(&FileHandle, GENERIC_READ | SYNCHRONIZE, &oa, &IoStatus, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0);
+
+    if (NT_SUCCESS(status)) {
+        FILE_STANDARD_INFORMATION FileInfo = { 0 };
+        status = ZwQueryInformationFile(FileHandle, &IoStatus, &FileInfo, sizeof(FileInfo), FileStandardInformation);
+
+        if (NT_SUCCESS(status) && FileInfo.EndOfFile.LowPart > 0) {
+            PVOID FileBuffer = PyasAllocate(FileInfo.EndOfFile.LowPart + 1);
+            if (FileBuffer) {
+                status = ZwReadFile(FileHandle, NULL, NULL, NULL, &IoStatus, FileBuffer, FileInfo.EndOfFile.LowPart, NULL, NULL);
+                if (NT_SUCCESS(status)) {
+                    ((PCHAR)FileBuffer)[FileInfo.EndOfFile.LowPart] = '\0';
+
+                    ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_BlockList", &g_RegistryBlockList);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_TrustedList", &g_RegistryTrustedList);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Process_TrustedPaths", &g_ProcessTrustedPaths);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Process_ExploitableBlacklist", &g_ProcessExploitable);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_ProtectedPaths", &g_FileProtectedPaths);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_ExceptionPaths", &g_FileExceptionPaths);
+                    ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_RansomwareExtensions", &g_FileRansomExts);
+                    ExReleaseResourceLite(&RuleLock);
+                }
+                PyasFree(FileBuffer);
+            }
+        }
+        ZwClose(FileHandle);
+    }
+
+    if (PathBuffer) PyasFree(PathBuffer);
+    return status;
+}
+
+VOID UnloadRules() {
+    ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
+    FreeList(&g_RegistryBlockList);
+    FreeList(&g_RegistryTrustedList);
+    FreeList(&g_ProcessTrustedPaths);
+    FreeList(&g_ProcessExploitable);
+    FreeList(&g_FileProtectedPaths);
+    FreeList(&g_FileExceptionPaths);
+    FreeList(&g_FileRansomExts);
+    ExReleaseResourceLite(&RuleLock);
+    ExDeleteResourceLite(&RuleLock);
+}
+
+NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName) {
+    NTSTATUS status;
+    PEPROCESS Process = NULL;
+
+    *ImageName = NULL;
+    status = PsLookupProcessByProcessId(ProcessId, &Process);
+    if (!NT_SUCCESS(status)) return status;
+
+    status = SeLocateProcessImageName(Process, ImageName);
+    ObDereferenceObject(Process);
+
+    return status;
+}
+
+static VOID InitTrustCache() {
+    if (g_CacheInitialized) return;
+    ExInitializeFastMutex(&TrustCacheLock);
+    RtlZeroMemory(TrustCache, sizeof(TrustCache));
+    g_CacheInitialized = TRUE;
+}
+
+static BOOLEAN IsWindowsSystemApp(PCWSTR Buffer, USHORT Length) {
+    if (WildcardMatch(L"*\\Windows\\SystemApps\\*", Buffer, Length)) return TRUE;
+    if (WildcardMatch(L"*\\Windows\\ImmersiveControlPanel\\*", Buffer, Length)) return TRUE;
+    if (WildcardMatch(L"*\\explorer.exe", Buffer, Length)) return TRUE;
+    return FALSE;
+}
+
+BOOLEAN IsProcessTrusted(HANDLE ProcessId) {
+    if ((ULONG)(ULONG_PTR)ProcessId == GlobalData.PyasPid) return TRUE;
+    if (ProcessId == (HANDLE)4) return TRUE;
+
+    if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
+
+    if (g_CacheInitialized) {
+        ExAcquireFastMutex(&TrustCacheLock);
+        ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
+        if (TrustCache[Hash].ProcessId == ProcessId) {
+            BOOLEAN cachedResult = TrustCache[Hash].IsTrusted;
+            ExReleaseFastMutex(&TrustCacheLock);
+            return cachedResult;
+        }
+        ExReleaseFastMutex(&TrustCacheLock);
+    }
+    else {
+        InitTrustCache();
+    }
+
+    PUNICODE_STRING imageFileName = NULL;
+    NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
+    BOOLEAN isTrusted = FALSE;
+
+    if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
+
+        ExAcquireResourceSharedLite(&RuleLock, TRUE);
+
+        PRULE_NODE Node = g_ProcessExploitable;
+        while (Node) {
+            if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
+                ExReleaseResourceLite(&RuleLock);
+                goto cleanup;
+            }
+            Node = Node->Next;
+        }
+
+        if (IsWindowsSystemApp(imageFileName->Buffer, imageFileName->Length)) {
+            isTrusted = TRUE;
+            ExReleaseResourceLite(&RuleLock);
+            goto cleanup;
+        }
+
+        Node = g_ProcessTrustedPaths;
+        while (Node) {
+            if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
+                isTrusted = TRUE;
+                ExReleaseResourceLite(&RuleLock);
+                goto cleanup;
+            }
+            Node = Node->Next;
+        }
+
+        ExReleaseResourceLite(&RuleLock);
+    }
+
+cleanup:
+    if (g_CacheInitialized) {
+        ExAcquireFastMutex(&TrustCacheLock);
+        ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
+        TrustCache[Hash].ProcessId = ProcessId;
+        TrustCache[Hash].IsTrusted = isTrusted;
+        KeQuerySystemTime(&TrustCache[Hash].CacheTime);
+        ExReleaseFastMutex(&TrustCacheLock);
+    }
+
+    if (imageFileName) ExFreePool(imageFileName);
+    return isTrusted;
+}
+
+BOOLEAN IsCriticalSystemProcess(HANDLE ProcessId) {
+    if ((ULONG)(ULONG_PTR)ProcessId == GlobalData.PyasPid) return TRUE;
+    if (ProcessId == (HANDLE)4) return TRUE;
+
+    return IsProcessTrusted(ProcessId);
+}
+
+BOOLEAN IsInstallerProcess(HANDLE ProcessId) {
+    return IsProcessTrusted(ProcessId);
+}
+
+BOOLEAN IsTargetProtected(HANDLE ProcessId) {
+    if ((ULONG)(ULONG_PTR)ProcessId == GlobalData.PyasPid) return TRUE;
+    return FALSE;
+}
+
+BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName) {
+    if (!KeyName || !KeyName->Buffer) return FALSE;
+    if (KeyName->Length < 4 * sizeof(WCHAR)) return FALSE;
+
+    if (WildcardMatch(L"*{645FF040-5081-101B-9F08-00AA002F954E}\\DefaultIcon", KeyName->Buffer, KeyName->Length)) {
+        return FALSE;
+    }
+
+    ExAcquireResourceSharedLite(&RuleLock, TRUE);
+
+    PRULE_NODE AllowNode = g_RegistryTrustedList;
+    while (AllowNode) {
+        if (WildcardMatch(AllowNode->Pattern.Buffer, KeyName->Buffer, KeyName->Length)) {
+            ExReleaseResourceLite(&RuleLock);
+            return FALSE;
+        }
+        AllowNode = AllowNode->Next;
+    }
+
+    PRULE_NODE Node = g_RegistryBlockList;
+    BOOLEAN Match = FALSE;
+    while (Node) {
+        if (WildcardMatch(Node->Pattern.Buffer, KeyName->Buffer, KeyName->Length)) {
+            Match = TRUE;
+            break;
+        }
+        Node = Node->Next;
+    }
+    ExReleaseResourceLite(&RuleLock);
+    return Match;
+}
+
+BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName) {
+    if (!FileName || !FileName->Buffer) return FALSE;
+
+    ExAcquireResourceSharedLite(&RuleLock, TRUE);
+
+    PRULE_NODE ExNode = g_FileExceptionPaths;
+    while (ExNode) {
+        if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
+            ExReleaseResourceLite(&RuleLock);
+            return FALSE;
+        }
+        ExNode = ExNode->Next;
+    }
+
+    PRULE_NODE Node = g_FileRansomExts;
+    BOOLEAN Match = FALSE;
+    while (Node) {
+        if (HasSuffix(FileName, Node->Pattern.Buffer)) {
+            Match = TRUE;
+            break;
+        }
+        Node = Node->Next;
+    }
+    ExReleaseResourceLite(&RuleLock);
+    return Match;
+}
+
+BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName) {
+    if (!FileName || !FileName->Buffer) return FALSE;
+
+    if (WildcardMatch(L"*\\Windows\\System32\\config\\systemprofile*", FileName->Buffer, FileName->Length)) {
+        return FALSE;
+    }
+
+    ExAcquireResourceSharedLite(&RuleLock, TRUE);
+
+    PRULE_NODE ExNode = g_FileExceptionPaths;
+    while (ExNode) {
+        if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
+            ExReleaseResourceLite(&RuleLock);
+            return FALSE; 
+        }
+        ExNode = ExNode->Next;
+    }
+
+    PRULE_NODE Node = g_FileProtectedPaths;
+    BOOLEAN Match = FALSE;
+    while (Node) {
+        if (WildcardMatch(Node->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
+            Match = TRUE;
+            break;
+        }
+        Node = Node->Next;
+    }
+    ExReleaseResourceLite(&RuleLock);
+    return Match;
+}
+
+static BOOLEAN IsHighEntropy(PVOID Buffer, ULONG Length) {
+    if (!Buffer || Length < 256) return FALSE;
+
+    ULONG Histogram[256] = { 0 };
+    PUCHAR Ptr = (PUCHAR)Buffer;
+    ULONG ScanLen = (Length > 1024) ? 1024 : Length;
+
+    __try {
+        for (ULONG i = 0; i < ScanLen; i++) {
+            Histogram[Ptr[i]]++;
+        }
+    }
+    __except (EXCEPTION_EXECUTE_HANDLER) {
+        return FALSE;
+    }
+
+    ULONG MaxFreq = 0;
+    for (int i = 0; i < 256; i++) {
+        if (Histogram[i] > MaxFreq) MaxFreq = Histogram[i];
+    }
+
+    ULONG ExpectedAvg = ScanLen / 256;
+    return (MaxFreq < (ExpectedAvg + HIGH_ENTROPY_THRESHOLD));
+}
+
+static BOOLEAN IsNaturallyCompressed(PCUNICODE_STRING FileName) {
+    if (!FileName || !FileName->Buffer) return FALSE;
+    for (int i = 0; i < sizeof(Helper_NaturallyCompressedExtensions) / sizeof(Helper_NaturallyCompressedExtensions[0]); i++) {
+        if (HasSuffix(FileName, Helper_NaturallyCompressedExtensions[i])) return TRUE;
+    }
+    return FALSE;
+}
+
+static BOOLEAN IsNoisyRansomPath(PCUNICODE_STRING FileName) {
+    if (!FileName || !FileName->Buffer) return FALSE;
+
+    if (WildcardMatch(L"*\\Windows\\Temp\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\Windows\\SystemTemp\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\Windows\\Prefetch\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\Windows\\Logs\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\Profiles\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\Program*\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\AppData\\Local\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*\\User Data\\*", FileName->Buffer, FileName->Length) ||
+        WildcardMatch(L"*$Recycle.Bin*", FileName->Buffer, FileName->Length)) {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+static BOOLEAN IsExplorerProcess(HANDLE ProcessId) {
+    if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
+    PUNICODE_STRING imageFileName = NULL;
+    NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
+    BOOLEAN isExplorer = FALSE;
+    if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
+        if (HasSuffix(imageFileName, L"\\explorer.exe")) isExplorer = TRUE;
+        ExFreePool(imageFileName);
+    }
+    return isExplorer;
+}
+
+BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID WriteBuffer, ULONG WriteLength, BOOLEAN IsWrite) {
+    if (IsNoisyRansomPath(FileName)) {
+        return FALSE;
+    }
+
+    if (!IsWrite) {
+        if (IsExplorerProcess(ProcessId)) return FALSE;
+    }
+
+    BOOLEAN SuspiciousWrite = FALSE;
+    if (IsWrite && WriteBuffer && WriteLength > 0) {
+        if (!IsNaturallyCompressed(FileName) && IsHighEntropy(WriteBuffer, WriteLength)) {
+            SuspiciousWrite = TRUE;
+        }
+    }
+
+    if (IsWrite && !SuspiciousWrite) {
+        return FALSE;
+    }
+
+    LARGE_INTEGER Now = { 0 };
+    KeQuerySystemTime(&Now);
+    BOOLEAN Result = FALSE;
+
+    ExAcquireFastMutex(&GlobalData.TrackerMutex);
+
+    PRANSOM_TRACKER Tracker = NULL;
+    PRANSOM_TRACKER CandidateSlot = NULL;
+    PRANSOM_TRACKER LruSlot = &RansomTrackers[0];
+
+    for (int i = 0; i < MAX_TRACKERS; i++) {
+        PRANSOM_TRACKER Current = &RansomTrackers[i];
+
+        if (Current->LastActivityTime.QuadPart < LruSlot->LastActivityTime.QuadPart) {
+            LruSlot = Current;
+        }
+
+        if (Current->ProcessId == ProcessId) {
+            Tracker = Current;
+            break;
+        }
+
+        BOOLEAN IsExpired = FALSE;
+        if (Current->ProcessId != NULL) {
+            LARGE_INTEGER Diff;
+            Diff.QuadPart = Now.QuadPart - Current->LastActivityTime.QuadPart;
+            if (Diff.QuadPart > (RANSOM_TIME_WINDOW_MS * 10000LL)) {
+                IsExpired = TRUE;
+            }
+        }
+
+        if ((Current->ProcessId == NULL || IsExpired) && !CandidateSlot) {
+            CandidateSlot = Current;
+        }
+    }
+
+    if (!Tracker) {
+        if (CandidateSlot) {
+            Tracker = CandidateSlot;
+        }
+        else {
+            Tracker = LruSlot;
+        }
+
+        Tracker->ProcessId = ProcessId;
+        Tracker->ActivityCount = 0;
+        Tracker->LastActivityTime = Now;
+    }
+    else {
+        LARGE_INTEGER Diff;
+        Diff.QuadPart = Now.QuadPart - Tracker->LastActivityTime.QuadPart;
+
+        if (Diff.QuadPart > (RANSOM_TIME_WINDOW_MS * 10000LL)) {
+            Tracker->ActivityCount = 0;
+        }
+        Tracker->LastActivityTime = Now;
+    }
+
+    ULONG Weight = 2;
+    Tracker->ActivityCount += Weight;
+
+    if (Tracker->ActivityCount >= RANSOM_COUNT_THRESHOLD) {
+        Result = TRUE;
+    }
+    ExReleaseFastMutex(&GlobalData.TrackerMutex);
+    return Result;
+}
+
+NTSTATUS SendMessageToUser(ULONG Code, ULONG Pid, PWCHAR Path, USHORT PathSize) {
+    if (KeGetCurrentIrql() > APC_LEVEL) return STATUS_UNSUCCESSFUL;
+
+    PYAS_MESSAGE msg;
+    RtlZeroMemory(&msg, sizeof(msg));
+    msg.MessageCode = Code;
+    msg.ProcessId = Pid;
+
+    if (Path && PathSize > 0) {
+        size_t MaxSize = sizeof(msg.Path) - sizeof(WCHAR);
+        size_t BytesToCopy = PathSize;
+        if (BytesToCopy > MaxSize) BytesToCopy = MaxSize;
+
+        __try {
+            RtlCopyMemory(msg.Path, Path, BytesToCopy);
+            msg.Path[BytesToCopy / sizeof(WCHAR)] = L'\0';
+        }
+        __except (EXCEPTION_EXECUTE_HANDLER) {
+            return STATUS_ACCESS_VIOLATION;
+        }
+    }
+
+    if (!ExAcquireRundownProtection(&GlobalData.PortRundown)) {
+        return STATUS_PORT_DISCONNECTED;
+    }
+
+    NTSTATUS status = STATUS_PORT_DISCONNECTED;
+    if (GlobalData.ClientPort) {
+        LARGE_INTEGER timeout;
+        timeout.QuadPart = -(5 * 10000);
+        status = FltSendMessage(GlobalData.FilterHandle, &GlobalData.ClientPort, &msg, sizeof(msg), NULL, NULL, &timeout);
+    }
+
+    ExReleaseRundownProtection(&GlobalData.PortRundown);
+    return status;
+}

Plugins/Filter/ProtectRules.h

@@ -1,25 +0,0 @@
-#pragma once
-#include <ntifs.h>
-
-extern wchar_t* g_Whitelist[];
-extern wchar_t* g_WhitelistExcept[];
-
-extern wchar_t* g_AttachDisk[];
-extern wchar_t* g_BlockFile[];
-extern wchar_t* g_BlockRansom[];
-extern wchar_t* g_Blocksuffix[];
-
-extern wchar_t* g_BlockReg[];
-
-extern wchar_t* g_RemoteSuspectBins[];
-
-extern wchar_t* g_RemoteCmdIndicatorsHttp[];
-extern wchar_t* g_RemoteCmdIndicatorsGeneric[];
-extern wchar_t* g_RemoteCmdFromCmdExe[];
-extern wchar_t* g_RemoteCmdFromRundll32Exe[];
-extern wchar_t* g_RemoteCmdRegsvr32Need[];
-extern wchar_t* g_RemoteCmdFromMshtaExe[];
-
-extern wchar_t* g_ScreenCapModules[];
-extern wchar_t* g_ScreenUserSubdirs[];
-extern wchar_t* g_ScreenOtherProcNeedles[];

Plugins/Filter/ProtectScreen.c

@@ -1,67 +0,0 @@
-#include <ntifs.h>
-#include "DriverEntry.h"
-#include "ProtectMatch.h"
-
-static BOOLEAN g_ScreenImgCb = FALSE;
-
-static VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo)
-{
-    UNREFERENCED_PARAMETER(ImageInfo);
-    if (g_Unloading)
-        return;
-    if (KeGetCurrentIrql() != PASSIVE_LEVEL)
-        return;
-    if (!ExAcquireRundownProtection(&g_Rundown))
-        return;
-    if (!FullImageName || !FullImageName->Buffer || FullImageName->Length == 0) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-
-    UNICODE_STRING proc = { 0 };
-    WCHAR pbuf[512] = { 0 };
-    proc.Buffer = pbuf;
-    proc.MaximumLength = sizeof(pbuf);
-
-    if (!GetProcessImagePathByPid(ProcessId, &proc)) {
-        PEPROCESS eproc = NULL;
-        if (NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &eproc))) {
-            PCSTR n = PsGetProcessImageFileName(eproc);
-            SIZE_T l = n ? strlen(n) : 0;
-            for (SIZE_T i = 0; i < l && i < RTL_NUMBER_OF(pbuf) - 1; i++)
-                pbuf[i] = (WCHAR)n[i];
-            pbuf[l] = 0;
-            proc.Length = (USHORT)(l * sizeof(WCHAR));
-            ObDereferenceObject(eproc);
-        }
-    }
-    if (proc.Length == 0) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-    if (IsWhitelist(&proc)) {
-        ExReleaseRundownProtection(&g_Rundown);
-        return;
-    }
-
-    BOOLEAN suspicious = MatchSuspiciousProcPath(&proc);
-    if (suspicious && MatchScreenCapModule(FullImageName))
-        LogAnsi3("SCREEN_BLOCK", (ULONG)(ULONG_PTR)ProcessId, &proc, FullImageName);
-
-    ExReleaseRundownProtection(&g_Rundown);
-}
-
-NTSTATUS InitScreenProtect(VOID)
-{
-    NTSTATUS s = PsSetLoadImageNotifyRoutine(ImageLoadNotify);
-    if (NT_SUCCESS(s)) g_ScreenImgCb = TRUE;
-    return s;
-}
-
-VOID UninitScreenProtect(VOID)
-{
-    if (g_ScreenImgCb) {
-        PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
-        g_ScreenImgCb = FALSE;
-    }
-}

Plugins/Rules/Rules_Driver_P1.json

@@ -0,0 +1,217 @@
+{
+  "Rule_Registry_BlockList": [
+    "\\REGISTRY\\MACHINE\\BCD00000000",
+    "\\REGISTRY\\MACHINE\\BCD00000000\\*",
+    "*\\Image File Execution Options\\*",
+
+    "\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\NetWire\\*",
+    "\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\Remcos*\\*",
+    "\\REGISTRY\\USER\\S-1-*\\SOFTWARE\\DC3_FEXEC\\*",
+
+    "*\\Classes\\.exe",
+    "*\\Classes\\.bat",
+    "*\\Classes\\.cmd",
+    "*\\Classes\\.com",
+    "*\\Classes\\exefile\\*",
+    "*\\Classes\\batfile\\*",
+    "*\\Classes\\cmdfile\\*",
+    "*\\Classes\\comfile\\*",
+    
+    "*\\DefaultIcon",
+    "*\\DisableAntiSpyware",
+    "*\\DisableWindowsUpdateAccess",
+    "*\\EnableLUA",
+    "*\\ConsentPromptBehaviorAdmin",
+    "*\\NoControlPanel",
+    "*\\NoDrives",
+    "*\\NoFileMenu",
+    "*\\NoFind",
+    "*\\NoStartMenuPinnedList",
+    "*\\NoSetFolders",
+    "*\\NoSetFolderOptions",
+    "*\\NoViewOnDrive",
+    "*\\NoClose",
+    "*\\NoDesktop",
+    "*\\NoLogoff",
+    "*\\NoFolderOptions",
+    "*\\RestrictRun",
+    "*\\NoViewContextMenu",
+    "*\\HideClock",
+    "*\\NoStartMenuMyGames",
+    "*\\NoStartMenuMyMusic",
+    "*\\DisableCMD",
+    "*\\NoAddingComponents",
+    "*\\NoWinKeys",
+    "*\\NoStartMenuLogOff",
+    "*\\NoSimpleNetIDList",
+    "*\\NoLowDiskSpaceChecks",
+    "*\\DisableLockWorkstation",
+    "*\\Restrict_Run",
+    "*\\DisableTaskMgr",
+    "*\\DisableRegistryTools",
+    "*\\DisableChangePassword",
+    "*\\Wallpaper",
+    "*\\NoComponents",
+    "*\\NoStartMenuMorePrograms",
+    "*\\NoActiveDesktop",
+    "*\\NoSetActiveDesktop",
+    "*\\NoRecentDocsMenu",
+    "*\\NoWindowsUpdate",
+    "*\\NoChangeStartMenu",
+    "*\\NoFavoritesMenu",
+    "*\\NoRecentDocsHistory",
+    "*\\NoSetTaskbar",
+    "*\\NoSMHelp",
+    "*\\NoTrayContextMenu",
+    "*\\NoManageMyComputerVerb",
+    "*\\NoRealMode",
+    "*\\NoRun",
+    "*\\ClearRecentDocsOnExit",
+    "*\\NoActiveDesktopChanges",
+    "*\\NoStartMenuNetworkPlaces",
+    "*\\NoLockScreen",
+    "*\\HideFastUserSwitching",
+    "*\\ConsentPromptBehaviorUser",
+    "*\\EnableSecureUIAPaths",
+    "*\\NoSRM",
+    "*\\NoInteractiveServices",
+    "*\\ShutdownWithoutLogon",
+    "*\\AutoAdminLogon",
+    "*\\ImagePath",
+    "*\\BootExecute",
+    "*\\SubSystems",
+    "*\\FirmwareBootDevice",
+    "*\\BootDriverFlags",
+    "*\\SystemStartOptions",
+    "*\\CrashDumpEnabled",
+    "*\\DisableAutomaticRestartOnFailure",
+    "*\\SystemBiosVersion",
+    "*\\NoTheme",
+    "*\\PendingFileRenameOperations",
+    "*\\SystemSetupInProgress",
+    "*\\CmdLine",
+    "*\\SetupType",
+    "*\\AutoReboot",
+    "*\\Userinit",
+    "*\\UIHost",
+    "*\\Debugger",
+    "*\\DefaultUserName",
+    "*\\DefaultPassword",
+    "*\\AltDefaultUserName",
+    "*\\AltDefaultPassword",
+    "*\\DisableCAD",
+    "*\\LegalNoticeCaption",
+    "*\\LegalNoticeText",
+  ],
+  "Rule_Registry_TrustedList": [
+  ],
+  "Rule_Process_TrustedPaths": [
+    "*\\Windows\\*",
+    "*\\Windows Defender\\*",
+    "*\\Windows Defender Advanced Threat Protection\\*",
+    "*\\Program Files\\*",
+    "*\\Program Files (x86)\\*",
+    "*\\Google\\Chrome\\Application\\chrome.exe",
+    "*\\Microsoft\\Edge\\Application\\msedge.exe",
+    "*\\Mozilla Firefox\\firefox.exe",
+    "*\\Steam\\steam.exe",
+    "*\\Battle.net\\*\\Battle.net.exe",
+    "*\\Epic Games\\Launcher\\Portal\\Binaries\\*\\EpicGamesLauncher.exe"
+  ],
+  "Rule_Process_ExploitableBlacklist": [
+    "*\\cmd.exe",
+    "*\\powershell.exe",
+    "*\\pwsh.exe",
+    "*\\wscript.exe",
+    "*\\cscript.exe",
+    "*\\mshta.exe",
+    "*\\regsvr32.exe",
+    "*\\certutil.exe",
+    "*\\bitsadmin.exe",
+    "*\\wmic.exe",
+    "*\\hh.exe",
+    "*\\cmstp.exe",
+    "*\\installutil.exe",
+    "*\\regasm.exe",
+    "*\\regsvcs.exe",
+    "*\\msbuild.exe",
+    "*\\csc.exe",
+    "*\\vbc.exe",
+    "*\\jsc.exe",
+    "*\\bash.exe",
+    "*\\scrcons.exe",
+    "*\\schtasks.exe",
+    "*\\at.exe",
+    "*\\reg.exe",
+    "*\\sc.exe",
+    "*\\net.exe",
+    "*\\net1.exe",
+    "*\\whoami.exe",
+    "*\\ipconfig.exe",
+    "*\\taskkill.exe",
+    "*\\ProcessHacker.exe",
+    "*\\procmon.exe",
+    "*\\procexp.exe"
+  ],
+  "Rule_File_ProtectedPaths": [
+    "*\\PYAS.exe",
+    "*\\PYAS_Driver.sys",
+    "*\\ProgramData\\PYAS\\*.json",
+    
+    "*\\bootmgr",
+    "*\\boot.ini",
+    "*\\BOOTNXT",
+    "*\\BCD",
+    "*\\EFI\\*",
+    "*\\Boot\\*",
+    "*\\Recovery\\*",
+
+	"*\\Windows\\*.exe",
+    "*\\Windows\\*.dll",
+    "*\\Windows\\*.sys",
+    "*\\Windows\\System32\\*.exe",
+    "*\\Windows\\System32\\*.dll",
+    "*\\Windows\\System32\\*.sys",
+    "*\\Windows\\SysWOW64\\*.exe",
+    "*\\Windows\\SysWOW64\\*.dll",
+    "*\\Windows\\SysWOW64\\*.sys",
+    "*\\System Volume Information\\*",
+    
+    "*\\CON",
+    "*\\CON\\*",
+    "*\\PRN",
+    "*\\PRN\\*",
+    "*\\AUX",
+    "*\\AUX\\*",
+    "*\\NUL",
+    "*\\NUL\\*",
+    "*\\COM?",
+    "*\\COM?\\*",
+    "*\\LPT?",
+    "*\\LPT?\\*",
+    "*\\LPT?",
+    "*\\LPT?\\*",
+    "*\\OSDATA",
+    "*\\OSDATA\\*",
+
+    "*\\*<*",
+    "*\\*>*",
+    "*\\*:*",
+  ],
+  "Rule_File_ExceptionPaths": [
+    "*\\AppData\\*"
+  ],
+  "Rule_File_RansomwareExtensions": [
+    ".exe", ".dll", ".sys", ".com", ".scr",
+    ".zip", ".7z", ".rar", ".tar", ".gz",
+    ".js", ".bat", ".cmd", ".ps1", ".vbs",
+    ".ppt", ".pptx", ".wps", ".txt", ".rtf",
+    ".pdf", ".xls", ".xlsx", ".doc", ".docx",
+    ".jpg", ".jpeg", ".png", ".webp", ".gif",
+    ".mp3", ".wav", ".aac", ".ogg", ".flac",
+    ".mp4", ".avi", ".mov", ".wmv", ".mkv",
+    ".aux", ".cur", ".mui", ".ttf", ".efi",
+    ".cpp", ".h", ".c", ".hpp", ".cs", ".java", ".py", ".go", ".rs",
+    ".php", ".html", ".css", ".json", ".xml", ".sql", ".db"
+  ]
+}

README.md

@@ -1,6 +1,6 @@
 # PYAS
 
-Antivirus software written in Python and C that blocks threats through deep learning and behavioral monitoring!
+Antivirus software written in Python and C++ that blocks threats through deep learning and behavioral monitoring!
 
 <img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
 
@@ -9,14 +9,15 @@ Antivirus software written in Python and C that blocks threats through deep lear
 Python 3.10 is recommended. Other Python versions may require different pip commands.
 
 ```
-pip install numpy==1.26.4
-pip install onnxruntime==1.18.1
-pip install pefile==2023.2.7
-pip install Pillow==11.0.0
-pip install pyperclip==1.9.0
-pip install PySide6==6.9.1
 pip install requests==2.32.4
+pip install PySide6==6.9.1
 pip install yara-python==4.5.4
+pip install Pillow==11.0.0
+pip install numpy==1.26.4
+pip install tensorflow==2.10.0
+pip install tf2onnx==1.13.0
+pip install lightgbm==4.6.0
+pip install onnxruntime==1.18.1
 ```
 
 ## File Information
@@ -26,26 +27,25 @@ The following lists the storage locations of all relevant code and other related
 ```
 PYAS/
 ├── Engine/
-│   ├── Models/
+│   ├── Pattern/
 │   │   ├── convert.py               # Convert executable files or other files to images
-│   │   └── train.py                 # TensorFlow CNN model training complete code
+│   │   ├── train.py                 # TensorFlow CNN model training complete code
+│   │   └── ...                      # Other models folders and files
 │   │
-│   └── Rules/
-│       ├── rules.yar                # Yara virus signature rule matching
-│       └── rules.ips                # IP network address rule matching
+│   ├── Heuristic/
+│   │   ├── rules.yar                # Yara virus signature rule matching
+│   │   └── ...                      # Other rules folders and files
+│   └── ...                          # Other engine folders and files
 │
 ├── Plugins/
 │   └── Filter/
-│       ├── DriverEntry.c            # Main driver entry and initialization logic
-│       ├── DriverEntry.h            # Global driver definitions, constants, and functions
-│       ├── DriverPipe.c             # Kernel to user pipe logging implementation
-│       ├── ProtectBoot.c            # Disk boot sector write protection
-│       ├── ProtectImage.c           # Image load monitoring and shellcode detection
-│       ├── ProtectInject.c          # Process thread handle access control to prevent injection
-│       ├── ProtectReg.c             # Registry modification protection
-│       ├── ProtectRules.c           # White, block list, and matching logic for files registry
-│       └── ProtectRules.h           # Protection rule declarations
-│
+│   │   ├── DriverEntry.cpp          # Main driver entry and initialization logic
+│   │   ├── DriverCommon.h           # Global driver definitions, constants, and functions
+│   │   └── ...                      # Other driver folders and files
+│   │
+│   └── Rules/
+│       └── rules.json               # White, block list, and matching logic for files registry
+|
 ├── 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
@@ -62,107 +62,107 @@ PYAS Security antivirus software general architecture diagram.
 ```mermaid
 graph TD
     %% Global Styles
-    classDef ui fill:#e1f5fe,stroke:#01579b,stroke-width:2px;
-    classDef logic fill:#fff9c4,stroke:#fbc02d,stroke-width:2px;
-    classDef engine fill:#e8f5e9,stroke:#2e7d32,stroke-width:2px;
-    classDef thread fill:#f3e5f5,stroke:#7b1fa2,stroke-width:2px;
-    classDef kernel fill:#ffebee,stroke:#c62828,stroke-width:2px;
-    classDef data fill:#eceff1,stroke:#455a64,stroke-width:2px,stroke-dasharray: 5 5;
+    classDef userMode fill:#e3f2fd,stroke:#1565c0,stroke-width:2px,color:#0d47a1
+    classDef kernelMode fill:#fff3e0,stroke:#e65100,stroke-width:2px,color:#e65100
+    classDef storage fill:#f3e5f5,stroke:#7b1fa2,stroke-width:2px,color:#4a148c
+    classDef interaction fill:#e8f5e9,stroke:#2e7d32,stroke-width:2px,stroke-dasharray: 5 5,color:#1b5e20
 
-    User((User))
-
-    subgraph Presentation_Layer ["Presentation Layer (View)"]
+    subgraph UserSpace [User Mode Application - PYAS.exe]
         direction TB
-        UI_Static["PYAS_Interface.py<br/>(Ui_main_window Class)"]:::ui
-        UI_Controller["PYAS.py<br/>(MainWindow_Controller Class)"]:::ui
-        TrayIcon["System Tray Icon"]:::ui
         
-        User <--> UI_Controller
-        UI_Static --- UI_Controller
-        UI_Controller --- TrayIcon
-    end
-
-    subgraph Core_Logic_Layer ["Core Logic & Controller"]
-        direction TB
-        Init_Env["Initialization<br/>(init_environ, init_variable,<br/>init_windll)"]:::logic
-        Config_Mgr["Configuration Manager<br/>(load_config, save_config)"]:::logic
+        GUI[MainWindow_Controller / UI]:::userMode
+        ConfigMgr[Configuration & Rule Manager]:::userMode
         
-        subgraph System_Tools ["System Tools"]
-            Sys_Repair["System Repair<br/>(repair_system_mbr,<br/>repair_system_image, etc.)"]:::logic
-            Sys_Clean["System Cleaner<br/>(clean_button, traverse_temp)"]:::logic
-            Proc_Mgr["Process Manager<br/>(list_process, kill_process)"]:::logic
-            List_Mgr["List Manager<br/>(manage_named_list:<br/>Whitelist/Quarantine)"]:::logic
+        subgraph DetectionEngine [Analysis Engine - PYAS_Engine.py]
+            direction TB
+            SignScanner[Digital Signature Scanner]:::userMode
+            PEScanner[PE Feature & Entropy Analysis]:::userMode
+            YaraScanner[Heuristic / YARA Scanner]:::userMode
+            CNNScanner[AI / CNN Model Scanner]:::userMode
+            CloudScanner[Cloud API / Hash Check]:::userMode
         end
 
-        UI_Controller --> Init_Env
-        Init_Env --> Config_Mgr
-        UI_Controller --> System_Tools
-    end
-
-    subgraph Protection_Layer ["Real-time Protection Threads (Daemons)"]
-        direction TB
-        Thread_Proc["Process Guard Thread<br/>(protect_proc_thread)<br/>[WMI/Snapshot]"]:::thread
-        Thread_File["File Guard Thread<br/>(protect_file_thread)<br/>[ReadDirectoryChangesW]"]:::thread
-        Thread_Net["Network Guard Thread<br/>(protect_net_thread)<br/>[GetExtendedTcpTable]"]:::thread
-        Thread_Sys["System Guard Thread<br/>(protect_system_thread)<br/>[Reg/MBR Check]"]:::thread
-        Thread_Popup["Popup Blocker Thread<br/>(popup_intercept_thread)<br/>[EnumWindows]"]:::thread
-        Thread_Pipe["Driver IPC Thread<br/>(pipe_server_thread)<br/>[NamedPipe Server]"]:::thread
-
-        Init_Env --> Thread_Proc
-        Init_Env --> Thread_File
-        Init_Env --> Thread_Net
-        Init_Env --> Thread_Sys
-        Init_Env --> Thread_Popup
-        Init_Env --> Thread_Pipe
-    end
-
-    subgraph Engine_Layer ["Detection Engine (PYAS_Engine.py)"]
-        direction TB
-        Scan_Worker["Scan Worker<br/>(scan_worker / scan_engine)"]:::engine
-        
-        subgraph Scanners
-            Sign_Check["Signature Scanner<br/>(sign_scanner)<br/>[WinVerifyTrust]"]:::engine
-            AI_Model["AI Model Scanner<br/>(model_scanner)<br/>[ONNX/ResNet]"]:::engine
-            Yara_Rules["Rule Scanner<br/>(rule_scanner)<br/>[Yara/IP Lists]"]:::engine
+        subgraph UserMonitors [User-Mode Protection Threads]
+            direction TB
+            ProcMon[Process Monitor - CreateToolhelp32Snapshot]:::userMode
+            FileMon[File Monitor - ReadDirectoryChangesW]:::userMode
+            NetMon[Network Monitor - GetExtendedTcpTable]:::userMode
+            SysRep[System Repair - MBR/Reg/Wallpaper]:::userMode
+            PopupBlock[Popup Blocker - EnumWindows]:::userMode
+            PipeClient[IPC Client Thread]:::userMode
         end
 
-        Thread_Proc --> Scan_Worker
-        Thread_File --> Scan_Worker
-        Thread_Net --> Scan_Worker
-        UI_Controller -->|Manual Scan| Scan_Worker
-
-        Scan_Worker --> Sign_Check
-        Scan_Worker --> AI_Model
-        Scan_Worker --> Yara_Rules
+        GUI --> ConfigMgr
+        GUI --> DetectionEngine
+        GUI --> UserMonitors
+        UserMonitors --> DetectionEngine
     end
 
-    subgraph Kernel_OS_Layer ["Windows Kernel & Driver"]
+    subgraph StorageLayer [File System / Configuration]
+        direction LR
+        JSONRules[JSON Rules Files]:::storage
+        ConfigJSON[Config.json]:::storage
+        Quarantine[Quarantine Folder]:::storage
+    end
+
+    subgraph KernelSpace [Kernel Mode Driver - PYAS_Driver.sys]
         direction TB
-        WinAPI["Windows API (ctypes)<br/>(kernel32, user32, ntdll,<br/>advapi32, iphlpapi, psapi)"]:::kernel
-        Driver_Sys["Kernel Driver<br/>(PYAS_Driver.sys)"]:::kernel
-        OS_FS["File System (NTFS)"]:::kernel
-        OS_Net["Network Stack"]:::kernel
-
-        Init_Env -- Load DLLs --> WinAPI
-        Thread_File -- Monitor --> OS_FS
-        Thread_Net -- Monitor --> OS_Net
-        Thread_Proc -- Suspend/Kill --> WinAPI
         
-        Thread_Pipe <==>|"Named Pipe IPC<br/>(\\.\pipe\PYAS_Output_Pipe)"| Driver_Sys
-        Driver_Sys -- Callback/Block --> WinAPI
+        DriverEntry[DriverEntry / Initialization]:::kernelMode
+        GlobalData[Global Data & State]:::kernelMode
+        CommServer[Communication Port Server]:::kernelMode
+
+        subgraph KernelLogic [Core Protection Logic]
+            RuleLoader[Rule Loader & Parser]:::kernelMode
+            TrustCache[Trust Cache & Ransom Tracker]:::kernelMode
+            
+            subgraph MiniFilter [File System MiniFilter]
+                PreCreate[PreCreate: HoneyToken / Access Control]:::kernelMode
+                PreWrite[PreWrite: Ransomware / Entropy Check]:::kernelMode
+                PreSetInfo[PreSetInfo: Anti-Rename / Extension]:::kernelMode
+                PreDevCtrl[PreDeviceControl: Boot / Disk Wipe Protect]:::kernelMode
+            end
+
+            subgraph ObjectCallbacks [Object Manager Callbacks]
+                ProcProtect[ObRegisterCallbacks: Handle Stripping]:::kernelMode
+                ImageLoad[PsSetLoadImageNotifyRoutine: Image Blocking]:::kernelMode
+            end
+
+            subgraph RegistryCallbacks [Configuration Manager Callbacks]
+                RegFilter[CmRegisterCallbackEx: Registry Guard]:::kernelMode
+            end
+        end
+
+        DriverEntry --> GlobalData
+        DriverEntry --> CommServer
+        DriverEntry --> MiniFilter
+        DriverEntry --> ProcProtect
+        DriverEntry --> ImageLoad
+        DriverEntry --> RegFilter
+        
+        MiniFilter --> RuleLoader
+        ProcProtect --> RuleLoader
+        RegFilter --> RuleLoader
+        
+        PreWrite --> TrustCache
+        PreCreate --> TrustCache
     end
 
-    subgraph Data_Persistence ["Data & Resources"]
-        Config_File[("Config.json")]:::data
-        Model_Files[("Model Files<br/>(.onnx)")]:::data
-        Rule_Files[("Rule Files<br/>(.yar)")]:::data
-        Quarantine_Dir[("/Quarantine/")]:::data
-
-        Config_Mgr <--> Config_File
-        AI_Model <--> Model_Files
-        Yara_Rules <--> Rule_Files
-        List_Mgr <--> Quarantine_Dir
-    end
+    %% Cross-Boundary Interactions
+    ConfigMgr -- Writes --> JSONRules
+    ConfigMgr -- Writes --> ConfigJSON
+    RuleLoader -- Reads --> JSONRules
+    
+    GUI -- Service Control (SCM) --> DriverEntry
+    PipeClient -- FltSendMessage (IPC) --> CommServer
+    CommServer -- Notifications --> PipeClient
+    
+    FileMon -- Moves Malicious Files --> Quarantine
+    
+    %% Logic Flow Details
+    ProcProtect -- Protects --> UserSpace
+    RegFilter -- Protects --> StorageLayer
+    PreDevCtrl -- Protects --> StorageLayer
 ```
 
 ## Support System
@@ -186,6 +186,8 @@ Source Available : https://github.com/87owo/PYAS
 
 Official Website : https://pyas-security.com/antivirus
 
+Online Analyze : https://pyas-security.com/analyze
+
 ## Project License
 
 For any questions, needs, or bug feedback, please contact us through the following website.