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87owo 76d414164a Update PYAS.py 2026-04-10 15:16:07 +08:00
87owo b6d13047ba Merge pull request #40 from MichaelMVS/fix-bare-except-clauses
Fix bare except clauses to catch only Exception types
2026-04-10 15:05:22 +08:00
87owo f1ba295796 Update README.md 2026-04-10 14:45:49 +08:00
zocomputer 415abef4fc Fix bare except clauses to catch only Exception types
Replace bare 'except:' with 'except Exception:' in three locations:
- check_process_survival (line ~1632): when accessing pe.szExeFile
- get_process_name (line ~1782): when getting process name from snapshot
- pipe_server_thread (line ~2340): when terminating malicious processes

Bare except clauses also catch SystemExit and KeyboardInterrupt,
which can prevent proper shutdown and mask serious issues.
Using 'except Exception:' allows the code to properly handle
expected errors while letting system-exiting events propagate.
2026-04-10 06:40:26 +00:00
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87owo f75b039daf Add files via upload 2026-04-10 14:35:02 +08:00
87owo 65b1ac78f3 Rename train_vt.py to train_server_lfp.py 2026-04-10 14:27:44 +08:00
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-55
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from PIL import Image
import numpy, os
####################################################################################################
def preprocess_image(file_data, size, channels=1):
width, height = size
wah = int(numpy.ceil(numpy.sqrt(len(file_data) / channels)))
arr = numpy.frombuffer(file_data, dtype=numpy.uint8)
img = numpy.zeros(wah*wah*channels, dtype=numpy.uint8)
img[:len(file_data)] = arr
image = Image.fromarray(img.reshape((wah, wah)), 'L')
return image.resize((width, height), Image.Resampling.NEAREST)
####################################################################################################
def get_type(file_path):
suffix = {".com", ".dll", ".drv", ".exe", ".ocx", ".scr", ".sys", ".mui", ".cpl"}
try:
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()
except:
pass
return file_content
####################################################################################################
def file_to_images(input_dir, output_dir):
for root, dirs, files in os.walk(input_dir):
for file in files:
try:
file_path = os.path.join(root, file)
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(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)
####################################################################################################
input_directory = input('Enter the folder path: ')
output_directory = "./Image_Output"
file_to_images(input_directory, output_directory)
input('Conversion Complete')
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import os, hashlib
####################################################################################################
def calc_sha256(path):
with open(path, "rb") as f:
return hashlib.sha256(f.read()).digest()
def dedup_realtime(root):
seen = set()
deleted = 0
for dirpath, _, files in os.walk(root):
for name in files:
p = os.path.join(dirpath, name)
try:
h = calc_sha256(p)
except Exception:
continue
if h in seen:
try:
os.remove(p)
print(p)
deleted += 1
except Exception:
pass
else:
seen.add(h)
print(f"deleted {deleted}")
####################################################################################################
if __name__ == "__main__":
dedup_realtime(input("Input file path: "))
input('Deduplicate Complete')
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import tensorflow as tf
import os, tf2onnx, numpy, random
from PIL import Image
from tensorflow.keras import *
from collections import Counter
####################################################################################################
Image.MAX_IMAGE_PIXELS = None
tf.keras.mixed_precision.set_global_policy('mixed_float16')
####################################################################################################
def load_dataset(data_dir, image_size=(224, 224), val_split=0.0001, batch_size=256, color_mode="grayscale"):
channels = 1 if color_mode == "grayscale" else 3
file_paths, labels, class_indices = get_file_list(data_dir)
combined = list(zip(file_paths, labels))
random.shuffle(combined)
file_paths[:], labels[:] = zip(*combined)
num_val = int(val_split * len(file_paths))
train_files = file_paths[num_val:]
train_labels = labels[num_val:]
val_files = file_paths[:num_val]
val_labels = labels[:num_val]
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_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_parallel_calls=tf.data.AUTOTUNE)
val_ds = val_ds.batch(batch_size).prefetch(tf.data.AUTOTUNE)
train_ds.class_indices = class_indices
return train_ds, val_ds
####################################################################################################
def parse_fn(filename, label, image_size, channels):
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.cast(label, tf.float32)
return img, label
def get_file_list(directory):
file_paths, labels, class_indices = [], [], {}
for i, cls in enumerate(sorted([d for d in os.listdir(directory) if os.path.isdir(os.path.join(directory, d))])):
class_indices[cls] = i
cls_dir = os.path.join(directory, cls)
for root, _, files in os.walk(cls_dir):
for file in files:
if file.lower().endswith(('.jpg', '.jpeg', '.png', '.bmp', '.gif')):
file_paths.append(os.path.join(root, file))
labels.append(i)
return file_paths, labels, class_indices
####################################################################################################
def multi_conv(x, strides):
convs = []
for k in [(1, 7), (1, 1), (3, 3), (5, 5)]:
c = layers.DepthwiseConv2D(kernel_size=k, strides=strides, padding='same', activation='gelu')(x)
convs.append(c)
x = layers.Concatenate()(convs)
x = layers.BatchNormalization()(x)
return layers.Activation('gelu')(x)
def gated_conv(x, strides):
c = layers.DepthwiseConv2D(3, strides=strides, padding='same', activation='gelu')(x)
g = layers.DepthwiseConv2D(3, strides=strides, padding='same', activation='sigmoid')(x)
return layers.Multiply()([c, g])
def coordinate_attention(x, reduction):
input_shape = tf.shape(x)
h, w = input_shape[1], input_shape[2]
filters = x.shape[-1]
mip = max(8, filters // reduction)
x_h = layers.Lambda(lambda t: tf.reduce_mean(t, axis=2, keepdims=True))(x)
x_w = layers.Lambda(lambda t: tf.reduce_mean(t, axis=1, keepdims=True))(x)
x_w_t = layers.Permute((2, 1, 3))(x_w)
x_cat = layers.Concatenate(axis=1)([x_h, x_w_t])
x_cat = layers.Conv2D(mip, 1, padding='valid', use_bias=False)(x_cat)
x_cat = layers.BatchNormalization()(x_cat)
x_cat = layers.Activation('gelu')(x_cat)
x_cat_h, x_cat_w = layers.Lambda(lambda t: tf.split(t[0], [t[1], t[2]], axis=1))([x_cat, h, w])
x_h_sigmoid = layers.Conv2D(filters, 1, padding='valid', activation='sigmoid')(x_cat_h)
x_cat_w = layers.Permute((2, 1, 3))(x_cat_w)
x_w_sigmoid = layers.Conv2D(filters, 1, padding='valid', activation='sigmoid')(x_cat_w)
return layers.Multiply()([x, x_h_sigmoid, x_w_sigmoid])
def build_model(input_shape):
i = layers.Input(shape=input_shape)
x = multi_conv(i, strides=1)
x = gated_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = multi_conv(x, strides=2)
x = coordinate_attention(x, reduction=4)
x = layers.GlobalMaxPooling2D()(x)
x = layers.Dense(x.shape[-1] // 2, activation='gelu', dtype='float32')(x)
o = layers.Dense(1, activation='sigmoid', dtype='float32')(x)
return models.Model(i, o)
####################################################################################################
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 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())
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,) + 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_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', compile=False)
print("Load model from disk")
except:
print("Creating a new model")
model = build_model(train_ds.image_shape)
print(f"Total parameters: {model.count_params()}")
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=30, callbacks=[CustomModelCheckpoint(), callbacks.LearningRateScheduler(lr_scheduler)], validation_data=val_ds, class_weight={0: 10.0, 1: 1.0})
input('Training Complete')
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import os, sys, time, sqlite3, re, json
import pandas as pd
import numpy as np
import lightgbm as lgb
import onnxmltools
from onnxmltools.convert.common.data_types import FloatTensorType
from sklearn.model_selection import train_test_split
from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
####################################################################################################
DB_PATH = "pe_features.db"
MODEL_FILE = "model.txt"
ONNX_FILE = "Pefile_General_S1.onnx"
FEATURE_FILE = "features.json"
TEST_SIZE = 0.0001
RANDOM_SEED = 42
LGBM_PARAMS = {
'objective': 'binary',
'metric': ['binary_logloss', 'auc'],
'boosting_type': 'gbdt',
'num_leaves': 512,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
'bagging_freq': 5,
'verbose': -1,
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 10,
'lambda_l1': 0.1,
'lambda_l2': 0.1,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
conn = sqlite3.connect(db_path)
try:
cursor = conn.cursor()
cursor.execute("PRAGMA table_info(PeData)")
columns = [row[1] for row in cursor.fetchall()]
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
finally:
conn.close()
####################################################################################################
def train_process(X, y):
print(f"[*] Dataset shape: {X.shape}")
X_train, X_test, y_train, y_test = train_test_split(
X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
)
n_pos = (y_train == 1).sum()
n_neg = (y_train == 0).sum()
base_weight = n_neg / n_pos if n_pos > 0 else 1.0
weight_ratio_target = 0.005
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
params,
train_data,
valid_sets=[valid_data],
num_boost_round=1000,
callbacks=[
lgb.log_evaluation(period=100)
]
)
elapsed = time.time() - start_time
print(f"\n[+] Training finished in {elapsed:.2f}s")
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
with open(FEATURE_FILE, 'w') as f:
json.dump(feature_names, f)
print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
except Exception as e:
print(f"[-] ONNX export failed: {e}")
####################################################################################################
def evaluate_and_save(model, X_test, y_test):
print("\n------------------- Evaluation Report -------------------\n")
y_prob = model.predict(X_test, num_iteration=model.best_iteration)
y_pred = (y_prob > 0.5).astype(int)
acc = accuracy_score(y_test, y_pred)
auc = roc_auc_score(y_test, y_prob)
print(f"Accuracy : {acc:.4f}")
print(f"ROC AUC : {auc:.4f}")
print("\n" + classification_report(y_test, y_pred, zero_division=0))
print("---------------------------------------------------------\n")
print("[*] Top 20 Features (Importance by Gain):")
feature_names = model.feature_name()
importance = model.feature_importance(importance_type='gain')
feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
print(feature_imp.head(20).to_string(index=False))
print("\n---------------------------------------------------------\n")
model.save_model(MODEL_FILE)
print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
export_onnx_model(model, feature_names)
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
sys.exit(1)
raw_schema = get_raw_schema(DB_PATH)
if not raw_schema:
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
try:
model, X_test, y_test = train_process(X, y)
evaluate_and_save(model, X_test, y_test)
except KeyboardInterrupt:
print("\n\n[-] Training interrupted.")
except Exception as e:
print(f"\n[-] Critical Error: {e}")
@@ -3,6 +3,7 @@ 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
@@ -10,8 +11,8 @@ 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"
MODEL_FILE = "model.txt"
ONNX_FILE = "model.onnx"
FEATURE_FILE = "features.json"
TEST_SIZE = 0.0001
RANDOM_SEED = 42
@@ -20,7 +21,7 @@ LGBM_PARAMS = {
'objective': 'binary',
'metric': ['binary_logloss', 'auc'],
'boosting_type': 'gbdt',
'num_leaves': 63,
'num_leaves': 512,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
@@ -29,13 +30,16 @@ LGBM_PARAMS = {
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 20,
'min_data_in_leaf': 10,
'lambda_l1': 0.1,
'lambda_l2': 0.1
'lambda_l2': 0.1,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
@@ -44,38 +48,53 @@ def get_raw_schema(db_path):
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:
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
def load_and_clean_data(db_path, raw_cols):
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
df = pd.read_sql_query(sql, conn)
if df.empty: return None, None, None
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
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.")
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
X = X.rename(columns=lambda x: re.sub('[^A-Za-z0-9_]+', '', x))
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.isnull().values.any():
X = X.fillna(X.median(numeric_only=True))
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
@@ -95,13 +114,11 @@ def train_process(X, y):
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)
weight_ratio_target = 0.001
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted (Favor Safe)={final_pos_weight:.4f}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
@@ -109,7 +126,7 @@ def train_process(X, y):
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training (Full Force, No Early Stopping)...")
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
@@ -127,6 +144,8 @@ def train_process(X, y):
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
@@ -141,6 +160,8 @@ def export_onnx_model(model, feature_names):
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)
@@ -171,7 +192,7 @@ def evaluate_and_save(model, X_test, y_test):
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.0 ----------------\n")
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
@@ -182,7 +203,7 @@ if __name__ == "__main__":
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_and_clean_data(DB_PATH, raw_schema)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
+216
View File
@@ -0,0 +1,216 @@
import os, sys, time, sqlite3, re, json
import pandas as pd
import numpy as np
import lightgbm as lgb
import onnxmltools
from onnxmltools.convert.common.data_types import FloatTensorType
from sklearn.model_selection import train_test_split
from sklearn.metrics import classification_report, accuracy_score, roc_auc_score
####################################################################################################
DB_PATH = "pe_features.db"
MODEL_FILE = "model.txt"
ONNX_FILE = "Pefile_General_T1.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': 64,
'learning_rate': 0.05,
'feature_fraction': 0.8,
'bagging_fraction': 0.8,
'bagging_freq': 5,
'verbose': -1,
'seed': RANDOM_SEED,
'n_jobs': -1,
'max_depth': -1,
'min_data_in_leaf': 10,
'lambda_l1': 0.1,
'lambda_l2': 0.1,
}
####################################################################################################
def clean_col_name(name):
return re.sub(r'[^A-Za-z0-9_]+', '', name)
def get_raw_schema(db_path):
if not os.path.exists(db_path):
return None
conn = sqlite3.connect(db_path)
try:
cursor = conn.cursor()
cursor.execute("PRAGMA table_info(PeData)")
columns = [row[1] for row in cursor.fetchall()]
exclude = {'label', 'id', 'filename', 'filelength', 'rowid', 'probability', 'predictedlabel', 'score', 'filehash', 'timedatestamp'}
return [c for c in columns if c.lower().strip() not in exclude]
except Exception as e:
print(f"[-] Schema extraction error: {e}")
return None
finally:
conn.close()
####################################################################################################
def load_data(db_path, raw_cols):
print(f"[*] Connecting to database: {db_path}")
conn = sqlite3.connect(db_path)
req_cols = list(set(raw_cols + ['Label']))
sql = f"SELECT {', '.join(req_cols)} FROM PeData"
try:
chunks = []
for chunk in pd.read_sql_query(sql, conn, chunksize=20000):
label_col = next((c for c in chunk.columns if c.lower().strip() == 'label'), None)
if not label_col:
print("[-] Critical Error: Label column not found.")
return None, None, None
cols_to_cast = [c for c in chunk.columns if c != label_col]
chunk[cols_to_cast] = chunk[cols_to_cast].astype(np.float32)
chunk[label_col] = chunk[label_col].astype(np.int8)
chunks.append(chunk)
if not chunks:
return None, None, None
df = pd.concat(chunks, ignore_index=True)
label_col = next((c for c in df.columns if c.lower().strip() == 'label'), None)
y = df[label_col].astype(int)
X = df.drop(columns=[label_col], errors='ignore')
valid_features = [c for c in raw_cols if c in X.columns]
X = X[valid_features].copy()
rename_map = {old: clean_col_name(old) for old in X.columns}
X = X.rename(columns=rename_map)
if X.columns.duplicated().any():
print("[-] Warning: Duplicate column names detected after cleaning. Deduplicating...")
X = X.loc[:, ~X.columns.duplicated()]
final_features = X.columns.tolist()
return X, y, final_features
finally:
conn.close()
####################################################################################################
def train_process(X, y):
print(f"[*] Dataset shape: {X.shape}")
X_train, X_test, y_train, y_test = train_test_split(
X, y, test_size=TEST_SIZE, random_state=RANDOM_SEED, stratify=y
)
n_pos = (y_train == 1).sum()
n_neg = (y_train == 0).sum()
base_weight = n_neg / n_pos if n_pos > 0 else 1.0
weight_ratio_target = 0.001
final_pos_weight = base_weight * weight_ratio_target
print(f"[*] Balance Report: Safe={n_neg}, Malware={n_pos}")
print(f"[*] Weight Config: Base Balanced={base_weight:.4f}, Final Adjusted={final_pos_weight:.4f}")
train_data = lgb.Dataset(X_train, label=y_train)
valid_data = lgb.Dataset(X_test, label=y_test, reference=train_data)
params = LGBM_PARAMS.copy()
params['scale_pos_weight'] = final_pos_weight
print("\n[*] Starting LightGBM training...")
start_time = time.time()
model = lgb.train(
params,
train_data,
valid_sets=[valid_data],
num_boost_round=1000,
callbacks=[
lgb.log_evaluation(period=100)
]
)
elapsed = time.time() - start_time
print(f"\n[+] Training finished in {elapsed:.2f}s")
return model, X_test, y_test
####################################################################################################
def export_onnx_model(model, feature_names):
print(f"[*] Exporting ONNX model to {ONNX_FILE}...")
try:
initial_type = [('float_input', FloatTensorType([None, len(feature_names)]))]
onnx_model = onnxmltools.convert_lightgbm(model, initial_types=initial_type)
onnxmltools.utils.save_model(onnx_model, ONNX_FILE)
with open(FEATURE_FILE, 'w') as f:
json.dump(feature_names, f)
print(f"[+] ONNX export success. Features synced to {FEATURE_FILE}")
except Exception as e:
print(f"[-] ONNX export failed: {e}")
####################################################################################################
def evaluate_and_save(model, X_test, y_test):
print("\n------------------- Evaluation Report -------------------\n")
y_prob = model.predict(X_test, num_iteration=model.best_iteration)
y_pred = (y_prob > 0.5).astype(int)
acc = accuracy_score(y_test, y_pred)
auc = roc_auc_score(y_test, y_prob)
print(f"Accuracy : {acc:.4f}")
print(f"ROC AUC : {auc:.4f}")
print("\n" + classification_report(y_test, y_pred, zero_division=0))
print("---------------------------------------------------------\n")
print("[*] Top 20 Features (Importance by Gain):")
feature_names = model.feature_name()
importance = model.feature_importance(importance_type='gain')
feature_imp = pd.DataFrame(sorted(zip(importance, feature_names), reverse=True), columns=['Value', 'Feature'])
print(feature_imp.head(20).to_string(index=False))
print("\n---------------------------------------------------------\n")
model.save_model(MODEL_FILE)
print(f"[+] Native model saved to: {os.path.abspath(MODEL_FILE)}")
export_onnx_model(model, feature_names)
####################################################################################################
if __name__ == "__main__":
print("\n---------------- PE Malware Trainer v3.1 ----------------\n")
if not os.path.exists(DB_PATH):
print(f"[-] Error: Database {DB_PATH} not found.")
sys.exit(1)
raw_schema = get_raw_schema(DB_PATH)
if not raw_schema:
print("[-] Error: Could not read schema.")
sys.exit(1)
X, y, _ = load_data(DB_PATH, raw_schema)
if X is None:
sys.exit(1)
try:
model, X_test, y_test = train_process(X, y)
evaluate_and_save(model, X_test, y_test)
except KeyboardInterrupt:
print("\n\n[-] Training interrupted.")
except Exception as e:
print(f"\n[-] Critical Error: {e}")
+803
View File
@@ -0,0 +1,803 @@
* {
box-sizing: border-box;
margin: 0;
padding: 0;
font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
-webkit-tap-highlight-color: transparent;
outline: none;
}
:root {
--bg-window: rgb(245, 245, 247);
--bg-nav: rgb(255, 255, 255);
--bg-panel: rgb(255, 255, 255);
--bg-hover: rgba(0, 0, 0, 0.05);
--text-primary: rgb(29, 29, 31);
--text-secondary: rgb(134, 134, 139);
--border-color: rgb(210, 210, 215);
--accent-color: rgb(0, 122, 255);
--accent-alpha: rgba(0, 122, 255, 0.1);
--accent-shadow: rgba(0, 122, 255, 0.2);
--accent-hover: rgba(0, 122, 255, 0.3);
--shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.04);
}
body {
background-color: transparent;
margin: 0;
padding: 0;
width: 100vw;
height: 100vh;
overflow: hidden;
display: flex;
justify-content: center;
align-items: center;
color: var(--text-primary);
}
.app-container {
width: 100vw;
height: 100vh;
display: flex;
flex-direction: column;
overflow: hidden;
background-color: var(--bg-window);
}
.navigate-window {
height: 44px;
background-color: var(--bg-nav);
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 10px 0 20px;
border-bottom: 1px solid var(--border-color);
transition: background-color 0.3s;
}
.navigate-title {
font-size: 16px;
font-weight: 600;
letter-spacing: -0.2px;
}
.window-controls {
display: flex;
gap: 4px;
-webkit-app-region: no-drag;
}
.ctrl-btn {
width: 46px;
height: 32px;
border: none;
background: transparent;
border-radius: 6px;
cursor: pointer;
display: flex;
justify-content: center;
align-items: center;
transition: background-color 0.15s;
color: var(--text-secondary);
}
.ctrl-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
#close_button:hover { background-color: #ff3b30; color: white; }
.theme-svg {
width: 16px;
height: 16px;
}
.main-layout {
display: flex;
height: calc(100% - 44px);
}
.options-window {
width: 64px;
background-color: var(--bg-nav);
display: flex;
flex-direction: column;
align-items: center;
padding: 16px 0;
gap: 12px;
border-right: 1px solid var(--border-color);
transition: background-color 0.3s;
}
.nav-btn {
width: 44px;
height: 44px;
border: none;
background: transparent;
border-radius: 10px;
cursor: pointer;
display: flex;
justify-content: center;
align-items: center;
color: var(--text-secondary);
transition: all 0.2s;
position: relative;
}
.nav-btn svg { width: 22px; height: 22px; }
.nav-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.nav-btn.active { background-color: var(--accent-alpha); color: var(--accent-color); }
.spacer { flex-grow: 1; }
.content-window {
flex-grow: 1;
position: relative;
overflow: hidden;
}
.page {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
padding: 28px 32px;
opacity: 0;
visibility: hidden;
transform: translateY(8px);
transition: opacity 0.25s ease, transform 0.25s ease;
display: flex;
flex-direction: column;
}
.page.active {
opacity: 1;
visibility: visible;
transform: translateY(0);
}
.state-widget {
flex: 1;
height: 100%;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
gap: 16px;
color: var(--accent-color);
}
.state-title {
font-size: 24px;
font-weight: 600;
color: var(--text-primary);
letter-spacing: -0.5px;
}
.log-widget {
flex-grow: 1;
margin-top: 20px;
}
.license-widget {
flex-grow: 1;
}
.log-text, .license-text {
width: 100%;
height: 100%;
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
color: var(--text-primary);
resize: none;
padding: 16px;
font-size: 13px;
line-height: 1.6;
white-space: pre;
overflow-x: auto;
}
.progress-widget {
height: 70px;
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 20px;
gap: 16px;
}
.header-group {
flex: 1;
min-width: 0;
}
.header-group h2 {
font-size: 24px;
font-weight: 600;
letter-spacing: -0.5px;
white-space: nowrap;
}
.header-group p {
font-size: 14px;
color: var(--text-secondary);
margin-top: 4px;
white-space: nowrap;
overflow-x: auto;
padding-bottom: 4px;
}
.modern-action-group {
display: flex;
gap: 12px;
align-items: center;
flex-shrink: 0;
}
.modern-select {
appearance: none;
}
.modern-select:hover, .modern-select:focus {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px rgba(0, 122, 255, 0.2);
}
.modern-btn {
padding: 8px 20px;
border: 1px solid var(--border-color);
border-radius: 10px;
background-color: transparent;
color: var(--text-primary);
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s;
}
.modern-btn:hover { background-color: var(--bg-hover); }
.primary-btn {
background-color: var(--accent-color);
color: white;
border: none;
box-shadow: 0 2px 4px var(--accent-shadow);
}
.primary-btn:hover {
box-shadow: 0 4px 8px var(--accent-hover);
transform: translateY(-1px);
background-color: var(--accent-color);
opacity: 0.95;
}
.primary-btn:active {
transform: translateY(0);
opacity: 0.8;
}
.danger-btn { color: #ff3b30; border-color: #ff3b30; }
.danger-btn:hover { background-color: rgba(255, 59, 48, 0.1); }
.hidden { display: none !important; }
.scan-content {
flex-grow: 1;
min-height: 0;
display: flex;
flex-direction: column;
}
.virus-widget {
width: 100%;
flex-grow: 1;
min-height: 0;
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
overflow-y: auto;
overflow-x: auto;
}
.virus-list {
list-style: none;
padding: 0;
margin: 0;
min-width: max-content;
}
.list-widget {
display: flex;
flex-direction: column;
height: 100%;
overflow-y: auto;
padding-right: 12px;
gap: 12px;
}
.list-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 18px 24px;
border-radius: 16px;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
transition: background-color 0.2s;
gap: 16px;
}
.item-info {
flex: 1;
min-width: 0;
overflow-x: auto;
padding-bottom: 2px;
}
.list-item[data-target]:hover, .list-item[data-action]:hover {
background-color: var(--bg-hover);
}
.item-info h2 {
font-size: 16px;
font-weight: 600;
letter-spacing: -0.2px;
white-space: nowrap;
}
.item-info p {
font-size: 13px;
color: var(--text-secondary);
margin-top: 4px;
white-space: nowrap;
}
.toggle-switch {
position: relative;
display: inline-block;
width: 50px;
height: 28px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.slider {
position: absolute;
cursor: pointer;
top: 0; left: 0; right: 0; bottom: 0;
background-color: var(--border-color);
transition: .3s;
border-radius: 28px;
}
.slider:before {
position: absolute;
content: "";
height: 24px; width: 24px;
left: 2px; bottom: 2px;
background-color: white;
transition: .3s;
border-radius: 50%;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
.toggle-switch input:checked + .slider {
background-color: var(--accent-color);
}
.toggle-switch input:checked + .slider:before {
transform: translateX(22px);
}
.icon-action-btn {
width: 32px; height: 32px;
border-radius: 8px;
border: none;
background-color: transparent;
color: var(--text-secondary);
cursor: pointer;
display: flex; justify-content: center; align-items: center;
transition: background-color 0.2s;
}
.icon-action-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.icon-action-btn svg { width: 20px; height: 20px; }
.sub-header-toolbar {
display: flex;
align-items: center;
gap: 12px;
margin-bottom: 16px;
width: 100%;
}
.sub-header-toolbar h2 {
font-size: 24px;
font-weight: 600;
letter-spacing: -0.5px;
white-space: nowrap;
}
.icon-btn {
background: transparent;
border: none;
color: var(--text-secondary);
cursor: pointer;
padding: 6px;
border-radius: 8px;
display: flex; align-items: center; justify-content: center;
transition: background-color 0.2s;
}
.icon-btn:hover { background-color: var(--bg-hover); color: var(--text-primary); }
.icon-btn svg { width: 24px; height: 24px; }
.search-box {
display: flex;
align-items: center;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
border-radius: 10px;
padding: 0 14px;
width: 200px;
transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box:focus-within {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px var(--accent-shadow);
}
.search-box svg {
width: 18px; height: 18px;
color: var(--text-secondary);
}
.search-box input {
border: none;
background: transparent;
color: var(--text-primary);
padding: 10px;
outline: none;
width: 100%;
font-size: 14px;
}
.flex-grow {
flex-grow: 1;
min-height: 0;
}
.manage-widget {
border: 1px solid var(--border-color);
border-radius: 12px;
background-color: var(--bg-panel);
overflow-y: auto;
overflow-x: auto;
}
.manage-list {
list-style: none;
padding: 0;
margin: 0;
min-width: max-content;
}
.manage-list-item {
display: flex;
align-items: center;
gap: 12px;
padding: 12px 16px;
border-bottom: 1px solid var(--border-color);
transition: background-color 0.2s;
}
.manage-list-item:last-child {
border-bottom: none;
}
.manage-list-item:hover {
background-color: var(--bg-hover);
}
.manage-list-item input[type="checkbox"] {
width: 16px;
height: 16px;
accent-color: var(--accent-color);
cursor: pointer;
flex-shrink: 0;
}
.manage-list-item-content {
flex-grow: 1;
min-width: 0;
font-size: 14px;
color: var(--text-primary);
white-space: nowrap;
}
.custom-select-wrapper {
position: relative;
min-width: 100px;
display: inline-grid;
vertical-align: middle;
user-select: none;
}
select.hidden + .custom-select-wrapper {
display: none !important;
}
.custom-select-trigger {
grid-area: 1 / 1;
display: flex;
justify-content: space-between;
align-items: center;
padding: 8px 16px;
border-radius: 10px;
border: 1px solid var(--border-color);
background-color: var(--bg-panel);
color: var(--text-primary);
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: border-color 0.2s, box-shadow 0.2s;
gap: 12px;
box-sizing: border-box;
}
.custom-select-phantom {
grid-area: 1 / 1;
visibility: hidden;
pointer-events: none;
display: grid;
padding: 8px 16px;
font-size: 14px;
font-weight: 500;
box-sizing: border-box;
}
.custom-select-phantom span {
grid-area: 1 / 1;
white-space: nowrap;
padding-right: 28px;
}
.custom-select-wrapper.open .custom-select-trigger,
.custom-select-trigger:hover {
border-color: var(--accent-color);
box-shadow: 0 0 0 2px var(--accent-shadow);
}
.custom-select-icon {
display: flex;
align-items: center;
color: var(--text-secondary);
transition: transform 0.3s ease;
}
.custom-select-wrapper.open .custom-select-icon {
transform: rotate(180deg);
}
.custom-select-icon svg { width: 16px; height: 16px; }
.custom-select-options {
position: absolute;
top: calc(100% + 8px);
left: 0;
min-width: 100%;
width: max-content;
white-space: nowrap;
background-color: var(--bg-panel);
border: 1px solid var(--border-color);
border-radius: 10px;
box-shadow: var(--shadow-sm);
z-index: 100;
list-style: none;
margin: 0;
max-height: 0;
padding: 0 6px;
border-width: 0;
overflow: hidden;
opacity: 0;
visibility: hidden;
transform: translateY(-10px);
transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s 0.2s, max-height 0s 0.2s, padding 0s 0.2s, border-width 0s 0.2s, box-shadow 0s 0.2s;
}
.custom-select-wrapper.open .custom-select-options {
max-height: 260px;
padding: 6px;
border-width: 1px;
overflow-y: auto;
opacity: 1;
visibility: visible;
transform: translateY(0);
transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s 0s, max-height 0s 0s, padding 0s 0s, border-width 0s 0s, box-shadow 0s 0s;
}
.custom-select-option {
padding: 8px 12px;
border-radius: 6px;
cursor: pointer;
font-size: 14px;
color: var(--text-primary);
transition: background-color 0.2s, color 0.2s;
text-align: center;
}
.custom-select-option:hover {
background-color: var(--bg-hover);
}
.custom-select-option.selected {
background-color: var(--accent-alpha);
color: var(--accent-color);
font-weight: 600;
}
.home-top-widget {
display: flex;
align-items: center;
height: 200px;
gap: 24px;
width: 100%;
}
.quick-actions {
flex: 1;
display: flex;
flex-direction: column;
gap: 12px;
height: 100%;
justify-content: center;
}
#loading_overlay {
position: fixed;
top: 0;
left: 0;
width: 100vw;
height: 100vh;
background-color: #e0e0e0;
display: flex;
justify-content: center;
align-items: center;
z-index: 9999;
transition: opacity 0.4s ease, visibility 0.4s ease;
}
#loading_overlay.fade-out {
opacity: 0;
visibility: hidden;
}
.spinner {
animation: rotate 2s linear infinite;
width: 50px;
height: 50px;
}
.spinner .path {
stroke: #86868b;
stroke-linecap: round;
animation: dash 1.5s ease-in-out infinite;
}
@keyframes rotate {
100% { transform: rotate(360deg); }
}
@keyframes dash {
0% { stroke-dasharray: 1, 150; stroke-dashoffset: 0; }
50% { stroke-dasharray: 90, 150; stroke-dashoffset: -35; }
100% { stroke-dasharray: 90, 150; stroke-dashoffset: -124; }
}
.app-container.fade-in {
opacity: 1 !important;
}
.manage-list-header {
display: flex;
align-items: center;
gap: 12px;
padding: 12px 16px;
border-bottom: 1px solid var(--border-color);
background-color: var(--bg-panel);
font-weight: 600;
font-size: 13px;
color: var(--text-secondary);
position: sticky;
top: 0;
z-index: 10;
}
.manage-list-header input[type="checkbox"] {
width: 16px;
height: 16px;
accent-color: var(--accent-color);
cursor: pointer;
flex-shrink: 0;
}
.header-cols-container, .manage-list-item-content {
display: flex;
flex-grow: 1;
min-width: 0;
gap: 16px;
align-items: center;
}
.col-header {
position: relative;
cursor: pointer;
display: flex;
align-items: center;
padding: 0 8px;
border-right: 1px solid var(--border-color);
background-color: var(--bg-panel);
user-select: none;
-webkit-user-select: none;
}
.col-header:last-child {
border-right: none;
}
.header-text {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
flex-grow: 1;
}
.manage-list-header, .col-header, .col-resizer {
user-select: none;
-webkit-user-select: none;
}
.col-resizer {
position: absolute;
right: -5px;
top: 0;
bottom: 0;
width: 10px;
cursor: col-resize;
z-index: 10;
background-color: transparent !important;
}
.col-resizer::after {
content: "";
position: absolute;
left: 50%;
top: 0;
bottom: 0;
width: 1px;
background-color: transparent;
transition: background-color 0.2s;
}
.col-resizer:hover::after,
.col-resizer.resizing::after {
background-color: var(--text-secondary) !important;
opacity: 0.6;
}
body.resizing-active,
body.resizing-active * {
user-select: none !important;
-webkit-user-select: none !important;
cursor: col-resize !important;
}
.col-resizer:hover {
background-color: var(--accent-color);
opacity: 0.5;
}
.col-header:hover {
color: var(--text-primary);
}
.sort-icon {
font-size: 10px;
margin-left: 4px;
color: var(--accent-color);
width: 12px;
}
.row-col {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
font-size: 14px;
color: var(--text-primary);
}
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }
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<!DOCTYPE html>
<html lang="zh-TW">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PYAS Security</title>
<link rel="stylesheet" href="/static/css/style.css">
<script defer src="/static/js/i18n.js"></script>
<script defer src="/static/js/main.js"></script>
</head>
<body>
<div id="loading_overlay">
<svg class="spinner" viewBox="0 0 50 50">
<circle class="path" cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle>
</svg>
</div>
<div class="app-container" style="opacity: 0; transition: opacity 0.5s ease;">
<header class="navigate-window pywebview-drag-region">
<div class="navigate-title" data-i18n>PYAS Security</div>
<div class="window-controls">
<button class="ctrl-btn" id="about_button" data-target="about_window">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="12" y1="16" x2="12" y2="12"></line><line x1="12" y1="8" x2="12.01" y2="8"></line></svg>
</button>
<button class="ctrl-btn" id="minimize_button">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="5" y1="12" x2="19" y2="12"></line></svg>
</button>
<button class="ctrl-btn" id="close_button">
<svg viewBox="0 0 24 24" class="theme-svg" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"></line><line x1="6" y1="6" x2="18" y2="18"></line></svg>
</button>
</div>
</header>
<div class="main-layout">
<aside class="options-window pywebview-drag-region">
<button class="nav-btn active" data-target="home_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"></path><polyline points="9 22 9 12 15 12 15 22"></polyline></svg>
</button>
<button class="nav-btn" data-target="scan_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
</button>
<button class="nav-btn" data-target="tool_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="7" height="7"></rect><rect x="14" y="3" width="7" height="7"></rect><rect x="14" y="14" width="7" height="7"></rect><rect x="3" y="14" width="7" height="7"></rect></svg>
</button>
<button class="nav-btn" data-target="protect_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"></path></svg>
</button>
<div class="spacer"></div>
<button class="nav-btn" data-target="setting_window">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="3"></circle><path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 0 1 0 2.83 2 2 0 0 1-2.83 0l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-2 2 2 2 0 0 1-2-2v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 0 1-2.83 0 2 2 0 0 1 0-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1-2-2 2 2 0 0 1 2-2h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 0 1 0-2.83 2 2 0 0 1 2.83 0l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 2-2 2 2 0 0 1 2 2v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 0 1 2.83 0 2 2 0 0 1 0 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 2 2 2 2 0 0 1-2 2h-.09a1.65 1.65 0 0 0-1.51 1z"></path></svg>
</button>
</aside>
<main class="content-window">
<section id="home_window" class="page active">
<div class="home-top-widget">
<div class="state-widget">
<svg viewBox="0 0 24 24" class="state-icon theme-svg" style="width: 120px; height: 120px;" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"></path><polyline points="9 12 11 14 15 10"></polyline></svg>
<h2 class="state-title" data-i18n>此裝置已受到防護</h2>
</div>
<div class="quick-actions">
<div class="list-item" style="cursor: pointer;" id="quick_scan_btn" data-action="scan">
<div class="item-info">
<h2 data-i18n>智能掃描</h2><p data-i18n>此選項可以快速掃病毒</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="log_export_window">
<div class="item-info">
<h2 data-i18n>日誌導出</h2><p data-i18n>此選項可以篩選導出日誌</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</div>
<div class="log-widget">
<textarea class="log-text" readonly></textarea>
</div>
</section>
<section id="scan_window" class="page">
<div class="progress-widget">
<div class="header-group">
<h2 class="section-title" data-i18n>病毒掃描</h2>
<p class="section-desc" id="progress_text" data-i18n>此選項可以選擇掃描方式</p>
</div>
<div class="action-group modern-action-group">
<select id="scan_method_select" class="modern-select">
<option value="none" selected disabled data-i18n>選擇</option>
<option value="smart" data-i18n>智能掃描</option>
<option value="file" data-i18n>檔案掃描</option>
<option value="path" data-i18n>路徑掃描</option>
<option value="full" data-i18n>全盤掃描</option>
</select>
<button class="action-btn modern-btn hidden" id="stop_btn" data-i18n>停止</button>
</div>
</div>
<div class="scan-content">
<div class="virus-widget">
<ul class="virus-list" id="virus_list"></ul>
</div>
</div>
</section>
<section id="protect_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>進程防護</h2><p data-i18n>此選項可以攔截進程病毒</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>檔案防護</h2><p data-i18n>此選項可以攔截檔案變更</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>系統防護</h2><p data-i18n>此選項可以攔截系統項目</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>驅動防護</h2><p data-i18n>此選項可以增強自身防護</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>網路防護</h2><p data-i18n>此選項可以攔截網路通訊</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item" style="cursor: pointer;" data-target="custom_protect_window">
<div class="item-info">
<h2 data-i18n>自訂防護</h2><p data-i18n>此選項可以導入自訂防護</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</section>
<section id="tool_window" class="page">
<div class="list-widget">
<div class="list-item" style="cursor: pointer;" data-target="taskmgr_window">
<div class="item-info">
<h2 data-i18n>進程管理</h2><p data-i18n>此選項可以實時查看系統進程</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="junk_window">
<div class="item-info">
<h2 data-i18n>垃圾清理</h2><p data-i18n>此選項可以清理暫存垃圾檔案</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="repair_window">
<div class="item-info">
<h2 data-i18n>系統修復</h2><p data-i18n>此選項可以修復系統註冊項目</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="popup_window">
<div class="item-info">
<h2 data-i18n>彈窗攔截</h2><p data-i18n>此選項可以選擇指定窗口攔截</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="whitelist_window">
<div class="item-info">
<h2 data-i18n>白名單</h2><p data-i18n>此選項可以管理系統白名單</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
<div class="list-item" style="cursor: pointer;" data-target="quarantine_window">
<div class="item-info">
<h2 data-i18n>隔離區</h2><p data-i18n>此選項可以管理已隔離的檔案</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"></polyline></svg></button>
</div>
</div>
</section>
<section id="setting_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>增強模式</h2><p data-i18n>此選項可以增強掃描引擎</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>擴展引擎</h2><p data-i18n>此選項可以使用擴展引擎</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>雲端服務</h2><p data-i18n>此選項可以上報雲端引擎</p>
</div>
<label class="toggle-switch"><input type="checkbox" checked><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>選單掃描</h2><p data-i18n>此選項可以加入右鍵掃描</p>
</div>
<label class="toggle-switch"><input type="checkbox"><span class="slider"></span></label>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>顯色主題</h2><p data-i18n>此選項可以選擇主題顏色</p>
</div>
<select id="theme_select" class="modern-select">
<option value="white_switch" data-i18n>白色主題</option>
<option value="red_switch" data-i18n>紅色主題</option>
<option value="yellow_switch" data-i18n>黃色主題</option>
<option value="green_switch" data-i18n>綠色主題</option>
<option value="blue_switch" data-i18n>藍色主題</option>
<option value="black_switch" data-i18n>黑色主題</option>
</select>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>顯示語言</h2><p data-i18n>此選項可以選擇顯示語言</p>
</div>
<select id="lang_select" class="modern-select">
<option value="english_switch">English</option>
<option value="traditional_switch">繁體中文</option>
<option value="simplified_switch">简体中文</option>
<option value="japanese_switch">日本語</option>
<option value="korean_switch">한국어</option>
<option value="french_switch">Français</option>
<option value="spanish_switch">Español</option>
<option value="hindi_switch">हिन्दी</option>
<option value="arabic_switch">العربية</option>
<option value="russian_switch">Русский</option>
<option value="slovenian_switch">Slovenščina</option>
</select>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>重置選項</h2><p data-i18n>此選項可以重置所有設定</p>
</div>
<button class="action-btn modern-btn danger-btn" data-i18n>執行</button>
</div>
</div>
</section>
<section id="about_window" class="page">
<div class="list-widget">
<div class="list-item">
<div class="item-info">
<h2 data-i18n>產品金鑰</h2><p data-i18n>此選項可以啟用產品金鑰</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 2l-2 2m-7.61 7.61a5.5 5.5 0 1 1-7.778 7.778 5.5 5.5 0 0 1 7.777-7.777zm0 0L15.5 7.5m0 0l3 3L22 7l-3-3m-3.5 3.5L19 4"></path></svg></button>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>官方網站</h2><p data-i18n>此選項可以前往官方網站</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="2" y1="12" x2="22" y2="12"></line><path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z"></path></svg></button>
</div>
<div class="list-item">
<div class="item-info">
<h2 data-i18n>檢查更新</h2><p data-i18n>此選項可以檢查可用更新</p>
</div>
<button class="icon-action-btn"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="23 4 23 10 17 10"></polyline><path d="M20.49 15a9 9 0 1 1-2.12-9.36L23 10"></path></svg></button>
</div>
<div class="license-widget">
<textarea class="license-text" readonly>87owo Publicly Available Source Code License Agreement
Last updated: 2025-12-19
1. License and Ownership
- This software and its source code are source available for public view.
- Access or execution of certain features may require an activation key.
- 87owo reserves all legal rights, no intellectual property is transferred.
- All project archives, source code, and binaries remain fully proprietary.
2. Use and Prohibitions
- You may view, download, and modify the code for local and personal use.
- Redistribution of any original or modified code requires prior consent.
- Commercial hosting or SaaS deployment is prohibited without permission.
- Reverse engineering, license removal, or illegal use is strictly barred.
3. Data and Privacy
- This project may collect operational data for optimization and analysis.
- All collected data is strictly anonymized to ensure the user's privacy.
- Transmission of information is encrypted to prevent unauthorized access.
4. Updates and Terms
- New releases may include critical patches, enhancements, or UI changes.
- Continued use of these services constitutes acceptance of updated terms.
- The author reserves the right to modify these license terms at any time.
5. Warranty and Liability
- All services and assets are provided "as is" without any form of warranty.
- 87owo is not liable for any direct or indirect damages from software use.
- Users assume all risks regarding performance, data, and system integrity.
© 2020-2026 87owo (PYAS Security). All rights reserved.</textarea>
</div>
</div>
</section>
<section id="taskmgr_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>進程管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋進程..." placeholder="搜尋進程...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>查看</button>
<button class="action-btn modern-btn danger-btn" data-i18n>結束</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="whitelist_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>白名單管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="quarantine_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>隔離區管理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="junk_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>垃圾清理</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋檔案..." placeholder="搜尋檔案...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>掃描</button>
<button class="action-btn modern-btn danger-btn" data-i18n>刪除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="repair_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>系統修復</h2>
<div class="spacer"></div>
<button class="action-btn modern-btn primary-btn" data-i18n>掃描</button>
<button class="action-btn modern-btn danger-btn" data-i18n>修復</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="popup_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="tool_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>彈窗攔截</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋窗口..." placeholder="搜尋窗口...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="custom_protect_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="protect_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>自訂防護</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋規則..." placeholder="搜尋規則...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>加入</button>
<button class="action-btn modern-btn" data-i18n>移除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
<section id="log_export_window" class="page sub-page">
<div class="sub-header-toolbar">
<button class="icon-btn" data-target="home_window"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="15 18 9 12 15 6"></polyline></svg></button>
<h2 data-i18n>日誌導出</h2>
<div class="spacer"></div>
<div class="search-box">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"></circle><line x1="21" y1="21" x2="16.65" y2="16.65"></line></svg>
<input type="text" data-i18n-placeholder="搜尋日誌..." placeholder="搜尋日誌...">
</div>
<button class="action-btn modern-btn primary-btn" data-i18n>導出</button>
<button class="action-btn modern-btn danger-btn" data-i18n>刪除</button>
</div>
<div class="manage-widget flex-grow"><ul class="manage-list"></ul></div>
</section>
</main>
</div>
</div>
</body>
</html>
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translate_dict = {
"traditional_switch": {"开启":"開啟","关闭":"關閉","On":"開啟","Off":"關閉"},
"simplified_switch": {"開啟":"开启","關閉":"关闭","On":"开启","Off":"关闭",
"錯誤":"错误","發現":"发现","關閉":"关闭","裝置":"设备","記憶體":"内存",
"軟體":"软件","檔案":"文件","確定":"确认","設定":"设置","關於":"关于",
"總數":"总数","註冊":"注册","圖標":"图标","路徑":"路径","網路":"网络",
"位元":"字节","靈敏":"敏感","複製":"复制","開啟":"开启","靜態":"静态",
"訊":"讯","項":"项","掃":"扫","試":"试","黃":"黄","嗎":"吗","防":"保",
"鑰":"钥","當":"当","後":"后","護":"护","導":"导","區":"区","復":"复",
"攔":"拦","請":"请","統":"统","刪":"删","進":"进","個":"个","選":"选",
"啟":"启","監":"监","並":"并","徑":"径","盤":"盘","隱":"隐","動":"动",
"狀":"状","誌":"志","這":"这","會":"会","題":"题","擇":"择","語":"语",
"無":"无","顯":"显","變":"变","戶":"户","碼":"码","雲":"云","介":"界",
"稱":"称","類":"类","輸":"输","執":"执","數":"数","尋":"寻","網":"网",
"詢":"询","製":"制","員":"员","許":"许","條":"条","藍":"蓝","紅":"红",
"綠":"绿","態":"态","務":"务","連":"连","檢":"检","測":"测","關":"关",
"強":"强","驅":"驱","為":"为","腳":"脚","單":"单","開":"开","擴":"扩",
"惡":"恶","據":"据","庫":"库","經":"经","敗":"败","謝":"谢","別":"别",
"載":"载","誤":"误","報":"报","鏈":"链","竄":"窜","蹤":"踪","與":"与",
"異":"异","實":"实","時":"时","彈":"弹","窗":"窗","暫":"暂","訂":"订",
"資":"资","產":"产","金":"密","離":"离","規":"规","則":"则","來":"来",
"殼":"壳","碼":"码","線":"线","餘":"余",},
"english_switch": {"開啟":"On","關閉":"Off","开启":"On","关闭":"Off",",":", ",
"立即刪除":"Delete Now","安全模式":"Safe Mode","官方網站":"Official Website ",
"腳本":"Script ","鏈式":"Chain ","記憶體":"Memory ","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 ","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 ",
"白色主題":"White","黃色主題":"Yellow","紅色主題":"Red","語言":"Language ",
"藍色主題":"Blue","綠色主題":"Green","自訂主題":"Custom","黑色主題":"Black",
"特別感謝":"Contributors ","版本資訊":"Information","通訊":"Connect ",
"註冊":"Registry ","退出":"Quit ","檔案":"File ","當前":"Currently ",
"狀態":"State ","掃描":"Scan ","工具":"Tools ","防護":"Protect ",
"失敗":"Failed ","請":"Please ","路徑":"Path ","方式":"Method ",
"需要":"Need ","病毒":"Virus ","選擇":"Select ","返回":"Back",
"受到":"Been ","錯誤":"Error","完成":"Complete ","引擎":"Engine ",
"托盤":"Tray ","圖標":"Icon ","不安全":"Unsafe","增強":"Enhance ",
"系統":"System ","雲端":"Cloud ","重啟":"Reboot ","修復":"Repair ",
"裝置":"Device ","發現":"Found ","成功":"Success ","清理":"Cleanup ",
"確定":"OK","執行":"Execute ","警告":"Warning ","使用":"Use ",
"網路":"Network ","變更":"Change ","總數":"Total","結束":"End ",
"選項":"Options ","監控":"Monitor ","連接":"Connect ","可以":"Can ",
"進程":"Process ","攔截":"Block ","引導":"Boot ","刪除":"Delete ",
"分區":"Partition ","設定":"Setting ","關於":"About","模式":"Mode ",
"提高":"Improve ","安全":"Security ","顯色":"Color ","顏色":"Color ",
"主題":"Theme ", "回收":"Collect ", "無用":"Useless ","導入":"Import ",
"風險":"Risk ","介面":"UI ","核心":"Core ","服務":"Services ",
"管理":"Manage","所有":"All ","您":"You ","取消":"Cancel ","未":"Not ",
"垃圾":"Junk ","位元":"byte ","本機":"Computer ","停止":"Stop ",
"到":"To ","白名單":"White List ","軟體":"Software ","正在":"",
"增加":"Add ","移除":"Delete ","項目":"Items ","生成":"Create ","稱":"",
"複製":"Copy ","此":"This ","並":"And ","全盤":"Full ","最新":"Latest ",
"已存在":"Already ","數據庫":"Database ","誤報":"False Positive ",
"高":"High ","新":"New ","和":"And ","可能會":"Possible ","會":"Can ",
"日誌":"Log","已":"Has ","彈窗":"Window ","要":"To ","驅動":"Driver ",
"的":"","顯示":"","個":"","嗎":"","了":"","行":"","立即":"","規則":"Rule ",
"密鑰":"Key ","檢測":"Detect ","製作":"Maker ","運行":"Running",
"擴展":"Extension ","套件":"Kit ","自動":"Auto ","上報":"Report ",
"分析":"Analysis ","自身":"Self ","其他":"Other ","配置":"Config ",
"丟失":"Lost ","網站":"Website ","不兼容":"Not Compatible ","列表":"List ",
"竄改":"Tamper ","第三方":"Other ","實時":"Real Time ","查看":"View ",
"指定":"Specify ","清空":"Empty ","資源回收桶":"Recycle Bin ", "無法":"Cannot ",
"與":"With ","當":"When ","功能":"Function ","異常":"Abnormal ", "來":"To ",
"重置":"Reset ","窗口":"Window ","暫存":"Temp ","自訂":"Custom ",
"不支持":"Not Support ","共":"Total ","秒":"Seconds ","耗時":"Takes ",
"沙箱":"Sandbox ", "虛擬":"Virtual ", "隔離":"Quarantine ", "時":"",
"建立":"Create ","環境":"Environment ","沙箱":"Sandbox ","化":"", "表":"",
"達":"Reached ", "上限":"Limit ", "區":"", "金鑰":"Key ", "產品":"Product ",
"運行庫":".NET CLR ","殼碼":"Shellcode ","線程":"Thread ","注入":"Inject ",
"前往":"Go ","檢查":"Check ","可用":"Available ","靜態":"Static ",
"版本":"Version ","是":"","剩餘":"Remain ","遠控":"Remote ","監控":"Monitor ",
" ":" "},
"white_switch": {
"_white": "_black",},
"red_switch": {
"235, 235, 235": "255, 235, 235",
"245, 245, 245": "255, 225, 225",
"255, 255, 255": "255, 245, 245",
"240, 240, 240": "255, 220, 220",
"250, 250, 250": "255, 210, 210",
"220, 255, 220": "255, 220, 220",
"210, 255, 210": "255, 210, 210",
"_white": "_black"
},
"yellow_switch": {
"235, 235, 235": "255, 255, 235",
"245, 245, 245": "255, 255, 225",
"255, 255, 255": "255, 255, 245",
"240, 240, 240": "255, 255, 220",
"250, 250, 250": "255, 255, 210",
"220, 255, 220": "255, 255, 220",
"210, 255, 210": "255, 255, 210",
"_white": "_black"
},
"green_switch": {
"235, 235, 235": "235, 255, 235",
"245, 245, 245": "225, 255, 225",
"255, 255, 255": "245, 255, 245",
"240, 240, 240": "220, 255, 220",
"250, 250, 250": "210, 255, 210",
"_white": "_black"
},
"blue_switch": {
"235, 235, 235": "235, 235, 255",
"245, 245, 245": "225, 225, 255",
"255, 255, 255": "245, 245, 255",
"240, 240, 240": "220, 220, 255",
"250, 250, 250": "210, 210, 255",
"220, 255, 220": "220, 220, 255",
"210, 255, 210": "210, 210, 255",
"_white": "_black"
},
"black_switch": {
"255, 255, 255": "20, 20, 20",
"245, 245, 245": "40, 40, 40",
"235, 235, 235": "30, 30, 30",
"240, 240, 240": "70, 70, 70",
"250, 250, 250": "80, 80, 80",
"220, 255, 220": "70, 70, 70",
"210, 255, 210": "80, 80, 80",
"0, 0, 0": "255, 255, 255",
"_black": "_white"
}
}
+578 -374
View File
File diff suppressed because it is too large. Load diff
-1579
View File
File diff suppressed because it is too large. Load diff
-14520
View File
File diff suppressed because it is too large. Load diff
+2 -2
View File
@@ -2,9 +2,9 @@ import pyinstaller_versionfile
pyinstaller_versionfile.create_versionfile(
output_file="versionfile.txt",
version='3.4.0',
version='3.5.2.0',
company_name="PYAS Security",
file_description="Python Antivirus Software",
file_description="PYAS Security Antivirus",
internal_name="PYAS",
legal_copyright="PYAS Security",
original_filename="PYAS.exe",
+30 -24
View File
@@ -43,11 +43,25 @@ constexpr auto PYAS_POOL_TAG = 'SAYP';
#define PROCESS_QUERY_LIMITED_INFORMATION (0x1000)
#endif
#ifndef PROCESS_SET_QUOTA
#define PROCESS_SET_QUOTA (0x0100)
#define PROCESS_SET_QUOTA (0x0100)
#endif
#ifndef THREAD_TERMINATE
#define THREAD_TERMINATE (0x0001)
#endif
#ifndef THREAD_SUSPEND_RESUME
#define THREAD_SUSPEND_RESUME (0x0002)
#endif
#ifndef THREAD_SET_CONTEXT
#define THREAD_SET_CONTEXT (0x0010)
#endif
#ifndef THREAD_SET_INFORMATION
#define THREAD_SET_INFORMATION (0x0020)
#endif
#ifndef THREAD_SET_THREAD_TOKEN
#define THREAD_SET_THREAD_TOKEN (0x0080)
#endif
#ifndef POOL_FLAG_NON_PAGED
#define POOL_FLAG_NON_PAGED 0x0000000000000040UI64
#define POOL_FLAG_NON_PAGED 0x0000000000000040UI64
#endif
#ifndef FSCTL_MANAGE_BYPASS_IO
@@ -87,6 +101,11 @@ typedef struct _PYAS_MESSAGE {
WCHAR Path[MAX_PATH_LEN];
} PYAS_MESSAGE, * PPYAS_MESSAGE;
typedef struct _PYAS_USER_MESSAGE {
ULONG Command;
WCHAR Path[MAX_PATH_LEN];
} PYAS_USER_MESSAGE, * PPYAS_USER_MESSAGE;
typedef struct _DRIVER_DATA {
PDRIVER_OBJECT DriverObject;
PFLT_FILTER FilterHandle;
@@ -95,8 +114,8 @@ typedef struct _DRIVER_DATA {
PEPROCESS PyasProcess;
ULONG PyasPid;
LARGE_INTEGER Cookie;
FAST_MUTEX PortMutex;
FAST_MUTEX TrackerMutex;
KSPIN_LOCK PortMutex;
KSPIN_LOCK TrackerMutex;
EX_RUNDOWN_REF PortRundown;
} DRIVER_DATA, * PDRIVER_DATA;
@@ -107,17 +126,6 @@ typedef struct _RULE_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);
@@ -133,14 +141,18 @@ VOID UninitializeRegistryProtection();
NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath);
VOID UnloadRules();
VOID InitializeRulesEngine();
VOID UninitializeRulesEngine();
VOID AddDynamicWhitelist(PUNICODE_STRING RuleStr);
VOID RemoveDynamicWhitelist(PUNICODE_STRING RuleStr);
VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INFO ImageInfo);
NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName);
BOOLEAN IsProcessTrusted(HANDLE ProcessId);
BOOLEAN IsCriticalSystemProcess(HANDLE ProcessId);
BOOLEAN IsTargetProtected(HANDLE ProcessId);
BOOLEAN IsInstallerProcess(HANDLE ProcessId);
BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes);
BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName);
@@ -151,13 +163,7 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
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) {
+88 -28
View File
@@ -28,27 +28,58 @@ static VOID InstanceTeardownComplete(PCFLT_RELATED_OBJECTS FltObjects, FLT_INSTA
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);
return STATUS_FLT_DO_NOT_DETACH;
}
if (IsConnected) {
return STATUS_FLT_DO_NOT_DETACH;
}
if (GlobalData.ServerPort) {
FltCloseCommunicationPort(GlobalData.ServerPort);
GlobalData.ServerPort = NULL;
}
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
UninitializeRegistryProtection();
UninitializeProcessProtection();
UnloadRules(); // Release JSON rules memory
ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
if (GlobalData.ServerPort) {
FltCloseCommunicationPort(GlobalData.ServerPort);
UnloadRules();
UninitializeRulesEngine();
return STATUS_SUCCESS;
}
static NTSTATUS PortMessage(PVOID PortCookie, PVOID InputBuffer, ULONG InputBufferLength, PVOID OutputBuffer, ULONG OutputBufferLength, PULONG ReturnOutputBufferLength) {
UNREFERENCED_PARAMETER(PortCookie);
UNREFERENCED_PARAMETER(OutputBuffer);
UNREFERENCED_PARAMETER(OutputBufferLength);
if (InputBuffer && InputBufferLength >= sizeof(PYAS_USER_MESSAGE)) {
PPYAS_USER_MESSAGE msg = (PPYAS_USER_MESSAGE)InputBuffer;
if (msg->Command == 1 || msg->Command == 2) {
msg->Path[MAX_PATH_LEN - 1] = L'\0';
UNICODE_STRING us;
RtlInitUnicodeString(&us, msg->Path);
if (us.Length > 0) {
if (msg->Command == 1) {
AddDynamicWhitelist(&us);
}
else {
RemoveDynamicWhitelist(&us);
}
}
}
}
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
if (ReturnOutputBufferLength) {
*ReturnOutputBufferLength = 0;
}
return STATUS_SUCCESS;
}
@@ -59,7 +90,8 @@ static NTSTATUS PortConnect(PFLT_PORT ClientPort, PVOID ServerPortCookie, PVOID
UNREFERENCED_PARAMETER(SizeOfContext);
UNREFERENCED_PARAMETER(ConnectionPortCookie);
ExAcquireFastMutex(&GlobalData.PortMutex);
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.PortMutex, &OldIrql);
GlobalData.ClientPort = ClientPort;
GlobalData.PyasPid = (ULONG)(ULONG_PTR)PsGetCurrentProcessId();
@@ -67,7 +99,7 @@ static NTSTATUS PortConnect(PFLT_PORT ClientPort, PVOID ServerPortCookie, PVOID
ExReInitializeRundownProtection(&GlobalData.PortRundown);
ExReleaseFastMutex(&GlobalData.PortMutex);
KeReleaseSpinLock(&GlobalData.PortMutex, OldIrql);
return STATUS_SUCCESS;
}
@@ -75,13 +107,14 @@ static NTSTATUS PortConnect(PFLT_PORT ClientPort, PVOID ServerPortCookie, PVOID
static VOID PortDisconnect(PVOID ConnectionCookie) {
UNREFERENCED_PARAMETER(ConnectionCookie);
ExAcquireFastMutex(&GlobalData.PortMutex);
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.PortMutex, &OldIrql);
GlobalData.ClientPort = NULL;
GlobalData.PyasPid = 0;
if (GlobalData.PyasProcess) {
GlobalData.PyasProcess = NULL;
}
ExReleaseFastMutex(&GlobalData.PortMutex);
GlobalData.PyasProcess = NULL;
KeReleaseSpinLock(&GlobalData.PortMutex, OldIrql);
ExWaitForRundownProtectionRelease(&GlobalData.PortRundown);
}
@@ -120,30 +153,37 @@ extern "C" NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING Reg
RtlZeroMemory(&GlobalData, sizeof(GlobalData));
GlobalData.DriverObject = DriverObject;
ExInitializeFastMutex(&GlobalData.PortMutex);
ExInitializeFastMutex(&GlobalData.TrackerMutex);
KeInitializeSpinLock(&GlobalData.PortMutex);
KeInitializeSpinLock(&GlobalData.TrackerMutex);
ExInitializeRundownProtection(&GlobalData.PortRundown);
InitializeRulesEngine();
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;
if (!NT_SUCCESS(status)) {
UnloadRules();
UninitializeRulesEngine();
return status;
}
status = FltBuildDefaultSecurityDescriptor(&sd, FLT_PORT_ALL_ACCESS);
if (NT_SUCCESS(status)) {
RtlInitUnicodeString(&name, PYAS_PORT_NAME);
InitializeObjectAttributes(&oa, &name, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, sd);
status = FltCreateCommunicationPort(GlobalData.FilterHandle, &GlobalData.ServerPort, &oa, NULL, PortConnect, PortDisconnect, NULL, 1);
status = FltCreateCommunicationPort(GlobalData.FilterHandle, &GlobalData.ServerPort, &oa, NULL, PortConnect, PortDisconnect, PortMessage, 1);
FltFreeSecurityDescriptor(sd);
}
if (!NT_SUCCESS(status)) {
FltUnregisterFilter(GlobalData.FilterHandle);
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
UnloadRules();
UninitializeRulesEngine();
return status;
}
@@ -151,5 +191,25 @@ extern "C" NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING Reg
InitializeRegistryProtection(DriverObject);
PsSetLoadImageNotifyRoutine(ImageLoadNotify);
return FltStartFiltering(GlobalData.FilterHandle);
status = FltStartFiltering(GlobalData.FilterHandle);
if (!NT_SUCCESS(status)) {
PsRemoveLoadImageNotifyRoutine(ImageLoadNotify);
UninitializeRegistryProtection();
UninitializeProcessProtection();
if (GlobalData.ServerPort) {
FltCloseCommunicationPort(GlobalData.ServerPort);
GlobalData.ServerPort = NULL;
}
if (GlobalData.FilterHandle) {
FltUnregisterFilter(GlobalData.FilterHandle);
GlobalData.FilterHandle = NULL;
}
UnloadRules();
UninitializeRulesEngine();
}
return status;
}
+1 -1
View File
@@ -3,7 +3,7 @@ Signature = "$WINDOWS NT$"
Class = ActivityMonitor
ClassGuid = {b86dff51-a31e-4bac-b3cf-e8cfe75c9fc2}
Provider = %ManufacturerName%
DriverVer = 12/29/2025,1.0.0.0
DriverVer = 04/26/2026,3.5.1.0
CatalogFile = PYAS_Driver.cat
PnpLockdown = 1
+1 -2
View File
@@ -12,7 +12,6 @@ FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data,
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;
@@ -23,7 +22,7 @@ FLT_PREOP_CALLBACK_STATUS ProtectBoot_PreDeviceControl(PFLT_CALLBACK_DATA Data,
IoControlCode == IOCTL_DISK_FORMAT_TRACKS_EX) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
if (!IsProcessTrusted(Pid)) {
UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
+74 -70
View File
@@ -34,7 +34,8 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_R
FileName = nameInfo->Name;
if (!FileName.Buffer || FileName.Length == 0) {
goto cleanup;
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
HANDLE Pid = PsGetCurrentProcessId();
@@ -64,7 +65,7 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_PreCreate(PFLT_CALLBACK_DATA Data, PCFLT_R
if (Data->Iopb->Parameters.Create.SecurityContext->DesiredAccess &
(FILE_WRITE_DATA | FILE_APPEND_DATA | GENERIC_WRITE | WRITE_DAC | WRITE_OWNER)) {
if (!Trusted && !IsInstallerProcess(Pid)) {
if (!Trusted) {
UNICODE_STRING MsgStr = RTL_CONSTANT_STRING(L"Disk_Wiper_Attempt");
SendMessageToUser(4001, (ULONG)(ULONG_PTR)Pid, MsgStr.Buffer, MsgStr.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
@@ -122,39 +123,38 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_PreSetInfo(PFLT_CALLBACK_DATA Data, PCFLT_
}
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) {
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
if (CheckProtectedPathRule(&nameInfo->Name)) {
SendMessageToUser(2001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_COMPLETE;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
if (CheckFileExtensionRule(&nameInfo->Name)) {
if (CheckRansomActivity(Pid, &nameInfo->Name, NULL, 0, FALSE)) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_COMPLETE;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return FLT_PREOP_SUCCESS_NO_CALLBACK;
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
@@ -165,40 +165,41 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_SetSecurity(PFLT_CALLBACK_DATA Data, PCFLT
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
if (!NT_SUCCESS(status) || !nameInfo) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) {
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
SECURITY_INFORMATION SecurityInfo = Data->Iopb->Parameters.SetSecurity.SecurityInformation;
if (SecurityInfo & (OWNER_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION)) {
if (CheckProtectedPathRule(&nameInfo->Name)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
if (!IsProcessTrusted(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;
callbackStatus = FLT_PREOP_COMPLETE;
goto cleanup;
}
}
}
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_SUCCESS_NO_CALLBACK;
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RELATED_OBJECTS FltObjects, PVOID* CompletionContext) {
UNREFERENCED_PARAMETER(CompletionContext);
UNREFERENCED_PARAMETER(FltObjects);
if (Data->RequestorMode == KernelMode) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (KeGetCurrentIrql() > APC_LEVEL) return FLT_PREOP_SUCCESS_NO_CALLBACK;
if (Data->Iopb->IrpFlags & (IRP_PAGING_IO | IRP_SYNCHRONOUS_PAGING_IO | IRP_NOCACHE)) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
@@ -208,46 +209,43 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_PreWrite(PFLT_CALLBACK_DATA Data, PCFLT_RE
if (WriteLength == 0) return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
NTSTATUS status = FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo);
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
if (!NT_SUCCESS(status) || !nameInfo) goto cleanup;
if (NT_SUCCESS(status) && nameInfo) {
status = FltParseFileNameInformation(nameInfo);
if (NT_SUCCESS(status) && nameInfo->Name.Buffer) {
status = FltParseFileNameInformation(nameInfo);
if (!NT_SUCCESS(status) || !nameInfo->Name.Buffer) goto cleanup;
if (CheckFileExtensionRule(&nameInfo->Name)) {
HANDLE Pid = PsGetCurrentProcessId();
if (CheckFileExtensionRule(&nameInfo->Name)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
if (!IsProcessTrusted(Pid)) {
PVOID SystemBuffer = NULL;
PMDL Mdl = Data->Iopb->Parameters.Write.MdlAddress;
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;
}
}
if (!Mdl) {
if (Data->Iopb->Parameters.Write.WriteBuffer && KeGetCurrentIrql() <= APC_LEVEL) {
if (NT_SUCCESS(FltLockUserBuffer(Data))) {
Mdl = Data->Iopb->Parameters.Write.MdlAddress;
}
}
}
if (Mdl) {
SystemBuffer = MmGetSystemAddressForMdlSafe(Mdl, NormalPagePriority | MdlMappingNoExecute);
}
if (CheckRansomActivity(Pid, &nameInfo->Name, SystemBuffer, WriteLength, TRUE)) {
SendMessageToUser(5001, (ULONG)(ULONG_PTR)Pid, nameInfo->Name.Buffer, nameInfo->Name.Length);
Data->IoStatus.Status = STATUS_ACCESS_DENIED;
callbackStatus = FLT_PREOP_COMPLETE;
}
}
}
cleanup:
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
@@ -264,25 +262,31 @@ FLT_PREOP_CALLBACK_STATUS ProtectFile_FileSystemControl(PFLT_CALLBACK_DATA Data,
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)) {
FS_BPIO_OPERATIONS Operation;
Data->IoStatus.Status = STATUS_NOT_SUPPORTED;
FltReleaseFileNameInformation(nameInfo);
return FLT_PREOP_COMPLETE;
}
}
FltReleaseFileNameInformation(nameInfo);
}
}
__try {
Operation = InputBuffer->Operation;
}
__except (EXCEPTION_EXECUTE_HANDLER) {
return FLT_PREOP_SUCCESS_NO_CALLBACK;
}
return FLT_PREOP_SUCCESS_NO_CALLBACK;
PFLT_FILE_NAME_INFORMATION nameInfo = NULL;
FLT_PREOP_CALLBACK_STATUS callbackStatus = FLT_PREOP_SUCCESS_NO_CALLBACK;
if (Operation == FS_BPIO_OP_ENABLE) {
if (NT_SUCCESS(FltGetFileNameInformation(Data, FLT_FILE_NAME_NORMALIZED | FLT_FILE_NAME_QUERY_DEFAULT, &nameInfo)) && nameInfo) {
if (NT_SUCCESS(FltParseFileNameInformation(nameInfo))) {
if (CheckFileExtensionRule(&nameInfo->Name) || CheckProtectedPathRule(&nameInfo->Name)) {
Data->IoStatus.Status = STATUS_NOT_SUPPORTED;
callbackStatus = FLT_PREOP_COMPLETE;
}
}
}
}
if (nameInfo) {
FltReleaseFileNameInformation(nameInfo);
}
return callbackStatus;
}
+95 -16
View File
@@ -1,8 +1,8 @@
#include "DriverCommon.h"
PVOID ObRegistrationHandle = NULL;
OB_CALLBACK_REGISTRATION ObRegistration;
OB_OPERATION_REGISTRATION ObCallbacks[1];
static PVOID ObRegistrationHandle = NULL;
static OB_CALLBACK_REGISTRATION ObRegistration;
static OB_OPERATION_REGISTRATION ObCallbacks[2];
static BOOLEAN IsSystemImage(PUNICODE_STRING FullImageName) {
if (!FullImageName || !FullImageName->Buffer) return FALSE;
@@ -34,8 +34,38 @@ VOID ImageLoadNotify(PUNICODE_STRING FullImageName, HANDLE ProcessId, PIMAGE_INF
}
}
static BOOLEAN IsCriticalSystemProcess(HANDLE ProcessId) {
if (ProcessId == (HANDLE)4) return TRUE;
if (KeGetCurrentIrql() != PASSIVE_LEVEL) return FALSE;
NTSTATUS status;
BOOLEAN isCritical = FALSE;
PEPROCESS Process = NULL;
PUNICODE_STRING imageFileName = NULL;
status = PsLookupProcessByProcessId(ProcessId, &Process);
if (!NT_SUCCESS(status)) return FALSE;
status = SeLocateProcessImageName(Process, &imageFileName);
if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
if (WildcardMatch(L"*\\Windows\\System32\\csrss.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\lsass.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\services.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\wininit.exe", imageFileName->Buffer, imageFileName->Length) ||
WildcardMatch(L"*\\Windows\\System32\\smss.exe", imageFileName->Buffer, imageFileName->Length)) {
isCritical = TRUE;
}
ExFreePool(imageFileName);
}
ObDereferenceObject(Process);
return isCritical;
}
static BOOLEAN IsBlacklistedAdminTool(HANDLE ProcessId) {
if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
if (KeGetCurrentIrql() != PASSIVE_LEVEL) return FALSE;
NTSTATUS status;
BOOLEAN isBlacklisted = FALSE;
@@ -75,22 +105,21 @@ static OB_PREOP_CALLBACK_STATUS PreOpenProcess(PVOID RegistrationContext, POB_PR
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 (IsTargetProtected(TargetPid)) {
if (IsCriticalSystemProcess(SourcePid)) return OB_PREOP_SUCCESS;
if (bProtected) {
BOOLEAN bIsInstaller = IsInstallerProcess(SourcePid);
BOOLEAN bIsTrusted = IsProcessTrusted(SourcePid);
if (bIsInstaller) {
if (bIsTrusted) {
if (IsBlacklistedAdminTool(SourcePid)) {
bIsInstaller = FALSE;
bIsTrusted = FALSE;
}
}
if (bIsInstaller) return OB_PREOP_SUCCESS;
if (bIsTrusted) return OB_PREOP_SUCCESS;
ACCESS_MASK DenyMask = PROCESS_TERMINATE |
PROCESS_VM_OPERATION |
@@ -102,12 +131,57 @@ static OB_PREOP_CALLBACK_STATUS PreOpenProcess(PVOID RegistrationContext, POB_PR
PROCESS_SET_INFORMATION |
PROCESS_SET_QUOTA;
OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= ~DenyMask;
OperationInformation->Parameters->CreateHandleInformation.OriginalDesiredAccess &= ~DenyMask;
OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
if (OperationInformation->Operation == OB_OPERATION_HANDLE_DUPLICATE) {
OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= ~DenyMask;
OperationInformation->Parameters->DuplicateHandleInformation.OriginalDesiredAccess &= ~DenyMask;
OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
}
}
return OB_PREOP_SUCCESS;
}
static OB_PREOP_CALLBACK_STATUS PreOpenThread(PVOID RegistrationContext, POB_PRE_OPERATION_INFORMATION OperationInformation) {
UNREFERENCED_PARAMETER(RegistrationContext);
if (OperationInformation->KernelHandle) return OB_PREOP_SUCCESS;
PETHREAD TargetThread = (PETHREAD)OperationInformation->Object;
if (!TargetThread) return OB_PREOP_SUCCESS;
PEPROCESS TargetProcess = IoThreadToProcess(TargetThread);
if (!TargetProcess) return OB_PREOP_SUCCESS;
HANDLE TargetPid = PsGetProcessId(TargetProcess);
HANDLE SourcePid = PsGetCurrentProcessId();
if (SourcePid == TargetPid) return OB_PREOP_SUCCESS;
if ((ULONG)(ULONG_PTR)SourcePid == GlobalData.PyasPid) return OB_PREOP_SUCCESS;
if (SourcePid == (HANDLE)4) return OB_PREOP_SUCCESS;
if (IsTargetProtected(TargetPid)) {
if (IsCriticalSystemProcess(SourcePid)) return OB_PREOP_SUCCESS;
BOOLEAN bIsTrusted = IsProcessTrusted(SourcePid);
if (bIsTrusted) {
if (IsBlacklistedAdminTool(SourcePid)) {
bIsTrusted = FALSE;
}
}
if (bIsTrusted) return OB_PREOP_SUCCESS;
ACCESS_MASK DenyMask = THREAD_TERMINATE |
THREAD_SUSPEND_RESUME |
THREAD_SET_CONTEXT |
THREAD_SET_INFORMATION |
THREAD_SET_THREAD_TOKEN;
OperationInformation->Parameters->CreateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
if (OperationInformation->Operation == OB_OPERATION_HANDLE_DUPLICATE) {
OperationInformation->Parameters->DuplicateHandleInformation.DesiredAccess &= (ACCESS_MASK)(~DenyMask);
}
}
@@ -123,8 +197,13 @@ NTSTATUS InitializeProcessProtection() {
ObCallbacks[0].PreOperation = PreOpenProcess;
ObCallbacks[0].PostOperation = NULL;
ObCallbacks[1].ObjectType = PsThreadType;
ObCallbacks[1].Operations = OB_OPERATION_HANDLE_CREATE | OB_OPERATION_HANDLE_DUPLICATE;
ObCallbacks[1].PreOperation = PreOpenThread;
ObCallbacks[1].PostOperation = NULL;
ObRegistration.Version = OB_FLT_REGISTRATION_VERSION;
ObRegistration.OperationRegistrationCount = 1;
ObRegistration.OperationRegistrationCount = 2;
ObRegistration.Altitude = Altitude;
ObRegistration.RegistrationContext = NULL;
ObRegistration.OperationRegistration = ObCallbacks;
+57 -62
View File
@@ -1,6 +1,6 @@
#include "DriverCommon.h"
LARGE_INTEGER Cookie;
static LARGE_INTEGER Cookie;
static BOOLEAN IsBamRegistryPath(PCUNICODE_STRING KeyName) {
if (!KeyName || !KeyName->Buffer) return FALSE;
@@ -108,7 +108,7 @@ static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID A
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
@@ -126,7 +126,7 @@ static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID A
if (KeyName) {
if (CheckRegistryRule(KeyName)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, KeyName->Buffer, KeyName->Length);
status = STATUS_ACCESS_DENIED;
}
@@ -142,49 +142,40 @@ static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID A
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);
if (KeyName) {
if (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;
if (FullSize <= 0xFFFF) {
PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
if (Buffer) {
UNICODE_STRING FullPath;
FullPath.Buffer = Buffer;
FullPath.Length = 0;
FullPath.MaximumLength = (USHORT)FullSize;
RtlCopyUnicodeString(&FullPath, KeyName);
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 (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 (!IsCriticalReg) {
if (!IsProcessTrusted(Pid) && !IsInstallerProcess(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
}
PyasFree(Buffer);
}
}
PyasFree(Buffer);
}
}
CmCallbackReleaseKeyObjectIDEx(KeyName);
@@ -198,36 +189,40 @@ static NTSTATUS RegistryCallback(PVOID CallbackContext, PVOID Argument1, PVOID A
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);
if (KeyName) {
if (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;
if (FullSize <= 0xFFFF) {
PWCHAR Buffer = (PWCHAR)PyasAllocate(FullSize);
if (Buffer) {
UNICODE_STRING FullPath;
FullPath.Buffer = Buffer;
FullPath.Length = 0;
FullPath.MaximumLength = (USHORT)FullSize;
RtlCopyUnicodeString(&FullPath, KeyName);
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 (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;
if (CheckRegistryRule(&FullPath)) {
HANDLE Pid = PsGetCurrentProcessId();
if (!IsProcessTrusted(Pid)) {
SendMessageToUser(3001, (ULONG)(ULONG_PTR)Pid, FullPath.Buffer, FullPath.Length);
status = STATUS_ACCESS_DENIED;
}
}
PyasFree(Buffer);
}
}
PyasFree(Buffer);
}
}
CmCallbackReleaseKeyObjectIDEx(KeyName);
+287 -145
View File
@@ -9,31 +9,32 @@ constexpr auto TRUST_CACHE_SIZE = 128;
constexpr auto TRUST_CACHE_TTL_SEC = 300;
typedef struct _RANSOM_TRACKER {
HANDLE ProcessId;
PEPROCESS Process;
LARGE_INTEGER ProcessCreateTime;
ULONG ActivityCount;
LARGE_INTEGER LastActivityTime;
} RANSOM_TRACKER, * PRANSOM_TRACKER;
typedef struct _TRUST_CACHE_ENTRY {
HANDLE ProcessId;
PEPROCESS Process;
LARGE_INTEGER ProcessCreateTime;
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 RANSOM_TRACKER RansomTrackers[MAX_TRACKERS];
static TRUST_CACHE_ENTRY TrustCache[TRUST_CACHE_SIZE];
static KSPIN_LOCK 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;
static ERESOURCE RuleLock;
static PRULE_NODE g_RegistryBlockList = NULL;
static PRULE_NODE g_RegistryTrustedList = NULL;
static PRULE_NODE g_ProcessTrustedPaths = NULL;
static PRULE_NODE g_ProcessExploitable = NULL;
static PRULE_NODE g_FileProtectedPaths = NULL;
static PRULE_NODE g_FileExceptionPaths = NULL;
static PRULE_NODE g_FileRansomExts = NULL;
const PCWSTR Helper_NaturallyCompressedExtensions[] = {
L".zip", L".7z", L".rar", L".tar", L".gz",
@@ -58,6 +59,14 @@ static VOID FreeList(PRULE_NODE* Head) {
static VOID AddRule(PRULE_NODE* Head, PUNICODE_STRING RuleStr) {
if (!RuleStr || !RuleStr->Buffer) return;
PRULE_NODE Check = *Head;
while (Check) {
if (RtlEqualUnicodeString(&Check->Pattern, RuleStr, TRUE)) {
return;
}
Check = Check->Next;
}
PRULE_NODE Node = (PRULE_NODE)PyasAllocate(sizeof(RULE_NODE));
if (!Node) return;
@@ -100,11 +109,12 @@ static BOOLEAN HasSuffix(PCUNICODE_STRING String, PCWSTR Suffix) {
}
BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes) {
if (!Pattern || !String) return FALSE;
if (Pattern == NULL || String == NULL) return FALSE;
USHORT StringLenChars = StringLengthBytes / sizeof(WCHAR);
PCWSTR mp = NULL;
PCWSTR cp = NULL;
PCWSTR StringEnd = (PCWSTR)((PUCHAR)String + StringLengthBytes);
PCWSTR StringEnd = String + StringLenChars;
while (String < StringEnd) {
if (*Pattern == L'*') {
@@ -115,7 +125,7 @@ BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes) {
Pattern++;
String++;
}
else if (mp) {
else if (mp != NULL) {
Pattern = mp;
String = cp++;
}
@@ -126,7 +136,8 @@ BOOLEAN WildcardMatch(PCWSTR Pattern, PCWSTR String, USHORT StringLengthBytes) {
while (*Pattern == L'*') {
Pattern++;
}
return !*Pattern;
return (*Pattern == L'\0') ? TRUE : FALSE;
}
static ULONG ProcessJsonUnescape(PWCHAR Buffer, ULONG LengthChars) {
@@ -194,17 +205,23 @@ static VOID ParseAndLoadRules(PCHAR JsonContent, ULONG ContentLength, PCSTR KeyN
while (Ptr < End) {
SkipWhitespace(&Ptr, End);
if (Ptr >= End) break;
if (*Ptr == ']') {
Ptr++;
if (Ptr >= End || *Ptr == ']') {
if (Ptr < End) Ptr++;
return;
}
if (*Ptr == '"') {
PCHAR StartQuote = ++Ptr;
BOOLEAN Escaped = FALSE;
while (Ptr < End) {
if (*Ptr == '"' && *(Ptr - 1) != '\\') break;
if (*Ptr == '"' && Escaped == FALSE) break;
if (*Ptr == '\\') {
Escaped = (Escaped == FALSE) ? TRUE : FALSE;
}
else {
Escaped = FALSE;
}
Ptr++;
}
@@ -234,9 +251,6 @@ static VOID ParseAndLoadRules(PCHAR JsonContent, ULONG ContentLength, PCSTR KeyN
Ptr++;
}
}
else if (*Ptr == ',') {
Ptr++;
}
else {
Ptr++;
}
@@ -249,6 +263,76 @@ static VOID ParseAndLoadRules(PCHAR JsonContent, ULONG ContentLength, PCSTR KeyN
}
}
VOID InitializeRulesEngine() {
ExInitializeResourceLite(&RuleLock);
KeInitializeSpinLock(&TrustCacheLock);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
g_CacheInitialized = TRUE;
}
VOID UninitializeRulesEngine() {
ExDeleteResourceLite(&RuleLock);
g_CacheInitialized = FALSE;
}
static VOID RemoveRule(PRULE_NODE* Head, PUNICODE_STRING RuleStr) {
if (!RuleStr || !RuleStr->Buffer) return;
PRULE_NODE Current = *Head;
PRULE_NODE Previous = NULL;
while (Current) {
if (RtlEqualUnicodeString(&Current->Pattern, RuleStr, TRUE)) {
PRULE_NODE ToDelete = Current;
if (Previous) {
Previous->Next = Current->Next;
}
else {
*Head = Current->Next;
}
Current = Current->Next;
if (ToDelete->Pattern.Buffer) PyasFree(ToDelete->Pattern.Buffer);
PyasFree(ToDelete);
}
else {
Previous = Current;
Current = Current->Next;
}
}
}
VOID AddDynamicWhitelist(PUNICODE_STRING RuleStr) {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
AddRule(&g_ProcessTrustedPaths, RuleStr);
AddRule(&g_FileExceptionPaths, RuleStr);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
VOID RemoveDynamicWhitelist(PUNICODE_STRING RuleStr) {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
RemoveRule(&g_ProcessTrustedPaths, RuleStr);
RemoveRule(&g_FileExceptionPaths, RuleStr);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
RtlZeroMemory(TrustCache, sizeof(TrustCache));
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
NTSTATUS status = STATUS_SUCCESS;
HANDLE FileHandle = NULL;
@@ -264,7 +348,6 @@ NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
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);
@@ -290,58 +373,58 @@ NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
}
if (Info->Type == REG_EXPAND_SZ || Info->Type == REG_SZ) {
PathBufferSize = ResultLength + 1024;
PathBufferSize = Info->DataLength + 1024;
PathBuffer = (PWCHAR)PyasAllocate(PathBufferSize);
if (PathBuffer) {
RtlZeroMemory(PathBuffer, PathBufferSize);
PWCHAR Src = (PWCHAR)Info->Data;
if (Info->DataLength > 0) {
RtlCopyMemory(PathBuffer, Info->Data, Info->DataLength);
}
if (NT_SUCCESS(RtlStringCbCopyW(PathBuffer, PathBufferSize, Src))) {
PWCHAR LastSlash = NULL;
PWCHAR Current = PathBuffer;
while (*Current) {
if (*Current == L'\\') LastSlash = Current;
Current++;
}
PWCHAR LastSlash = NULL;
PWCHAR Current = PathBuffer;
while (*Current) {
if (*Current == L'\\') LastSlash = Current;
Current++;
}
if (LastSlash) {
*LastSlash = L'\0';
if (LastSlash) {
*LastSlash = L'\0';
SIZE_T CurrentPathLen = wcslen(PathBuffer);
const WCHAR FilterSuffix[] = L"\\Filter";
SIZE_T FilterLen = (sizeof(FilterSuffix) / sizeof(WCHAR)) - 1;
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';
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;
}
}
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;
}
if (Match) {
*SuffixStart = L'\0';
}
RtlInitUnicodeString(&FinalPath, PathBuffer);
}
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);
}
}
}
@@ -366,6 +449,7 @@ NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
if (NT_SUCCESS(status)) {
((PCHAR)FileBuffer)[FileInfo.EndOfFile.LowPart] = '\0';
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_BlockList", &g_RegistryBlockList);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_Registry_TrustedList", &g_RegistryTrustedList);
@@ -375,6 +459,7 @@ NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_ExceptionPaths", &g_FileExceptionPaths);
ParseAndLoadRules((PCHAR)FileBuffer, FileInfo.EndOfFile.LowPart, "Rule_File_RansomwareExtensions", &g_FileRansomExts);
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
PyasFree(FileBuffer);
}
@@ -387,6 +472,7 @@ NTSTATUS LoadRulesFromDisk(PUNICODE_STRING RegistryPath) {
}
VOID UnloadRules() {
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&RuleLock, TRUE);
FreeList(&g_RegistryBlockList);
FreeList(&g_RegistryTrustedList);
@@ -396,10 +482,14 @@ VOID UnloadRules() {
FreeList(&g_FileExceptionPaths);
FreeList(&g_FileRansomExts);
ExReleaseResourceLite(&RuleLock);
ExDeleteResourceLite(&RuleLock);
KeLeaveCriticalRegion();
}
NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName) {
if (KeGetCurrentIrql() != PASSIVE_LEVEL) {
return STATUS_UNSUCCESSFUL;
}
NTSTATUS status;
PEPROCESS Process = NULL;
@@ -413,17 +503,10 @@ NTSTATUS GetProcessImageName(HANDLE ProcessId, PUNICODE_STRING* ImageName) {
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;
if (WildcardMatch(L"*\\Windows\\explorer.exe", Buffer, Length)) return TRUE;
return FALSE;
}
@@ -431,83 +514,88 @@ 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;
PEPROCESS Process = NULL;
if (!NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &Process))) {
return FALSE;
}
LARGE_INTEGER createTime;
createTime.QuadPart = PsGetProcessCreateTimeQuadPart(Process);
if (g_CacheInitialized) {
ExAcquireFastMutex(&TrustCacheLock);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
if (TrustCache[Hash].ProcessId == ProcessId) {
BOOLEAN cachedResult = TrustCache[Hash].IsTrusted;
ExReleaseFastMutex(&TrustCacheLock);
return cachedResult;
if (TrustCache[Hash].Process == Process && TrustCache[Hash].ProcessCreateTime.QuadPart == createTime.QuadPart) {
LARGE_INTEGER Now;
KeQuerySystemTime(&Now);
if ((Now.QuadPart - TrustCache[Hash].CacheTime.QuadPart) < (TRUST_CACHE_TTL_SEC * 10000000LL)) {
BOOLEAN cachedResult = TrustCache[Hash].IsTrusted;
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
ObDereferenceObject(Process);
return cachedResult;
}
}
ExReleaseFastMutex(&TrustCacheLock);
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
}
else {
InitTrustCache();
if (KeGetCurrentIrql() != PASSIVE_LEVEL) {
ObDereferenceObject(Process);
return FALSE;
}
PUNICODE_STRING imageFileName = NULL;
NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
BOOLEAN isTrusted = FALSE;
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE Node = g_ProcessExploitable;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
ExReleaseResourceLite(&RuleLock);
goto cleanup;
goto update_cache;
}
Node = Node->Next;
}
if (IsWindowsSystemApp(imageFileName->Buffer, imageFileName->Length)) {
isTrusted = TRUE;
ExReleaseResourceLite(&RuleLock);
goto cleanup;
goto update_cache;
}
Node = g_ProcessTrustedPaths;
while (Node) {
if (WildcardMatch(Node->Pattern.Buffer, imageFileName->Buffer, imageFileName->Length)) {
isTrusted = TRUE;
ExReleaseResourceLite(&RuleLock);
goto cleanup;
goto update_cache;
}
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
}
cleanup:
update_cache:
if (g_CacheInitialized) {
ExAcquireFastMutex(&TrustCacheLock);
KIRQL OldIrql;
KeAcquireSpinLock(&TrustCacheLock, &OldIrql);
ULONG Hash = ((ULONG)(ULONG_PTR)ProcessId) & (TRUST_CACHE_SIZE - 1);
TrustCache[Hash].ProcessId = ProcessId;
TrustCache[Hash].Process = Process;
TrustCache[Hash].ProcessCreateTime = createTime;
TrustCache[Hash].IsTrusted = isTrusted;
KeQuerySystemTime(&TrustCache[Hash].CacheTime);
ExReleaseFastMutex(&TrustCacheLock);
KeReleaseSpinLock(&TrustCacheLock, OldIrql);
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
if (imageFileName) ExFreePool(imageFileName);
ObDereferenceObject(Process);
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;
@@ -521,12 +609,14 @@ BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName) {
return FALSE;
}
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE AllowNode = g_RegistryTrustedList;
while (AllowNode) {
if (WildcardMatch(AllowNode->Pattern.Buffer, KeyName->Buffer, KeyName->Length)) {
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return FALSE;
}
AllowNode = AllowNode->Next;
@@ -542,18 +632,21 @@ BOOLEAN CheckRegistryRule(PCUNICODE_STRING KeyName) {
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE ExNode = g_FileExceptionPaths;
while (ExNode) {
if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return FALSE;
}
ExNode = ExNode->Next;
@@ -569,6 +662,7 @@ BOOLEAN CheckFileExtensionRule(PCUNICODE_STRING FileName) {
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
@@ -579,13 +673,15 @@ BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName) {
return FALSE;
}
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&RuleLock, TRUE);
PRULE_NODE ExNode = g_FileExceptionPaths;
while (ExNode) {
if (WildcardMatch(ExNode->Pattern.Buffer, FileName->Buffer, FileName->Length)) {
ExReleaseResourceLite(&RuleLock);
return FALSE;
KeLeaveCriticalRegion();
return FALSE;
}
ExNode = ExNode->Next;
}
@@ -600,13 +696,16 @@ BOOLEAN CheckProtectedPathRule(PCUNICODE_STRING FileName) {
Node = Node->Next;
}
ExReleaseResourceLite(&RuleLock);
KeLeaveCriticalRegion();
return Match;
}
static BOOLEAN IsHighEntropy(PVOID Buffer, ULONG Length) {
if (!Buffer || Length < 256) return FALSE;
ULONG Histogram[256] = { 0 };
PUSHORT Histogram = (PUSHORT)PyasAllocate(256 * sizeof(USHORT));
if (!Histogram) return FALSE;
PUCHAR Ptr = (PUCHAR)Buffer;
ULONG ScanLen = (Length > 1024) ? 1024 : Length;
@@ -616,16 +715,20 @@ static BOOLEAN IsHighEntropy(PVOID Buffer, ULONG Length) {
}
}
__except (EXCEPTION_EXECUTE_HANDLER) {
PyasFree(Histogram);
return FALSE;
}
ULONG MaxFreq = 0;
USHORT 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));
BOOLEAN Result = (MaxFreq < (ExpectedAvg + HIGH_ENTROPY_THRESHOLD));
PyasFree(Histogram);
return Result;
}
static BOOLEAN IsNaturallyCompressed(PCUNICODE_STRING FileName) {
@@ -653,19 +756,33 @@ static BOOLEAN IsNoisyRansomPath(PCUNICODE_STRING FileName) {
return FALSE;
}
static BOOLEAN IsUserDirectoryPath(PCUNICODE_STRING FileName) {
if (!FileName || !FileName->Buffer) return FALSE;
return WildcardMatch(L"*\\Users\\*", FileName->Buffer, FileName->Length);
}
static BOOLEAN IsExplorerProcess(HANDLE ProcessId) {
if (KeGetCurrentIrql() > APC_LEVEL) return FALSE;
PUNICODE_STRING imageFileName = NULL;
NTSTATUS status = GetProcessImageName(ProcessId, &imageFileName);
BOOLEAN isExplorer = FALSE;
if (NT_SUCCESS(status) && imageFileName && imageFileName->Buffer) {
if (HasSuffix(imageFileName, L"\\explorer.exe")) isExplorer = TRUE;
if (NT_SUCCESS(status) && imageFileName) {
if (imageFileName->Buffer && HasSuffix(imageFileName, L"\\explorer.exe")) {
isExplorer = TRUE;
}
ExFreePool(imageFileName);
}
return isExplorer;
}
BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID WriteBuffer, ULONG WriteLength, BOOLEAN IsWrite) {
if (!IsUserDirectoryPath(FileName)) {
return FALSE;
}
if (IsNoisyRansomPath(FileName)) {
return FALSE;
}
@@ -685,11 +802,19 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
return FALSE;
}
PEPROCESS Process = NULL;
if (!NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &Process))) {
return FALSE;
}
LARGE_INTEGER Now = { 0 };
KeQuerySystemTime(&Now);
LARGE_INTEGER createTime;
createTime.QuadPart = PsGetProcessCreateTimeQuadPart(Process);
BOOLEAN Result = FALSE;
ExAcquireFastMutex(&GlobalData.TrackerMutex);
KIRQL OldIrql;
KeAcquireSpinLock(&GlobalData.TrackerMutex, &OldIrql);
PRANSOM_TRACKER Tracker = NULL;
PRANSOM_TRACKER CandidateSlot = NULL;
@@ -702,13 +827,13 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
LruSlot = Current;
}
if (Current->ProcessId == ProcessId) {
if (Current->Process == Process && Current->ProcessCreateTime.QuadPart == createTime.QuadPart) {
Tracker = Current;
break;
}
BOOLEAN IsExpired = FALSE;
if (Current->ProcessId != NULL) {
if (Current->Process != NULL) {
LARGE_INTEGER Diff;
Diff.QuadPart = Now.QuadPart - Current->LastActivityTime.QuadPart;
if (Diff.QuadPart > (RANSOM_TIME_WINDOW_MS * 10000LL)) {
@@ -716,7 +841,7 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
}
}
if ((Current->ProcessId == NULL || IsExpired) && !CandidateSlot) {
if ((Current->Process == NULL || IsExpired) && !CandidateSlot) {
CandidateSlot = Current;
}
}
@@ -729,7 +854,8 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
Tracker = LruSlot;
}
Tracker->ProcessId = ProcessId;
Tracker->Process = Process;
Tracker->ProcessCreateTime = createTime;
Tracker->ActivityCount = 0;
Tracker->LastActivityTime = Now;
}
@@ -749,41 +875,57 @@ BOOLEAN CheckRansomActivity(HANDLE ProcessId, PUNICODE_STRING FileName, PVOID Wr
if (Tracker->ActivityCount >= RANSOM_COUNT_THRESHOLD) {
Result = TRUE;
}
ExReleaseFastMutex(&GlobalData.TrackerMutex);
KeReleaseSpinLock(&GlobalData.TrackerMutex, OldIrql);
ObDereferenceObject(Process);
return Result;
}
NTSTATUS SendMessageToUser(ULONG Code, ULONG Pid, PWCHAR Path, USHORT PathSize) {
if (KeGetCurrentIrql() > APC_LEVEL) return STATUS_UNSUCCESSFUL;
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);
PPYAS_MESSAGE msg = (PPYAS_MESSAGE)PyasAllocate(sizeof(PYAS_MESSAGE));
if (msg) {
msg->MessageCode = Code;
msg->ProcessId = Pid;
if (Path && PathSize > 0) {
size_t MaxSize = sizeof(msg->Path) - sizeof(WCHAR);
size_t BytesToCopy = PathSize > MaxSize ? MaxSize : PathSize;
__try {
RtlCopyMemory(msg->Path, Path, BytesToCopy);
msg->Path[BytesToCopy / sizeof(WCHAR)] = L'\0';
}
__except (EXCEPTION_EXECUTE_HANDLER) {
PyasFree(msg);
ExReleaseRundownProtection(&GlobalData.PortRundown);
return STATUS_ACCESS_VIOLATION;
}
}
LARGE_INTEGER timeout;
if (KeGetCurrentIrql() == PASSIVE_LEVEL) {
timeout.QuadPart = -(5 * 10000);
}
else {
timeout.QuadPart = 0;
}
status = FltSendMessage(GlobalData.FilterHandle, &GlobalData.ClientPort, msg, sizeof(PYAS_MESSAGE), NULL, NULL, &timeout);
PyasFree(msg);
}
else {
status = STATUS_INSUFFICIENT_RESOURCES;
}
}
ExReleaseRundownProtection(&GlobalData.PortRundown);
+20
View File
@@ -0,0 +1,20 @@
#include <windows.h>
#include <ntverp.h>
#define VER_FILETYPE VFT_DRV
#define VER_FILESUBTYPE VFT2_DRV_SYSTEM
#define VER_FILEDESCRIPTION_STR "PYAS Security Driver Protect"
#define VER_INTERNALNAME_STR "PYAS"
#define VER_LEGALCOPYRIGHT_STR "PYAS Security"
#define VER_ORIGINALFILENAME_STR "PYAS_Driver.sys"
#define VER_PRODUCTNAME_STR "PYAS"
#define VER_FILEVERSION 3,5,1,0
#define VER_FILEVERSION_STR "3,5,1,0"
#define VER_PRODUCTVERSION 3,5,1,0
#define VER_PRODUCTVERSION_STR "3,5,1,0"
#define VER_COMPANYNAME_STR "PYAS Security"
#include "common.ver"
+42 -44
View File
@@ -3,11 +3,7 @@
"\\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",
@@ -17,7 +13,8 @@
"*\\Classes\\cmdfile\\*",
"*\\Classes\\comfile\\*",
"*\\DefaultIcon",
"*\\mouclass",
"*\\kbdclass",
"*\\DisableAntiSpyware",
"*\\DisableWindowsUpdateAccess",
"*\\EnableLUA",
@@ -77,7 +74,6 @@
"*\\NoInteractiveServices",
"*\\ShutdownWithoutLogon",
"*\\AutoAdminLogon",
"*\\ImagePath",
"*\\BootExecute",
"*\\SubSystems",
"*\\FirmwareBootDevice",
@@ -87,7 +83,6 @@
"*\\DisableAutomaticRestartOnFailure",
"*\\SystemBiosVersion",
"*\\NoTheme",
"*\\PendingFileRenameOperations",
"*\\SystemSetupInProgress",
"*\\CmdLine",
"*\\SetupType",
@@ -106,17 +101,30 @@
"Rule_Registry_TrustedList": [
],
"Rule_Process_TrustedPaths": [
"*\\Windows\\*",
"*\\Windows Defender\\*",
"*\\Windows Defender Advanced Threat Protection\\*",
"*\\Program Files\\*",
"*\\Program Files (x86)\\*",
"\\Device\\HarddiskVolume*\\Windows\\*",
"\\Device\\HarddiskVolume*\\Program Files\\*",
"\\Device\\HarddiskVolume*\\Program Files (x86)\\*",
"\\Device\\HarddiskVolume*\\ProgramData\\Microsoft\\Windows Defender\\*",
"\\Device\\HarddiskVolume*\\ProgramData\\Microsoft\\Windows Defender Advanced Threat Protection\\*",
"*\\Google\\Chrome\\Application\\chrome.exe",
"*\\Microsoft\\Edge\\Application\\msedge.exe",
"*\\Mozilla Firefox\\firefox.exe",
"*\\Steam\\steam.exe",
"*\\steam\\*\\steam.exe",
"*\\Battle.net\\*\\Battle.net.exe",
"*\\Epic Games\\Launcher\\Portal\\Binaries\\*\\EpicGamesLauncher.exe"
"*\\Epic Games\\Launcher\\Portal\\Binaries\\*\\EpicGamesLauncher.exe",
"*\\ThunderEv.exe",
"*\\ThunderStart.exe",
"*\\resources\\bin\\SDK\\DownloadSDKServer.exe",
"*\\KuGou.exe",
"*\\XLGame.exe",
"*\\XLLiveUD.exe",
"*\\PC4399_WPFLauncher.exe",
"*\\bin\\APlayer.exe",
],
"Rule_Process_ExploitableBlacklist": [
"*\\cmd.exe",
@@ -151,31 +159,24 @@
"*\\taskkill.exe",
"*\\ProcessHacker.exe",
"*\\procmon.exe",
"*\\procexp.exe"
"*\\procexp.exe",
],
"Rule_File_ProtectedPaths": [
"*\\PYAS.exe",
"*\\PYAS_Driver.sys",
"*\\Plugins\\Filter\\PYAS_Driver.sys",
"*\\Plugins\\Rules\\Rules_Driver_P1.json",
"*\\ProgramData\\PYAS\\*.json",
"*\\Engine\\Pattern\\*.onnx",
"*\\Engine\\Properties\\*.onnx",
"*\\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\\*",
"\\Device\\HarddiskVolume*\\bootmgr",
"\\Device\\HarddiskVolume*\\boot.ini",
"\\Device\\HarddiskVolume*\\BOOTNXT",
"\\Device\\HarddiskVolume*\\EFI\\*",
"\\Device\\HarddiskVolume*\\Boot\\*",
"\\Device\\HarddiskVolume*\\Recovery\\*",
"\\Device\\HarddiskVolume*\\System Volume Information\\*",
"\\Device\\HarddiskVolume*\\Windows\\System32\\config\\*",
"*\\CON",
"*\\CON\\*",
@@ -189,29 +190,26 @@
"*\\COM?\\*",
"*\\LPT?",
"*\\LPT?\\*",
"*\\LPT?",
"*\\LPT?\\*",
"*\\OSDATA",
"*\\OSDATA\\*",
"*\\*<*",
"*\\*>*",
"*\\*:*",
],
"Rule_File_ExceptionPaths": [
"*\\AppData\\*"
"*\\Users\\*\\steam\\*",
"*\\AppData\\*",
"*\\Temp\\*",
"*\\Local\\Temp\\*",
"*\\ventoy\\Boot\\*",
"*\\AdminRegionConfig.*",
"*\\nt_qq\\nt_*\\*",
],
"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"
]
}
+90 -130
View File
@@ -1,23 +1,31 @@
# PYAS
# PYAS Security
Antivirus software written in Python and C++ that blocks threats through deep learning and behavioral monitoring!
Antivirus software written in Python and C++ that blocks threats through Machine Learning and behavioral monitoring!
<img width="2245" height="1477" alt="PYAS_UI" src="https://github.com/user-attachments/assets/87d40261-7655-49ad-a19c-1ffcca60584f" />
<img width="2440" height="1600" alt="PYAS_All" src="https://github.com/user-attachments/assets/1991aad3-64cc-4266-ac67-dab70c891ce7" />
## Requirements
Python 3.10 is recommended. Other Python versions may require different pip commands.
```
pip install 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
pip install pystray
pip install pefile
pip install requests
pip install pywebview
pip install Pillow
pip install yara-python
pip install numpy
pip install onnxruntime
```
Non-essential requirements installation, only used for model training or other functions.
```
pip install pandas
pip install scikit-learn
pip install lightgbm
pip install onnxmltools
```
## File Information
@@ -26,33 +34,28 @@ The following lists the storage locations of all relevant code and other related
```
PYAS/
├── Engine/
│ ├── Pattern/
│ │ ├── convert.py # Convert executable files or other files to images
│ │ ├── train.py # TensorFlow CNN model training complete code
│ │ └── ... # Other models folders and files
│ │
├── Engine/ # Complete code for Yara signatures and AI model training
│ ├── Heuristic/
│ │ ├── rules.yar # Yara virus signature rule matching
│ │ └── ... # Other rules folders and files
│ └── ... # Other engine folders and files
│ │ └── ... # Yara Rules
│ └── Properties/
│ └── ... # LightGBM Model
│
├── Plugins/
│ └── Filter/
│ │ ├── DriverEntry.cpp # Main driver entry and initialization logic
│ │ ├── DriverCommon.h # Global driver definitions, constants, and functions
│ │ └── ... # Other driver folders and files
│ │
├── Interface/ # Interface Interaction and Icons with WebView2
│ ├── static/
│ │ └── ... # style.css, main.js, icon.ico
│ └── templates/
│ └── ... # index.html
│
├── Plugins/ # Main filter driver protect and rules
│ ├── Filter/
│ │ └── ... # DriverCommon.h, DriverEntry.cpp, ProtectRegistry.cpp, ...
│ └── Rules/
│ └── rules.json # White, block list, and matching logic for files registry
│ └── ... # Rules_Driver_P1.json
|
├── PYAS.py # Main application entry point and UI to engine interface
├── PYAS_Config.py # Configuration loading, saving, and global parameters
├── PYAS_Engine.py # Core scanning engine: YARA, IP, ONNX model execution
├── PYAS_Interface.py # User interface components and event handling
├── PYAS_Resource.py # Static image and icon resource management
├── PYAS.py # Main antivirus application entry point
├── PYAS_Engine.py # Core scanning engine algorithm
├── PYAS_Version.py # Version metadata for packaging and updates
└── ... # Other supplementary folders and files
└── ...
```
## Architecture diagram
@@ -67,117 +70,72 @@ graph TD
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
subgraph UserSpace [User Mode Application - PYAS.exe]
direction TB
subgraph UserMode ["User Mode (Python / Web)"]
UI["Web UI (pywebview)"]:::userMode
PYASCore["PYAS Core (PYAS.py)"]:::userMode
GUI[MainWindow_Controller / UI]:::userMode
ConfigMgr[Configuration & Rule Manager]:::userMode
subgraph Engines ["Scanning Engines (PYAS_Engine.py)"]
PEScanner["PE/ML Scanner (pe_scanner)"]:::userMode
RuleScanner["YARA Scanner (rule_scanner)"]:::userMode
CloudScanner["Cloud API (cloud_scanner)"]:::userMode
SignScanner["Signature Verify (sign_scanner)"]:::userMode
end
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
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
GUI --> ConfigMgr
GUI --> DetectionEngine
GUI --> UserMonitors
UserMonitors --> DetectionEngine
CommClient["Filter Communication Client"]:::interaction
end
subgraph StorageLayer [File System / Configuration]
direction LR
JSONRules[JSON Rules Files]:::storage
ConfigJSON[Config.json]:::storage
Quarantine[Quarantine Folder]:::storage
end
subgraph KernelMode ["Kernel Mode (C++ Minifilter Driver)"]
CommServer["ALPC Port (\\PYAS_Output_Pipe)"]:::interaction
DriverCore["Driver Entry (DriverEntry.cpp)"]:::kernelMode
RuleEngine["Rules & Trust Cache (ProtectRules.cpp)"]:::kernelMode
subgraph KernelSpace [Kernel Mode Driver - PYAS_Driver.sys]
direction TB
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
subgraph Protections ["Protection Subsystems"]
FileProtect["File Minifilter (ProtectFile.cpp)"]:::kernelMode
ProcessProtect["ObRegisterCallbacks (ProtectProcess.cpp)"]:::kernelMode
RegProtect["CmRegisterCallbackEx (ProtectRegistry.cpp)"]:::kernelMode
BootProtect["IRP_MJ_DEVICE_CONTROL (ProtectBoot.cpp)"]:::kernelMode
end
DriverEntry --> GlobalData
DriverEntry --> CommServer
DriverEntry --> MiniFilter
DriverEntry --> ProcProtect
DriverEntry --> ImageLoad
DriverEntry --> RegFilter
MiniFilter --> RuleLoader
ProcProtect --> RuleLoader
RegFilter --> RuleLoader
PreWrite --> TrustCache
PreCreate --> TrustCache
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
subgraph OS ["Windows OS & Storage"]
FS["File System (FltMgr)"]:::storage
Reg["Registry (CmMgr)"]:::storage
ProcMgr["Process/Thread Manager (ObMgr)"]:::storage
Disk["Physical Disk / MBR"]:::storage
end
CloudAPI["PYAS Cloud Server"]:::storage
%% User Mode Internal
UI <-->|JS Evaluate / JSON| PYASCore
PYASCore -->|Extract Features & Scan| Engines
CloudScanner -.->|HTTPS REST API| CloudAPI
PYASCore <-->|FilterSendMessage / FilterGetMessage| CommClient
%% User-Kernel Boundary
CommClient <-->|PYAS_MESSAGE / PYAS_USER_MESSAGE| CommServer
%% Kernel Mode Internal
CommServer <-->|Message Dispatch| DriverCore
DriverCore --> RuleEngine
RuleEngine --> Protections
%% Kernel-OS Boundary
FileProtect -->|IRP_MJ_CREATE, IRP_MJ_WRITE...| FS
ProcessProtect -->|PreOpenProcess, PreOpenThread| ProcMgr
RegProtect -->|RegNtPreCreateKey, RegNtPreSetValueKey...| Reg
BootProtect -->|IOCTL_DISK_FORMAT_TRACKS...| Disk
```
## Support System
Please ensure your computer supports Microsoft Visual C++ 2015-2022 Redistributable and Edge Webview2.
| Config | Permissions | System version | Processor | Memory | Storage |
|-----------|---------------|----------------------|-----------|--------|---------|
| Minimum | Administrator | >= Windows 10 (20H1) | 1 GHz | 200MB | 100MB |
| Minimum | Administrator | >= Windows 10 (20H1) | 1 GHz | 300MB | 100MB |
| Recommend | Administrator | >= Windows 10 (21H2) | 3 GHz | 500MB | 200MB |
## Packaged Releases
Download the installer. If it is incompatible with your system, you can repackage it yourself.
Packaged Download: https://github.com/87owo/PYAS/releases
## Official Website
If you are interested in this project, you can visit the website to see other related content.
@@ -188,10 +146,12 @@ Official Website : https://pyas-security.com/antivirus
Online Analyze : https://pyas-security.com/analyze
Packaged Download: https://github.com/87owo/PYAS/releases
## Project License
For any questions, needs, or bug feedback, please contact us through the following website.
Source Issues : https://github.com/87owo/PYAS/issues
Official Email : mailto:service.pyas@gmail.com
Official Email : service@pyas-security.com