337 lines
12 KiB
Python
337 lines
12 KiB
Python
# -*- coding: utf-8 -*-#
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# -------------------------------------------------------------------------------
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# Name: getwxinfo.py
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# Description:
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# Author: xaoyaoo
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# Date: 2023/08/21
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# -------------------------------------------------------------------------------
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import hmac
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import hashlib
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import json
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import ctypes
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import os
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import re
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import winreg
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import pymem
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from win32com.client import Dispatch
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import psutil
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import sys
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from typing import List, Union
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ReadProcessMemory = ctypes.windll.kernel32.ReadProcessMemory
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void_p = ctypes.c_void_p
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# 获取exe文件的位数
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def get_exe_bit(file_path):
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"""
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获取 PE 文件的位数: 32 位或 64 位
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:param file_path: PE 文件路径(可执行文件)
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:return: 如果遇到错误则返回 64
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"""
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try:
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with open(file_path, 'rb') as f:
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dos_header = f.read(2)
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if dos_header != b'MZ':
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print('get exe bit error: Invalid PE file')
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return 64
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# Seek to the offset of the PE signature
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f.seek(60)
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pe_offset_bytes = f.read(4)
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pe_offset = int.from_bytes(pe_offset_bytes, byteorder='little')
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# Seek to the Machine field in the PE header
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f.seek(pe_offset + 4)
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machine_bytes = f.read(2)
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machine = int.from_bytes(machine_bytes, byteorder='little')
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if machine == 0x14c:
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return 32
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elif machine == 0x8664:
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return 64
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else:
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print('get exe bit error: Unknown architecture: %s' % hex(machine))
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return 64
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except IOError:
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print('get exe bit error: File not found or cannot be opened')
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return 64
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# 读取内存中的字符串(非key部分)
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def get_info_without_key(h_process, address, n_size=64):
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array = ctypes.create_string_buffer(n_size)
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if ReadProcessMemory(h_process, void_p(address), array, n_size, 0) == 0: return "None"
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array = bytes(array).split(b"\x00")[0] if b"\x00" in array else bytes(array)
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text = array.decode('utf-8', errors='ignore')
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return text.strip() if text.strip() != "" else "None"
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def pattern_scan_all(handle, pattern, *, return_multiple=False, find_num=100):
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next_region = 0
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found = []
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user_space_limit = 0x7FFFFFFF0000 if sys.maxsize > 2 ** 32 else 0x7fff0000
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while next_region < user_space_limit:
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try:
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next_region, page_found = pymem.pattern.scan_pattern_page(
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handle,
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next_region,
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pattern,
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return_multiple=return_multiple
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)
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except Exception as e:
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print(e)
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break
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if not return_multiple and page_found:
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return page_found
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if page_found:
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found += page_found
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if len(found) > find_num:
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break
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return found
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def get_info_wxid(h_process):
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find_num = 100
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addrs = pattern_scan_all(h_process, br'\\Msg\\FTSContact', return_multiple=True, find_num=find_num)
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wxids = []
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for addr in addrs:
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array = ctypes.create_string_buffer(80)
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if ReadProcessMemory(h_process, void_p(addr - 30), array, 80, 0) == 0: return "None"
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array = bytes(array) # .split(b"\\")[0]
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array = array.split(b"\\Msg")[0]
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array = array.split(b"\\")[-1]
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wxids.append(array.decode('utf-8', errors='ignore'))
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wxid = max(wxids, key=wxids.count) if wxids else "None"
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return wxid
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def get_info_filePath(wxid="all"):
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if not wxid:
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return "None"
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try:
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key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, r"Software\Tencent\WeChat", 0, winreg.KEY_READ)
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value, _ = winreg.QueryValueEx(key, "FileSavePath")
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winreg.CloseKey(key)
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w_dir = value
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except Exception as e:
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# 获取文档实际目录
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try:
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# 打开注册表路径
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key = winreg.OpenKey(winreg.HKEY_CURRENT_USER,
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r"Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders")
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documents_path = winreg.QueryValueEx(key, "Personal")[0] # 读取文档实际目录路径
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winreg.CloseKey(key) # 关闭注册表
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documents_paths = os.path.split(documents_path)
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if "%" in documents_paths[0]:
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w_dir = os.environ.get(documents_paths[0].replace("%", ""))
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w_dir = os.path.join(w_dir, os.path.join(*documents_paths[1:]))
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print(1, w_dir)
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else:
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w_dir = documents_path
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except Exception as e:
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profile = os.environ.get("USERPROFILE") # 获取用户目录
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w_dir = os.path.join(profile, "Documents")
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if w_dir == "MyDocument:":
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profile = os.environ.get("USERPROFILE")
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w_dir = os.path.join(profile, "Documents")
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msg_dir = os.path.join(w_dir, "WeChat Files")
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if wxid == "all" and os.path.exists(msg_dir):
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return msg_dir
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filePath = os.path.join(msg_dir, wxid)
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return filePath if os.path.exists(filePath) else "None"
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def get_key(db_path, addr_len):
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def read_key_bytes(h_process, address, address_len=8):
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array = ctypes.create_string_buffer(address_len)
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if ReadProcessMemory(h_process, void_p(address), array, address_len, 0) == 0: return "None"
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address = int.from_bytes(array, byteorder='little') # 逆序转换为int地址（key地址）
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key = ctypes.create_string_buffer(32)
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if ReadProcessMemory(h_process, void_p(address), key, 32, 0) == 0: return "None"
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key_bytes = bytes(key)
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return key_bytes
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def verify_key(key, wx_db_path):
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KEY_SIZE = 32
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DEFAULT_PAGESIZE = 4096
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DEFAULT_ITER = 64000
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with open(wx_db_path, "rb") as file:
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blist = file.read(5000)
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salt = blist[:16]
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byteKey = hashlib.pbkdf2_hmac("sha1", key, salt, DEFAULT_ITER, KEY_SIZE)
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first = blist[16:DEFAULT_PAGESIZE]
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mac_salt = bytes([(salt[i] ^ 58) for i in range(16)])
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mac_key = hashlib.pbkdf2_hmac("sha1", byteKey, mac_salt, 2, KEY_SIZE)
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hash_mac = hmac.new(mac_key, first[:-32], hashlib.sha1)
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hash_mac.update(b'\x01\x00\x00\x00')
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if hash_mac.digest() != first[-32:-12]:
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return False
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return True
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phone_type1 = "iphone\x00"
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phone_type2 = "android\x00"
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phone_type3 = "ipad\x00"
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pm = pymem.Pymem("WeChat.exe")
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module_name = "WeChatWin.dll"
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MicroMsg_path = os.path.join(db_path, "MSG", "MicroMsg.db")
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type1_addrs = pm.pattern_scan_module(phone_type1.encode(), module_name, return_multiple=True)
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type2_addrs = pm.pattern_scan_module(phone_type2.encode(), module_name, return_multiple=True)
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type3_addrs = pm.pattern_scan_module(phone_type3.encode(), module_name, return_multiple=True)
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type_addrs = type1_addrs if len(type1_addrs) == 2 else type2_addrs if len(type2_addrs) == 2 else type3_addrs if len(
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type3_addrs) == 2 else "None"
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if type_addrs == "None":
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return "None"
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for i in type_addrs[::-1]:
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for j in range(i, i - 2000, -addr_len):
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key_bytes = read_key_bytes(pm.process_handle, j, addr_len)
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if key_bytes == "None":
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continue
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if verify_key(key_bytes, MicroMsg_path):
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return key_bytes.hex()
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return "None"
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# 读取微信信息(account,mobile,name,mail,wxid,key)
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def read_info(version_list, is_logging=False):
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wechat_process = []
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result = []
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error = ""
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for process in psutil.process_iter(['name', 'exe', 'pid', 'cmdline']):
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if process.name() == 'WeChat.exe':
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wechat_process.append(process)
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if len(wechat_process) == 0:
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error = "[-] WeChat No Run"
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if is_logging: print(error)
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return error
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for process in wechat_process:
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tmp_rd = {}
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tmp_rd['pid'] = process.pid
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tmp_rd['version'] = Dispatch("Scripting.FileSystemObject").GetFileVersion(process.exe())
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bias_list = version_list.get(tmp_rd['version'], None)
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if not isinstance(bias_list, list):
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error = f"[-] WeChat Current Version {tmp_rd['version']} Is Not Supported"
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if is_logging: print(error)
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return error
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wechat_base_address = 0
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for module in process.memory_maps(grouped=False):
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if module.path and 'WeChatWin.dll' in module.path:
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wechat_base_address = int(module.addr, 16)
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break
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if wechat_base_address == 0:
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error = f"[-] WeChat WeChatWin.dll Not Found"
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if is_logging: print(error)
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return error
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Handle = ctypes.windll.kernel32.OpenProcess(0x1F0FFF, False, process.pid)
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name_baseaddr = wechat_base_address + bias_list[0]
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account__baseaddr = wechat_base_address + bias_list[1]
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mobile_baseaddr = wechat_base_address + bias_list[2]
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mail_baseaddr = wechat_base_address + bias_list[3]
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# key_baseaddr = wechat_base_address + bias_list[4]
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addrLen = get_exe_bit(process.exe()) // 8
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tmp_rd['account'] = get_info_without_key(Handle, account__baseaddr, 32) if bias_list[1] != 0 else "None"
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tmp_rd['mobile'] = get_info_without_key(Handle, mobile_baseaddr, 64) if bias_list[2] != 0 else "None"
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tmp_rd['name'] = get_info_without_key(Handle, name_baseaddr, 64) if bias_list[0] != 0 else "None"
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tmp_rd['mail'] = get_info_without_key(Handle, mail_baseaddr, 64) if bias_list[3] != 0 else "None"
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tmp_rd['wxid'] = get_info_wxid(Handle)
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tmp_rd['filePath'] = get_info_filePath(tmp_rd['wxid']) if tmp_rd['wxid'] != "None" else "None"
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tmp_rd['key'] = get_key(tmp_rd['filePath'], addrLen) if tmp_rd['filePath'] != "None" else "None"
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result.append(tmp_rd)
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if is_logging:
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print("=" * 32)
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if isinstance(result, str): # 输出报错
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print(result)
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else: # 输出结果
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for i, rlt in enumerate(result):
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for k, v in rlt.items():
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print(f"[+] {k:>8}: {v}")
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print(end="-" * 32 + "\n" if i != len(result) - 1 else "")
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print("=" * 32)
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return result
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def get_wechat_db(require_list: Union[List[str], str] = "all", msg_dir: str = None, wxid: Union[List[str], str] = None,
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is_logging: bool = False):
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if not msg_dir:
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msg_dir = get_info_filePath(wxid="all")
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if not os.path.exists(msg_dir):
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error = f"[-] 目录不存在: {msg_dir}"
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if is_logging: print(error)
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return error
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user_dirs = {} # wx用户目录
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files = os.listdir(msg_dir)
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if wxid: # 如果指定wxid
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if isinstance(wxid, str):
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wxid = wxid.split(";")
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for file_name in files:
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if file_name in wxid:
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user_dirs[os.path.join(msg_dir, file_name)] = os.path.join(msg_dir, file_name)
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else: # 如果未指定wxid
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for file_name in files:
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if file_name == "All Users" or file_name == "Applet" or file_name == "WMPF":
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continue
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user_dirs[os.path.join(msg_dir, file_name)] = os.path.join(msg_dir, file_name)
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if isinstance(require_list, str):
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require_list = require_list.split(";")
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# generate pattern
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if "all" in require_list:
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pattern = {"all": re.compile(r".*\.db$")}
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elif isinstance(require_list, list):
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pattern = {}
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for require in require_list:
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pattern[require] = re.compile(r"%s.*\.db$" % require)
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else:
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error = f"[-] 参数错误: {require_list}"
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if is_logging: print(error)
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return error
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# 获取数据库路径
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for user, user_dir in user_dirs.items(): # 遍历用户目录
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user_dirs[user] = {n: [] for n in pattern.keys()}
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for root, dirs, files in os.walk(user_dir):
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for file_name in files:
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for n, p in pattern.items():
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if p.match(file_name):
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src_path = os.path.join(root, file_name)
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user_dirs[user][n].append(src_path)
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if is_logging:
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for user, user_dir in user_dirs.items():
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print(f"[+] user_path: {user}")
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for n, paths in user_dir.items():
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print(f" {n}:")
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for path in paths:
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print(f" {path.replace(user, '')}")
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print("-" * 32)
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print(f"[+] 共 {len(user_dirs)} 个微信账号")
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return user_dirs
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if __name__ == '__main__':
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with open("../version_list.json", "r", encoding="utf-8") as f:
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version_list = json.load(f)
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read_info(version_list, is_logging=True)
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