127 lines
3.6 KiB
Python
127 lines
3.6 KiB
Python
#! /usr/bin/env python3
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# -*- coding: utf-8 -*-
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import segno
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import struct
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import os
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import binascii
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from pymem import Pymem
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from win32api import GetFileVersionInfo, HIWORD, LOWORD
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def error():
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print("请按提示排查，如仍有问题可扫描二维码联系作者")
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qrcode = segno.make("http://weixin.qq.com/r/OzopMZrEuMfHrd5S928p")
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qrcode.show()
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exit(-1)
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# Adapted from: http://stackoverflow.com/a/495305/1338797
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def arch_of(dll_file):
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with open(dll_file, 'rb') as f:
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doshdr = f.read(64)
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magic, padding, offset = struct.unpack('2s58si', doshdr)
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# print magic, offset
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if magic != b'MZ':
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return None
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f.seek(offset, os.SEEK_SET)
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pehdr = f.read(6)
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# careful! H == unsigned short, x64 is negative with signed
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magic, padding, machine = struct.unpack('2s2sH', pehdr)
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# print magic, hex(machine)
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if magic != b'PE':
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return None
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if machine == 0x014c:
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return 'i386'
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if machine == 0x0200:
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return 'IA64'
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if machine == 0x8664:
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return 'x64'
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return 'unknown'
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def is_64_bit(pm):
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exe_arch = arch_of(list(pm.list_modules())[0].filename)
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if exe_arch == "x64":
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return True
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else:
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return False
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def getVersionBase(pm):
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WeChatWindll_base = 0
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WeChatWindll_path = ""
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for m in list(pm.list_modules()):
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path = m.filename
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if path.endswith("WeChatWin.dll"):
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WeChatWindll_base = m.lpBaseOfDll
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WeChatWindll_path = path
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break
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if not WeChatWindll_path:
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print("获取版本失败，请确认本系统是否成功安装了微信！")
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error()
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version = GetFileVersionInfo(WeChatWindll_path, "\\")
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msv = version['FileVersionMS']
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lsv = version['FileVersionLS']
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version = f"{str(HIWORD(msv))}.{str(LOWORD(msv))}.{str(HIWORD(lsv))}.{str(LOWORD(lsv))}"
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return version, WeChatWindll_base
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def getAesKey(pm, base, offset):
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try:
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if is_64_bit(pm):
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result = pm.read_bytes(base + offset, 8) # 读取 AES Key 的地址
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addr = struct.unpack("<Q", result)[0] # 地址为小端 8 字节整型
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else:
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result = pm.read_bytes(base + offset, 4) # 读取 AES Key 的地址
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addr = struct.unpack("<I", result)[0] # 地址为小端 4 字节整型
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aesKey = pm.read_bytes(addr, 0x20) # 读取 AES Key
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result = binascii.b2a_hex(aesKey) # 解码
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except Exception as e:
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print(f"{e}")
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print(f"请确认微信已经登录！")
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error()
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return result.decode()
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AESKEY_OFFSETS = {
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"3.3.0.115": 0x1DDF914,
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"3.3.5.34": 0x1D2FB34,
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"3.6.0.18": 0x222EFE4,
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"3.7.0.29": 0x2363524,
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"3.7.0.30": 0x2366524,
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"3.7.5.23": 0x242413C,
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"3.8.1.26": 0x2C429FC,
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"3.9.0.28": 0x2E2D1AC,
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"3.9.2.23": 0x2FFD90C,
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}
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AESKEY_OFFSETS_64 = {
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"3.9.5.91": 0x3ACCC70
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}
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if __name__ == "__main__":
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try:
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pm = Pymem("WeChat.exe")
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except Exception as e:
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print(f"{e}，请确认微信程序已经打开并登录！")
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error()
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version, base = getVersionBase(pm)
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print(f"微信版本：{version} " + ("(64bit)" if is_64_bit(pm) else "(32bit)"))
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print(f"微信基址：{hex(base)}")
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if is_64_bit(pm):
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offset = AESKEY_OFFSETS_64.get(version, None)
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else:
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offset = AESKEY_OFFSETS.get(version, None)
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if not offset:
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print(f"暂不支持版本 {version}，请联系作者。")
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error()
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print(f"偏移地址：{hex(offset)}")
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aesKey = getAesKey(pm, base, offset)
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print(f"数据库密钥：{aesKey}")
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