WeChatFerry/WeChatFerry/spy/receive_msg.cpp
2024-07-02 21:12:21 +08:00

376 lines
10 KiB
C++

#pragma execution_character_set("utf-8")
#include "MinHook.h"
#include "framework.h"
#include <condition_variable>
#include <mutex>
#include <queue>
#include "log.h"
#include "receive_msg.h"
#include "user_info.h"
#include "util.h"
// Defined in rpc_server.cpp
extern bool gIsLogging, gIsListening, gIsListeningPyq;
extern mutex gMutex;
extern condition_variable gCV;
extern queue<WxMsg_t> gMsgQueue;
// Defined in spy.cpp
extern QWORD g_WeChatWinDllAddr;
#define OS_RECV_MSG_ID 0x30
#define OS_RECV_MSG_TYPE 0x38
#define OS_RECV_MSG_SELF 0x3C
#define OS_RECV_MSG_TS 0x44
#define OS_RECV_MSG_ROOMID 0x48
#define OS_RECV_MSG_CONTENT 0x88
#define OS_RECV_MSG_WXID 0x240
#define OS_RECV_MSG_SIGN 0x260
#define OS_RECV_MSG_THUMB 0x280
#define OS_RECV_MSG_EXTRA 0x2A0
#define OS_RECV_MSG_XML 0x308
#define OS_RECV_MSG_CALL 0x2205510
#define OS_PYQ_MSG_START 0x30
#define OS_PYQ_MSG_END 0x38
#define OS_PYQ_MSG_TS 0x38
#define OS_PYQ_MSG_XML 0x9B8
#define OS_PYQ_MSG_SENDER 0x18
#define OS_PYQ_MSG_CONTENT 0x48
#define OS_PYQ_MSG_CALL 0x2EFAA10
#define OS_WXLOG 0x26DA2D0
typedef QWORD (*RecvMsg_t)(QWORD, QWORD);
typedef QWORD (*WxLog_t)(QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD);
typedef QWORD (*RecvPyq_t)(QWORD, QWORD, QWORD);
static RecvMsg_t funcRecvMsg = nullptr;
static RecvMsg_t realRecvMsg = nullptr;
static WxLog_t funcWxLog = nullptr;
static WxLog_t realWxLog = nullptr;
static RecvPyq_t funcRecvPyq = nullptr;
static RecvPyq_t realRecvPyq = nullptr;
static bool isMH_Initialized = false;
MsgTypes_t GetMsgTypes()
{
const MsgTypes_t m = {
{ 0x00, "朋友圈消息" },
{ 0x01, "文字" },
{ 0x03, "图片" },
{ 0x22, "语音" },
{ 0x25, "好友确认" },
{ 0x28, "POSSIBLEFRIEND_MSG" },
{ 0x2A, "名片" },
{ 0x2B, "视频" },
{ 0x2F, "石头剪刀布 | 表情图片" },
{ 0x30, "位置" },
{ 0x31, "共享实时位置、文件、转账、链接" },
{ 0x32, "VOIPMSG" },
{ 0x33, "微信初始化" },
{ 0x34, "VOIPNOTIFY" },
{ 0x35, "VOIPINVITE" },
{ 0x3E, "小视频" },
{ 0x42, "微信红包" },
{ 0x270F, "SYSNOTICE" },
{ 0x2710, "红包、系统消息" },
{ 0x2712, "撤回消息" },
{ 0x100031, "搜狗表情" },
{ 0x1000031, "链接" },
{ 0x1A000031, "微信红包" },
{ 0x20010031, "红包封面" },
{ 0x2D000031, "视频号视频" },
{ 0x2E000031, "视频号名片" },
{ 0x31000031, "引用消息" },
{ 0x37000031, "拍一拍" },
{ 0x3A000031, "视频号直播" },
{ 0x3A100031, "商品链接" },
{ 0x3A200031, "视频号直播" },
{ 0x3E000031, "音乐链接" },
{ 0x41000031, "文件" },
};
return m;
}
static QWORD DispatchMsg(QWORD arg1, QWORD arg2)
{
WxMsg_t wxMsg = { 0 };
try {
wxMsg.id = GET_QWORD(arg2 + OS_RECV_MSG_ID);
wxMsg.type = GET_DWORD(arg2 + OS_RECV_MSG_TYPE);
wxMsg.is_self = GET_DWORD(arg2 + OS_RECV_MSG_SELF);
wxMsg.ts = GET_DWORD(arg2 + OS_RECV_MSG_TS);
wxMsg.content = GetStringByWstrAddr(arg2 + OS_RECV_MSG_CONTENT);
wxMsg.sign = GetStringByWstrAddr(arg2 + OS_RECV_MSG_SIGN);
wxMsg.xml = GetStringByWstrAddr(arg2 + OS_RECV_MSG_XML);
string roomid = GetStringByWstrAddr(arg2 + OS_RECV_MSG_ROOMID);
wxMsg.roomid = roomid;
if (roomid.find("@chatroom") != string::npos) { // 群 ID 的格式为 xxxxxxxxxxx@chatroom
wxMsg.is_group = true;
if (wxMsg.is_self) {
wxMsg.sender = GetSelfWxid();
} else {
wxMsg.sender = GetStringByWstrAddr(arg2 + OS_RECV_MSG_WXID);
}
} else {
wxMsg.is_group = false;
if (wxMsg.is_self) {
wxMsg.sender = GetSelfWxid();
} else {
wxMsg.sender = roomid;
}
}
wxMsg.thumb = GetStringByWstrAddr(arg2 + OS_RECV_MSG_THUMB);
if (!wxMsg.thumb.empty()) {
wxMsg.thumb = GetHomePath() + wxMsg.thumb;
replace(wxMsg.thumb.begin(), wxMsg.thumb.end(), '\\', '/');
}
wxMsg.extra = GetStringByWstrAddr(arg2 + OS_RECV_MSG_EXTRA);
if (!wxMsg.extra.empty()) {
wxMsg.extra = GetHomePath() + wxMsg.extra;
replace(wxMsg.extra.begin(), wxMsg.extra.end(), '\\', '/');
}
} catch (const std::exception &e) {
LOG_ERROR(GB2312ToUtf8(e.what()));
} catch (...) {
LOG_ERROR("Unknow exception.");
}
{
unique_lock<mutex> lock(gMutex);
gMsgQueue.push(wxMsg); // 推送到队列
}
gCV.notify_all(); // 通知各方消息就绪
return realRecvMsg(arg1, arg2);
}
static QWORD PrintWxLog(QWORD a1, QWORD a2, QWORD a3, QWORD a4, QWORD a5, QWORD a6, QWORD a7, QWORD a8, QWORD a9,
QWORD a10, QWORD a11, QWORD a12)
{
QWORD p = realWxLog(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12);
if (p == 0 || p == 1) {
return p;
}
LOG_INFO("【WX】\n{}", GB2312ToUtf8((char *)p));
return p;
}
static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
{
QWORD startAddr = *(QWORD *)(arg2 + OS_PYQ_MSG_START);
QWORD endAddr = *(QWORD *)(arg2 + OS_PYQ_MSG_END);
if (startAddr == 0) {
return;
}
while (startAddr < endAddr) {
WxMsg_t wxMsg;
wxMsg.type = 0x00; // 朋友圈消息
wxMsg.is_self = false;
wxMsg.is_group = false;
wxMsg.id = GET_QWORD(startAddr);
wxMsg.ts = GET_DWORD(startAddr + OS_PYQ_MSG_TS);
wxMsg.xml = GetStringByWstrAddr(startAddr + OS_PYQ_MSG_XML);
wxMsg.sender = GetStringByWstrAddr(startAddr + OS_PYQ_MSG_SENDER);
wxMsg.content = GetStringByWstrAddr(startAddr + OS_PYQ_MSG_CONTENT);
{
unique_lock<mutex> lock(gMutex);
gMsgQueue.push(wxMsg); // 推送到队列
}
gCV.notify_all(); // 通知各方消息就绪
startAddr += 0x1618;
}
}
void EnableLog()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsLogging) {
LOG_WARN("gIsLogging");
return;
}
WxLog_t funcWxLog = (WxLog_t)(g_WeChatWinDllAddr + OS_WXLOG);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
}
status = MH_CreateHook(funcWxLog, &PrintWxLog, reinterpret_cast<LPVOID *>(&realWxLog));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcWxLog);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsLogging = true;
}
void DisableLog()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsLogging) {
return;
}
status = MH_DisableHook(funcWxLog);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
gIsLogging = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
}
void ListenMessage()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsListening) {
LOG_WARN("gIsListening");
return;
}
funcRecvMsg = (RecvMsg_t)(g_WeChatWinDllAddr + OS_RECV_MSG_CALL);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
}
status = MH_CreateHook(funcRecvMsg, &DispatchMsg, reinterpret_cast<LPVOID *>(&realRecvMsg));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcRecvMsg);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsListening = true;
}
void UnListenMessage()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsListening) {
return;
}
status = MH_DisableHook(funcRecvMsg);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
gIsListening = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
}
void ListenPyq()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsListeningPyq) {
LOG_WARN("gIsListeningPyq");
return;
}
funcRecvPyq = (RecvPyq_t)(g_WeChatWinDllAddr + OS_PYQ_MSG_CALL);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
}
status = MH_CreateHook(funcRecvPyq, &DispatchPyq, reinterpret_cast<LPVOID *>(&realRecvPyq));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcRecvPyq);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsListeningPyq = true;
}
void UnListenPyq()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsListeningPyq) {
return;
}
status = MH_DisableHook(funcRecvPyq);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
gIsListeningPyq = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
}