恍兮惚兮 77d889a758 update
2024-02-12 20:23:56 +08:00

296 lines
7.8 KiB
C++

#include <iostream>
#include<windows.h>
#include<thread>
#include<detours.h>
#include<string>
#include<assert.h>
#include<MinHook.h>
namespace Win32Utils{
static HANDLE SafeHandle(HANDLE h) noexcept { return (h == INVALID_HANDLE_VALUE) ? nullptr : h; }
struct HandleCloser { void operator()(HANDLE h) noexcept { assert(h != INVALID_HANDLE_VALUE); if (h) CloseHandle(h); } };
using ScopedHandle = std::unique_ptr<std::remove_pointer<HANDLE>::type, HandleCloser>;
std::wstring GetPathOfWnd(HWND hWnd) {
ScopedHandle hProc;
DWORD dwProcId = 0;
if (GetWindowThreadProcessId(hWnd, &dwProcId)) {
hProc.reset(SafeHandle(OpenProcess(PROCESS_QUERY_LIMITED_INFORMATION, FALSE, dwProcId)));
if (!hProc) {
}
} else {
}
if (!hProc) {
static const auto getProcessHandleFromHwnd = (HANDLE (WINAPI*)(HWND))GetProcAddress(
LoadLibraryEx(L"Oleacc.dll", NULL, 0), "GetProcessHandleFromHwnd");
if (getProcessHandleFromHwnd) {
hProc.reset(getProcessHandleFromHwnd(hWnd));
if (!hProc) {
}
}
if (!hProc) {
return {};
}
}
std::wstring fileName(MAX_PATH, 0);
DWORD size = MAX_PATH;
if (!QueryFullProcessImageName(hProc.get(), 0, fileName.data(), &size)) {
return {};
}
fileName.resize(size);
return fileName;
}
}
namespace StrUtils{
template<typename CHAR_T>
static void ToLowerCase(std::basic_string<CHAR_T>& str) noexcept {
for (CHAR_T& c : str) {
c = tolower(c);
}
}
}
static std::wstring GetExeName(HWND hWnd) noexcept {
std::wstring exeName = Win32Utils::GetPathOfWnd(hWnd);
exeName = exeName.substr(exeName.find_last_of(L'\\') + 1);
StrUtils::ToLowerCase(exeName);
return exeName;
}
bool(*IsValidSrcWindow)(HWND);
struct hook_stack
{
#ifndef _WIN64
uintptr_t _eflags; //pushfd
uintptr_t edi, // pushad
esi,
ebp,
esp,
ebx,
edx,
ecx, // this
eax; // 0x28
#else
uintptr_t r15,
r14,
r13,
r12,
r11,
r10,
r9,
r8,
rdi,
rsi,
rbp,
rsp,
rdx,
rcx,
rbx,
rax;
#endif
uintptr_t eflags; // pushaf
union
{
uintptr_t stack[1]; // beginning of the runtime stack
uintptr_t retaddr;
BYTE base[1];
};
};
uintptr_t findEnclosingAlignedFunction_strict(uintptr_t start, uintptr_t back_range)
{
start &= ~0xf;
for (uintptr_t i = start, j = start - back_range; i > j; i-=0x10) {
DWORD k = *(DWORD *)(i-4);
if (k == 0xcccccccc
|| k == 0x90909090
|| k == 0xccccccc3
|| k == 0x909090c3
)
return i;
}
return 0;
}
bool checkislunawindow(HWND hwndSrc)
{
wchar_t title[100];
GetWindowText(hwndSrc,title,100);
if (wcscmp(title,L"LunaTranslator")==0||GetExeName(hwndSrc) == L"lunatranslator_main.exe"||GetExeName(hwndSrc) == L"lunatranslator.exe")
return true;
else return false;
}
class hooks{
public:
void IsValidSrcWindow_hooked(uintptr_t lpDataBase)
{
auto stack=(hook_stack*)(lpDataBase-sizeof(hook_stack)+sizeof(uintptr_t));
auto hwndSrc=(HWND)(stack->rcx);
if (checkislunawindow(hwndSrc))
{
//MessageBoxW(0,GetExeName(hwndSrc).c_str(),L"",0);
stack->rcx=(uintptr_t)FindWindow(L"Shell_TrayWnd",nullptr);
}
}
hooks(LPVOID location){
BYTE common_hook[] = {
0x9c, // push rflags
0x50, // push rax
0x53, // push rbx
0x51, // push rcx
0x52, // push rdx
0x54, // push rsp
0x55, // push rbp
0x56, // push rsi
0x57, // push rdi
0x41, 0x50, // push r8
0x41, 0x51, // push r9
0x41, 0x52, // push r10
0x41, 0x53, // push r11
0x41, 0x54, // push r12
0x41, 0x55, // push r13
0x41, 0x56, // push r14
0x41, 0x57, // push r15
// https://docs.microsoft.com/en-us/cpp/build/x64-calling-convention
// https://stackoverflow.com/questions/43358429/save-value-of-xmm-registers
0x48, 0x83, 0xec, 0x20, // sub rsp,0x20
0xf3, 0x0f, 0x7f, 0x24, 0x24, // movdqu [rsp],xmm4
0xf3, 0x0f, 0x7f, 0x6c, 0x24, 0x10, // movdqu [rsp+0x10],xmm5
0x48, 0x8d, 0x94, 0x24, 0xa8, 0x00, 0x00, 0x00, // lea rdx,[rsp+0xa8]
0x48, 0xb9, 0,0,0,0,0,0,0,0, // mov rcx,@this
0x48, 0xb8, 0,0,0,0,0,0,0,0, // mov rax,@TextHook::Send
0x48, 0x89, 0xe3, // mov rbx,rsp
0x48, 0x83, 0xe4, 0xf0, // and rsp,0xfffffffffffffff0 ; align stack
0xff, 0xd0, // call rax
0x48, 0x89, 0xdc, // mov rsp,rbx
0xf3, 0x0f, 0x6f, 0x6c, 0x24, 0x10, // movdqu xmm5,XMMWORD PTR[rsp + 0x10]
0xf3, 0x0f, 0x6f, 0x24, 0x24, // movdqu xmm4,XMMWORD PTR[rsp]
0x48, 0x83, 0xc4, 0x20, // add rsp,0x20
0x41, 0x5f, // pop r15
0x41, 0x5e, // pop r14
0x41, 0x5d, // pop r13
0x41, 0x5c, // pop r12
0x41, 0x5b, // pop r11
0x41, 0x5a, // pop r10
0x41, 0x59, // pop r9
0x41, 0x58, // pop r8
0x5f, // pop rdi
0x5e, // pop rsi
0x5d, // pop rbp
0x5c, // pop rsp
0x5a, // pop rdx
0x59, // pop rcx
0x5b, // pop rbx
0x58, // pop rax
0x9d, // pop rflags
0xff, 0x25, 0x00, 0x00, 0x00, 0x00, // jmp qword ptr [rip]
0,0,0,0,0,0,0,0 // @original
};
int this_offset = 50, send_offset = 60, original_offset = 126;
DWORD _;
VirtualProtect(location, 10, PAGE_EXECUTE_READWRITE, &_);
auto trampoline=VirtualAlloc(0,sizeof(common_hook),MEM_COMMIT,PAGE_EXECUTE_READWRITE);
void* original;
MH_STATUS error;
if ((error = MH_CreateHook(location, trampoline, &original)) != MH_OK)
return;
*(hooks**)(common_hook + this_offset) = this;
*(void(hooks::**)(uintptr_t))(common_hook + send_offset) = &hooks::IsValidSrcWindow_hooked;
*(void**)(common_hook + original_offset) = original;
memcpy(trampoline, common_hook, sizeof(common_hook));
MH_EnableHook(location);
}
};
void starthookmagpie()
{
uintptr_t IsValidSrcWindow=0;
wchar_t target[]=L"Shell_TrayWnd";
auto base=(uintptr_t)GetModuleHandle(L"Magpie.App.dll");
BYTE lea[]={0x48,0x8D,0x05};
//.text:0000000180146AD0 48 8D 05 91 87 10 00 lea rax, aShellTraywnd ; "Shell_TrayWnd"
//.rdata:000000018024F268 53 00 68 00 65 00 6C 00 6C 00+text "UTF-16LE", 'Shell_TrayWnd',0
__try{
for(int i=0;i<0x1000000;i++)
{
if(memcmp(lea,(LPVOID)(i+base),3)==0)
{
auto addr=base+i;
auto leastr=(*(int*)(addr+3))+7+addr;
if(IsBadReadPtr((LPVOID)leastr,sizeof(target))==0)
if(wcscmp((wchar_t*)leastr,target)==0)
{
IsValidSrcWindow=findEnclosingAlignedFunction_strict(addr,0x1000);
break;
}
}
}
}__except(EXCEPTION_EXECUTE_HANDLER) { return; }
if(IsValidSrcWindow==0)return;
//IsValidSrcWindow=(decltype(IsValidSrcWindow))((uintptr_t)GetModuleHandle(L"Magpie.App.dll")+0x180146860-0x180000000);
MH_Initialize();
hooks _((LPVOID)IsValidSrcWindow);
// DetourTransactionBegin();
// DetourUpdateThread(GetCurrentThread());
// DetourAttach(&(PVOID&)IsValidSrcWindow,IsValidSrcWindow_hooked);
// DetourTransactionCommit();
}
auto GetClassNameWs=GetClassNameW;
int
WINAPI
GetClassNameWH(
_In_ HWND hWnd,
_Out_writes_to_(nMaxCount, return) LPWSTR lpClassName,
_In_ int nMaxCount
){
if(checkislunawindow(hWnd)){
wcscpy(lpClassName,L"ApplicationManager_ImmersiveShellWindow");
return TRUE;
}
else
return GetClassNameWs(hWnd,lpClassName,nMaxCount);
}
void starthooklossless()
{
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(&(PVOID&)GetClassNameWs, GetClassNameWH);
DetourTransactionCommit();
}
void starthook()
{
if(GetModuleHandle(L"Magpie.App.dll"))
starthookmagpie();
else if(GetModuleHandle(L"Lossless.dll"))
starthooklossless();
}
BOOL APIENTRY DllMain( HMODULE hModule,
DWORD ul_reason_for_call,
LPVOID lpReserved
)
{
switch (ul_reason_for_call)
{
case DLL_PROCESS_ATTACH:
starthook();
case DLL_THREAD_ATTACH:
case DLL_THREAD_DETACH:
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}