LONG WINAPI VectoredHandler(struct _EXCEPTION_POINTERS *ExceptionInfo)
{
    printf("%X\n", ExceptionInfo->ExceptionRecord->ExceptionAddress);
    DWORD old = 0;
    SetLastError(0);
    VirtualProtectEx(GetCurrentProcess(), ExceptionInfo->ExceptionRecord->ExceptionAddress, 4096, PAGE_EXECUTE_READWRITE,&old);
    printf("%d\n", GetLastError());
    ((unsigned char*)ExceptionInfo->ExceptionRecord->ExceptionAddress)[0] = 0x90;
    return EXCEPTION_CONTINUE_EXECUTION;
}

int main()
{
    AddVectoredExceptionHandler(0, VectoredHandler);
    __asm
    {
        int 3h
    }
    printf("Hello World!!!\n");
    _getch();
    return 0;
}