Executing shellcode using timer.
Eksekusi shellcode dengan CreateThreadpoolTimer.
Thread pool adalah sekumpulan worker thread yang mengeksekusi callback secara asinkron.
PTP_TIMER CreateThreadpoolTimer(PTP_TIMER_CALLBACK pfnti, PVOID pv, PTP_CALLBACK_ENVIRON pcbe);
void SetThreadpoolTimer(PTP_TIMER pti, PFILETIME pftDueTime, DWORD msPeriod, DWORD msWindowLength);
HANDLE CreateEventA(LPSECURITY_ATTRIBUTES lpEventAttributes, BOOL bManualReset, BOOL bInitialState, LPCSTR lpName);
DWORD WaitForSingleObject (HANDLE hHandle, DWORD dwMilliseconds);