Shellcode Loader Abusing callback to run shellcode. Overview Eksekusi shellcode dengan waveInOpen. MMRESULT waveInOpen(LPHWAVEIN phwi, UINT uDeviceID, LPCWAVEFORMATEX pwfx, DWORD_PTR dwCallback, DWORD_PTR dwInstance, DWORD fdwOpen); Reference MSDN waveInOpen MSDN structure WAVEFORMATEX