src/FedouM/malwarefunk.cpp

#include <Windows.h>
#pragma comment(lib, "winmm.lib")

VOID WINAPI sound1() {
	HWAVEOUT hWaveOut = 0;
	WAVEFORMATEX wfx = { WAVE_FORMAT_PCM, 1, 8000, 8000, 1, 8, 0 };
	waveOutOpen(&hWaveOut, WAVE_MAPPER, &wfx, 0, 0, CALLBACK_NULL);
	char buffer[8000 * 30] = {};
	for (DWORD t = 0; t < sizeof(buffer); ++t)
		buffer[t] = static_cast<char>((t ^ t * (t >> (t >> 8 & 9) & 50) | t * 4));

	WAVEHDR header = { buffer, sizeof(buffer), 0, 0, 0, 0, 0, 0 };
	waveOutPrepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutWrite(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutUnprepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutClose(hWaveOut);
}

VOID WINAPI sound2() {
	HWAVEOUT hWaveOut = 0;
	WAVEFORMATEX wfx = { WAVE_FORMAT_PCM, 1, 8000, 8000, 1, 8, 0 };
	waveOutOpen(&hWaveOut, WAVE_MAPPER, &wfx, 0, 0, CALLBACK_NULL);
	char buffer[8000 * 30] = {};
	for (DWORD t = 0; t < sizeof(buffer); ++t)
		buffer[t] = static_cast<char>((t ^ t * (t >> (t >> 8 & 10) & 40) | t * 4));

	WAVEHDR header = { buffer, sizeof(buffer), 0, 0, 0, 0, 0, 0 };
	waveOutPrepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutWrite(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutUnprepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutClose(hWaveOut);
}

VOID WINAPI sound3() {
	HWAVEOUT hWaveOut = 0;
	WAVEFORMATEX wfx = { WAVE_FORMAT_PCM, 1, 8000, 8000, 1, 8, 0 };
	waveOutOpen(&hWaveOut, WAVE_MAPPER, &wfx, 0, 0, CALLBACK_NULL);
	char buffer[8000 * 30] = {};
	for (DWORD t = 0; t < sizeof(buffer); ++t)
		buffer[t] = static_cast<char>(t * ((t >> 12 | t >> 6) & 69 & t >> 3) | t * 4 | t * (t >> 9));

	WAVEHDR header = { buffer, sizeof(buffer), 0, 0, 0, 0, 0, 0 };
	waveOutPrepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutWrite(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutUnprepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutClose(hWaveOut);
}

VOID WINAPI sound4() {
	HWAVEOUT hWaveOut = 0;
	WAVEFORMATEX wfx = { WAVE_FORMAT_PCM, 1, 11025, 11025, 1, 8, 0 };
	waveOutOpen(&hWaveOut, WAVE_MAPPER, &wfx, 0, 0, CALLBACK_NULL);
	char buffer[11025 * 30] = {};
	for (DWORD t = 0; t < sizeof(buffer); ++t)
		buffer[t] = static_cast<char>(t * (t >> 6 & t >> 2));

	WAVEHDR header = { buffer, sizeof(buffer), 0, 0, 0, 0, 0, 0 };
	waveOutPrepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutWrite(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutUnprepareHeader(hWaveOut, &header, sizeof(WAVEHDR));
	waveOutClose(hWaveOut);
}

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) {
	sound1();
	Sleep(30000);
	sound2();
	Sleep(30000);
	sound3();
	Sleep(30000);
	sound4();
	Sleep(30000);
}