WipePEHeader.cpp

#include "stdafx.h"
#include <Windows.h>
#include <iostream>

void WipePEHeader(HANDLE GetModuleBase)
{
	PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)GetModuleBase;
	PIMAGE_NT_HEADERS pNTHeader = (PIMAGE_NT_HEADERS)((PBYTE)pDosHeader + (DWORD)pDosHeader->e_lfanew);

	printf("NT Header at : %p\n", pNTHeader);
	printf("DOS Header at : %p\n", pDosHeader);
	printf("Offset : %p\n", (DWORD)pNTHeader - (DWORD)pDosHeader);

	if (pNTHeader->Signature != IMAGE_NT_SIGNATURE)
	{
		puts("NT Signature mismatch\n");
		return;
	}
	if (pNTHeader->OptionalHeader.SizeOfHeaders)
	{
		DWORD Protect;
		DWORD Size = pNTHeader->OptionalHeader.SizeOfHeaders;
		printf("Header Size : %d\n", Size);
		VirtualProtect((void*)GetModuleBase, Size, PAGE_READWRITE, &Protect);
		SecureZeroMemory((void*)GetModuleBase, Size);
		VirtualProtect((void*)GetModuleBase, Size, Protect, &Protect);

	}
}

void Loop() {
	while (true) {
		std::cout << "Still looping" << std::endl;
		Sleep(2000);
	}
}

int main()
{
	HANDLE hImgAddress = GetModuleHandle(NULL);
	WipePEHeader(hImgAddress);

	Loop();
	return 0;
}