[SECTION .text] global _start _start: ; Save state of ebx and stack push ebx mov ebx, esp ; Align stack and esp, 0xffffffc0 ; Call GetProcAddress mov eax, 0x41414141 ; DllHandle, supplied by PS mov ecx, 0x41414141 ; Function name, supplied by PS push ecx push eax mov eax, 0x41414141 ; GetProcAddress address, supplied by PS call eax ; Write GetProcAddress return value to an address supplied by PS mov ecx, 0x41414141 ; Address supplied by PS mov [ecx], eax ; Fix stack mov esp, ebx pop ebx ret