Function at 0x423ec0
Capabilities:
Allocate or change rwx memory
Create process on windows
Execute shellcode via indirect call
Resume thread

Disassembly:
sub esp, 0x778
push ebx
push esi
push edi
mov edi, dword [esp + 0x788]
lea eax, [esp + 0x174]
mov esi, ecx
push eax
push edi
call fcn.004256f0
mov ebx, dword [esp + 0x78c]
lea ecx, [esp + 0x174]
push ecx
push edi
mov ecx, esi
mov dword [esp + 0x234], ebx
call fcn.00425730
mov edx, dword [esi + 0x164]
mov ecx, esi
push edx
call fcn.00426270
mov eax, dword [esi + 0x544]
push 1
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_FlushInstructionCache]
mov eax, dword [esp + 0x224]
test eax, eax
je 0x424117
mov eax, dword [esi + 0x174]
xor ecx, ecx
mov dword [esp + 0x10], ecx
lea edx, [esp + 0xc]
mov dword [esp + 0x14], ecx
mov dword [esp + 0xc], 0
push ecx
push 0x10
mov dword [esp + 0x20], ecx
push edx
push eax
mov ecx, esi
call fcn.00421ab0
mov eax, dword [0x4ba85c]
test eax, eax
jne 0x423f7c
push str.OpenThread
push str.kernel32.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [0x4ba85c], eax
mov ecx, dword [esp + 0x18]
push ebp
push ecx
push 0
push 0x1f03ff
call eax
mov ebx, eax
lea edx, [esp + 0x178]
mov ecx, 0xb3
xor eax, eax
lea edi, [esp + 0x178]
push edx
rep stosd dword es:[edi], eax
push ebx
mov dword [esp + 0x180], 0x10001
call dword [sym.imp.KERNEL32.dll_GetThreadContext]
mov eax, dword [esp + 0x18]
push eax
push 0
push 0x1f0fff
call dword [sym.imp.KERNEL32.dll_OpenProcess]
push 0x40
push 0x1000
mov ebp, eax
push 0x1000
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_VirtualAllocEx]
lea ecx, [esp + 0x78]
mov dword [esp + 0x20], eax
push ecx
mov ecx, esi
call fcn.00423cf0
mov edx, dword [sym.imp.KERNEL32.dll_CreateEventA]
mov edi, eax
push edx
push 0xaabbccdd
lea eax, [esp + 0x80]
push edi
push eax
call fcn.00446350
mov ecx, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
lea edx, [esp + 0x88]
push ecx
push 0x11223344
push edi
push edx
call fcn.00446350
mov eax, dword [esp + 0x250]
lea ecx, [esp + 0x98]
push eax
push 0x778899aa
push edi
push ecx
call fcn.00446350
add esp, 0x30
lea edx, [esp + 0x78]
push 0
push edi
mov edi, dword [esp + 0x28]
push edx
push edi
push ebp
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
lea eax, [esp + 0x178]
mov dword [esp + 0x230], edi
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_SetThreadContext]
mov ecx, dword [esp + 0x18]
lea edx, [esp + 0x588]
push ecx
push 0x4a69b4
push edx
call dword [sym.imp.MSVCRT.dll_sprintf]
add esp, 0xc
lea eax, [esp + 0x588]
push 0
push 0x40
push eax
call sub.MFC42.DLL_AfxMessageBox
push ebx
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov edx, dword [esi + 0x1b0]
mov ecx, dword [esp + 0x18]
push edi
add edx, 0x5e4
push ecx
push edx
lea eax, [esp + 0x450]
push str.__s___p__ld__c__a__p
push eax
call dword [sym.imp.MSVCRT.dll_sprintf]
mov ecx, 0x10
xor eax, eax
lea edi, [esp + 0x4c]
add esp, 0x14
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x24]
lea edx, [esp + 0x34]
push ecx
mov ecx, dword [esi + 0x1b0]
push edx
push eax
push eax
push eax
push eax
push eax
push eax
lea eax, [esp + 0x464]
add ecx, 0x5e4
push eax
push ecx
mov dword [esp + 0x5c], 0x44
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
call esi
push ebp
call esi
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x778
ret 8