Function at 0x4df2f0
Capabilities:
Create a process with modified i/o handles and window
Create pipe
Create process on windows
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5481c0
mov eax, dword fs:[0]
push eax
mov eax, 0x108c
call fcn.00545960
mov eax, dword [0x570400]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
xorps xmm0, xmm0
mov esi, dword [ebp + 0xc]
mov dword [ebp - 0x1014], edi
movups xmmword [ebp - 0x102c], xmm0
mov dword [ebp - 0x101c], 0
mov dword [ebp - 0x1018], 0xf
mov byte [ebp - 0x102c], 0
push 0
lea eax, [ebp - 0x1040]
mov dword [ebp - 4], 0
push eax
lea eax, [ebp - 0x1034]
movq qword [ebp - 0x103c], xmm0
push eax
lea eax, [ebp - 0x1030]
mov dword [ebp - 0x1040], 0xc
push eax
mov dword [ebp - 0x1038], 1
mov dword [ebp - 0x103c], 0
call dword [sym.imp.KERNEL32.dll_CreatePipe]
push 0
test eax, eax
jne 0x4df3fd
xorps xmm0, xmm0
mov ecx, edi
movups xmmword [edi], xmm0
push 0x5590e3
mov dword [edi + 0x10], eax
mov dword [edi + 0x14], eax
call fcn.00403d10
mov ecx, dword [ebp - 0x1018]
cmp ecx, 0xf
jbe 0x4df5c9
mov edx, dword [ebp - 0x102c]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x4df3ee
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4df4f9
push ecx
push edx
call fcn.005453ef
add esp, 8
jmp 0x4df5c9
push 1
push dword [ebp - 0x1030]
call dword [sym.imp.KERNEL32.dll_SetHandleInformation]
push 0x40
lea eax, [ebp - 0x1090]
mov dword [ebp - 0x1094], 0x44
push 0
push eax
call sub.VCRUNTIME140.dll_memset
xor eax, eax
mov dword [ebp - 0x1068], 0x101
add esp, 0xc
mov word [ebp - 0x1064], ax
cmp dword [esi + 0x14], 0xf
xorps xmm0, xmm0
mov eax, dword [ebp - 0x1034]
mov dword [ebp - 0x1058], eax
mov dword [ebp - 0x1054], eax
movups xmmword [ebp - 0x1050], xmm0
jbe 0x4df45f
mov esi, dword [esi]
lea eax, [ebp - 0x1050]
push eax
lea eax, [ebp - 0x1094]
push eax
push 0
push 0
push 0x8000000
push 1
push 0
push 0
push esi
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
push dword [ebp - 0x1034]
test eax, eax
jne 0x4df4ff
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call esi
push dword [ebp - 0x1030]
call esi
xorps xmm0, xmm0
mov ecx, edi
push 0
movups xmmword [edi], xmm0
push 0x5590e3
mov dword [edi + 0x10], 0
mov dword [edi + 0x14], 0
call fcn.00403d10
mov ecx, dword [ebp - 0x1018]
cmp ecx, 0xf
jbe 0x4df5c9
mov edx, dword [ebp - 0x102c]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x4df3ee
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x4df3ee
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, dword [sym.imp.KERNEL32.dll_ReadFile]
lea eax, [ebp - 0x1014]
push 0
push eax
push 0xfff
lea eax, [ebp - 0x1010]
push eax
push dword [ebp - 0x1030]
call esi
test eax, eax
je 0x4df580
nop dword [eax]
mov eax, dword [ebp - 0x1014]
test eax, eax
je 0x4df580
cmp eax, 0x1000
jae 0x4df5e8
mov byte [ebp + eax - 0x1010], 0
lea ecx, [ebp - 0x102c]
lea eax, [ebp - 0x1010]
push eax
call fcn.00402850
push 0
lea eax, [ebp - 0x1014]
push eax
push 0xfff
lea eax, [ebp - 0x1010]
push eax
push dword [ebp - 0x1030]
call esi
test eax, eax
jne 0x4df530
push dword [ebp - 0x1030]
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call esi
push dword [ebp - 0x1050]
call esi
push dword [ebp - 0x104c]
call esi
xorps xmm0, xmm0
movups xmmword [edi], xmm0
mov dword [edi + 0x10], 0
movups xmm0, xmmword [ebp - 0x102c]
mov dword [edi + 0x14], 0
movups xmmword [edi], xmm0
movq xmm0, qword [ebp - 0x101c]
movq qword [edi + 0x10], xmm0
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0054507b
mov esp, ebp
pop ebp
ret 8
call fcn.00545543
int3