Function at 0x559940
Capabilities:
Act as tcp client
Connect socket
Connect tcp socket
Connect udp socket
Create tcp socket
Create udp socket
Set socket configuration

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x638780
mov eax, dword fs:[0]
push eax
sub esp, 0x50
mov eax, dword [0x70a308]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov esi, ecx
mov dword [ebp - 0x38], esi
xor ebx, ebx
mov dword [ebp - 4], ebx
lea edi, [esi + 0x3630]
push 0x3ff
push ebx
push edi
call fcn.005f8cb0
add esp, 0xc
push str.recv___PASV
push edi
mov ecx, esi
call fcn.00557160
cmp eax, ebx
jne 0x559d00
push str.Reply_on_PASV:_n
mov ecx, esi
call fcn.0054c540
push edi
mov ecx, esi
call fcn.0054c540
cmp byte [edi], 0x32
je 0x559a47
push 1
mov eax, dword [0x710430]
push eax
mov ecx, esi
call fcn.0054cc90
mov ecx, dword [esi + 0x31f4]
cmp dword [ecx + 0x244], ebx
je 0x559a15
mov ecx, esi
call fcn.00558dd0
mov dword [esi + 0x8c], 0xe
mov ecx, dword [0x7103a0]
push ecx
mov ecx, dword [esi + 0x9c]
call fcn.00554e70
mov edx, dword [esi + 0x31f4]
mov eax, 0x755a
mov dword [edx + 0x140], eax
jmp 0x559d00
cmp dword [esi + 0x3214], ebx
jne 0x559a2e
push 2
call fcn.00561210
mov dword [esi + 0x3214], 2
mov ecx, esi
call fcn.005580c0
cmp eax, ebx
jne 0x559d00
mov eax, 0x753a
jmp 0x559d00
cmp dword [esi + 0x3214], ebx
jne 0x559a66
push 1
mov ecx, dword [esi + 0x31f4]
call fcn.00561210
mov dword [esi + 0x3214], 1
push 1
mov eax, dword [0x710434]
push eax
mov ecx, esi
call fcn.0054cc90
lea edi, [esi + 0x3634]
mov dword [ebp - 0x54], edi
mov al, byte [edi]
test al, al
jne 0x559abc
push 1
mov ecx, dword [0x71037c]
push ecx
mov ecx, esi
call fcn.0054cc90
mov edx, dword [0x71037c]
push edx
mov ecx, dword [esi + 0x9c]
call fcn.00554e70
mov ecx, dword [esi + 0x31f4]
mov eax, 0x754f
mov dword [ecx + 0x140], eax
jmp 0x559d00
movsx edx, al
push edx
call fcn.005fa5cc
add esp, 4
test eax, eax
je 0x559cd0
lea eax, [ebp - 0x44]
push eax
lea ecx, [ebp - 0x40]
push ecx
lea edx, [ebp - 0x3c]
push edx
lea eax, [ebp - 0x48]
push eax
lea ecx, [ebp - 0x50]
push ecx
lea edx, [ebp - 0x5c]
push edx
push str._u__u__u__u__u__u
push edi
call fcn.005f9f5e
add esp, 0x20
cmp eax, 6
jne 0x559cd0
push str.Extracting_address_OK_n
mov ecx, esi
call fcn.0054c540
mov byte [ebp - 4], 1
mov eax, dword [esi + 0x31e8]
cmp eax, 0xffffffff
je 0x559b2a
push eax
call sub.WS2_32.dll_closesocket
mov dword [esi + 0x31e8], 0xffffffff
mov dword [ebp - 4], ebx
jmp 0x559b3f
push 0
push 1
push 2
call sub.WS2_32.dll_socket
mov dword [esi + 0x31e8], eax
cmp eax, 0xffffffff
jne 0x559bad
call sub.WS2_32.dll_WSAGetLastError
mov edi, eax
push edi
push str.Error_code___ld_n
lea eax, [ebp - 0x34]
push eax
call fcn.005fb4cb
add esp, 0xc
push 1
mov ecx, dword [0x710384]
push ecx
mov ecx, esi
call fcn.0054cc90
lea edx, [ebp - 0x34]
push edx
mov ecx, esi
call fcn.0054c540
mov eax, dword [0x710384]
push eax
mov ecx, dword [esi + 0x9c]
call fcn.00554e70
mov ecx, dword [esi + 0x31f4]
mov dword [ecx + 0x140], edi
mov eax, edi
jmp 0x559d00
mov dword [ebp - 0x58], 1
lea edx, [ebp - 0x58]
push edx
push 0x8004667e
push eax
call sub.WS2_32.dll_ioctlsocket
lea edi, [esi + 0x31fc]
xor eax, eax
mov dword [edi], eax
mov dword [edi + 4], eax
mov dword [edi + 8], eax
mov dword [edi + 0xc], eax
mov eax, 2
mov word [edi], ax
movzx ecx, byte [ebp - 0x5c]
mov byte [esi + 0x3200], cl
movzx edx, byte [ebp - 0x50]
mov byte [esi + 0x3201], dl
movzx eax, byte [ebp - 0x48]
mov byte [esi + 0x3202], al
movzx ecx, byte [ebp - 0x3c]
mov byte [esi + 0x3203], cl
movzx edx, byte [ebp - 0x40]
mov byte [esi + 0x31fe], dl
movzx eax, byte [ebp - 0x44]
mov byte [esi + 0x31ff], al
push 1
mov ecx, dword [0x7103e8]
push ecx
mov ecx, esi
call fcn.0054cc90
mov eax, dword [esi + 0x184]
test eax, eax
je 0x559c8e
mov bl, byte [eax + 0x15c]
test bl, bl
je 0x559c90
mov eax, dword [eax + 0x140]
push 1
lea edx, [ebp - 0x4c]
push edx
push eax
mov ecx, esi
call fcn.0054ce70
test eax, eax
jne 0x559d00
mov eax, dword [ebp - 0x4c]
mov dword [ebp - 0x20], eax
mov ecx, 2
mov word [ebp - 0x24], cx
mov edx, dword [esi + 0x184]
mov eax, dword [edx + 0x144]
push eax
call sub.WS2_32.dll_htons
mov word [ebp - 0x22], ax
push 0x10
lea eax, [ebp - 0x24]
push eax
mov ecx, dword [esi + 0x31e8]
push ecx
jmp 0x559c9a
xor bl, bl
push 0x10
push edi
mov edx, dword [esi + 0x31e8]
push edx
call sub.WS2_32.dll_connect
mov ecx, esi
call fcn.0054c6e0
push eax
mov ecx, dword [esi + 0xb0]
call fcn.00559710
mov ecx, esi
call fcn.0054c710
movzx eax, bl
neg eax
sbb eax, eax
and eax, 0x19
add eax, 8
mov dword [esi + 0x8c], eax
xor eax, eax
jmp 0x559d00
inc edi
jmp 0x559a7b
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.005f85e7
mov esp, ebp
pop ebp
ret