Function at 0x503ac0
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x9b4
mov eax, dword [0x693f30]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov esi, dword [ebp + 8]
lea eax, [ebp - 0x104]
push edi
mov edi, dword [ebp + 0xc]
push 0x100
mov ebx, dword [esi]
push 0
push eax
mov dword [ebp - 0x9b4], esi
mov dword [ebp - 0x994], ebx
mov dword [ebp - 0x990], 0xffffffff
call fcn.005a49e0
mov ecx, dword [ebp - 0x994]
xor eax, eax
mov ebx, dword [ebx + 0x558]
add esp, 0xc
mov dword [ebp - 0x9b0], eax
mov dword [ebp - 0x9ac], eax
mov ecx, dword [ecx + 0x558]
mov dword [ebp - 0x99c], eax
mov dword [ebp - 0x998], eax
mov byte [ebp - 0x989], 1
mov dword [ebp - 0x9a0], eax
test ecx, ecx
je 0x503d62
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x503b50
sub ecx, edx
cmp ecx, 1
jbe 0x503d62
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x503b67
sub ecx, edx
cmp ecx, 0x16
jae 0x503b7c
mov ecx, 0x16
jmp 0x503b8a
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x503b81
sub ecx, edx
lea eax, [ecx + 1]
push 1
push eax
call dword [0x68b5d4]
add esp, 8
mov dword [ebp - 0x9a0], eax
test eax, eax
jne 0x503bb9
pop edi
pop esi
mov eax, 0x1b
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005a1c7e
mov esp, ebp
pop ebp
ret
cmp byte [ebx], 0x3a
je 0x503bf2
push 0x3a
push ebx
call fcn.005a4280
add esp, 8
mov dword [ebp - 0x9a4], eax
test eax, eax
je 0x503c66
mov ecx, eax
mov eax, dword [ebp - 0x9a0]
sub ecx, ebx
push ecx
push ebx
push eax
call fcn.005b9b80
mov ebx, dword [ebp - 0x9a4]
add esp, 0xc
test ebx, ebx
je 0x503c7d
push 0x3a
push ebx
call fcn.005a4280
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x503c7d
push 0xa
lea ecx, [ebx + 1]
push 0
push ecx
call fcn.005b6b96
push eax
call fcn.004cc920
movzx eax, ax
push 0x2d
push ebx
mov dword [ebp - 0x99c], eax
call fcn.005a4280
add esp, 0x18
test eax, eax
je 0x503c55
push 0xa
inc eax
push 0
push eax
call fcn.005b6b96
push eax
call fcn.004cc920
movzx ecx, ax
add esp, 0x10
mov dword [ebp - 0x998], ecx
jmp 0x503c7d
mov eax, dword [ebp - 0x99c]
movzx ecx, ax
mov dword [ebp - 0x998], ecx
jmp 0x503c7d
mov ecx, dword [ebp - 0x9a0]
sub ecx, ebx
nop
mov al, byte [ebx]
lea ebx, [ebx + 1]
mov byte [ecx + ebx - 1], al
test al, al
jne 0x503c70
mov ebx, dword [ebp - 0x998]
xor ecx, ecx
cmp word [ebp - 0x99c], bx
movzx eax, bx
cmovbe ecx, eax
movzx eax, cx
xor ecx, ecx
cmp word [ebp - 0x99c], bx
mov edx, eax
mov ebx, dword [ebp - 0x9a0]
mov dword [ebp - 0x998], eax
mov eax, dword [ebp - 0x99c]
movzx eax, ax
cmovbe ecx, eax
cmp byte [ebx], 0
movzx eax, cx
mov dword [ebp - 0x9a4], eax
je 0x503d4f
push 0x401
lea eax, [ebp - 0x508]
push eax
mov eax, dword [esi + 0x54]
push ebx
push dword [esi + 0x90]
push dword [eax + 0x18]
call fcn.004273f0
add esp, 4
push eax
mov eax, dword [esi + 0x54]
push dword [eax + 4]
call fcn.004273f0
add esp, 0x18
sub eax, 0
je 0x503d1b
sub eax, 1
je 0x5042ed
sub eax, 1
jne 0x503d25
lea ecx, [ebp - 0x508]
mov dword [ebp - 0x9ac], ecx
jmp 0x503d27
mov ecx, ebx
mov dword [ebp - 0x9ac], ecx
jmp 0x503d27
xor ecx, ecx
mov eax, dword [ebp - 0x9a4]
movzx eax, ax
mov dword [ebp - 0x99c], eax
mov eax, dword [ebp - 0x998]
movzx eax, ax
mov dword [ebp - 0x998], eax
test ecx, ecx
jne 0x503def
jmp 0x503d64
movzx eax, ax
mov dword [ebp - 0x99c], eax
mov eax, edx
mov dword [ebp - 0x998], eax
jmp 0x503d64
xor ebx, ebx
lea eax, [ebp - 0x9a8]
mov dword [ebp - 0x9a8], 0x80
push eax
lea eax, [ebp - 0x988]
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x503db9
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.004f6ae0
push eax
push str.getsockname___failed:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
push ebx
call dword [0x68b5c8]
add esp, 0x18
jmp 0x5042ed
push 0x401
lea eax, [ebp - 0x508]
push eax
lea eax, [ebp - 0x984]
push eax
movzx eax, word [ebp - 0x988]
push eax
call fcn.004f73f0
lea ecx, [ebp - 0x508]
mov byte [ebp - 0x989], 0
add esp, 0x10
mov dword [ebp - 0x9ac], ecx
lea eax, [ebp - 0x9b0]
push eax
push 0
push ecx
push esi
call fcn.004c10d0
add esp, 0x10
cmp eax, 1
jne 0x503e17
lea eax, [ebp - 0x9b0]
push eax
push esi
call fcn.004c0690
add esp, 8
mov eax, dword [ebp - 0x9b0]
test eax, eax
je 0x5042c6
mov ebx, dword [eax]
push eax
push dword [ebp - 0x994]
mov dword [ebp - 0x9a4], ebx
call fcn.004c1270
add esp, 8
test ebx, ebx
je 0x5042c6
mov eax, dword [ebp - 0x9a0]
push eax
call dword [0x68b5c8]
add esp, 4
mov dword [ebp - 0x990], 0xffffffff
mov dword [ebp - 0x9ac], 0
nop dword [eax + eax]
lea eax, [ebp - 0x990]
push eax
push 0
push ebx
push esi
call fcn.004cb9f0
add esp, 0x10
mov dword [ebp - 0x9a0], eax
test eax, eax
je 0x503ea8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, dword [ebx + 0x1c]
mov dword [ebp - 0x9ac], eax
mov dword [ebp - 0x9a4], ebx
test ebx, ebx
jne 0x503e70
jmp 0x503eb2
test ebx, ebx
jne 0x503ed2
mov eax, dword [ebp - 0x9ac]
push eax
push esi
call fcn.004f6ae0
push eax
push str.socket_failure:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
add esp, 0x14
jmp 0x5042ed
push dword [ebx + 0x10]
lea eax, [ebp - 0x988]
push dword [ebx + 0x18]
push eax
call fcn.005a4460
mov eax, dword [ebx + 0x10]
add esp, 0xc
mov dword [ebp - 0x9a8], eax
mov eax, dword [ebp - 0x99c]
movzx ebx, ax
cmp ax, word [ebp - 0x998]
ja 0x503fc9
cmp word [ebp - 0x988], 2
jne 0x503f1e
push ebx
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x986], ax
push dword [ebp - 0x9a8]
lea eax, [ebp - 0x988]
push eax
push dword [ebp - 0x990]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x504047
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp byte [ebp - 0x989], 0
je 0x503faf
cmp eax, 0x2741
jne 0x503faf
push eax
push esi
call fcn.004f6ae0
push eax
movzx eax, bx
mov ebx, dword [ebp - 0x994]
push eax
push str.bind_port_hu__on_non_local_address_failed:__s_n
push ebx
call fcn.004ca9c0
add esp, 0x18
mov dword [ebp - 0x9a8], 0x80
lea eax, [ebp - 0x9a8]
push eax
lea eax, [ebp - 0x988]
push eax
push dword [esi + 0x1a8]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x503fea
mov eax, dword [ebp - 0x99c]
movzx ebx, ax
mov byte [ebp - 0x989], 0
jmp 0x503fbc
cmp eax, 0x2740
je 0x503fbb
cmp eax, 0xd
jne 0x504017
inc ebx
cmp bx, word [ebp - 0x998]
jbe 0x503f06
push str.bind___failed__we_ran_out_of_ports_
push dword [ebp - 0x994]
call fcn.004ca8e0
push dword [ebp - 0x990]
push esi
call fcn.004cb150
jmp 0x5042ea
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.004f6ae0
push eax
push str.getsockname___failed:__s
push ebx
call fcn.004ca8e0
push dword [ebp - 0x990]
push esi
call fcn.004cb150
add esp, 0x1c
jmp 0x5042ed
push eax
push esi
call fcn.004f6ae0
push eax
movzx eax, bx
push eax
push str.bind_port_hu__failed:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
push dword [ebp - 0x990]
push esi
call fcn.004cb150
add esp, 0x20
jmp 0x5042ed
cmp bx, word [ebp - 0x998]
ja 0x503fc9
lea eax, [ebp - 0x9a8]
mov dword [ebp - 0x9a8], 0x80
push eax
lea eax, [ebp - 0x988]
push eax
push dword [ebp - 0x990]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x50409a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.004f6ae0
push eax
push str.getsockname___failed:__s
push dword [ebp - 0x994]
jmp 0x503ffe
push 1
push dword [ebp - 0x990]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x5040ca
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.004f6ae0
push eax
push str.socket_failure:__s
push dword [ebp - 0x994]
jmp 0x503ffe
push 0x100
lea eax, [ebp - 0x104]
push eax
push dword [ebp - 0x9a4]
call fcn.004c10a0
add esp, 0xc
cmp edi, 2
je 0x504141
mov ebx, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [ebp - 0x988]
cmp byte [esi + 0x28d], 0
jne 0x504103
test edi, edi
je 0x50413b
cmp edi, 1
jne 0x50410e
cmp cx, 2
jne 0x50413b
movzx eax, cx
sub eax, 2
jne 0x50413b
push dword [ebp - 0x986]
call ebx
movzx eax, ax
mov dword [ebp - 0x9a4], eax
test edi, edi
je 0x50423e
cmp edi, 1
je 0x504184
mov cx, word [ebp - 0x988]
inc edi
cmp edi, 2
jne 0x5040f6
mov ebx, dword [ebp - 0x9a0]
push esi
mov dword [esi + 0x4f4], edi
call fcn.005016e0
mov eax, dword [ebp - 0x990]
push 0x1c
push esi
mov dword [esi + 0x1ac], eax
mov byte [esi + 0x286], 1
call fcn.005016c0
add esp, 0xc
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005a1c7e
mov esp, ebp
pop ebp
ret
lea edx, [ebp - 0x908]
mov esi, 0x2c
lea ebx, [ebp - 0x104]
mov cl, byte [ebx]
test cl, cl
je 0x5041ac
cmp cl, 0x2e
movzx eax, cl
cmove eax, esi
mov byte [edx], al
inc edx
add ebx, 1
jne 0x504195
mov eax, dword [ebp - 0x9a4]
movzx ecx, ax
movzx eax, cl
push eax
shr ecx, 8
push ecx
push str.__d__d
push 0x14
push edx
mov byte [edx], 0
call fcn.004f4920
mov esi, dword [ebp - 0x9b4]
lea eax, [ebp - 0x908]
push eax
push str.PORT
push 0x5ff4f0
lea eax, [esi + 0x488]
push eax
call fcn.0053b9c0
mov ebx, eax
add esp, 0x24
test ebx, ebx
je 0x504147
push ebx
call fcn.004f6be0
push eax
push str.Failure_sending_PORT_command:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
push dword [ebp - 0x990]
push esi
call fcn.004cb150
push 0
push esi
call fcn.005016c0
add esp, 0x20
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005a1c7e
mov esp, ebp
pop ebp
ret
movzx eax, ax
push eax
lea eax, [ebp - 0x104]
push eax
xor eax, eax
cmp word [ebp - 0x988], 2
setne al
inc eax
push eax
push str.EPRT
lea eax, [esi + 0x488]
push str._s__d_s_hu
push eax
call fcn.0053b9c0
mov ebx, eax
add esp, 0x18
test ebx, ebx
je 0x504147
push ebx
call fcn.004f6be0
push eax
push str.Failure_sending_EPRT_command:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
push dword [ebp - 0x990]
push esi
call fcn.004cb150
push 0
push esi
mov dword [esi + 0x4f4], 1
call fcn.005016c0
add esp, 0x20
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.005a1c7e
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x9ac]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push dword [ebp - 0x994]
call fcn.004ca8e0
mov eax, dword [ebp - 0x9a0]
push eax
call dword [0x68b5c8]
add esp, 0x10
mov ecx, dword [ebp - 4]
mov eax, 0x1e
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.005a1c7e
mov esp, ebp
pop ebp
ret