Function at 0x4b7770
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x620
mov eax, dword [0x50b140]
xor eax, esp
mov dword [esp + 0x61c], eax
push ebx
mov ebx, dword [esp + 0x62c]
lea eax, [esp + 0xa8]
push ebp
push esi
push edi
mov edi, dword [esp + 0x634]
push 0x2f
push 0
push eax
mov ebp, dword [edi]
mov dword [esp + 0x3c], edi
mov dword [esp + 0x24], ebp
mov dword [esp + 0x20], 0xffffffff
call sub.VCRUNTIME140.dll_memset
mov esi, dword [ebp + 0x984]
xor eax, eax
mov dword [esp + 0x38], eax
add esp, 0xc
mov ecx, dword [ebp + 0x984]
mov dword [esp + 0x24], eax
mov dword [esp + 0x28], eax
mov dword [esp + 0x1c], eax
mov byte [esp + 0x13], 1
test ecx, ecx
je 0x4b7a00
lea edx, [ecx + 1]
nop word [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b77f0
sub ecx, edx
cmp ecx, 1
jbe 0x4b7a00
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b7807
sub ecx, edx
cmp ecx, 0x41
jae 0x4b781c
mov ecx, 0x41
jmp 0x4b782a
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b7821
sub ecx, edx
lea eax, [ecx + 1]
push 1
push eax
call dword [0x50b0ec]
add esp, 8
mov dword [esp + 0x1c], eax
test eax, eax
jne 0x4b784b
mov eax, 0x1b
jmp 0x4b7f53
mov al, byte [esi]
cmp al, 0x5b
jne 0x4b786d
push 0x5d
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebp, eax
add esp, 8
test ebp, ebp
je 0x4b7873
lea eax, [esi + 1]
mov ecx, ebp
sub ecx, eax
push ecx
push eax
jmp 0x4b78c9
cmp al, 0x3a
jne 0x4b7881
mov ebp, esi
xor esi, esi
xor edx, edx
test ebp, ebp
je 0x4b7946
jmp 0x4b78d7
push 0x3a
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebp, eax
add esp, 8
test ebp, ebp
je 0x4b792f
lea eax, [esp + 0x34]
push eax
push esi
push 0x17
call fcn.004aaf40
add esp, 0xc
cmp eax, 1
jne 0x4b78c3
mov ecx, dword [esp + 0x1c]
sub ecx, esi
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x4b78b1
jmp 0x4b7942
mov eax, ebp
sub eax, esi
push eax
push esi
mov eax, dword [esp + 0x24]
push eax
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll_strncpy]
add esp, 0xc
push 0x3a
push ebp
call sub.VCRUNTIME140.dll_strchr
mov ebp, eax
add esp, 8
xor esi, esi
xor edx, edx
test ebp, ebp
je 0x4b7946
push 0xa
push edx
lea ecx, [ebp + 1]
push ecx
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll_strtoul]
push eax
call fcn.0049c500
push 0x2d
push ebp
movzx esi, ax
call sub.VCRUNTIME140.dll_strchr
add esp, 0x18
test eax, eax
je 0x4b792b
push 0xa
inc eax
push 0
push eax
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll_strtoul]
push eax
call fcn.0049c500
add esp, 0x10
movzx edx, ax
jmp 0x4b7946
mov edx, esi
jmp 0x4b7946
mov ecx, dword [esp + 0x1c]
sub ecx, esi
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x4b7935
xor esi, esi
xor edx, edx
xor ecx, ecx
movzx eax, dx
cmp si, dx
cmovbe ecx, eax
movzx eax, si
movzx ebp, cx
xor ecx, ecx
cmp si, dx
mov esi, dword [esp + 0x1c]
cmovbe ecx, eax
movzx eax, cx
cmp byte [esi], 0
mov dword [esp + 0x28], eax
je 0x4b79ed
push 0x401
lea eax, [esp + 0x22c]
push eax
mov eax, dword [edi + 0x2b8]
push esi
push dword [edi + 0x2f4]
push dword [eax + 0x18]
call fcn.004c2eb0
add esp, 4
push eax
mov eax, dword [edi + 0x2b8]
push dword [eax + 4]
call fcn.00490320
add esp, 0x18
sub eax, 0
je 0x4b79c6
sub eax, 1
je 0x4b7f4e
sub eax, 1
jne 0x4b79ce
lea ecx, [esp + 0x228]
mov dword [esp + 0x24], ecx
jmp 0x4b79d0
mov ecx, esi
mov dword [esp + 0x24], ecx
jmp 0x4b79d0
xor ecx, ecx
mov eax, dword [esp + 0x28]
movzx eax, ax
mov dword [esp + 0x28], eax
mov dword [esp + 0x1c], ebp
test ecx, ecx
jne 0x4b7aa0
mov ebp, dword [esp + 0x18]
jmp 0x4b7a02
movzx eax, ax
mov dword [esp + 0x28], eax
mov eax, ebp
mov ebp, dword [esp + 0x18]
mov dword [esp + 0x1c], eax
jmp 0x4b7a02
xor esi, esi
lea eax, [esp + 0x20]
mov dword [esp + 0x20], 0x80
push eax
lea eax, [esp + 0x38]
push eax
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b7a58
push 0x100
lea eax, [esp + 0x12c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004876d0
push eax
push str.getsockname___failed:__s
push ebp
call fcn.00499ce0
push esi
call dword [0x50b0e0]
add esp, 0x1c
jmp 0x4b7f4e
mov ax, word [esp + 0x34]
cmp ax, 0x17
je 0x4b7a6c
lea ecx, [esp + 0x38]
movzx eax, ax
jmp 0x4b7a75
lea ecx, [esp + 0x3c]
mov eax, 0x17
push 0x401
lea edx, [esp + 0x22c]
movzx eax, ax
push edx
push ecx
push eax
call fcn.004c2f40
add esp, 0x10
lea ecx, [esp + 0x228]
xor al, al
mov dword [esp + 0x24], ecx
mov byte [esp + 0x13], al
lea eax, [esp + 0x2c]
push eax
push 0
push 0
push ecx
push edi
call fcn.004a2700
add esp, 0x14
cmp eax, 1
jne 0x4b7ac6
lea eax, [esp + 0x2c]
push eax
push edi
call fcn.00490510
add esp, 8
mov eax, dword [esp + 0x2c]
test eax, eax
je 0x4b7f31
mov ebp, dword [eax]
push eax
push dword [esp + 0x1c]
call fcn.004a29f0
add esp, 8
test ebp, ebp
je 0x4b7f31
push esi
call dword [0x50b0e0]
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
add esp, 4
nop dword [eax]
lea eax, [esp + 0x14]
push eax
push 0
push ebp
push edi
call fcn.0049b320
add esp, 0x10
mov dword [esp + 0x24], eax
test eax, eax
je 0x4b7b4c
call esi
mov ebp, dword [ebp + 0x1c]
test ebp, ebp
jne 0x4b7b00
push 0x100
lea ecx, [esp + 0x12c]
push ecx
push eax
call fcn.004876d0
push eax
push str.socket_failure:__s
push dword [esp + 0x2c]
call fcn.00499ce0
add esp, 0x18
jmp 0x4b7f4e
push dword [ebp + 0x10]
lea eax, [esp + 0x38]
push dword [ebp + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebp + 0x10]
add esp, 0xc
mov dword [esp + 0x20], eax
mov eax, dword [esp + 0x28]
movzx esi, ax
cmp ax, word [esp + 0x1c]
ja 0x4b7f17
mov eax, dword [sym.imp.WS2_32.dll_htons]
push esi
call eax
push dword [esp + 0x20]
movzx eax, ax
mov word [esp + 0x3a], ax
lea eax, [esp + 0x38]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x4b7ca4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x13]
test cl, cl
je 0x4b7c1a
cmp eax, 0x2741
jne 0x4b7c1a
push 0x100
lea eax, [esp + 0x12c]
push eax
push 0x2741
call fcn.004876d0
push eax
movzx eax, si
mov esi, dword [esp + 0x28]
push eax
push str.bind_port_hu__on_non_local_address_failed:__s_n
push esi
call fcn.00499dc0
add esp, 0x1c
mov dword [esp + 0x20], 0x80
lea eax, [esp + 0x20]
push eax
lea eax, [esp + 0x38]
push eax
push dword [edi + 0x420]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4b7c35
mov eax, dword [esp + 0x28]
movzx esi, ax
xor al, al
mov byte [esp + 0x13], al
jmp 0x4b7b78
cmp eax, 0x2740
je 0x4b7c26
cmp eax, 0xd
jne 0x4b7c6c
inc esi
mov byte [esp + 0x13], cl
movzx eax, si
mov esi, eax
jmp 0x4b7b6d
push 0x100
lea eax, [esp + 0x12c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004876d0
push eax
push str.getsockname___failed:__s
push esi
call fcn.00499ce0
push dword [esp + 0x2c]
push edi
call fcn.0049a890
add esp, 0x20
jmp 0x4b7f4e
push 0x100
lea ecx, [esp + 0x12c]
push ecx
push eax
call fcn.004876d0
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push dword [esp + 0x30]
call fcn.00499ce0
push dword [esp + 0x30]
push edi
call fcn.0049a890
add esp, 0x24
jmp 0x4b7f4e
cmp si, word [esp + 0x1c]
ja 0x4b7f17
lea eax, [esp + 0x20]
mov dword [esp + 0x20], 0x80
push eax
lea eax, [esp + 0x38]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4b7cf7
push 0x100
lea eax, [esp + 0x12c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004876d0
push eax
push str.getsockname___failed:__s
push dword [esp + 0x2c]
jmp 0x4b7c55
push 1
push dword [esp + 0x18]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x4b7d2f
push 0x100
lea eax, [esp + 0x12c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004876d0
push eax
push str.socket_failure:__s
push dword [esp + 0x2c]
jmp 0x4b7c55
push 0x2f
lea eax, [esp + 0xb8]
push eax
push ebp
call fcn.004a26b0
add esp, 0xc
cmp byte [edi + 0x51b], 0
jne 0x4b7d5b
cmp byte [edi + 0x513], 0
je 0x4b7d5b
mov byte [edi + 0x51b], 1
cmp ebx, 2
je 0x4b7db6
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x34]
nop dword [eax + eax]
cmp byte [edi + 0x51b], 0
jne 0x4b7d7d
test ebx, ebx
je 0x4b7db0
cmp ebx, 1
jne 0x4b7d88
cmp cx, 2
jne 0x4b7db0
movzx eax, cx
sub eax, 2
je 0x4b7d95
sub eax, 0x15
jne 0x4b7db0
push dword [esp + 0x36]
call esi
movzx ebp, ax
test ebx, ebx
je 0x4b7ea4
cmp ebx, 1
je 0x4b7dfa
mov cx, word [esp + 0x34]
inc ebx
cmp ebx, 2
jne 0x4b7d70
mov ebp, dword [esp + 0x24]
lea esi, [edi + 0x728]
mov dword [esi + 0x64], ebx
mov eax, dword [edi + 0x424]
cmp eax, 0xffffffff
je 0x4b7dd8
push eax
push edi
call fcn.0049a890
add esp, 8
mov eax, dword [esp + 0x14]
mov dword [edi + 0x424], eax
mov eax, ebp
mov byte [edi + 0x507], 1
mov dword [edi + 0x798], 0x1c
jmp 0x4b7f53
lea edx, [esp + 0xe4]
mov edi, 0x2c
lea esi, [esp + 0xb4]
nop dword [eax]
mov cl, byte [esi]
test cl, cl
je 0x4b7e27
cmp cl, 0x2e
movzx eax, cl
cmove eax, edi
mov byte [edx], al
inc edx
add esi, 1
jne 0x4b7e10
movzx ecx, bp
movzx eax, cl
push eax
shr ecx, 8
push ecx
push str.__d__d
push 0x14
push edx
mov byte [edx], 0
call fcn.0049cdf0
mov edi, dword [esp + 0x44]
lea eax, [esp + 0xf8]
push eax
push str.PORT
push 0x4fd150
lea esi, [edi + 0x728]
push esi
call fcn.004cb640
mov ebp, eax
add esp, 0x24
test ebp, ebp
je 0x4b7dc0
push ebp
call fcn.00487880
push eax
push str.Failure_sending_PORT_command:__s
push dword [esp + 0x24]
call fcn.00499ce0
push dword [esp + 0x24]
push edi
call fcn.0049a890
add esp, 0x18
mov dword [edi + 0x798], 0
mov eax, ebp
jmp 0x4b7f53
movzx eax, bp
lea esi, [edi + 0x728]
push eax
lea eax, [esp + 0xb8]
push eax
xor eax, eax
cmp word [esp + 0x3c], 2
setne al
inc eax
push eax
push str.EPRT
push str._s__d_s_hu
push esi
call fcn.004cb640
mov ebp, eax
add esp, 0x18
test ebp, ebp
je 0x4b7dc0
push ebp
call fcn.00487880
push eax
push str.Failure_sending_EPRT_command:__s
push dword [esp + 0x24]
call fcn.00499ce0
push dword [esp + 0x24]
push edi
call fcn.0049a890
mov dword [esi + 0x64], 1
add esp, 0x18
mov dword [edi + 0x798], 0
mov eax, ebp
jmp 0x4b7f53
push str.bind___failed__we_ran_out_of_ports_
push dword [esp + 0x1c]
call fcn.00499ce0
push dword [esp + 0x1c]
push edi
call fcn.0049a890
jmp 0x4b7f4b
mov eax, dword [esp + 0x24]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push dword [esp + 0x20]
call fcn.00499ce0
push esi
call dword [0x50b0e0]
add esp, 0x10
mov eax, 0x1e
mov ecx, dword [esp + 0x62c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cfc1f
add esp, 0x620
ret