Function at 0x53ca2e
Capabilities:
Convert ip address from string

Disassembly:
sub esp, 0x68
mov eax, dword [0x6d6ec0]
xor eax, esp
mov dword [esp + 0x64], eax
mov eax, dword [esp + 0x6c]
push ebx
mov ebx, dword [esp + 0x78]
push ebp
push esi
mov esi, dword [esp + 0x7c]
mov dword [esp + 0x1c], eax
mov eax, dword [eax + 0xc]
mov dword [esp + 0x20], eax
mov ebp, dword [esi + 0x264]
mov edx, ebp
push edi
mov al, byte [eax + 0x64]
lea edi, [esi + 8]
mov byte [esp + 0x13], al
lea ecx, [edx + 1]
nop
mov al, byte [edx]
inc edx
test al, al
jne 0x53c370
mov al, byte [ebx + 0x48b]
sub edx, ecx
mov byte [esp + 0x1b], al
xor ecx, ecx
mov eax, dword [esi]
dec eax
mov dword [esp + 0x2c], edx
mov dword [esp + 0x14], 0
mov byte [esp + 0x12], 0
mov dword [esp + 0x1c], ecx
cmp eax, 0xf
ja case.0x53c3ae.5
mov dword [esp + 0x30], 2
jmp dword [eax*4 + 0x53cd08]
mov eax, dword [esp + 0x24]
cmp byte [eax + 0x288], cl
je 0x53c3da
push dword [esi + 0x268]
push ebp
push str.SOCKS5:_connecting_to_HTTP_proxy__s_port__d
push ebx
call fcn.00508430
mov edx, dword [esp + 0x3c]
add esp, 0x10
cmp byte [esp + 0x13], 5
je 0x53c40f
cmp edx, 0xff
jbe 0x53c40f
push str.SOCKS5:_the_destination_hostname_is_too_long_to_be_resolved_remotely_by_the_proxy.
push ebx
call fcn.00508360
add esp, 8
mov eax, 9
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
movzx eax, byte [esp + 0x1b]
test eax, 0xfffffffa
je 0x53c42a
push eax
push str.warning:_unsupported_value_passed_to_CURLOPT_SOCKS5_AUTH:__u
push ebx
call fcn.00508430
add esp, 0xc
mov al, byte [esp + 0x1b]
test al, 1
jne 0x53c43c
mov dword [esi + 0x26c], 0
mov byte [edi], 5
test al, 4
je 0x53c455
mov byte [esp + 0x12], 1
mov ecx, 4
mov word [edi + 2], 0x100
jmp 0x53c463
mov byte [edi + 2], 0
mov ecx, 3
mov byte [esp + 0x12], 0
cmp dword [esi + 0x26c], 0
je 0x53c471
mov byte [ecx + edi], 2
inc ecx
mov ebp, dword [esp + 0x20]
lea eax, [ecx - 2]
push str.initial_SOCKS5_request
push 0x1d
push ebx
mov byte [edi + 1], al
push esi
push ebp
mov dword [esi + 0x260], edi
mov dword [esi + 4], ecx
call fcn.0053cdd0
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
cmp dword [esi], 4
je case.0x53c3ae.3
mov dword [esi], 4
jmp case.0x53c3ae.3
mov ebp, dword [esp + 0x20]
push str.initial_SOCKS5_request
push 0x1d
push ebx
push esi
push ebp
call fcn.0053cdd0
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
mov dword [esi + 4], 2
mov dword [esi + 0x260], edi
mov ebp, dword [esp + 0x20]
push str.initial_SOCKS5_response
push 0xf
push ebx
push esi
push ebp
call fcn.0053cd50
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
cmp byte [edi], 5
je 0x53c53a
push str.Received_invalid_version_in_initial_SOCKS5_response.
push ebx
call fcn.00508360
add esp, 8
mov eax, 2
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov al, byte [edi + 1]
test al, al
je 0x53c7be
cmp al, 2
jne 0x53c595
cmp dword [esi], 6
je case.0x53c3ae.6
mov dword [esi], 6
mov edx, dword [esi + 0x26c]
test edx, edx
je 0x53c655
mov ecx, dword [esi + 0x270]
test ecx, ecx
je 0x53c655
lea ebp, [edx + 1]
mov al, byte [edx]
inc edx
test al, al
jne 0x53c573
sub edx, ebp
lea ebp, [ecx + 1]
mov dword [esp + 0x28], edx
mov al, byte [ecx]
inc ecx
test al, al
jne 0x53c583
sub ecx, ebp
mov dword [esp + 0x14], ecx
jmp 0x53c65f
cmp al, 1
jne 0x53c605
cmp byte [esp + 0x12], 0
je 0x53c5df
cmp dword [esi], 5
je 0x53c5ab
mov dword [esi], 5
push ebx
push ebp
call fcn.00547790
add esp, 8
test eax, eax
je 0x53c62f
push str.Unable_to_negotiate_SOCKS5_GSS_API_context.
push ebx
call fcn.00508360
add esp, 8
mov eax, 4
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
push str.SOCKS5_GSSAPI_per_message_authentication_is_not_supported.
push ebx
call fcn.00508360
add esp, 8
mov eax, 5
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
cmp al, 0xff
jne 0x53c62f
push str.No_authentication_method_was_acceptable.
push ebx
call fcn.00508360
add esp, 8
mov eax, 0xc
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
push str.Undocumented_SOCKS5_mode_attempted_to_be_used_by_server.
push ebx
call fcn.00508360
add esp, 8
mov eax, 0x20
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
xor edx, edx
mov dword [esp + 0x28], edx
mov dword [esp + 0x14], edx
mov byte [edi], 1
mov byte [edi + 1], dl
mov eax, dword [esi + 0x26c]
test eax, eax
je 0x53c6b3
test edx, edx
je 0x53c6b3
cmp edx, 0xff
jbe 0x53c6a1
push str.Excessive_username_length_for_proxy_auth
push ebx
call fcn.00508360
add esp, 8
mov eax, 0xb
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
push edx
push eax
lea eax, [edi + 2]
push eax
call fcn.006217b0
mov edx, dword [esp + 0x34]
add esp, 0xc
mov eax, dword [esp + 0x14]
lea ebp, [edx + 2]
mov byte [edi + ebp], al
inc ebp
mov ecx, dword [esi + 0x270]
test ecx, ecx
je 0x53c70b
test eax, eax
je 0x53c70b
cmp eax, 0xff
jbe 0x53c6f9
push str.Excessive_password_length_for_proxy_auth
push ebx
call fcn.00508360
add esp, 8
mov eax, 0xa
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
push eax
push ecx
lea eax, [edi + ebp]
push eax
call fcn.006217b0
mov eax, dword [esp + 0x20]
add esp, 0xc
add ebp, eax
cmp dword [esi], 7
je 0x53c718
mov dword [esi], 7
mov dword [esi + 4], ebp
mov dword [esi + 0x260], edi
mov ebp, dword [esp + 0x20]
push str.SOCKS5_sub_negotiation_request
push 0x1c
push ebx
push esi
push ebp
call fcn.0053cdd0
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
cmp dword [esi], 8
mov dword [esi + 0x260], edi
mov dword [esi + 4], 2
je 0x53c766
mov dword [esi], 8
jmp 0x53c766
mov ebp, dword [esp + 0x20]
push str.SOCKS5_sub_negotiation_response
push 0xe
push ebx
push esi
push ebp
call fcn.0053cd50
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
mov al, byte [edi + 1]
test al, al
je 0x53c7be
movzx eax, al
push eax
movzx eax, byte [edi]
push eax
push str.User_was_rejected_by_the_SOCKS5_server___d__d_.
push ebx
call fcn.00508360
add esp, 0x10
mov eax, 0x21
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
cmp dword [esi], 9
je case.0x53c3ae.9
mov dword [esi], 9
cmp byte [esp + 0x13], 5
jne 0x53c877
lea eax, [esp + 0x1c]
push eax
push 1
push dword [esi + 0x268]
push dword [esi + 0x264]
push ebx
call fcn.005150e0
mov ecx, eax
add esp, 0x14
cmp ecx, 0xffffffff
je 0x53c8ee
mov eax, dword [esi]
cmp ecx, 1
jne 0x53c826
cmp eax, 0xa
je 0x53ccf3
pop edi
mov dword [esi], 0xa
xor eax, eax
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov ecx, dword [esp + 0x1c]
cmp eax, 0xb
je case.0x53c3ae.11
mov dword [esi], 0xb
xor ebp, ebp
test ecx, ecx
je 0x53c83d
mov ebp, dword [ecx]
mov cl, byte [ebx + 0x4a8]
mov eax, ebp
test cl, cl
je 0x53c906
cmp cl, 1
mov eax, 0x17
cmove eax, dword [esp + 0x30]
test ebp, ebp
je 0x53c90c
cmp dword [ebp + 4], eax
je 0x53c938
mov ebp, dword [ebp + 0x1c]
test ebp, ebp
jne 0x53c862
jmp 0x53c90c
mov word [edi], 0x105
mov byte [edi + 2], 0
jmp 0x53ca49
push dword [esi + 0x268]
push ebp
push ebx
call fcn.00514980
mov ecx, eax
add esp, 0xc
mov dword [esp + 0x1c], ecx
test ecx, ecx
je 0x53c8cc
mov dword [ebx + 0x910], ecx
mov byte [ebx + 0x924], 1
push dword [esi + 0x264]
push str.SOCKS5:_hostname__s_found
push ebx
call fcn.00508430
mov ecx, dword [esp + 0x28]
add esp, 0xc
test ecx, ecx
jne case.0x53c3ae.11
lea eax, [esp + 0x1c]
push eax
push ebx
call fcn.005155b0
mov ecx, dword [esp + 0x24]
add esp, 8
test ecx, ecx
jne case.0x53c3ae.11
test eax, eax
je 0x53ccf3
pop edi
pop esi
pop ebp
mov eax, 0x1b
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov ebp, eax
test eax, eax
jne 0x53c938
push dword [esi + 0x264]
push str.Failed_to_resolve___s__for_SOCKS5_connect.
push ebx
call fcn.00508360
add esp, 0xc
mov eax, 0x1b
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
push 0x2e
lea eax, [esp + 0x48]
push eax
push ebp
call fcn.00515090
mov word [edi], 0x105
add esp, 0xc
mov byte [edi + 2], 0
mov eax, dword [ebp + 4]
mov dword [esp + 0x14], 3
cmp eax, 2
jne 0x53c9b7
mov byte [edi + 3], 1
mov ecx, dword [ebp + 0x18]
mov dword [esp + 0x14], 8
movzx eax, byte [ecx + 4]
mov byte [edi + 4], al
movzx eax, byte [ecx + 5]
mov byte [edi + 5], al
movzx eax, byte [ecx + 6]
mov byte [edi + 6], al
movzx eax, byte [ecx + 7]
mov byte [edi + 7], al
lea eax, [esp + 0x44]
push dword [esi + 0x268]
push eax
push str.SOCKS5_connect_to__s:_d__locally_resolved_
push ebx
call fcn.00508430
add esp, 0x10
push dword [esp + 0x1c]
push ebx
call fcn.00515650
add esp, 8
jmp case.0x53c3ae.13
cmp eax, 0x17
jne 0x53ca09
mov byte [edi + 3], 4
xor ecx, ecx
mov edx, dword [ebp + 0x18]
mov dword [esp + 0x14], 0x14
nop dword [eax]
mov al, byte [ecx + edx + 8]
mov byte [ecx + edi + 4], al
inc ecx
cmp ecx, 0x10
jl 0x53c9d0
push dword [esi + 0x268]
lea eax, [esp + 0x48]
push eax
push str.SOCKS5_connect_to___s_:_d__locally_resolved_
push ebx
call fcn.00508430
add esp, 0x10
push dword [esp + 0x1c]
push ebx
call fcn.00515650
add esp, 8
jmp case.0x53c3ae.13
lea eax, [esp + 0x44]
push eax
push str.SOCKS5_connection_to__s_not_supported
push ebx
call fcn.00508360
add esp, 0xc
push dword [esp + 0x1c]
push ebx
call fcn.00515650
add esp, 8
jmp case.0x53c3ae.13
cmp byte [esp + 0x13], 5
mov word [edi], 0x105
mov byte [edi + 2], cl
mov dword [esp + 0x14], 3
je case.0x53c3ae.13
mov ecx, dword [esp + 0x24]
mov eax, dword [esi + 0x264]
cmp byte [ecx + 0x293], 0
je 0x53ca8a
lea ecx, [esp + 0x34]
push ecx
push eax
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x53cca3
movups xmm0, xmmword [esp + 0x34]
mov byte [edi + 3], 4
mov dword [esp + 0x14], 0x14
movups xmmword [edi + 4], xmm0
jmp 0x53cada
lea ecx, [esp + 0x28]
push ecx
push eax
push 2
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x53cab1
mov byte [edi + 3], al
mov eax, dword [esp + 0x28]
mov dword [edi + 4], eax
mov dword [esp + 0x14], 8
jmp 0x53cada
mov eax, dword [esp + 0x2c]
push eax
mov byte [edi + 3], 3
mov byte [edi + 4], al
lea eax, [edi + 5]
push dword [esi + 0x264]
push eax
call fcn.006217b0
mov eax, dword [esp + 0x38]
add esp, 0xc
add eax, 5
mov dword [esp + 0x14], eax
push dword [esi + 0x268]
push dword [esi + 0x264]
push str.SOCKS5_connect_to__s:_d__remotely_resolved_
push ebx
call fcn.00508430
add esp, 0x10
mov eax, dword [esi + 0x268]
mov ecx, dword [esp + 0x14]
sar eax, 8
mov byte [ecx + edi], al
mov al, byte [esi + 0x268]
mov byte [ecx + edi + 1], al
mov eax, dword [esp + 0x24]
cmp dword [eax + 0x4fc], 0
jne 0x53cb66
cmp dword [esi], 0xe
lea eax, [ecx + 2]
mov dword [esi + 0x260], edi
mov dword [esi + 4], eax
je case.0x53c3ae.14
mov dword [esi], 0xe
mov ebp, dword [esp + 0x20]
push str.SOCKS5_connect_request
push 0x1e
push ebx
push esi
push ebp
call fcn.0053cdd0
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
mov eax, dword [esp + 0x24]
cmp dword [eax + 0x4fc], 0
je 0x53cb8c
push str.SOCKS5_GSS_API_protection_not_yet_implemented.
push ebx
call fcn.00508360
add esp, 8
mov eax, 6
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
cmp dword [esi], 0xf
mov dword [esi + 4], 0xa
mov dword [esi + 0x260], edi
je 0x53cbaa
mov dword [esi], 0xf
jmp 0x53cbaa
mov ebp, dword [esp + 0x20]
push str.SOCKS5_connect_request_ack
push 0x10
push ebx
push esi
push ebp
call fcn.0053cd50
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
cmp byte [edi], 5
je 0x53cbf7
push str.SOCKS5_reply_has_wrong_version__version_should_be_5.
push ebx
call fcn.00508360
mov eax, dword [esp + 0x38]
add esp, 8
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov al, byte [edi + 1]
test al, al
je 0x53cc3c
movzx edi, al
mov ebp, 0x19
push edi
push dword [esi + 0x264]
push str.cannot_complete_SOCKS5_connection_to__s.___d_
push ebx
call fcn.00508360
add esp, 0x10
cmp edi, 9
jae 0x53cc27
mov ebp, dword [edi*4 + 0x683fa4]
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov al, byte [edi + 3]
cmp al, 3
jne 0x53cc4c
movzx eax, byte [edi + 4]
add eax, 7
jmp 0x53cc60
cmp al, 4
jne 0x53cc57
mov eax, 0x16
jmp 0x53cc60
cmp al, 1
jne 0x53cc95
mov eax, 0xa
mov ecx, dword [esp + 0x24]
cmp dword [ecx + 0x4fc], 0
jne 0x53ccbf
mov ecx, dword [esi]
cmp eax, 0xa
jbe 0x53cc90
add eax, 0xfffffff6
mov dword [esi + 4], eax
lea eax, [edi + 0xa]
mov dword [esi + 0x260], eax
cmp ecx, 0x10
je 0x53ccbf
mov dword [esi], 0x10
jmp 0x53ccbf
cmp ecx, 0x11
jmp 0x53ccdd
push str.SOCKS5_reply_has_wrong_address_type.
push ebx
call fcn.00508360
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret
mov ebp, dword [esp + 0x20]
push str.SOCKS5_connect_request_address
push 0xd
push ebx
push esi
push ebp
call fcn.0053cd50
add esp, 0x14
test eax, eax
jne 0x53ccf5
cmp dword [esi + 4], eax
jne 0x53ccf3
cmp dword [esi], 0x11
je case.0x53c3ae.5
mov dword [esi], 0x11
push str.SOCKS5_request_granted.
push ebx
call fcn.00508430
add esp, 8
xor eax, eax
mov ecx, dword [esp + 0x74]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0061f478
add esp, 0x68
ret