Function at 0x503700
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x1b4
mov eax, dword [0x6a9a60]
xor eax, esp
mov dword [esp + 0x1b0], eax
mov eax, dword [esp + 0x1b8]
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x1cc]
mov ebp, str.rcmd
mov dword [esp + 0x50], 0
mov ecx, dword [edi + 0xc]
mov dword [esp + 0x28], ecx
mov ebx, dword [ecx + eax*4 + 0x148]
mov eax, dword [edi + 0x5f8]
test eax, eax
mov dword [esp + 0x54], 0
cmovne ebp, eax
mov esi, ebp
mov dword [esp + 0x58], ebp
lea ecx, [esi + 1]
nop dword [eax]
mov al, byte [esi]
inc esi
test al, al
jne 0x503760
push 0x2f
push ebp
sub esi, ecx
call sub.VCRUNTIME140.dll_strchr
add esp, 8
test eax, eax
je 0x5037aa
push ebp
call dword [0x6a9a84]
mov ebp, eax
add esp, 4
test ebp, ebp
jne 0x50380c
mov eax, 0x1b
mov ecx, dword [esp + 0x1c0]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004b3004
add esp, 0x1b4
ret
mov ecx, dword [esp + 0x28]
mov ecx, dword [ecx + 0x8c]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5037b7
sub ecx, edx
lea eax, [ecx + 2]
add eax, esi
push eax
call dword [0x6a9a78]
mov ebp, eax
add esp, 4
test ebp, ebp
je 0x50378c
mov eax, dword [esp + 0x28]
mov edx, dword [eax + 0x8c]
mov ecx, edx
lea eax, [ecx + 1]
mov dword [esp + 0x28], eax
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5037e8
sub ecx, dword [esp + 0x28]
push edx
push dword [esp + 0x5c]
lea eax, [ecx + 2]
push str._s__s
add eax, esi
push eax
push ebp
call fcn.004e1fa0
add esp, 0x14
lea eax, [esp + 0x40]
mov dword [esp + 0x78], 1
mov dword [esp + 0x7c], eax
lea eax, [esp + 0x2c]
mov dword [esp + 0x70], eax
lea eax, [esp + 0x9c]
mov dword [esp + 0x64], eax
lea eax, [esp + 0x84]
push eax
lea eax, [esp + 0x3c]
mov dword [esp + 0x78], 0
push eax
mov eax, dword [0x6b4284]
push 0
push 0
push 0
push 0
push 2
push str.Kerberos
mov dword [esp + 0x64], 2
mov dword [esp + 0x60], 0
mov dword [esp + 0x68], 0
mov dword [esp + 0x8c], 1
mov dword [esp + 0x88], 0
mov dword [esp + 0x50], 2
mov dword [esp + 0x4c], 0
mov dword [esp + 0x54], 0
mov dword [esp + 0x80], 3
mov dword [esp + 0x7c], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov eax, dword [eax + 0xc]
push 0
call eax
push str.AcquireCredentialsHandle
push eax
push edi
call fcn.005043f0
add esp, 0xc
test eax, eax
je 0x503909
push str.Failed_to_acquire_credentials.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
add esp, 0xc
lea eax, [esp + 0x38]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x10]
call eax
mov eax, 7
jmp 0x503791
push 0
push ebx
call fcn.004deea0
push ebp
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__strdup]
add esp, 0xc
mov dword [esp + 0x28], eax
test eax, eax
je 0x50378c
nop word [eax + eax]
lea ecx, [esp + 0x84]
push ecx
lea ecx, [esp + 0x58]
push ecx
lea ecx, [esp + 0x70]
push ecx
lea ecx, [esp + 0x24]
push ecx
push 0
lea ecx, [esp + 0x88]
push ecx
push 0x10
push 0
push 0x116
push eax
push dword [esp + 0x78]
lea eax, [esp + 0x64]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x18]
call eax
push dword [esp + 0x28]
mov esi, eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov ecx, dword [esp + 0x4c]
add esp, 4
test ecx, ecx
je 0x50399b
push ecx
mov ecx, dword [0x6b4284]
mov eax, dword [ecx + 0x40]
call eax
xor ecx, ecx
mov dword [esp + 0x48], ecx
mov dword [esp + 0x40], ecx
test esi, esi
je 0x5039bb
cmp esi, 0x90314
je 0x5039bb
cmp esi, 0x90313
je 0x5039bb
cmp esi, 0x90312
jne 0x503b2f
mov eax, dword [esp + 0x2c]
test eax, eax
je 0x503a30
push eax
mov word [esp + 0x14], 0x101
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x12], ax
lea eax, [esp + 0x20]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push ebx
push edi
call fcn.004d1b90
add esp, 0x14
test eax, eax
jne 0x503c09
cmp dword [esp + 0x20], 4
jne 0x503c09
lea eax, [esp + 0x20]
push eax
push dword [esp + 0x30]
push dword [esp + 0x3c]
push ebx
push edi
call fcn.004d1b90
add esp, 0x14
test eax, eax
jne 0x503ba6
mov eax, dword [esp + 0x2c]
cmp eax, dword [esp + 0x20]
jne 0x503ba6
mov ecx, dword [esp + 0x48]
mov eax, dword [esp + 0x34]
test eax, eax
je 0x503a4f
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
mov ecx, dword [esp + 0x48]
mov dword [esp + 0x34], 0
mov dword [esp + 0x2c], 0
test ecx, ecx
je 0x503a6e
mov eax, dword [0x6b4284]
push ecx
mov eax, dword [eax + 0x40]
call eax
mov dword [esp + 0x48], 0
mov dword [esp + 0x40], 0
cmp esi, 0x90312
jne 0x503d00
lea eax, [esp + 0x24]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push ebx
push edi
call fcn.004e1d60
add esp, 0x14
test eax, eax
jne 0x503ce6
cmp dword [esp + 0x24], 4
jne 0x503ce6
mov al, byte [esp + 0x11]
cmp al, 0xff
je 0x503cc1
cmp al, 1
jne 0x503cb0
push dword [esp + 0x12]
call dword [sym.imp.WS2_32.dll_ntohs]
movzx esi, ax
push esi
mov dword [esp + 0x44], esi
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0x48], eax
test eax, eax
je 0x503c83
lea ecx, [esp + 0x24]
push ecx
push dword [esp + 0x44]
push eax
push ebx
push edi
call fcn.004e1d60
add esp, 0x14
test eax, eax
jne 0x503c6c
cmp dword [esp + 0x24], esi
jne 0x503c6c
lea eax, [esp + 0x18]
push ebp
mov dword [esp + 0x54], eax
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__strdup]
add esp, 4
mov dword [esp + 0x28], eax
test eax, eax
jne 0x503930
jmp 0x50378c
push 0x100
lea eax, [esp + 0xc4]
push eax
push esi
call fcn.004fda80
push eax
push str.InitializeSecurityContext
push str.SSPI_error:__s_failed:__s
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
add esp, 0x20
lea eax, [esp + 0x38]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
mov eax, dword [esp + 0x48]
test eax, eax
je 0x503b8e
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
push str.Failed_to_initialise_security_context.
push edi
call fcn.004d15c0
add esp, 8
mov eax, 7
jmp 0x503791
push str.Failed_to_send_SSPI_authentication_token.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
mov eax, dword [esp + 0x40]
add esp, 0xc
test eax, eax
je 0x503bce
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x48]
test eax, eax
je 0x503be1
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x38]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
mov eax, 7
jmp 0x503791
push str.Failed_to_send_SSPI_authentication_request.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
mov eax, dword [esp + 0x40]
add esp, 0xc
test eax, eax
je 0x503c31
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x48]
test eax, eax
je 0x503c44
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x38]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
mov eax, 7
jmp 0x503791
push str.Failed_to_receive_SSPI_authentication_token.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
add esp, 0xc
jmp 0x503c31
push ebp
call dword [0x6a9a7c]
add esp, 4
lea eax, [esp + 0x38]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
jmp 0x50378c
movzx eax, al
push eax
movzx eax, byte [esp + 0x14]
push eax
push str.Invalid_SSPI_authentication_response_type___u__u_.
jmp 0x503cd1
movzx eax, byte [esp + 0x10]
push 0xff
push eax
push str.User_was_rejected_by_the_SOCKS5_server___u__u_.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
add esp, 0x14
jmp 0x503c44
push str.Failed_to_receive_SSPI_authentication_response.
push edi
call fcn.004d15c0
push ebp
call dword [0x6a9a7c]
add esp, 0xc
jmp 0x503c44
push ebp
call dword [0x6a9a7c]
add esp, 4
lea eax, [esp + 0x4c]
push eax
push 1
lea eax, [esp + 0x40]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 8]
call eax
mov ecx, dword [0x6b4284]
mov esi, eax
lea eax, [esp + 0x38]
push eax
mov ecx, dword [ecx + 0x10]
call ecx
push str.QueryCredentialAttributes
push esi
push edi
call fcn.005043f0
add esp, 0xc
test eax, eax
je 0x503d7a
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0x4c]
mov eax, dword [eax + 0x40]
call eax
push str.Failed_to_determine_user_name.
push edi
call fcn.004d15c0
add esp, 8
mov eax, 7
jmp 0x503791
push dword [esp + 0x4c]
push str.SOCKS5_server_authenticated_user__s_with_GSS_API._n
push edi
call fcn.004d1680
mov eax, dword [0x6b4284]
add esp, 0xc
push dword [esp + 0x4c]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x54]
mov word [esp + 0x10], 0x201
test al, 0x10
je 0x503dad
mov cl, 2
jmp 0x503db6
test eax, 0x10000
je 0x503dc8
mov cl, 1
cmp cl, 1
mov eax, str.integrity
mov edx, str.confidentiality
cmovne eax, edx
jmp 0x503dcd
mov eax, 0x612114
push eax
push str.SOCKS5_server_supports_GSS_API__s_data_protection._n
push edi
call fcn.004d1680
add esp, 0xc
cmp byte [edi + 0x6fd], 0
je 0x503dec
push 1
jmp 0x504097
lea eax, [esp + 0x8c]
push eax
push 0
lea eax, [esp + 0x20]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x2c]
call eax
push str.QueryContextAttributes
push eax
push edi
call fcn.005043f0
add esp, 0xc
test eax, eax
jne 0x503f3a
mov eax, dword [esp + 0x98]
push eax
mov dword [esp + 0xa0], eax
mov dword [esp + 0xa4], 2
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0xa4], eax
test eax, eax
je 0x503c9c
push 1
mov dword [esp + 0xac], 1
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0xb0], eax
test eax, eax
jne 0x503e83
mov eax, dword [0x6b4284]
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
jmp 0x503c9a
mov byte [eax], 0
mov eax, dword [esp + 0x94]
push eax
mov dword [esp + 0xbc], 9
mov dword [esp + 0xb8], eax
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0xbc], eax
test eax, eax
jne 0x503ed9
mov eax, dword [0x6b4284]
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xb0]
mov eax, dword [eax + 0x40]
jmp 0x503c9a
push 0
lea eax, [esp + 0x60]
push eax
push reloc.WS2_32.dll_accept
lea eax, [esp + 0x24]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x64]
call eax
push str.EncryptMessage
push eax
push edi
call fcn.005043f0
add esp, 0xc
test eax, eax
je 0x503f61
mov eax, dword [0x6b4284]
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xb0]
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0xbc]
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x24]
call eax
push str.Failed_to_query_security_context_attributes.
push edi
call fcn.004d15c0
add esp, 8
mov eax, 7
jmp 0x503791
mov eax, dword [esp + 0xb4]
add eax, dword [esp + 0xa8]
add eax, dword [esp + 0x9c]
push eax
mov dword [esp + 0x30], eax
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0x34], eax
test eax, eax
jne 0x503fc2
mov eax, dword [0x6b4284]
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xb0]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xbc]
mov eax, dword [eax + 0x40]
jmp 0x503c9a
push dword [esp + 0x9c]
push dword [esp + 0xa8]
push eax
call sub.VCRUNTIME140.dll_memcpy
push dword [esp + 0xb4]
mov eax, dword [esp + 0xac]
push dword [esp + 0xc0]
add eax, dword [esp + 0x48]
push eax
call sub.VCRUNTIME140.dll_memcpy
push dword [esp + 0xcc]
mov eax, dword [esp + 0xc4]
add eax, dword [esp + 0xb8]
push dword [esp + 0xd8]
add eax, dword [esp + 0x54]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [0x6b4284]
add esp, 0x24
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xb0]
mov dword [esp + 0xa8], 0
mov dword [esp + 0xa0], 0
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x6b4284]
push dword [esp + 0xbc]
mov dword [esp + 0xb4], 0
mov dword [esp + 0xac], 0
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0x2c]
mov dword [esp + 0xc0], 0
mov dword [esp + 0xb8], 0
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x12], ax
lea eax, [esp + 0x20]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push ebx
push edi
call fcn.004d1b90
add esp, 0x14
test eax, eax
jne 0x5043c8
cmp dword [esp + 0x20], 4
jne 0x5043c8
cmp byte [edi + 0x6fd], 0
lea eax, [esp + 0x20]
push eax
je 0x50410d
push 1
lea eax, [esp + 0x18]
mov byte [esp + 0x18], 0
push eax
push ebx
push edi
call fcn.004d1b90
add esp, 0x14
test eax, eax
jne 0x5040fa
cmp dword [esp + 0x20], 1
je 0x504148
push str.Failed_to_send_SSPI_encryption_type.
push edi
call fcn.004d15c0
add esp, 8
jmp 0x503c53
push dword [esp + 0x30]
push dword [esp + 0x3c]
push ebx
push edi
call fcn.004d1b90
add esp, 0x14
test eax, eax
jne 0x5043c1
mov eax, dword [esp + 0x2c]
cmp eax, dword [esp + 0x20]
jne 0x5043c1
mov eax, dword [esp + 0x34]
test eax, eax
je 0x504148
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x24]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push ebx
push edi
call fcn.004e1d60
add esp, 0x14
test eax, eax
jne 0x5043ae
cmp dword [esp + 0x24], 4
jne 0x5043ae
mov al, byte [esp + 0x11]
cmp al, 0xff
jne 0x504197
movzx eax, byte [esp + 0x10]
push 0xff
push eax
push str.User_was_rejected_by_the_SOCKS5_server___u__u_.
push edi
call fcn.004d15c0
add esp, 0x10
jmp 0x503c53
cmp al, 2
je 0x5041b8
movzx eax, al
push eax
movzx eax, byte [esp + 0x14]
push eax
push str.Invalid_SSPI_encryption_response_type___u__u_.
push edi
call fcn.004d15c0
add esp, 0x10
jmp 0x503c53
push dword [esp + 0x12]
call dword [sym.imp.WS2_32.dll_ntohs]
movzx esi, ax
push esi
mov dword [esp + 0xa0], esi
call dword [0x6a9a78]
add esp, 4
mov dword [esp + 0xa4], eax
test eax, eax
je 0x503c9c
lea ecx, [esp + 0x24]
push ecx
push dword [esp + 0xa0]
push eax
push ebx
push edi
call fcn.004e1d60
add esp, 0x14
test eax, eax
jne 0x50438c
cmp dword [esp + 0x24], esi
jne 0x50438c
cmp byte [edi + 0x6fd], al
jne 0x504306
mov dword [esp + 0xa8], eax
mov dword [esp + 0xb0], eax
lea eax, [esp + 0x80]
push eax
push 0
lea eax, [esp + 0x64]
mov dword [esp + 0x68], 2
push eax
lea eax, [esp + 0x24]
mov dword [esp + 0xac], 0xa
push eax
mov eax, dword [0x6b4284]
mov dword [esp + 0xbc], 1
mov eax, dword [eax + 0x68]
call eax
push str.DecryptMessage
push eax
push edi
call fcn.005043f0
add esp, 0xc
test eax, eax
je 0x5042a2
mov eax, dword [esp + 0xa4]
test eax, eax
je 0x50428d
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0xb0]
test eax, eax
je 0x503f3a
push eax
jmp 0x503f30
mov eax, dword [esp + 0xa8]
cmp eax, 1
je 0x5042df
push eax
push str.Invalid_SSPI_encryption_response_length___lu_.
push edi
call fcn.004d15c0
mov eax, dword [esp + 0xb0]
add esp, 0xc
test eax, eax
je 0x5042d3
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0xb0]
jmp 0x5043da
mov eax, dword [esp + 0xb0]
push dword [esp + 0xa4]
mov al, byte [eax]
mov byte [esp + 0x14], al
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0xb0]
jmp 0x504343
mov eax, dword [esp + 0x9c]
cmp eax, 1
je 0x504335
push eax
push str.Invalid_SSPI_encryption_response_length___lu_.
push edi
call fcn.004d15c0
mov eax, dword [0x6b4284]
add esp, 0xc
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
jmp 0x503c51
mov ecx, dword [esp + 0xa4]
push ecx
mov al, byte [ecx]
mov byte [esp + 0x14], al
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
call eax
push 1
push ebx
call fcn.004deea0
mov al, byte [esp + 0x18]
add esp, 8
test al, al
jne 0x504367
mov ecx, str.out_GSS_API_data
jmp 0x504376
cmp al, 1
mov ecx, str._GSS_API_integrity
mov edx, str._GSS_API_confidentiality
cmovne ecx, edx
push ecx
push str.SOCKS5_access_with_s_protection_granted._n
push edi
call fcn.004d1680
add esp, 0xc
xor eax, eax
jmp 0x503791
push str.Failed_to_receive_SSPI_encryption_type.
push edi
call fcn.004d15c0
mov eax, dword [0x6b4284]
add esp, 8
push dword [esp + 0xa4]
mov eax, dword [eax + 0x40]
jmp 0x503c51
push str.Failed_to_receive_SSPI_encryption_response.
push edi
call fcn.004d15c0
add esp, 8
jmp 0x503c53
push str.Failed_to_send_SSPI_encryption_type.
jmp 0x5043cd
push str.Failed_to_send_SSPI_encryption_request.
push edi
call fcn.004d15c0
mov eax, dword [esp + 0x3c]
add esp, 8
test eax, eax
je 0x503c53
push eax
mov eax, dword [0x6b4284]
mov eax, dword [eax + 0x40]
jmp 0x503c51