Function at 0x640c40
Capabilities:
Resolve function by parsing pe exports

Disassembly:
sub esp, 0x1b8
mov eax, dword [0x73a280]
xor eax, esp
mov dword [esp + 0x1b4], eax
mov eax, dword [esp + 0x1bc]
push ebx
push ebp
mov dword [esp + 0x48], eax
mov ebx, str.rcmd
mov ebp, dword [eax + 0xc]
mov eax, dword [eax + 0x10]
push esi
push edi
mov edi, dword [esp + 0x1d0]
mov eax, dword [ebp + eax*4 + 0x128]
mov dword [esp + 0x5c], eax
mov dword [esp + 0x4c], ebp
mov eax, dword [edi + 0x5cc]
test eax, eax
mov dword [esp + 0x58], 0
cmovne ebx, eax
mov dword [esp + 0x54], 0
mov esi, ebx
lea ecx, [esi + 1]
mov al, byte [esi]
inc esi
test al, al
jne 0x640ca4
push 0x2f
push ebx
sub esi, ecx
call fcn.006443c0
add esp, 8
test eax, eax
je 0x640cea
push ebx
call dword [0x73c768]
mov ebp, eax
add esp, 4
test ebp, ebp
jne 0x640d41
mov eax, 0x1b
mov ecx, dword [esp + 0x1c4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005c8a4d
add esp, 0x1b8
ret
mov ecx, dword [ebp + 0x78]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x640cf0
sub ecx, edx
lea eax, [ecx + 2]
add eax, esi
push eax
call dword [0x73c75c]
mov ebp, eax
add esp, 4
test ebp, ebp
je 0x640ccc
mov eax, dword [esp + 0x4c]
mov edx, dword [eax + 0x78]
mov ecx, edx
lea eax, [ecx + 1]
mov dword [esp + 0x4c], eax
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x640d20
sub ecx, dword [esp + 0x4c]
push edx
push ebx
push str._s__s
lea eax, [ecx + 2]
add eax, esi
push eax
push ebp
call fcn.00613220
add esp, 0x14
lea eax, [esp + 0x3c]
mov dword [esp + 0x7c], 1
mov dword [esp + 0x80], eax
lea eax, [esp + 0x28]
mov dword [esp + 0x74], eax
lea eax, [esp + 0xa0]
mov dword [esp + 0x68], eax
lea eax, [esp + 0x88]
push eax
lea eax, [esp + 0x38]
mov dword [esp + 0x7c], 0
push eax
mov eax, dword [0x7c07c0]
push 0
push 0
push 0
push 0
push 2
push str.Kerberos
mov dword [esp + 0x60], 2
mov dword [esp + 0x5c], 0
mov dword [esp + 0x64], 0
mov dword [esp + 0x90], 1
mov dword [esp + 0x8c], 0
mov dword [esp + 0x4c], 2
mov dword [esp + 0x48], 0
mov dword [esp + 0x50], 0
mov dword [esp + 0x84], 3
mov dword [esp + 0x80], 0
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov eax, dword [eax + 0xc]
push 0
call eax
push str.AcquireCredentialsHandle
push eax
push edi
call fcn.00641940
add esp, 0xc
test eax, eax
je 0x640e44
push str.Failed_to_acquire_credentials.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
add esp, 0xc
lea eax, [esp + 0x34]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x10]
call eax
mov eax, 7
jmp 0x640cd1
push 0
push dword [esp + 0x60]
call fcn.0063aa50
push ebp
call fcn.00663c47
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x640ccc
lea eax, [esp + 0x88]
push eax
lea eax, [esp + 0x5c]
push eax
lea eax, [esp + 0x74]
push eax
lea eax, [esp + 0x24]
push eax
push 0
lea eax, [esp + 0x8c]
push eax
push 0x10
push 0
push 0x116
push ebx
push dword [esp + 0x7c]
lea eax, [esp + 0x60]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x18]
call eax
push ebx
mov esi, eax
call fcn.00657fee
mov ecx, dword [esp + 0x48]
add esp, 4
test ecx, ecx
je 0x640ec9
push ecx
mov ecx, dword [0x7c07c0]
mov eax, dword [ecx + 0x40]
call eax
xor ecx, ecx
mov dword [esp + 0x44], ecx
mov dword [esp + 0x3c], ecx
test esi, esi
je 0x640ee9
cmp esi, 0x90314
je 0x640ee9
cmp esi, 0x90313
je 0x640ee9
cmp esi, 0x90312
jne 0x641068
mov eax, dword [esp + 0x28]
test eax, eax
je 0x640f68
push eax
mov word [esp + 0x14], 0x101
call dword [sym.imp.WS2_32.dll_htons]
mov ebx, dword [esp + 0x50]
mov word [esp + 0x12], ax
lea eax, [esp + 0x20]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push edi
push dword [ebx + 4]
call fcn.006027b0
add esp, 0x14
cmp dword [esp + 0x20], 0
jne 0x641142
cmp eax, 4
jne 0x641142
lea eax, [esp + 0x20]
push eax
push dword [esp + 0x2c]
push dword [esp + 0x38]
push edi
push dword [ebx + 4]
call fcn.006027b0
add esp, 0x14
cmp dword [esp + 0x20], 0
jne 0x6410df
cmp dword [esp + 0x28], eax
jne 0x6410df
mov ecx, dword [esp + 0x44]
jmp 0x640f6c
mov ebx, dword [esp + 0x50]
mov eax, dword [esp + 0x30]
test eax, eax
je 0x640f8b
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
mov ecx, dword [esp + 0x44]
mov dword [esp + 0x30], 0
mov dword [esp + 0x28], 0
test ecx, ecx
je 0x640faa
mov eax, dword [0x7c07c0]
push ecx
mov eax, dword [eax + 0x40]
call eax
mov dword [esp + 0x44], 0
mov dword [esp + 0x3c], 0
cmp esi, 0x90312
jne 0x641239
lea eax, [esp + 0x24]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push edi
push ebx
call fcn.00631b60
add esp, 0x14
test eax, eax
jne 0x64121f
cmp dword [esp + 0x24], 4
jne 0x64121f
mov al, byte [esp + 0x11]
cmp al, 0xff
je 0x6411fa
cmp al, 1
jne 0x6411e9
push dword [esp + 0x12]
call dword [sym.imp.WS2_32.dll_ntohs]
movzx esi, ax
push esi
mov dword [esp + 0x40], esi
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0x44], eax
test eax, eax
je 0x6411bc
lea ecx, [esp + 0x24]
push ecx
push dword [esp + 0x40]
push eax
push edi
push ebx
call fcn.00631b60
add esp, 0x14
test eax, eax
jne 0x6411a5
cmp dword [esp + 0x24], esi
jne 0x6411a5
lea eax, [esp + 0x18]
push ebp
mov dword [esp + 0x58], eax
call fcn.00663c47
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x640e62
jmp 0x640ccc
push 0x100
lea eax, [esp + 0xc8]
push eax
push esi
call fcn.00614730
push eax
push str.InitializeSecurityContext
push 0x6f2bc0
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
add esp, 0x20
lea eax, [esp + 0x34]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
mov eax, dword [esp + 0x44]
test eax, eax
je 0x6410c7
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
push str.Failed_to_initialise_security_context.
push edi
call fcn.00603030
add esp, 8
mov eax, 7
jmp 0x640cd1
push str.Failed_to_send_SSPI_authentication_token.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
mov eax, dword [esp + 0x3c]
add esp, 0xc
test eax, eax
je 0x641107
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x44]
test eax, eax
je 0x64111a
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x34]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
mov eax, 7
jmp 0x640cd1
push str.Failed_to_send_SSPI_authentication_request.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
mov eax, dword [esp + 0x3c]
add esp, 0xc
test eax, eax
je 0x64116a
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x44]
test eax, eax
je 0x64117d
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x34]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
mov eax, 7
jmp 0x640cd1
push str.Failed_to_receive_SSPI_authentication_token.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
add esp, 0xc
jmp 0x64116a
push ebp
call dword [0x73c760]
add esp, 4
lea eax, [esp + 0x34]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x10]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
jmp 0x640ccc
movzx eax, al
push eax
movzx eax, byte [esp + 0x14]
push eax
push str.Invalid_SSPI_authentication_response_type___u__u_.
jmp 0x64120a
movzx eax, byte [esp + 0x10]
push 0xff
push eax
push str.User_was_rejected_by_the_SOCKS5_server___u__u_.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
add esp, 0x14
jmp 0x64117d
push str.Failed_to_receive_SSPI_authentication_response.
push edi
call fcn.00603030
push ebp
call dword [0x73c760]
add esp, 0xc
jmp 0x64117d
push ebp
call dword [0x73c760]
add esp, 4
lea eax, [esp + 0x48]
push eax
push 1
lea eax, [esp + 0x3c]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 8]
call eax
mov ecx, dword [0x7c07c0]
mov esi, eax
lea eax, [esp + 0x34]
push eax
mov ecx, dword [ecx + 0x10]
call ecx
push str.QueryCredentialAttributes
push esi
push edi
call fcn.00641940
add esp, 0xc
test eax, eax
je 0x6412b3
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0x48]
mov eax, dword [eax + 0x40]
call eax
push str.Failed_to_determine_user_name.
push edi
call fcn.00603030
add esp, 8
mov eax, 7
jmp 0x640cd1
push dword [esp + 0x48]
push str.SOCKS5_server_authenticated_user__s_with_GSS_API.
push edi
call fcn.00603100
mov eax, dword [0x7c07c0]
add esp, 0xc
push dword [esp + 0x48]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0x58]
mov word [esp + 0x10], 0x201
test al, 0x10
je 0x6412e6
mov cl, 2
jmp 0x6412ef
test eax, 0x10000
je 0x641301
mov cl, 1
cmp cl, 1
mov eax, str.integrity
mov edx, str.confidentiality
cmovne eax, edx
jmp 0x641306
mov eax, 0x6f2dfc
push eax
push str.SOCKS5_server_supports_GSS_API__s_data_protection.
push edi
call fcn.00603100
add esp, 0xc
cmp byte [edi + 0x6dd], 0
je 0x641325
push 1
jmp 0x6415d0
lea eax, [esp + 0x90]
push eax
push 0
lea eax, [esp + 0x20]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x2c]
call eax
push str.QueryContextAttributes
push eax
push edi
call fcn.00641940
add esp, 0xc
test eax, eax
jne 0x641473
mov eax, dword [esp + 0x9c]
push eax
mov dword [esp + 0xa4], eax
mov dword [esp + 0xa8], 2
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0xa8], eax
test eax, eax
je 0x6411d5
push 1
mov dword [esp + 0xb0], 1
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0xb4], eax
test eax, eax
jne 0x6413bc
mov eax, dword [0x7c07c0]
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
jmp 0x6411d3
mov byte [eax], 0
mov eax, dword [esp + 0x98]
push eax
mov dword [esp + 0xc0], 9
mov dword [esp + 0xbc], eax
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0xc0], eax
test eax, eax
jne 0x641412
mov eax, dword [0x7c07c0]
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xb4]
mov eax, dword [eax + 0x40]
jmp 0x6411d3
push 0
lea eax, [esp + 0x64]
push eax
push reloc.WS2_32.dll_accept
lea eax, [esp + 0x24]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x64]
call eax
push str.EncryptMessage
push eax
push edi
call fcn.00641940
add esp, 0xc
test eax, eax
je 0x64149a
mov eax, dword [0x7c07c0]
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xb4]
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0xc0]
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x18]
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x24]
call eax
push str.Failed_to_query_security_context_attributes.
push edi
call fcn.00603030
add esp, 8
mov eax, 7
jmp 0x640cd1
mov eax, dword [esp + 0xb8]
add eax, dword [esp + 0xac]
add eax, dword [esp + 0xa0]
push eax
mov dword [esp + 0x2c], eax
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0x30], eax
test eax, eax
jne 0x6414fb
mov eax, dword [0x7c07c0]
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xb4]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xc0]
mov eax, dword [eax + 0x40]
jmp 0x6411d3
push dword [esp + 0xa0]
push dword [esp + 0xac]
push eax
call fcn.00643a30
push dword [esp + 0xb8]
mov eax, dword [esp + 0xb0]
push dword [esp + 0xc4]
add eax, dword [esp + 0x44]
push eax
call fcn.00643a30
push dword [esp + 0xd0]
mov eax, dword [esp + 0xc8]
add eax, dword [esp + 0xbc]
push dword [esp + 0xdc]
add eax, dword [esp + 0x50]
push eax
call fcn.00643a30
mov eax, dword [0x7c07c0]
add esp, 0x24
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xb4]
mov dword [esp + 0xac], 0
mov dword [esp + 0xa4], 0
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [0x7c07c0]
push dword [esp + 0xc0]
mov dword [esp + 0xb8], 0
mov dword [esp + 0xb0], 0
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0x28]
mov dword [esp + 0xc4], 0
mov dword [esp + 0xbc], 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 edi
push dword [ebx + 4]
call fcn.006027b0
add esp, 0x14
cmp dword [esp + 0x20], 0
jne 0x64190a
cmp eax, 4
jne 0x64190a
cmp byte [edi + 0x6dd], 0
lea ecx, [esp + 0x20]
mov eax, dword [ebx + 4]
push ecx
je 0x64164d
push 1
lea ecx, [esp + 0x18]
mov byte [esp + 0x18], 0
push ecx
push edi
push eax
call fcn.006027b0
add esp, 0x14
cmp dword [esp + 0x20], 0
jne 0x64163a
cmp eax, 1
je 0x641687
push str.Failed_to_send_SSPI_encryption_type.
push edi
call fcn.00603030
add esp, 8
jmp 0x64118c
push dword [esp + 0x2c]
push dword [esp + 0x38]
push edi
push eax
call fcn.006027b0
add esp, 0x14
cmp dword [esp + 0x20], 0
jne 0x641903
cmp dword [esp + 0x28], eax
jne 0x641903
mov eax, dword [esp + 0x30]
test eax, eax
je 0x641687
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
lea eax, [esp + 0x24]
push eax
push 4
lea eax, [esp + 0x18]
push eax
push edi
push ebx
call fcn.00631b60
add esp, 0x14
test eax, eax
jne 0x6418f0
cmp dword [esp + 0x24], 4
jne 0x6418f0
mov al, byte [esp + 0x11]
cmp al, 0xff
jne 0x6416d6
movzx eax, byte [esp + 0x10]
push 0xff
push eax
push str.User_was_rejected_by_the_SOCKS5_server___u__u_.
push edi
call fcn.00603030
add esp, 0x10
jmp 0x64118c
cmp al, 2
je 0x6416f7
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.00603030
add esp, 0x10
jmp 0x64118c
push dword [esp + 0x12]
call dword [sym.imp.WS2_32.dll_ntohs]
movzx esi, ax
push esi
mov dword [esp + 0xa4], esi
call dword [0x73c75c]
add esp, 4
mov dword [esp + 0xa8], eax
test eax, eax
je 0x6411d5
lea ecx, [esp + 0x24]
push ecx
push dword [esp + 0xa4]
push eax
push edi
push ebx
call fcn.00631b60
add esp, 0x14
test eax, eax
jne 0x6418ce
cmp dword [esp + 0x24], esi
jne 0x6418ce
cmp byte [edi + 0x6dd], al
jne 0x641845
mov dword [esp + 0xac], eax
mov dword [esp + 0xb4], eax
lea eax, [esp + 0x84]
push eax
push 0
lea eax, [esp + 0x68]
mov dword [esp + 0x6c], 2
push eax
lea eax, [esp + 0x24]
mov dword [esp + 0xb0], 0xa
push eax
mov eax, dword [0x7c07c0]
mov dword [esp + 0xc0], 1
mov eax, dword [eax + 0x68]
call eax
push str.DecryptMessage
push eax
push edi
call fcn.00641940
add esp, 0xc
test eax, eax
je 0x6417e1
mov eax, dword [esp + 0xa8]
test eax, eax
je 0x6417cc
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0xb4]
test eax, eax
je 0x641473
push eax
jmp 0x641469
mov eax, dword [esp + 0xac]
cmp eax, 1
je 0x64181e
push eax
push str.Invalid_SSPI_encryption_response_length___lu_.
push edi
call fcn.00603030
mov eax, dword [esp + 0xb4]
add esp, 0xc
test eax, eax
je 0x641812
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
mov eax, dword [esp + 0xb4]
jmp 0x64191c
mov eax, dword [esp + 0xb4]
push dword [esp + 0xa8]
mov al, byte [eax]
mov byte [esp + 0x14], al
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
push dword [esp + 0xb4]
jmp 0x641882
mov eax, dword [esp + 0xa0]
cmp eax, 1
je 0x641874
push eax
push str.Invalid_SSPI_encryption_response_length___lu_.
push edi
call fcn.00603030
mov eax, dword [0x7c07c0]
add esp, 0xc
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
jmp 0x64118a
mov ecx, dword [esp + 0xa8]
push ecx
mov al, byte [ecx]
mov byte [esp + 0x14], al
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
call eax
push 1
push dword [esp + 0x60]
call fcn.0063aa50
mov al, byte [esp + 0x18]
add esp, 8
test al, al
jne 0x6418a9
mov ecx, str.out_GSS_API_data
jmp 0x6418b8
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.
push edi
call fcn.00603100
add esp, 0xc
xor eax, eax
jmp 0x640cd1
push str.Failed_to_receive_SSPI_encryption_type.
push edi
call fcn.00603030
mov eax, dword [0x7c07c0]
add esp, 8
push dword [esp + 0xa8]
mov eax, dword [eax + 0x40]
jmp 0x64118a
push str.Failed_to_receive_SSPI_encryption_response.
push edi
call fcn.00603030
add esp, 8
jmp 0x64118c
push str.Failed_to_send_SSPI_encryption_type.
jmp 0x64190f
push str.Failed_to_send_SSPI_encryption_request.
push edi
call fcn.00603030
mov eax, dword [esp + 0x38]
add esp, 8
test eax, eax
je 0x64118c
push eax
mov eax, dword [0x7c07c0]
mov eax, dword [eax + 0x40]
jmp 0x64118a