Function at 0x4b9180
Capabilities:
Check for time delay via gettickcount
Check http status code

Disassembly:
sub esp, 0x38
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x4c]
mov ebp, dword [edi]
xor ebx, ebx
mov dword [esp + 0x3c], ebx
mov eax, dword [ebp + 0x19c]
mov dword [esp + 0x2c], eax
cmp eax, ebx
jne 0x4b91a9
mov dword [esp + 0x2c], 0x36ee80
mov eax, dword [esp + 0x50]
mov ecx, dword [edi + eax*4 + 0xc8]
mov dword [esp + 0x30], ecx
mov dword [esp + 0x40], ebx
mov dword [esp + 0x44], ebx
mov dword [esp + 0x28], ebx
mov dword [esp + 0x38], ebx
mov dword [esp + 0x24], ebx
mov dword [edi + 0x188], ebx
cmp dword [edi + 0x164], ebx
jne 0x4b93c4
movzx esi, word [esp + 0x58]
mov edx, dword [esp + 0x54]
push esi
push edx
push str.Establish_HTTP_proxy_tunnel_to__s:_hu_n
push ebp
call fcn.004a7d90
mov eax, dword [ebp + 0xd4]
add esp, 0x10
cmp eax, ebx
je 0x4b9211
push eax
call dword [0x537348]
add esp, 4
mov dword [ebp + 0xd4], ebx
call fcn.004b7420
mov ebx, eax
test ebx, ebx
je 0x4b991d
mov eax, dword [esp + 0x54]
push esi
push eax
push str._s:_hu
call fcn.004a9f20
add esp, 0xc
mov dword [esp + 0x20], eax
test eax, eax
je 0x4b9913
push 1
push eax
push str.CONNECT
mov eax, edi
call fcn.004b70b0
mov esi, eax
add esp, 0xc
test esi, esi
jne 0x4b9396
mov ecx, dword [esp + 0x4c]
cmp dword [ecx + 0xac], 1
mov esi, 0x523fd1
mov edi, esi
mov dword [esp + 0x18], esi
mov dword [esp + 0x14], 0x5130a4
je 0x4b9283
mov dword [esp + 0x14], 0x5130a8
push str.Host:
push ebp
call fcn.004b6bb0
add esp, 8
test eax, eax
jne 0x4b92b1
mov edx, dword [esp + 0x20]
push edx
push str.Host:__s_r_n
call fcn.004a9f20
mov edi, eax
add esp, 8
test edi, edi
je 0x4b992a
push str.Proxy_Connection:
push ebp
call fcn.004b6bb0
add esp, 8
test eax, eax
jne 0x4b92cb
mov dword [esp + 0x18], str.Proxy_Connection:_Keep_Alive_r_n
push str.User_Agent:
push ebp
call fcn.004b6bb0
add esp, 8
test eax, eax
jne 0x4b92ef
cmp dword [ebp + 0x394], eax
je 0x4b92ef
mov eax, dword [esp + 0x4c]
mov esi, dword [eax + 0x1a0]
mov ecx, dword [esp + 0x4c]
mov eax, dword [ecx + 0x19c]
test eax, eax
jne 0x4b9302
mov eax, 0x523fd1
mov edx, dword [esp + 0x18]
mov ecx, dword [esp + 0x54]
push edx
push esi
push eax
mov eax, dword [esp + 0x20]
push edi
push eax
movzx eax, word [esp + 0x6c]
push eax
push ecx
push str.CONNECT__s:_hu_HTTP__s_r_n_s_s_s_s
push ebx
call fcn.004b7ac0
add esp, 0x24
mov esi, eax
test edi, edi
je 0x4b933d
cmp byte [edi], 0
je 0x4b933d
push edi
call dword [0x537348]
add esp, 4
test esi, esi
jne 0x4b9382
mov edi, dword [esp + 0x4c]
push ebx
push edi
call fcn.004b7ba0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4b9382
push 0x51a5e8
push ebx
call fcn.004b7ac0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4b9382
mov edx, dword [esp + 0x50]
push edx
push eax
lea eax, [ebp + 0x867c]
push eax
push edi
push ebx
call fcn.004b7430
add esp, 0x14
mov esi, eax
xor ebx, ebx
test esi, esi
je 0x4b9396
push str.Failed_sending_CONNECT_to_proxy
push ebp
call fcn.004a7e20
add esp, 8
mov ecx, dword [esp + 0x20]
push ecx
call dword [0x537348]
push ebx
call fcn.004a6ed0
add esp, 8
test esi, esi
jne 0x4b994c
mov edx, dword [esp + 0x4c]
mov dword [edx + 0x164], 1
mov edi, edx
xor ebx, ebx
mov eax, dword [edi + 0xbc]
mov ecx, dword [edi + 0xb8]
push eax
push ecx
call fcn.004bae00
push edx
push eax
call fcn.004bae30
mov edx, dword [esp + 0x3c]
sub edx, eax
add esp, 0x10
test edx, edx
jle 0x4b9956
cmp dword [ebp + 0x508], 2
jne 0x4b9410
mov eax, dword [esp + 0x30]
push ebx
push 0xffffffffffffffff
push eax
call fcn.004b9bb0
add esp, 0xc
test eax, eax
je 0x4b9a0d
xor ebx, ebx
lea eax, [ebp + 0x524]
mov dword [edi + 0x164], ebx
mov dword [esp + 0x18], eax
mov esi, eax
mov dword [esp + 0x20], ebx
mov dword [esp + 0x14], ebx
mov dword [esp + 0x10], 1
cmp dword [esp + 0x10], 0
je 0x4b98b3
cmp dword [esp + 0x24], 0
jne 0x4b9964
mov ecx, dword [edi + 0xbc]
mov edx, dword [edi + 0xb8]
push ecx
push edx
call fcn.004bae00
push edx
push eax
call fcn.004bae30
mov ecx, dword [esp + 0x3c]
sub ecx, eax
add esp, 0x10
test ecx, ecx
jle 0x4b9956
cmp ecx, 0x3e8
jl 0x4b9482
mov ecx, 0x3e8
mov eax, dword [esp + 0x30]
push ecx
push 0xffffffffffffffff
push eax
call fcn.004b9bb0
add esp, 0xc
cmp eax, 0xffffffff
je 0x4b987c
test eax, eax
je 0x4b9892
mov eax, dword [esp + 0x18]
lea ecx, [esp + 0x1c]
push ecx
mov ecx, dword [esp + 0x34]
mov edx, 0x4000
sub edx, ebx
push edx
push eax
push ecx
push edi
call fcn.004a7b00
add esp, 0x14
cmp eax, 0x51
je 0x4b98a7
xor ecx, ecx
cmp eax, ecx
je 0x4b94db
mov dword [esp + 0x10], ecx
jmp 0x4b9892
mov eax, dword [esp + 0x1c]
cmp eax, ecx
jg 0x4b9510
mov dword [esp + 0x10], ecx
cmp dword [ebp + 0x120], ecx
je 0x4b9506
cmp dword [ebp + 0x85c4], ecx
je 0x4b9506
mov dword [edi + 0x188], 1
jmp 0x4b9892
push str.Proxy_CONNECT_aborted
jmp 0x4b9881
add ebx, eax
cmp dword [esp + 0x10], 1
mov dword [esp + 0x20], ebx
jle 0x4b95b1
mov edx, dword [esp + 0x40]
or edx, dword [esp + 0x44]
mov dword [esp + 0x20], ecx
lea ecx, [ebp + 0x524]
mov dword [esp + 0x18], ecx
je 0x4b956a
cdq
sub dword [esp + 0x40], eax
mov eax, dword [esp + 0x44]
sbb eax, edx
mov dword [esp + 0x44], eax
test eax, eax
jg 0x4b9892
jl 0x4b955d
cmp dword [esp + 0x40], 0
ja 0x4b9892
mov dword [esp + 0x10], 0
jmp 0x4b9892
lea edx, [esp + 0x34]
push edx
push eax
push ecx
xor ebx, ebx
push edi
mov dword [esp + 0x44], ebx
call fcn.004bc9e0
add esp, 0x10
cmp eax, 0xffffffff
jne 0x4b9599
push str.chunk_reading_DONE_n
push ebp
call fcn.004a7d90
mov dword [esp + 0x18], ebx
jmp 0x4b988f
mov eax, dword [esp + 0x34]
push eax
push str.Read__zd_bytes_of_chunk__continue_n
push ebp
call fcn.004a7d90
add esp, 0xc
jmp 0x4b9892
xor ebx, ebx
mov dword [esp + 0x34], ebx
test eax, eax
jle 0x4b9892
mov ecx, 1
mov edx, dword [esp + 0x18]
add dword [esp + 0x14], ecx
cmp byte [edx], 0xa
jne 0x4b978b
cmp dword [ebp + 0x2d8], 0
je 0x4b95f0
mov eax, dword [esp + 0x14]
push edi
push eax
push esi
push 1
push ebp
call fcn.004a7ca0
add esp, 0x14
cmp dword [ebp + 0x2bc], 0
mov eax, 2
je 0x4b9603
mov eax, 3
mov ecx, dword [esp + 0x14]
push ecx
push esi
push eax
push edi
call fcn.004a8060
add esp, 0x10
test eax, eax
jne 0x4b9a0f
mov al, byte [esi]
cmp al, 0xd
je 0x4b97a2
cmp al, 0xa
je 0x4b97a2
mov eax, dword [esp + 0x14]
mov bl, byte [eax + esi]
push 0x11
push esi
push str.WWW_Authenticate:
mov byte [eax + esi], 0
call fcn.004bbc40
add esp, 0xc
test eax, eax
je 0x4b9659
mov eax, dword [ebp + 0x90]
cmp eax, 0x191
je 0x4b967a
push 0x13
push esi
push str.Proxy_authenticate:
call fcn.004bbc40
add esp, 0xc
test eax, eax
je 0x4b9692
mov eax, dword [ebp + 0x90]
cmp eax, 0x197
jne 0x4b9692
push esi
push eax
push edi
call fcn.004b71b0
add esp, 0xc
test eax, eax
jne 0x4b9a0f
jmp 0x4b9764
push 0xf
push esi
push str.Content_Length:
call fcn.004bbc40
add esp, 0xc
test eax, eax
je 0x4b96c3
push 0xa
lea edx, [esi + 0xf]
push 0
push edx
call fcn.004d06e1
add esp, 0xc
mov dword [esp + 0x40], eax
mov dword [esp + 0x44], edx
jmp 0x4b9764
push str.close
push str.Connection:
push esi
call fcn.004b76b0
add esp, 0xc
test eax, eax
je 0x4b96e7
mov dword [esp + 0x28], 1
jmp 0x4b9764
push str.chunked
push str.Transfer_Encoding:
push esi
call fcn.004b76b0
add esp, 0xc
test eax, eax
je 0x4b971c
push str.CONNECT_responded_chunked_n
push ebp
call fcn.004a7d90
push edi
mov dword [esp + 0x44], 1
call fcn.004bc9c0
add esp, 0xc
jmp 0x4b9764
push str.close
push str.Proxy_Connection:
push esi
call fcn.004b76b0
add esp, 0xc
test eax, eax
je 0x4b973d
mov dword [esp + 0x28], 1
jmp 0x4b9764
lea edi, [ebp + 0x90]
push edi
lea eax, [esp + 0x40]
push eax
push str.HTTP_1._d__d
push esi
call fcn.004d021e
add esp, 0x10
cmp eax, 2
jne 0x4b9764
mov ecx, dword [edi]
mov dword [ebp + 0x8668], ecx
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
mov edi, dword [esp + 0x4c]
mov byte [edx + esi], bl
mov ebx, dword [esp + 0x34]
lea esi, [eax + 1]
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x14], 0
mov ecx, 1
add dword [esp + 0x18], ecx
add ebx, ecx
cmp ebx, eax
mov dword [esp + 0x34], ebx
jl 0x4b95c4
jmp 0x4b9892
xor ecx, ecx
cmp dword [ebp + 0x90], 0x197
lea eax, [ebp + 0x524]
mov dword [esp + 0x20], ecx
mov dword [esp + 0x18], eax
jne 0x4b94d2
cmp dword [ebp + 0x85d4], ecx
jne 0x4b94d2
mov edx, dword [esp + 0x40]
or edx, dword [esp + 0x44]
mov dword [esp + 0x10], 2
je 0x4b9803
mov eax, dword [esp + 0x44]
mov ecx, dword [esp + 0x40]
push eax
push ecx
push str.Ignore__lld_bytes_of_response_body_n
push ebp
call fcn.004a7d90
mov eax, dword [esp + 0x2c]
add esp, 0x10
sub eax, ebx
jmp 0x4b9539
cmp dword [esp + 0x38], ecx
je 0x4b94d2
mov edx, dword [esp + 0x1c]
sub edx, ebx
push edx
push str._zd_bytes_of_chunk_left_n
push ebp
mov dword [ebp + 0xc8], 1
call fcn.004a7d90
add esp, 0xc
cmp byte [esi + 1], 0xa
jne 0x4b9834
inc esi
inc ebx
mov ecx, dword [esp + 0x1c]
lea eax, [esp + 0x1c]
push eax
sub ecx, ebx
push ecx
lea edx, [esi + 1]
push edx
push edi
call fcn.004bc9e0
add esp, 0x10
cmp eax, 0xffffffff
jne 0x4b9867
push str.chunk_reading_DONE_n
push ebp
call fcn.004a7d90
mov dword [esp + 0x18], 0
jmp 0x4b988f
mov eax, dword [esp + 0x1c]
push eax
push str.Read__zd_bytes_of_chunk__continue_n
push ebp
call fcn.004a7d90
add esp, 0xc
jmp 0x4b9892
push str.Proxy_CONNECT_aborted_due_to_select_poll_error
push ebp
mov dword [esp + 0x2c], 1
call fcn.004a7e20
add esp, 8
push edi
call fcn.004bb400
add esp, 4
test eax, eax
jne 0x4b9971
mov ebx, dword [esp + 0x20]
cmp ebx, 0x4000
jb 0x4b9434
cmp dword [esp + 0x24], 0
jne 0x4b9964
cmp dword [ebp + 0x8668], 0xc8
je 0x4b98ee
push edi
call fcn.004b7900
add esp, 4
test eax, eax
jne 0x4b9a0f
cmp dword [edi + 0x130], eax
je 0x4b98ee
mov esi, 1
mov dword [esp + 0x28], esi
jmp 0x4b98f6
mov esi, dword [esp + 0x28]
test esi, esi
je 0x4b98ff
cmp dword [ebp + 0xd4], 0
jne 0x4b997e
cmp dword [ebp + 0xd4], 0
je 0x4b999b
xor ebx, ebx
jmp 0x4b91d2
push ebx
call dword [0x537348]
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0x38
ret
push ebx
call dword [0x537348]
mov ecx, dword [esp + 0x24]
push ecx
call dword [0x537348]
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 0x1b
pop ebx
add esp, 0x38
ret
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x38
ret
push str.Proxy_CONNECT_aborted_due_to_timeout
push ebp
call fcn.004a7e20
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 0x38
pop ebx
add esp, 0x38
ret
pop edi
pop esi
pop ebp
mov eax, 0x2a
pop ebx
add esp, 0x38
ret
mov ebx, dword [esp + 0x50]
mov edx, dword [edi + ebx*4 + 0xc8]
push edx
call dword [sym.imp.WS2_32.dll_closesocket]
mov dword [edi + ebx*4 + 0xc8], 0xffffffff
mov eax, dword [ebp + 0x90]
cmp eax, 0xc8
je 0x4b99db
push eax
push str.Received_HTTP_code__d_from_proxy_after_CONNECT
push ebp
call fcn.004a7e20
add esp, 0xc
test esi, esi
je 0x4b99ce
cmp dword [ebp + 0xd4], 0
je 0x4b99ce
mov dword [edi + 0x188], 1
pop edi
pop esi
pop ebp
mov eax, 0x38
pop ebx
add esp, 0x38
ret
mov eax, dword [edi + 0x19c]
push eax
call fcn.004a6ed0
xor esi, esi
push str.Proxy_replied_OK_to_CONNECT_request_n
mov dword [edi + 0x19c], esi
push ebp
mov dword [ebp + 0x85c8], 1
call fcn.004a7d90
add esp, 0xc
mov dword [ebp + 0xc8], esi
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x38
ret