Function at 0x445400
Capabilities:
Create http request
Get http content length
Read data from internet
Receive data

Disassembly:
sub esp, 0x288
mov eax, dword [0x4a24b0]
xor eax, esp
mov dword [esp + 0x284], eax
cmp dword [esp + 0x2a0], 0
mov eax, dword [esp + 0x28c]
mov ecx, dword [esp + 0x2a4]
mov edx, dword [esp + 0x2a8]
push ebx
mov ebx, dword [esp + 0x29c]
push ebp
mov dword [esp + 8], eax
mov dword [esp + 0x20], ecx
mov dword [esp + 0x1c], edx
jne 0x445453
mov dword [esp + 0x2a8], 0x100000
push 0
push 0
push 0
push 1
push 0
call dword [sym.imp.WININET.dll_InternetOpenA]
mov ebp, eax
mov dword [esp + 0x18], ebp
test ebp, ebp
jne 0x445488
test ebx, ebx
je 0x445481
push eax
push eax
mov eax, dword [esp + 0x2ac]
push eax
push ebp
push ebp
push 0xffffffffffffffff
call ebx
xor eax, eax
jmp 0x4456ff
push esi
push edi
mov ecx, 0x1f
mov esi, str.Accept:___r_nAccept_Language:_zh_cn_r_nUser_Agent:_Mozilla_4.0_compatible__MSIE_6.0__Windows_NT_5.0__MyIE2__.NET_CLR_1.1.4322__r_n
lea edi, [esp + 0x94]
rep movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
movsb byte es:[edi], byte [esi]
push 0x181
xor esi, esi
lea ecx, [esp + 0x117]
push esi
push ecx
call fcn.0044be90
mov ecx, dword [esp + 0x2ac]
add esp, 0xc
cmp ecx, esi
jge 0x4454d9
push ecx
lea edx, [esp + 0x34]
push str.Range:bytes_d
push edx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
jmp 0x4454f9
mov eax, dword [esp + 0x2a4]
cmp eax, esi
jle 0x44550c
push eax
push ecx
lea edx, [esp + 0x38]
push str.Range:bytes_d__d
push edx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
lea eax, [esp + 0x30]
push eax
lea ecx, [esp + 0x98]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcatA]
push esi
push 0x84000100
lea edx, [esp + 0x9c]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
mov ecx, dword [esp + 0x18]
push eax
lea eax, [esp + 0xa0]
push eax
push ecx
push ebp
call dword [sym.imp.WININET.dll_InternetOpenUrlA]
mov dword [esp + 0x18], eax
cmp eax, esi
jne 0x44555f
push ebp
call dword [sym.imp.WININET.dll_InternetCloseHandle]
cmp ebx, esi
je 0x445558
mov edx, dword [esp + 0x2ac]
push esi
push esi
push edx
push esi
push esi
push 0xffffffffffffffff
call ebx
xor eax, eax
jmp 0x4456fd
push esi
lea ecx, [esp + 0x30]
push ecx
lea edx, [esp + 0x24]
push edx
push 0x20000005
push eax
mov dword [esp + 0x30], esi
mov dword [esp + 0x40], 4
call dword [sym.imp.WININET.dll_HttpQueryInfoA]
test eax, eax
jne 0x44558a
mov dword [esp + 0x1c], esi
mov ebp, dword [esp + 0x2b0]
mov eax, ebp
mov dword [esp + 0x14], esi
push eax
mov dword [esp + 0x14], ebp
xor esi, esi
call fcn.0044bd4a
mov edi, eax
add esp, 4
test edi, edi
jne 0x4455db
mov ecx, dword [esp + 0x18]
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
push ecx
call esi
mov edx, dword [esp + 0x20]
push edx
call esi
test ebx, ebx
je 0x4455d4
mov eax, dword [esp + 0x2ac]
push edi
push edi
push eax
push edi
push edi
push 0xffffffffffffffff
call ebx
xor eax, eax
jmp 0x4456fd
mov edx, dword [esp + 0x2b0]
mov eax, dword [esp + 0x18]
lea ecx, [esp + 0x14]
push ecx
push edx
push edi
push eax
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x445688
lea esp, [esp]
mov eax, dword [esp + 0x14]
test eax, eax
je 0x4456cf
cmp eax, ebp
jne 0x44564d
mov eax, dword [esp + 0x10]
mov ebp, dword [esp + 0x2b0]
add eax, ebp
push eax
push edi
mov dword [esp + 0x18], eax
call fcn.0044c027
add esp, 8
test eax, eax
je 0x445688
add esi, dword [esp + 0x14]
mov edi, eax
test ebx, ebx
je 0x44566b
mov ecx, dword [esp + 0x2ac]
mov edx, dword [esp + 0x1c]
push 0
push 0
push ecx
push esi
push edx
jmp 0x445667
sub ebp, eax
add esi, eax
test ebx, ebx
je 0x44566b
mov eax, dword [esp + 0x2ac]
mov ecx, dword [esp + 0x1c]
push 0
push 0
push eax
push esi
push ecx
push 1
call ebx
mov ecx, dword [esp + 0x18]
lea edx, [esp + 0x14]
push edx
push ebp
lea eax, [edi + esi]
push eax
push ecx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
jne 0x445600
mov dword [esp + 0x10], 0
mov edx, dword [esp + 0x18]
mov ebp, dword [sym.imp.WININET.dll_InternetCloseHandle]
push edx
call ebp
mov eax, dword [esp + 0x20]
push eax
call ebp
mov ebp, dword [esp + 0x10]
test ebp, ebp
jne 0x4456d9
push edi
call fcn.0044bee8
xor edi, edi
add esp, 4
mov dword [esp + 0x24], edi
cmp ebx, edi
je 0x4456ef
mov ecx, dword [esp + 0x2ac]
push edi
push edi
push ecx
push edi
push edi
push 0xffffffffffffffff
jmp 0x4456ed
mov dword [esp + 0x10], 1
jmp 0x445690
test ebx, ebx
je 0x4456ef
mov edx, dword [esp + 0x2ac]
push esi
push edi
push edx
push 0
push 0
push 0
call ebx
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x24]
mov dword [eax], edi
mov dword [ecx], esi
mov eax, ebp
pop edi
pop esi
mov ecx, dword [esp + 0x28c]
pop ebp
pop ebx
xor ecx, esp
call fcn.00443700
add esp, 0x288
ret 0x20