Function at 0x45d8f0
Capabilities:
Check for time delay via gettickcount
Create http request
Delete file
Download and write a file
Read data from internet
Receive and write data from server to client
Receive data
Write file on windows

Disassembly:
sub esp, 0x454
push ebx
push ebp
push esi
push edi
mov ebp, 0x84000000
mov esi, eax
movzx eax, word [esi]
cmp eax, 0x20
je 0x45d90e
cmp eax, 9
jne 0x45d913
add esi, 2
jmp 0x45d901
cmp word [esi], 0x2a
jne 0x45d965
add esi, 2
mov eax, esi
call fcn.00403fe0
test al, al
je 0x45d936
push 0x10
push 0
push esi
call fcn.00499400
add esp, 0xc
jmp 0x45d93f
push esi
call fcn.00499478
add esp, 4
mov ebp, eax
mov ebx, 0x4b3a64
mov eax, esi
call fcn.004054be
test eax, eax
je 0x45d965
mov esi, eax
movzx eax, word [esi]
cmp eax, 0x20
je 0x45d960
cmp eax, 9
jne 0x45d965
add esi, 2
jmp 0x45d953
push 0
push 0
push 0
push 4
push 0x4afa94
call dword [sym.imp.WININET.dll_InternetOpenW]
mov edi, eax
mov dword [esp + 0x18], edi
test edi, edi
jne 0x45d9d8
mov eax, dword [0x4d4b04]
test byte [eax + 0x100], 1
jne 0x45d9b3
mov ecx, dword [0x4d8ea8]
push 1
push edi
push 0xffffffffffffffff
push 0x4b356c
push ecx
call fcn.00482730
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x454
ret 8
mov edi, dword [esp + 0x468]
push 0x4af9bc
push 0
push 0x4b356c
call fcn.00439aa0
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x454
ret 8
push 0
push ebp
push 0
push 0
push esi
push edi
call dword [sym.imp.WININET.dll_InternetOpenUrlW]
mov ebx, eax
test ebx, ebx
jne 0x45da25
push edi
call dword [sym.imp.WININET.dll_InternetCloseHandle]
mov edx, dword [0x4d4b04]
test byte [edx + 0x100], 1
jne 0x45d9b3
mov eax, dword [0x4d8ea8]
push 1
push ebx
push 0xffffffffffffffff
push 0x4b356c
push eax
call fcn.00482730
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x454
ret 8
mov ecx, dword [esp + 0x46c]
push 0x4bc780
push ecx
call fcn.0049bf3f
mov ebp, eax
add esp, 8
test ebp, ebp
jne 0x45da65
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
push ebx
call esi
push edi
call esi
mov edi, dword [esp + 0x468]
call fcn.0043bc60
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x454
ret 8
xor eax, eax
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], eax
lea edx, [esp + 0x60]
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], eax
mov dword [esp + 0x28], eax
mov dword [esp + 0x2c], eax
mov dword [esp + 0x38], eax
mov dword [esp + 0x3c], eax
mov dword [esp + 0x40], eax
mov dword [esp + 0x1c], 0x28
mov dword [esp + 0x30], edx
mov dword [esp + 0x34], 0x400
movzx eax, word [esi]
cmp eax, 0x68
je 0x45db5b
cmp eax, 0x48
je 0x45db5b
mov edi, dword [sym.imp.WININET.dll_InternetReadFile]
lea eax, [esp + 0x14]
push eax
push 0x400
mov ecx, edx
push ecx
push ebx
call edi
mov esi, eax
test esi, esi
je 0x45dbef
cmp dword [esp + 0x14], 0
je 0x45dbef
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
call esi
sub eax, dword [0x4da1dc]
mov edx, dword [0x4d4b04]
cmp eax, dword [edx + 0xd8]
jbe 0x45db29
push 0
push 0
push 0
push 0
lea eax, [esp + 0x54]
push eax
call dword [sym.imp.USER32.dll_PeekMessageW]
test eax, eax
je 0x45db22
push 1
push 0xffffffffffffffff
call fcn.004014c0
add esp, 8
call esi
mov dword [0x4da1dc], eax
mov ecx, dword [esp + 0x14]
push ebp
push 1
push ecx
lea edx, [esp + 0x6c]
push edx
call fcn.0049c0ad
add esp, 0x10
lea eax, [esp + 0x14]
push eax
push 0x400
lea ecx, [esp + 0x68]
push ecx
push ebx
call edi
mov esi, eax
test esi, esi
jne 0x45dad8
jmp 0x45dbef
mov edi, dword [sym.imp.WININET.dll_InternetReadFileExA]
push 0
push 8
lea edx, [esp + 0x24]
push edx
push ebx
call edi
mov esi, eax
test esi, esi
je 0x45dbef
cmp dword [esp + 0x34], 0
je 0x45dbef
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
call esi
sub eax, dword [0x4da1dc]
mov ecx, dword [0x4d4b04]
cmp eax, dword [ecx + 0xd8]
jbe 0x45dbc0
push 0
push 0
push 0
push 0
lea edx, [esp + 0x54]
push edx
call dword [sym.imp.USER32.dll_PeekMessageW]
test eax, eax
je 0x45dbb9
push 1
push 0xffffffffffffffff
call fcn.004014c0
add esp, 8
call esi
mov dword [0x4da1dc], eax
mov eax, dword [esp + 0x34]
push ebp
push 1
push eax
lea ecx, [esp + 0x6c]
push ecx
call fcn.0049c0ad
add esp, 0x10
push 0
push 8
lea edx, [esp + 0x24]
push edx
push ebx
mov dword [esp + 0x44], 0x400
call edi
mov esi, eax
test esi, esi
jne 0x45db73
push ebx
mov ebx, dword [sym.imp.WININET.dll_InternetCloseHandle]
call ebx
mov eax, dword [esp + 0x18]
push eax
call ebx
push ebp
call fcn.0049c194
add esp, 4
test esi, esi
jne 0x45dc1c
mov ecx, dword [esp + 0x46c]
push ecx
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test esi, esi
mov edi, dword [esp + 0x468]
sete dl
movzx eax, dl
push eax
call fcn.00439b40
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x454
ret 8