Function at 0x40ba90
Capabilities:
Create http request
Delete directory
Download and write a file
Read data from internet
Receive and write data from server to client
Receive data
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x449790
mov eax, dword fs:[0]
push eax
sub esp, 0x5c
mov eax, dword [0x462014]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 4], 1
cmp dword [ebp + 0x18], 0
je 0x40bc80
cmp dword [ebp + 0x30], 0
je 0x40bc80
push 0x4000
mov dword [ebp - 0x14], 0x4000
call fcn.0041d671
push 0x4000
mov esi, eax
push 0
push esi
call fcn.004340f0
add esp, 0x10
lea eax, [ebp + 0x20]
cmp dword [ebp + 0x34], 0x10
cmovae eax, dword [ebp + 0x20]
push 0
push 0x80
push 2
push 0
push 0
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
push 0
push 0
push 0
push 0
push 0x45815b
mov dword [ebp - 0x4c], eax
call dword [sym.imp.WININET.dll_InternetOpenA]
cmp dword [ebp + 0x1c], 0x10
mov ecx, eax
push 0
push 0
push 0
lea eax, [ebp + 8]
mov dword [ebp - 0x50], ecx
cmovae eax, dword [ebp + 8]
push 0
push eax
push ecx
call dword [sym.imp.WININET.dll_InternetOpenUrlA]
mov ebx, eax
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x14]
push esi
push ebx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
je 0x40bb97
mov edi, dword [sym.imp.KERNEL32.dll_WriteFile]
nop
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x40bb97
push 0
lea ecx, [ebp - 0x18]
push ecx
push eax
push esi
push dword [ebp - 0x4c]
call edi
lea eax, [ebp - 0x14]
push eax
push dword [ebp - 0x14]
push esi
push ebx
call dword [sym.imp.WININET.dll_InternetReadFile]
test eax, eax
jne 0x40bb70
push dword [ebp - 0x4c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push dword [ebp - 0x50]
mov esi, dword [sym.imp.WININET.dll_InternetCloseHandle]
call esi
push ebx
call esi
lea eax, [ebp + 0x20]
push eax
lea ecx, [ebp - 0x68]
call fcn.00417940
cmp dword [ebp - 0x54], 0x10
lea ecx, [ebp - 0x48]
lea eax, [ebp - 0x68]
cmovae eax, dword [ebp - 0x68]
push ecx
push eax
call fcn.0043748f
mov edx, dword [ebp - 0x54]
or esi, 0xffffffff
add esp, 8
test eax, eax
cmove esi, dword [ebp - 0x34]
cmp edx, 0x10
jb 0x40bc0f
mov ecx, dword [ebp - 0x68]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x40bc05
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x40bd12
push edx
push ecx
call fcn.0041d663
add esp, 8
test esi, esi
jne 0x40bc79
cmp dword [ebp + 0x34], 0x10
lea eax, [ebp + 0x20]
cmovae eax, dword [ebp + 0x20]
push eax
call fcn.00436a44
add esp, 4
lea edx, [ebp + 0x20]
lea ecx, [ebp - 0x68]
call fcn.00406d20
cmp dword [eax + 0x14], 0x10
jb 0x40bc3a
mov eax, dword [eax]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
mov edx, dword [ebp - 0x54]
cmp edx, 0x10
jb 0x40bc75
mov ecx, dword [ebp - 0x68]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x40bc6b
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x40bd17
push edx
push ecx
call fcn.0041d663
add esp, 8
xor ebx, ebx
jmp 0x40bc82
mov ebx, 1
jmp 0x40bc82
xor bl, bl
mov edx, dword [ebp + 0x1c]
cmp edx, 0x10
jb 0x40bcb2
mov ecx, dword [ebp + 8]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x40bca8
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x40bd1c
push edx
push ecx
call fcn.0041d663
add esp, 8
mov edx, dword [ebp + 0x34]
mov dword [ebp + 0x18], 0
mov dword [ebp + 0x1c], 0xf
mov byte [ebp + 8], 0
cmp edx, 0x10
jb 0x40bcf4
mov ecx, dword [ebp + 0x20]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x40bcea
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x40bd1c
push edx
push ecx
call fcn.0041d663
add esp, 8
mov al, bl
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0041cff1
mov esp, ebp
pop ebp
ret
call fcn.00436c6a
call fcn.00436c6a
call fcn.00436c6a
int3