Function at 0x40f8be
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
push edi
push dword [0x79fde8]
xor ebp, ebp
mov dword [esp + 0x1c], ebp
call fcn.004229ab
mov edi, eax
call fcn.0040fd85
mov esi, dword [esp + 0x24]
test esi, esi
jne 0x40f8ea
mov esi, 0x476b8c
mov ebx, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push 0xc0000000
push esi
mov dword [edi + 0xc], ebp
call ebx
mov dword [edi], eax
cmp eax, 0xffffffff
jne 0x40f991
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push closesocket
push esi
call ebx
mov dword [edi], eax
cmp eax, 0xffffffff
jne 0x40f940
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 3
push closesocket
push esi
call ebx
mov dword [edi], eax
cmp dword [edi], 0xffffffff
mov dword [edi + 0xc], 1
jne 0x40f991
mov eax, dword [esp + 0x28]
push esi
mov dword [edi], ebp
mov dword [edi + 0x2c], eax
mov dword [edi + 0x18], 0xfde9
call sub.MSVCRT.dll_wcslen
pop ecx
lea eax, [eax*2 + 2]
push eax
push ebp
push dword [0x79e8ec]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 4], eax
test eax, eax
je 0x40fc12
push esi
push eax
call sub.MSVCRT.dll_wcscpy
pop ecx
pop ecx
jmp 0x40fc12
push ebp
push dword [edi]
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x28]
push 3
mov dword [edi + 0x18], ebp
mov dword [edi + 0x2c], eax
mov eax, dword [esp + 0x18]
pop esi
cmp eax, esi
jl 0x40fa08
push ebp
lea eax, [esp + 0x20]
push eax
push esi
lea eax, [esp + 0x1c]
push eax
push dword [edi]
call ebx
cmp dword [esp + 0x1c], esi
jne 0x40f9f9
push esi
lea eax, [esp + 0x14]
push 0x476ba0
push eax
call sub.MSVCRT.dll_memcmp
add esp, 0xc
test eax, eax
jne 0x40f9f9
mov dword [edi + 0x18], 0xfde9
mov eax, dword [esp + 0x14]
sub eax, esi
mov dword [esp + 0x14], eax
jmp 0x40fa08
push ebp
push ebp
push ebp
push dword [edi]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x14]
test eax, eax
jle 0x40fa9f
add eax, 2
push eax
push ebp
push dword [0x79e8ec]
cmp dword [edi + 0x18], ebp
jne 0x40fad4
mov ebp, dword [sym.imp.KERNEL32.dll_HeapAlloc]
call ebp
mov esi, eax
test esi, esi
je 0x40fa9b
mov eax, dword [esp + 0x14]
lea eax, [eax*4 + 2]
push eax
push 0
push dword [0x79e8ec]
call ebp
mov dword [edi + 0x10], eax
test eax, eax
je 0x40fa9b
push 0
lea eax, [esp + 0x20]
push eax
push dword [esp + 0x1c]
push esi
push dword [edi]
call ebx
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x14]
shl eax, 2
mov dword [esp + 0x14], eax
lea eax, [esp + 0x28]
push eax
push esi
lea eax, [esp + 0x1c]
push eax
push dword [edi + 0x10]
call fcn.004238e0
push esi
push 0
mov dword [edi + 0x18], 0xfde9
push dword [0x79e8ec]
call dword [sym.imp.KERNEL32.dll_HeapFree]
mov eax, dword [esp + 0x14]
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x40fc12
xor edx, edx
mov word [ecx + eax], dx
mov eax, dword [esp + 0x14]
mov esi, dword [edi + 0x10]
add eax, esi
mov dword [edi + 0x14], eax
push 0xa
pop ebx
cmp esi, eax
jae 0x40fc12
mov al, byte [esi]
cmp al, 0x20
je 0x40fad1
cmp al, 9
jne 0x40fafa
inc esi
jmp 0x40fac7
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 0x10], eax
test eax, eax
je 0x40fa9b
push ebp
lea ecx, [esp + 0x20]
push ecx
push dword [esp + 0x1c]
push eax
push dword [edi]
call ebx
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x14], eax
jmp 0x40fa9f
mov al, byte [esi]
cmp al, 0x3b
jne 0x40fb3e
inc esi
cmp byte [esi], 0x20
jne 0x40fb07
inc esi
push esi
push 2
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.0040fc2c
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x40fb34
mov cl, byte [esi]
cmp cl, bl
je 0x40fbfb
cmp cl, 0xd
je 0x40fbfb
inc esi
cmp byte [esi], 0
jne 0x40fb20
jmp 0x40fbfb
cmp al, 0x5b
jne 0x40fb8f
inc esi
lea eax, [edi + 0x1c]
push esi
push 1
push dword [esp + 0x20]
push eax
call fcn.0040fc2c
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x40fb6b
mov al, byte [esi]
cmp al, 0x5d
je 0x40fb79
cmp al, bl
je 0x40fb70
cmp al, 0xd
je 0x40fb70
inc esi
cmp byte [esi], 0
jne 0x40fb5c
cmp byte [esi], 0x5d
jne 0x40fbfb
mov byte [esi], 0
jmp 0x40fb86
cmp al, bl
je 0x40fbfe
cmp al, 0xd
je 0x40fbff
inc esi
mov al, byte [esi]
test al, al
jne 0x40fb7e
jmp 0x40fbff
cmp al, bl
je 0x40fbff
cmp al, 0xd
je 0x40fbff
mov edx, esi
jmp 0x40fbaa
cmp al, 0x3d
je 0x40fbae
cmp al, 0xd
je 0x40fbae
cmp al, bl
je 0x40fbae
inc esi
mov al, byte [esi]
test al, al
jne 0x40fb9b
lea eax, [esi - 1]
jmp 0x40fbc0
mov cl, byte [eax]
cmp cl, 0x20
je 0x40fbbf
cmp cl, 9
jne 0x40fbc4
dec eax
cmp eax, edx
ja 0x40fbb3
mov byte [eax + 1], 0
inc esi
mov al, byte [esi]
cmp al, 0x20
je 0x40fbc8
cmp al, 9
je 0x40fbc8
push esi
push edx
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.0040fc2c
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x40fbf6
mov al, byte [esi]
cmp al, bl
je 0x40fbfb
cmp al, 0xd
je 0x40fbfb
inc esi
cmp byte [esi], 0
jne 0x40fbeb
mov byte [esi], 0
inc esi
mov al, byte [esi]
cmp al, bl
je 0x40fbfe
cmp al, 0xd
je 0x40fbfe
cmp esi, dword [edi + 0x14]
jb 0x40fac7
mov eax, dword [edi]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8