Function at 0x407dce
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x4c
mov esi, dword [ebp + 8]
mov ebx, dword [ebp + 0xc]
mov dword [esp], 1
call fcn.00407d7e
push edx
test eax, eax
je 0x407e0a
mov dword [esp + 8], 5
mov dword [esp + 4], ebx
mov dword [esp], esi
call eax
sub esp, 0xc
test eax, eax
jne 0x408054
mov dword [0x424990], 0x4c554e
test ebx, ebx
je 0x407e6a
mov dword [esp + 8], 1
mov dword [esp + 4], 0
mov dword [esp], ebx
call fcn.00407694
sub esp, 0xc
mov dword [esp], eax
call sub.KERNEL32.dll_CloseHandle
push eax
mov dword [esp + 8], 0x400
mov dword [esp + 4], 0x424990
mov dword [esp], ebx
call sub.KERNEL32.dll_GetShortPathNameA
sub esp, 0xc
cmp eax, 0x400
jg 0x40805a
test eax, eax
je 0x40805a
mov dword [esp + 8], 0x400
mov dword [esp + 4], 0x424d90
mov dword [esp], esi
call sub.KERNEL32.dll_GetShortPathNameA
sub esp, 0xc
cmp eax, 0x400
jg 0x40805a
test eax, eax
je 0x40805a
mov dword [esp + 0xc], 0x424d90
mov dword [esp + 8], 0x424990
mov dword [esp + 4], str._s_s_r_n
mov dword [esp], 0x425190
call sub.USER32.dll_wsprintfA
mov dword [ebp - 0x2c], eax
mov eax, dword [0x425b48]
mov eax, dword [eax + 0x128]
mov dword [esp + 4], eax
mov dword [esp], 0x424d90
call fcn.004079bf
push edi
push edi
mov dword [esp + 8], 4
mov dword [esp + 4], 0xc0000000
mov dword [esp], 0x424d90
call fcn.00407694
sub esp, 0xc
mov edi, eax
cmp eax, 0xffffffff
je 0x408054
mov dword [esp + 4], 0
mov dword [esp], eax
call sub.KERNEL32.dll_GetFileSize
push ecx
push ecx
mov ebx, eax
mov edx, dword [ebp - 0x2c]
lea eax, [eax + edx + 0xa]
mov dword [esp + 4], eax
mov dword [esp], 0x40
call sub.KERNEL32.dll_GlobalAlloc
push esi
push esi
mov esi, eax
test eax, eax
je 0x40804b
mov dword [esp + 0x10], 0
lea eax, [ebp - 0x1c]
mov dword [esp + 0xc], eax
mov dword [esp + 8], ebx
mov dword [esp + 4], esi
mov dword [esp], edi
call sub.KERNEL32.dll_ReadFile
sub esp, 0x14
test eax, eax
je 0x40804b
cmp ebx, dword [ebp - 0x1c]
jne 0x40804b
mov dword [esp + 4], str._Rename__r_n
mov dword [esp], esi
call fcn.004075d4
push edx
push edx
test eax, eax
jne 0x407fa2
mov dword [esp + 4], str._Rename__r_n
lea eax, [esi + ebx]
mov dword [esp], eax
call fcn.004078bf
push ecx
push ecx
add ebx, 0xa
mov ecx, ebx
jmp 0x407fde
mov dword [esp + 4], 0x40b3ef
add eax, 0xa
mov dword [esp], eax
call fcn.004075d4
push edx
push edx
mov ecx, ebx
test eax, eax
je 0x407fde
lea ecx, [eax + 1]
lea edx, [esi + ebx]
mov dword [ebp - 0x30], ecx
mov dword [ebp - 0x34], edx
jmp 0x407fd3
mov cl, byte [eax]
mov edx, dword [ebp - 0x2c]
mov byte [eax + edx], cl
inc eax
cmp eax, dword [ebp - 0x34]
jb 0x407fcb
mov ecx, dword [ebp - 0x30]
sub ecx, esi
mov eax, dword [ebp - 0x2c]
mov dword [esp + 8], eax
mov dword [esp + 4], 0x425190
add ecx, esi
mov dword [esp], ecx
call fcn.0040763b
sub esp, 0xc
add ebx, dword [ebp - 0x2c]
mov dword [esp + 0xc], 0
mov dword [esp + 8], 0
mov dword [esp + 4], 0
mov dword [esp], edi
call sub.KERNEL32.dll_SetFilePointer
sub esp, 0x10
mov dword [esp + 0x10], 0
lea eax, [ebp - 0x1c]
mov dword [esp + 0xc], eax
mov dword [esp + 8], ebx
mov dword [esp + 4], esi
mov dword [esp], edi
call sub.KERNEL32.dll_WriteFile
sub esp, 0x14
mov dword [esp], esi
call sub.KERNEL32.dll_GlobalFree
push ebx
mov dword [esp], edi
call sub.KERNEL32.dll_CloseHandle
push ecx
inc dword [0x425b18]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret 8