Function at 0x4078ec
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, 0x5c
mov esi, dword [ebp + 8]
mov ebx, dword [ebp + 0xc]
mov dword [esp], 1
call fcn.0040708e
test eax, eax
push edx
je 0x407928
mov dword [esp + 8], 5
mov dword [esp + 4], ebx
mov dword [esp], esi
call eax
sub esp, 0xc
test eax, eax
jne 0x407b7d
test ebx, ebx
mov dword [0x7a2ab8], 0x4c554e
je 0x407988
mov dword [esp + 8], 1
mov dword [esp + 4], 0
mov dword [esp], ebx
call fcn.004077f6
sub esp, 0xc
mov dword [esp], eax
call sub.KERNEL32.dll_CloseHandle
push edi
mov dword [esp + 8], 0x400
mov dword [esp + 4], 0x7a2ab8
mov dword [esp], ebx
call sub.KERNEL32.dll_GetShortPathNameA
sub esp, 0xc
cmp eax, 0x400
jg 0x407b83
test eax, eax
je 0x407b83
mov dword [esp + 8], 0x400
mov dword [esp + 4], 0x7a2eb8
mov dword [esp], esi
call sub.KERNEL32.dll_GetShortPathNameA
sub esp, 0xc
cmp eax, 0x400
jg 0x407b83
test eax, eax
je 0x407b83
mov dword [esp + 0xc], 0x7a2eb8
mov dword [esp + 8], 0x7a2ab8
mov dword [esp + 4], str._s_s_r_n
mov dword [esp], 0x7a32b8
call sub.USER32.dll_wsprintfA
mov dword [ebp - 0x2c], eax
mov eax, dword [0x7a439c]
mov eax, dword [eax + 0x128]
mov dword [esp], 0x7a2eb8
mov dword [esp + 4], eax
call fcn.00407403
push esi
push esi
mov dword [esp + 8], 4
mov dword [esp + 4], 0xc0000000
mov dword [esp], 0x7a2eb8
call fcn.004077f6
sub esp, 0xc
cmp eax, 0xffffffff
mov edi, eax
je 0x407b7d
mov dword [esp + 4], 0
mov dword [esp], eax
call sub.KERNEL32.dll_GetFileSize
mov edx, dword [ebp - 0x2c]
push ebx
push ebx
mov ebx, eax
lea eax, [eax + edx + 0xa]
mov dword [esp + 4], eax
mov dword [esp], 0x40
call sub.KERNEL32.dll_GlobalAlloc
test eax, eax
mov esi, eax
push ecx
push ecx
je 0x407b74
lea eax, [ebp - 0x1c]
mov dword [esp + 0x10], 0
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 0x407b74
cmp ebx, dword [ebp - 0x1c]
jne 0x407b74
mov dword [esp + 4], str._Rename__r_n
mov dword [esp], esi
call fcn.00407881
test eax, eax
push edx
push edx
jne 0x407ac0
lea eax, [esi + ebx]
add ebx, 0xa
mov dword [esp + 4], str._Rename__r_n
mov dword [esp], eax
call fcn.00407312
push ecx
push ecx
mov ecx, ebx
jmp 0x407afe
add eax, 0xa
mov dword [esp + 4], 0x40b397
mov dword [esp], eax
call fcn.00407881
mov ecx, ebx
push edx
test eax, eax
push edx
je 0x407afe
lea ecx, [eax + 1]
lea edx, [esi + ebx]
mov eax, ecx
mov dword [ebp - 0x3c], ecx
mov dword [ebp - 0x40], edx
jmp 0x407af4
mov cl, byte [eax]
mov edx, dword [ebp - 0x2c]
mov byte [eax + edx], cl
inc eax
cmp eax, dword [ebp - 0x40]
jb 0x407aeb
mov ecx, dword [ebp - 0x3c]
sub ecx, esi
lea ecx, [esi + ecx]
mov edx, dword [ebp - 0x2c]
xor eax, eax
mov dword [ebp - 0x40], ebx
mov dword [ebp - 0x3c], ecx
jmp 0x407b1c
mov cl, byte [eax + 0x7a32b8]
dec edx
mov ebx, dword [ebp - 0x3c]
mov byte [ebx + eax], cl
inc eax
test edx, edx
jg 0x407b0e
mov ebx, dword [ebp - 0x40]
mov dword [esp + 0xc], 0
mov dword [esp + 8], 0
mov dword [esp + 4], 0
mov dword [esp], edi
call sub.KERNEL32.dll_SetFilePointer
lea eax, [ebp - 0x1c]
add ebx, dword [ebp - 0x2c]
sub esp, 0x10
mov dword [esp + 4], esi
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], eax
mov dword [esp + 8], ebx
mov dword [esp], edi
call sub.KERNEL32.dll_WriteFile
sub esp, 0x14
mov dword [esp], esi
call sub.KERNEL32.dll_GlobalFree
push esi
mov dword [esp], edi
call sub.KERNEL32.dll_CloseHandle
push ebx
inc dword [0x7a434c]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret 8