Function at 0x4315f4
Capabilities:
Get file size
Read file on windows

Disassembly:
push ecx
push ecx
push ebx
push ebp
push esi
push edi
push dword [0x5070c8]
xor ebp, ebp
call fcn.00449a23
mov ebx, eax
call fcn.00431bb2
cmp dword [esp + 0x1c], ebp
mov esi, 0x4bf268
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
cmovne esi, dword [esp + 0x1c]
xor eax, eax
push eax
push pe_nt_image_headers32
push 3
push eax
push 1
push 0xc0000000
push esi
mov dword [ebx + 0xc], eax
call edi
mov dword [ebx], eax
cmp eax, 0xffffffff
jne 0x431680
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push 0x80000000
push esi
call edi
mov dword [ebx], eax
cmp eax, 0xffffffff
jne 0x431670
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 3
push 0x80000000
push esi
call edi
mov dword [ebx], eax
mov dword [ebx + 0xc], 1
cmp eax, 0xffffffff
je 0x431940
push 0
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
xor ecx, ecx
cmp dword [esp + 0x24], 2
mov eax, 0xfde9
cmovne eax, ecx
mov dword [ebx + 0x18], eax
mov eax, dword [esp + 0x20]
mov esi, dword [sym.imp.KERNEL32.dll_ReadFile]
mov dword [ebx + 0x2c], eax
cmp edi, 3
jl 0x4316f1
push ecx
lea eax, [esp + 0x18]
push eax
push 3
lea eax, [esp + 0x1c]
push eax
push dword [ebx]
call esi
cmp dword [esp + 0x14], 3
jne 0x4317aa
push 3
lea eax, [esp + 0x14]
push 0x4c1ae8
push eax
call fcn.00423a91
add esp, 0xc
test eax, eax
jne 0x4317aa
mov dword [ebx + 0x18], 0xfde9
sub edi, 3
test edi, edi
jle 0x4317da
lea eax, [edi + 2]
xor ecx, ecx
push eax
push ecx
push dword [0x503688]
cmp dword [ebx + 0x18], ecx
jne 0x4317bc
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov esi, eax
mov dword [esp + 0x1c], esi
test esi, esi
je 0x4317da
lea eax, [edi*4 + 2]
push eax
push 0
push dword [0x503688]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [ebx + 0x10], eax
test eax, eax
je 0x4317da
push 0
lea eax, [esp + 0x18]
push eax
push edi
push esi
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [esp + 0x14]
push esi
mov byte [esi + eax], 0
call fcn.00481da0
mov edi, eax
push edi
call fcn.00481e30
mov esi, eax
push esi
push dword [ebx + 0x10]
call fcn.00498090
pop ecx
pop ecx
push esi
call fcn.00481e20
push edi
call fcn.00481cd0
push dword [ebx + 0x10]
call fcn.00498190
pop ecx
push dword [esp + 0x1c]
mov dword [ebx + 0x18], 0xfde9
mov edi, eax
push 0
push dword [0x503688]
call dword [sym.imp.KERNEL32.dll_HeapFree]
jmp 0x4317da
xor eax, eax
push eax
push eax
push eax
push dword [ebx]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
jmp 0x4316f9
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [ebx + 0x10], eax
test eax, eax
je 0x4317da
push 0
lea ecx, [esp + 0x18]
push ecx
push edi
push eax
push dword [ebx]
call esi
mov edi, dword [esp + 0x14]
mov eax, dword [ebx + 0x10]
test eax, eax
je 0x43197d
xor ecx, ecx
mov word [eax + edi], cx
mov esi, dword [ebx + 0x10]
lea eax, [esi + edi]
mov dword [ebx + 0x14], eax
cmp esi, eax
jae 0x43197d
push 0x10
pop edi
mov al, byte [esi]
cmp al, 0x20
je 0x431809
cmp al, 9
jne 0x43180c
inc esi
jmp 0x4317ff
cmp al, 0x3b
jne 0x43185a
inc esi
cmp byte [esi], 0x20
jne 0x431817
inc esi
push edi
test ebp, ebp
je 0x431824
push ebp
call fcn.0044a3c3
jmp 0x43182d
lea eax, [ebx + 0x1c]
push eax
call fcn.0044a394
lea ebp, [eax - 8]
pop ecx
pop ecx
mov dword [ebp + 8], 2
mov dword [ebp + 0xc], esi
jmp 0x43184f
cmp al, 0xa
je 0x431927
cmp al, 0xd
je 0x431927
inc esi
mov al, byte [esi]
test al, al
jne 0x43183e
jmp 0x431927
cmp al, 0x5b
jne 0x4318c1
inc esi
push edi
test ebp, ebp
je 0x43186c
push ebp
call fcn.0044a3c3
jmp 0x431875
lea eax, [ebx + 0x1c]
push eax
call fcn.0044a394
lea ebp, [eax - 8]
mov dword [ebp + 8], 1
mov dword [ebp + 0xc], esi
mov al, byte [esi]
pop ecx
pop ecx
test al, al
je 0x4318a6
mov cl, al
mov al, cl
cmp cl, 0x5d
je 0x4318a6
cmp cl, 0xa
je 0x4318a6
cmp cl, 0xd
je 0x4318a6
inc esi
mov al, byte [esi]
mov cl, al
test al, al
jne 0x43188c
mov byte [esi], 0
inc esi
cmp al, 0x5d
jne 0x43192b
jmp 0x4318b9
cmp al, 0xa
je 0x43192b
cmp al, 0xd
je 0x43192b
inc esi
mov al, byte [esi]
test al, al
jne 0x4318b0
jmp 0x43192b
cmp al, 0xa
je 0x43192b
cmp al, 0xd
je 0x43192b
mov edx, esi
jmp 0x4318dc
cmp al, 0x3d
je 0x4318e0
cmp al, 0xd
je 0x4318e0
cmp al, 0xa
je 0x4318e0
inc esi
mov al, byte [esi]
test al, al
jne 0x4318cd
lea eax, [esi - 1]
jmp 0x4318f2
mov cl, byte [eax]
cmp cl, 0x20
je 0x4318f1
cmp cl, 9
jne 0x4318f6
dec eax
cmp eax, edx
ja 0x4318e5
mov byte [eax + 1], 0
inc esi
mov al, byte [esi]
cmp al, 0x20
je 0x4318fa
cmp al, 9
je 0x4318fa
push esi
push edx
lea eax, [ebx + 0x1c]
push ebp
push eax
call fcn.00431998
add esp, 0x10
mov ebp, eax
jmp 0x431921
cmp al, 0xa
je 0x431927
cmp al, 0xd
je 0x431927
inc esi
mov al, byte [esi]
test al, al
jne 0x431918
mov byte [esi], 0
inc esi
mov al, byte [esi]
cmp al, 0xa
je 0x43192a
cmp al, 0xd
je 0x43192a
cmp esi, dword [ebx + 0x14]
jb 0x4317ff
jmp 0x43197d
mov eax, dword [esp + 0x20]
and dword [ebx], ebp
push esi
mov dword [ebx + 0x2c], eax
mov dword [ebx + 0x18], 0xfde9
call fcn.004185df
pop ecx
lea eax, [eax*2 + 2]
push eax
push 0
push dword [0x503688]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [ebx + 4], eax
test eax, eax
je 0x43197d
push esi
push eax
call fcn.00497ff6
pop ecx
pop ecx
mov eax, dword [ebx]
pop edi
pop esi
pop ebp
pop ebx
pop ecx
pop ecx
ret 0xc