Function at 0x447690
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
sub esp, 0x48
mov eax, dword [0x526b24]
xor eax, esp
mov dword [esp + 0x44], eax
push ebp
mov ebp, dword [esp + 0x54]
lea eax, [esp + 0x14]
push edi
mov edi, dword [esp + 0x54]
push eax
push dword [edi + 0x64]
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x4476d0
pop edi
mov eax, 1
pop ebp
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004ebadf
add esp, 0x48
ret
push ebx
mov ebx, dword [esp + 0x1c]
mov eax, ebx
push esi
mov esi, ebx
and esi, 1
mov ecx, esi
or ecx, 2
and al, 2
mov eax, ebx
cmove ecx, esi
mov edx, ecx
or edx, 4
and al, 4
cmove edx, ecx
mov ecx, ebx
and ecx, 0x10
mov eax, edx
or eax, 0x10
mov dword [esp + 0x14], ecx
test ecx, ecx
cmove eax, edx
mov edx, 0x81000000
mov ecx, eax
or ecx, 0x20
and bl, 0x20
mov ebx, 0x41000000
cmove ecx, eax
mov eax, dword [esp + 0x14]
test eax, eax
cmove ebx, edx
or ebx, ecx
test esi, esi
jne 0x44773b
test eax, eax
mov ebx, 0x41800000
mov edx, 0x81800000
cmove ebx, edx
or ebx, ecx
push 0
push dword [edi + 0x64]
call dword [sym.imp.KERNEL32.dll_GetFileSize]
xor ecx, ecx
mov dword [edi + 0x50], eax
mov dword [edi + 0x54], ecx
cmp eax, 0x28
jbe 0x44781c
mov eax, dword [edi + 0x18]
or eax, dword [edi + 0x1c]
jne 0x44781c
mov esi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push eax
push eax
push eax
push dword [edi + 0x64]
call esi
push 0
lea eax, [esp + 0x18]
push eax
push 2
lea eax, [esp + 0x1c]
push eax
push dword [edi + 0x64]
call dword [sym.imp.KERNEL32.dll_ReadFile]
push 0
push 0
push 0x24
push dword [edi + 0x64]
call esi
push 0
lea eax, [esp + 0x18]
push eax
push 4
lea eax, [esp + 0x24]
push eax
push dword [edi + 0x64]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, 0x54ad
cmp word [esp + 0x10], ax
jne 0x447811
cmp dword [edi + 0x54], 0
mov eax, dword [esp + 0x18]
lea ecx, [eax + 0x34]
jb 0x447811
ja 0x4477ca
cmp dword [edi + 0x50], ecx
jbe 0x447811
push 0
push 0
push eax
push dword [edi + 0x64]
call esi
push 0
lea eax, [esp + 0x18]
push eax
push 4
lea eax, [esp + 0x28]
push eax
push dword [edi + 0x64]
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [esp + 0x1c]
cmp eax, 0x5a4d
je 0x44780b
cmp eax, 0x454e
je 0x44780b
cmp eax, 0x454c
je 0x44780b
cmp eax, 0x4550
jne 0x447811
or ebx, 0x400000
push 0
push 0
push 0
push dword [edi + 0x64]
call esi
mov ecx, dword [esp + 0x2c]
mov eax, dword [esp + 0x30]
sub ecx, 0xd53e8000
push 0
push 0x989680
sbb eax, 0x19db1de
mov dword [ebp + 0x10], ebx
push eax
push ecx
call fcn.004ec550
mov ecx, dword [esp + 0x34]
mov dword [ebp], eax
sub ecx, 0xd53e8000
mov eax, dword [esp + 0x38]
push 0
push 0x989680
sbb eax, 0x19db1de
push eax
push ecx
call fcn.004ec550
mov ecx, dword [esp + 0x24]
mov dword [ebp + 4], eax
sub ecx, 0xd53e8000
mov eax, dword [esp + 0x28]
push 0
push 0x989680
sbb eax, 0x19db1de
push eax
push ecx
call fcn.004ec550
mov dword [ebp + 8], eax
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x3c]
push eax
call dword [sym.imp.KERNEL32.dll_FileTimeToDosDateTime]
movzx ecx, word [esp + 0x10]
movzx eax, word [esp + 0x14]
shl ecx, 0x10
pop esi
or ecx, eax
xor eax, eax
pop ebx
mov dword [ebp + 0xc], ecx
mov ecx, dword [esp + 0x4c]
pop edi
pop ebp
xor ecx, esp
call fcn.004ebadf
add esp, 0x48
ret