Function at 0x10027d50
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x78
push ebx
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
je 0x10027d71
mov eax, 0x1000000
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
lea eax, [ebp - 0x74]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x10027d8d
mov eax, 0x200
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10
lea ecx, [ebp - 0x30]
push ecx
call dword [sym.imp.KERNEL32.dll_GetSystemTime]
lea edx, [ebp - 0x40]
push edx
call dword [sym.imp.KERNEL32.dll_GetLocalTime]
mov esi, dword [sym.imp.KERNEL32.dll_SystemTimeToFileTime]
lea eax, [ebp - 0x20]
push eax
lea ecx, [ebp - 0x30]
push ecx
call esi
lea edx, [ebp - 0x18]
push edx
lea eax, [ebp - 0x40]
push eax
call esi
mov eax, dword [ebp - 0x20]
sub eax, dword [ebp - 0x18]
mov ecx, dword [ebp - 0x1c]
sbb ecx, dword [ebp - 0x14]
sub dword [ebp - 0x60], eax
sbb dword [ebp - 0x5c], ecx
sub dword [ebp - 0x68], eax
sbb dword [ebp - 0x64], ecx
sub dword [ebp - 0x70], eax
sbb dword [ebp - 0x6c], ecx
mov ecx, dword [ebp - 0x74]
mov eax, ecx
xor esi, esi
and eax, 1
je 0x10027def
mov dword [ebp - 8], 1
mov esi, dword [ebp - 8]
test cl, 2
je 0x10027df7
or esi, 2
test cl, 4
je 0x10027dff
or esi, 4
mov edx, ecx
and edx, 0x10
je 0x10027e09
or esi, 0x10
test cl, 0x20
je 0x10027e11
or esi, 0x20
test edx, edx
je 0x10027e1d
or esi, 0x40000000
jmp 0x10027e23
or esi, 0x80000000
or esi, 0x1000000
mov dword [ebp - 8], esi
test eax, eax
jne 0x10027e39
or esi, 0x800000
mov dword [ebp - 8], esi
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x10], eax
cmp eax, 0x28
jbe 0x10027ee0
mov esi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0
push edi
call esi
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
push 0
lea ecx, [ebp - 0xc]
push ecx
push 2
lea edx, [ebp - 4]
push edx
push edi
call ebx
push 0
push 0
push 0x24
push edi
call esi
push 0
lea eax, [ebp - 0xc]
push eax
push 4
lea ecx, [ebp - 0x14]
push ecx
push edi
call ebx
mov edx, 0x54ad
cmp word [ebp - 4], dx
jne 0x10027edd
mov eax, dword [ebp - 0x14]
lea ecx, [eax + 0x34]
cmp dword [ebp - 0x10], ecx
jbe 0x10027edd
push 0
push 0
push eax
push edi
call esi
push 0
lea edx, [ebp - 0xc]
push edx
push 4
lea eax, [ebp - 0x1c]
push eax
push edi
call ebx
mov eax, dword [ebp - 0x1c]
cmp eax, 0x5a4d
je 0x10027ed6
cmp eax, 0x454e
je 0x10027ed6
cmp eax, 0x454c
je 0x10027ed6
cmp eax, 0x4550
jne 0x10027edd
or dword [ebp - 8], 0x400000
mov esi, dword [ebp - 8]
mov eax, dword [ebp + 8]
xor ecx, ecx
cmp eax, ecx
je 0x10027eeb
mov dword [eax], esi
mov eax, dword [ebp + 0xc]
cmp eax, ecx
je 0x10027ef7
mov edx, dword [ebp - 0x10]
mov dword [eax], edx
mov eax, dword [ebp + 0x10]
cmp eax, ecx
je 0x10027f06
mov dword [eax], ecx
mov dword [eax + 4], ecx
mov dword [eax + 8], ecx
mov esi, dword [ebp + 0x14]
cmp esi, ecx
je 0x10027f2e
lea eax, [ebp + 0xc]
push eax
lea ecx, [ebp + 8]
push ecx
lea edx, [ebp - 0x60]
push edx
call dword [sym.imp.KERNEL32.dll_FileTimeToDosDateTime]
movzx eax, word [ebp + 8]
movzx ecx, word [ebp + 0xc]
shl eax, 0x10
or eax, ecx
mov dword [esi], eax
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret 0x10