Function at 0x4774c0
Capabilities:
Get file size
Parse pe header
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x70
mov eax, dword [0x50e018]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 8]
push edi
mov edi, dword [ebp + 0x10]
mov dword [ebp - 0x68], eax
lea eax, [ebp - 0x48]
push eax
push esi
mov dword [ebp - 0x70], ecx
mov dword [ebp - 0x5c], edx
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
jne 0x477508
pop edi
mov eax, 0x200
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004a665a
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x48]
push ebx
mov edx, eax
xor ebx, ebx
and edx, 1
je 0x47751f
mov dword [ebp - 0x4c], 1
mov ebx, dword [ebp - 0x4c]
test al, 2
je 0x477526
or ebx, 2
test al, 4
je 0x47752d
or ebx, 4
mov ecx, eax
and ecx, 0x10
je 0x477537
or ebx, 0x10
test al, 0x20
je 0x47753e
or ebx, 0x20
test ecx, ecx
je 0x47754a
or ebx, 0x40000000
jmp 0x477550
or ebx, 0x80000000
or ebx, 0x1000000
mov dword [ebp - 0x4c], ebx
test edx, edx
jne 0x477566
or ebx, 0x800000
mov dword [ebp - 0x4c], ebx
push 0
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x54], eax
cmp eax, 0x28
jbe 0x477613
mov ebx, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
push 0
push 0
push esi
call ebx
push 0
lea ecx, [ebp - 0x58]
push ecx
push 2
lea edx, [ebp - 0x50]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push 0
push 0
push 0x24
push esi
call ebx
push 0
lea eax, [ebp - 0x58]
push eax
push 4
lea ecx, [ebp - 0x6c]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov edx, 0x54ad
cmp word [ebp - 0x50], dx
jne 0x477610
mov eax, dword [ebp - 0x6c]
lea ecx, [eax + 0x34]
cmp dword [ebp - 0x54], ecx
jbe 0x477610
push 0
push 0
push eax
push esi
call ebx
push 0
lea edx, [ebp - 0x58]
push edx
push 4
lea eax, [ebp - 0x64]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [ebp - 0x64]
cmp eax, 0x5a4d
je 0x477609
cmp eax, 0x454e
je 0x477609
cmp eax, 0x454c
je 0x477609
cmp eax, 0x4550
jne 0x477610
or dword [ebp - 0x4c], 0x400000
mov ebx, dword [ebp - 0x4c]
mov eax, dword [ebp - 0x68]
test eax, eax
je 0x47761c
mov dword [eax], ebx
mov eax, dword [ebp - 0x70]
test eax, eax
je 0x477628
mov ecx, dword [ebp - 0x54]
mov dword [eax], ecx
mov esi, dword [ebp - 0x30]
mov ebx, dword [ebp - 0x34]
test edi, edi
je 0x47769f
mov edx, dword [ebp - 0x3c]
mov eax, dword [ebp - 0x38]
push 0
sub edx, 0xd53e8000
push 0x989680
sbb eax, 0x19db1de
push eax
push edx
call fcn.004cbb90
mov dword [edi + 4], edx
push 0
mov ecx, ebx
sub ecx, 0xd53e8000
mov edx, esi
push 0x989680
sbb edx, 0x19db1de
push edx
push ecx
mov dword [edi], eax
call fcn.004cbb90
mov ecx, dword [ebp - 0x40]
mov dword [edi + 8], eax
mov eax, dword [ebp - 0x44]
push 0
sub eax, 0xd53e8000
push 0x989680
sbb ecx, 0x19db1de
push ecx
push eax
mov dword [edi + 0xc], edx
call fcn.004cbb90
mov dword [edi + 0x10], eax
mov dword [edi + 0x14], edx
mov edi, dword [ebp - 0x5c]
test edi, edi
je 0x4776ff
lea edx, [ebp - 0x14]
push edx
lea eax, [ebp - 0x60]
push eax
mov dword [ebp - 0x60], ebx
mov dword [ebp - 0x5c], esi
call dword [sym.imp.KERNEL32.dll_FileTimeToSystemTime]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 0x12]
add ecx, 0xffffffc4
and edx, 0xf
shl ecx, 4
or ecx, edx
mov edx, dword [ebp - 0xa]
shl ecx, 5
movzx eax, cx
mov ecx, dword [ebp - 0xe]
and ecx, 0x1f
or eax, ecx
mov ecx, dword [ebp - 0xc]
and edx, 0x3f
shl ecx, 6
or edx, ecx
mov ecx, dword [ebp - 8]
shl edx, 5
movzx edx, dx
shl eax, 0x10
or eax, edx
lea edx, [ecx + ecx]
and edx, 0x1f
or eax, edx
mov dword [edi], eax
mov ecx, dword [ebp - 4]
pop ebx
pop edi
xor ecx, ebp
xor eax, eax
pop esi
call fcn.004a665a
mov esp, ebp
pop ebp
ret