Function at 0x4aaa40
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x51f901
mov eax, dword fs:[0]
push eax
sub esp, 0x418
mov eax, dword [0x55a144]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x3d0], ecx
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab390
call fcn.00463620
push eax
lea ecx, [ebp - 0x94]
call fcn.004710d0
mov dword [ebp - 4], 0
call fcn.00463630
mov ecx, eax
call fcn.00472200
movzx eax, al
test eax, eax
je 0x4aacfb
mov ecx, dword [ebp + 8]
push ecx
lea ecx, [ebp - 0x94]
call fcn.004716d0
push 0
push 0x80
push 3
push 0
push 1
push SysReAllocString
lea ecx, [ebp - 0x94]
call fcn.00471590
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 0x3f8], eax
cmp dword [ebp - 0x3f8], 0xffffffff
jne 0x4aab22
push 0
push str.Error_opening_file
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3e1], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3e1]
jmp 0x4ab0cd
push 0
mov edx, dword [ebp - 0x3f8]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x3ec], eax
cmp dword [ebp - 0x3ec], 0
jne 0x4aab75
push 0
push str.File_is_empty
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3e2], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3e2]
jmp 0x4ab0cd
cmp dword [ebp - 0x3ec], 0x400000
jbe 0x4aabb6
push 0
push str.File_too_large
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d1], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d1]
jmp 0x4ab0cd
mov dword [ebp - 0x400], 0
mov eax, dword [ebp - 0x3ec]
push eax
call fcn.004f1bf5
add esp, 4
mov dword [ebp - 0x40c], eax
mov ecx, dword [ebp - 0x40c]
mov dword [ebp - 0x3e8], ecx
push 0
lea edx, [ebp - 0x400]
push edx
mov eax, dword [ebp - 0x3ec]
push eax
mov ecx, dword [ebp - 0x3e8]
push ecx
mov edx, dword [ebp - 0x3f8]
push edx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [ebp - 0x3f8]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 0x400]
cmp ecx, dword [ebp - 0x3ec]
je 0x4aac85
mov edx, dword [ebp - 0x3e8]
mov dword [ebp - 0x410], edx
mov eax, dword [ebp - 0x410]
push eax
call fcn.004f19f5
add esp, 4
mov dword [ebp - 0x3e8], 0
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab390
push 0
push str.Could_not_read_file
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d2], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d2]
jmp 0x4ab0cd
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp - 0x3ec]
push edx
mov eax, dword [ebp - 0x3e8]
push eax
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab0f0
mov byte [ebp - 0x3d3], al
mov ecx, dword [ebp - 0x3e8]
mov dword [ebp - 0x414], ecx
mov edx, dword [ebp - 0x414]
push edx
call fcn.004f19f5
add esp, 4
mov dword [ebp - 0x3e8], 0
mov al, byte [ebp - 0x3d3]
mov byte [ebp - 0x3d4], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d4]
jmp 0x4ab0cd
call fcn.00463630
push eax
lea ecx, [ebp - 0x94]
call fcn.004716a0
mov dword [ebp - 0x3e0], 0
call fcn.00463a20
movzx ecx, al
test ecx, ecx
je 0x4aad32
call fcn.00463640
mov dword [ebp - 0x3e0], eax
jmp 0x4aadb7
call fcn.00463650
push eax
lea ecx, [ebp - 0x19c]
call fcn.004710d0
mov byte [ebp - 4], 1
push 0
lea ecx, [ebp - 0x19c]
call fcn.00471590
push eax
call fcn.0046c450
add esp, 8
mov dword [ebp - 0x3fc], eax
mov edx, dword [ebp - 0x3fc]
push edx
lea ecx, [ebp - 0x94]
call fcn.00471590
push eax
call fcn.00477a30
add esp, 8
mov dword [ebp - 0x3e0], eax
cmp dword [ebp - 0x3fc], 0
je 0x4aada8
mov eax, dword [ebp - 0x3fc]
mov dword [ebp - 0x418], eax
mov ecx, dword [ebp - 0x418]
push ecx
call fcn.004f19f5
add esp, 4
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x19c]
call fcn.00471320
cmp dword [ebp - 0x3e0], 0
jne 0x4aadf5
push 0
push str.Error_opening_zip_file
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d5], al
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d5]
jmp 0x4ab0cd
mov dword [ebp - 0x404], 0
push 0xffffffffffffffff
mov edx, dword [ebp + 8]
push edx
lea ecx, [ebp - 0x118]
call fcn.00471110
mov byte [ebp - 4], 2
push 0x540924
push 0x540370
lea ecx, [ebp - 0x118]
call fcn.004725c0
lea eax, [ebp - 0x3cc]
push eax
lea ecx, [ebp - 0x404]
push ecx
push 1
lea ecx, [ebp - 0x118]
call fcn.00471590
push eax
mov edx, dword [ebp - 0x3e0]
push edx
call fcn.00476d40
add esp, 0x14
test eax, eax
je 0x4aae9c
push 0
push str.Could_not_find_ziped_file
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d6], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x118]
call fcn.00471320
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d6]
jmp 0x4ab0cd
mov eax, dword [ebp - 0x1a0]
mov dword [ebp - 0x3f4], eax
cmp dword [ebp - 0x3f4], 0
jne 0x4aaef5
push 0
push str.File_is_empty
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d7], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x118]
call fcn.00471320
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d7]
jmp 0x4ab0cd
cmp dword [ebp - 0x3f4], 0x400000
jbe 0x4aaf45
push 0
push str.File_too_large
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d8], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x118]
call fcn.00471320
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d8]
jmp 0x4ab0cd
mov ecx, dword [ebp - 0x3f4]
push ecx
call fcn.004f1bf5
add esp, 4
mov dword [ebp - 0x41c], eax
mov edx, dword [ebp - 0x41c]
mov dword [ebp - 0x3f0], edx
mov eax, dword [ebp - 0x3f4]
push eax
mov ecx, dword [ebp - 0x3f0]
push ecx
mov edx, dword [ebp - 0x404]
push edx
mov eax, dword [ebp - 0x3e0]
push eax
call fcn.004782a0
add esp, 0x10
mov dword [ebp - 0x408], eax
cmp dword [ebp - 0x408], 0
je 0x4ab023
cmp dword [ebp - 0x408], 0x600
je 0x4ab023
mov ecx, dword [ebp - 0x3f0]
mov dword [ebp - 0x420], ecx
mov edx, dword [ebp - 0x420]
push edx
call fcn.004f19f5
add esp, 4
call fcn.00463a20
movzx eax, al
test eax, eax
jne 0x4aafdf
mov ecx, dword [ebp - 0x3e0]
push ecx
call fcn.00476980
add esp, 4
push 0
push str.Could_not_unzip_file
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab3f0
mov byte [ebp - 0x3d9], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x118]
call fcn.00471320
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3d9]
jmp 0x4ab0cd
call fcn.00463a20
movzx edx, al
test edx, edx
jne 0x4ab03e
mov eax, dword [ebp - 0x3e0]
push eax
call fcn.00476980
add esp, 4
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp - 0x3f4]
push edx
mov eax, dword [ebp - 0x3f0]
push eax
mov ecx, dword [ebp - 0x3d0]
call fcn.004ab0f0
mov byte [ebp - 0x3da], al
mov ecx, dword [ebp - 0x3f0]
mov dword [ebp - 0x424], ecx
mov edx, dword [ebp - 0x424]
push edx
call fcn.004f19f5
add esp, 4
mov dword [ebp - 0x3f0], 0
mov al, byte [ebp - 0x3da]
mov byte [ebp - 0x3db], al
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x118]
call fcn.00471320
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x94]
call fcn.00471320
mov al, byte [ebp - 0x3db]
jmp 0x4ab0cd
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004f110c
mov esp, ebp
pop ebp
ret 8