Function at 0x481bd0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x554e0b
mov eax, dword fs:[0]
push eax
sub esp, 0x2c8
mov eax, dword [0x5a9464]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov eax, dword [esi]
mov ebx, dword [ebp + 8]
test eax, eax
je 0x481c12
push eax
call fcn.005262eb
add esp, 4
mov eax, dword [esi + 4]
test eax, eax
je 0x481c22
push eax
call fcn.005262eb
add esp, 4
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.004594c0
push eax
lea ecx, [ebp - 0x94]
call fcn.00452de0
mov dword [ebp - 4], 0
call fcn.004594d0
mov ecx, eax
call fcn.00453a20
test al, al
je 0x481d22
push ebx
lea ecx, [ebp - 0x94]
call fcn.004531f0
push 0
push 0x80
push 3
push 0
push 1
push SysReAllocString
lea ecx, [ebp - 0x94]
call fcn.004537d0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x481c9e
push 0x63
push str.Error_opening_file
jmp 0x481f01
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x481e99
cmp edi, 0x400000
ja 0x481eaa
push edi
mov dword [ebp - 0x2cc], 0
call fcn.00509382
add esp, 4
mov dword [ebp - 0x2c8], eax
lea ecx, [ebp - 0x2cc]
push 0
push ecx
push edi
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x2cc], edi
je 0x481d19
mov edi, dword [ebp - 0x2c8]
push edi
call fcn.0050905e
add esp, 4
mov ecx, esi
call fcn.00482110
push 0x63
push str.Could_not_read_file
jmp 0x481f01
push dword [ebp + 0xc]
push edi
jmp 0x481f3a
call fcn.00459790
test al, al
jne 0x481e16
call fcn.004594d0
push eax
lea ecx, [ebp - 0x94]
call fcn.004531d0
call fcn.00459740
test al, al
je 0x481d50
call fcn.004594e0
jmp 0x481d68
push 2
push 0
lea ecx, [ebp - 0x94]
call fcn.004537d0
push eax
call fcn.00470550
add esp, 0xc
mov edi, eax
test edi, edi
je 0x481e53
lea eax, [ebp - 0x2c4]
push eax
lea eax, [ebp - 0x2cc]
push eax
push 1
push ebx
push edi
call fcn.0046fe60
add esp, 0x14
test eax, eax
jne 0x481e86
mov ebx, dword [ebp - 0x98]
test ebx, ebx
je 0x481e99
cmp ebx, 0x400000
ja 0x481eaa
push ebx
call fcn.00509382
push 3
push ebx
push eax
push dword [ebp - 0x2cc]
mov dword [ebp - 0x2c8], eax
push edi
call fcn.004709e0
add esp, 0x18
test eax, eax
je 0x481dfe
cmp eax, 0x600
je 0x481dfe
push dword [ebp - 0x2c8]
call fcn.0050905e
add esp, 4
call fcn.00459740
test al, al
jne 0x481efa
push edi
call fcn.0046fc40
jmp 0x481ef7
call fcn.00459740
test al, al
jne 0x481f36
push edi
call fcn.0046fc40
jmp 0x481f33
call fcn.004594d0
push eax
lea ecx, [ebp - 0x94]
call fcn.004531d0
call fcn.00459740
test al, al
je 0x481e37
call fcn.004594e0
jmp 0x481e4d
push 0
lea ecx, [ebp - 0x94]
call fcn.004537d0
push eax
call fcn.00474b00
add esp, 8
mov edi, eax
test edi, edi
jne 0x481e5f
push 0x63
push str.Error_opening_zip_file
jmp 0x481f01
lea eax, [ebp - 0x2d4]
xorps xmm0, xmm0
push eax
lea eax, [ebp - 0x2cc]
movlpd qword [ebp - 0x2d4], xmm0
push eax
push ebx
push edi
call fcn.00474300
add esp, 0x10
test eax, eax
je 0x481e8f
push 0x63
push str.Could_not_find_ziped_file
jmp 0x481f01
mov ebx, dword [ebp - 0x2d4]
test ebx, ebx
jne 0x481ea2
push 0x63
push str.File_is_empty
jmp 0x481f01
cmp ebx, 0x400000
jbe 0x481eb3
push 0x63
push 0x564624
jmp 0x481f01
push ebx
call fcn.00509382
push eax
push dword [ebp - 0x2cc]
mov dword [ebp - 0x2c8], eax
push edi
call fcn.00474c70
add esp, 0x10
test eax, eax
je 0x481f24
cmp eax, 0x600
je 0x481f24
push dword [ebp - 0x2c8]
call fcn.0050905e
add esp, 4
call fcn.00459740
test al, al
jne 0x481efa
push edi
call fcn.00474210
add esp, 4
push 0x63
push str.Could_not_unzip_file
lea eax, [esi + 0x10]
push eax
call fcn.00531877
push 0x31
lea eax, [esi + 0xd8]
push 0x58c674
push eax
call fcn.00531877
add esp, 0x18
xor bl, bl
jmp 0x481f53
call fcn.00459740
test al, al
jne 0x481f36
push edi
call fcn.00474210
add esp, 4
push dword [ebp + 0xc]
push ebx
mov edi, dword [ebp - 0x2c8]
mov ecx, esi
push edi
call fcn.00481f80
push edi
mov bl, al
call fcn.0050905e
add esp, 4
lea ecx, [ebp - 0x94]
call fcn.00452f30
mov al, bl
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00508d64
mov esp, ebp
pop ebp
ret 8