ctracker.php

<?php
// Cracker Tracker Protection System
// Created by: Christian Knerr - www.cback.de
// phpBB Users: Please use our complete phpBB2 Mod!
// Version: 2.0.0

// License: GPL


// Begin CrackerTracker  StandAlone

$cracktrack = $_SERVER['QUERY_STRING'];
$wormprotector = array('chr(', 'chr=', 'chr%20', '%20chr', 'wget%20', '%20wget', 'wget(',
	'cmd=', '%20cmd', 'cmd%20', 'rush=', '%20rush', 'rush%20',
	'union%20', '%20union', 'union(', 'union=', 'echr(', '%20echr', 'echr%20', 'echr=',
	'esystem(', 'esystem%20', 'cp%20', '%20cp', 'cp(', 'mdir%20', '%20mdir', 'mdir(',
	'mcd%20', 'mrd%20', 'rm%20', '%20mcd', '%20mrd', '%20rm',
	'mcd(', 'mrd(', 'rm(', 'mcd=', 'mrd=', 'mv%20', 'rmdir%20', 'mv(', 'rmdir(',
	'chmod(', 'chmod%20', '%20chmod', 'chmod(', 'chmod=', 'chown%20', 'chgrp%20', 'chown(', 'chgrp(',
	'locate%20', 'grep%20', 'locate(', 'grep(', 'diff%20', 'kill%20', 'kill(', 'killall',
	'passwd%20', '%20passwd', 'passwd(', 'telnet%20', 'vi(', 'vi%20',
	'insert%20into', 'select%20', 'nigga(', '%20nigga', 'nigga%20', 'fopen', 'fwrite', '%20like', 'like%20',
	'$_request', '$_get', '$request', '$get', '.system', 'HTTP_PHP', '&aim', '%20getenv', 'getenv%20',
	'new_password', '&icq', '/etc/password', '/etc/shadow', '/etc/groups', '/etc/gshadow',
	'HTTP_USER_AGENT', 'HTTP_HOST', '/bin/ps', 'wget%20', 'uname\x20-a', '/usr/bin/id',
	'/bin/echo', '/bin/kill', '/bin/', '/chgrp', '/chown', '/usr/bin', 'g\+\+', 'bin/python',
	'bin/tclsh', 'bin/nasm', 'perl%20', 'traceroute%20', 'ping%20', '.pl', '/usr/X11R6/bin/xterm', 'lsof%20',
	'/bin/mail', '.conf', 'motd%20', 'HTTP/1.', '.inc.php', 'config.php', 'cgi-', '.eml',
	'file\://', 'window.open', '<SCRIPT>', 'javascript\://', 'img src', 'img%20src', '.jsp', 'ftp.exe',
	'xp_enumdsn', 'xp_availablemedia', 'xp_filelist', 'xp_cmdshell', 'nc.exe', '.htpasswd',
	'servlet', '/etc/passwd', 'wwwacl', '~root', '~ftp', '.js', '.jsp', 'admin_', '.history',
	'bash_history', '.bash_history', '~nobody', 'server-info', 'server-status', 'reboot%20', 'halt%20',
	'powerdown%20', '/home/ftp', '/home/www', 'secure_site, ok', 'chunked', 'org.apache', '/servlet/con',
	'<script', '/robot.txt' , '/perl' , 'mod_gzip_status', 'db_mysql.inc', '.inc', 'select%20from',
	'select from', 'drop%20', '.system', 'getenv', 'http_', '_php', 'php_', 'phpinfo()', '<?php', '?>', 'sql=');

$checkworm = str_replace($wormprotector, '*', $cracktrack);

if ($cracktrack != $checkworm) {
	$cremotead = $_SERVER['REMOTE_ADDR'];
	$cuseragent = $_SERVER['HTTP_USER_AGENT'];

	die("Attack detected! <br /><br /><b>Dieser Angriff wurde erkannt und blockiert:</b><br />$cremotead - $cuseragent");
}

// End CrackerTracker StandAlone
?>