hi, do u know about snort?
https://www.snort.org/
https://dl.packetstormsecurity.net/papers/IDS/snort-firstline.pdf
public function hackAction() {
$ipAddress = $this->request->getClientAddress();
$userAgent = $this->request->getUserAgent();
$data = date('Y-m-d G:i:s');
$query_command = $_SERVER['QUERY_STRING'];
$keyword =
array('chr(', 'chr=', 'chr%20', '%20chr', 'wget%20', '%20wget', 'wget(',
'cmd=', '%20cmd', 'cmd%20', 'rush=', '%20rush', 'rush%20', 'union%20',
'%20union', 'union(', 'union=', 'echr(', '%20echr', 'echr%20', 'echr=',
'esystem(', 'esystem%20', 'cp%20', '%20cp', 'cp(', 'mdir%20', '%20mdir',
'mdir(', 'mcd%20', 'mrd%20', 'rm%20', '%20mcd', '%20mrd', '%20rm', 'mcd(',
'mrd(', 'rm(', 'mcd=', 'mrd=', 'mv%20', 'rmdir%20', 'mv(', 'rmdir(', 'chmod(',
'chmod%20', '%20chmod', 'chmod(', 'chmod=', 'chown%20', 'chgrp%20', 'chown(',
'chgrp(', 'locate%20', 'grep%20', 'locate(', 'grep(', 'diff%20', 'kill%20',
'kill(', 'killall', 'passwd%20', '%20passwd', 'passwd(', 'telnet%20',
'vi(', 'vi%20', 'insert%20into', 'select%20', 'nigga(', '%20nigga', 'nigga%20',
'fopen', 'fwrite', '%20like', 'like%20', '$_request', '$_get', '$request', '$get',
'.system', 'HTTP_PHP', '&aim', '%20getenv', 'getenv%20', 'new_password', '&icq',
'/etc/password', '/etc/shadow', '/etc/groups', '/etc/gshadow', 'HTTP_USER_AGENT',
'HTTP_HOST', '/bin/ps', 'wget%20', 'uname\x20-a', '/usr/bin/id', '/bin/echo',
'/bin/kill', '/bin/', '/chgrp', '/chown', '/usr/bin', 'g\+\+', 'bin/python',
'bin/tclsh', 'bin/nasm', 'perl%20', 'traceroute%20', 'ping%20', '.pl',
'/usr/X11R6/bin/xterm', 'lsof%20', '/bin/mail', '.conf', 'motd%20', 'HTTP/1.',
'.inc.php', 'config.php', 'cgi-', '.eml', 'file\://', 'window.open', '<SCRIPT>',
'javascript\://', 'img src', 'img%20src', '.jsp', 'ftp.exe', 'xp_enumdsn',
'xp_availablemedia', 'xp_filelist', 'xp_cmdshell', 'nc.exe', '.htpasswd',
'servlet', '/etc/passwd', 'wwwacl', '~root', '~ftp', '.js', '.jsp', 'admin_',
'.history', 'bash_history', '.bash_history', '~nobody', 'server-info', 'server-status',
'reboot%20', 'halt%20', 'powerdown%20', '/home/ftp', '/home/www', 'secure_site, ok',
'chunked', 'org.apache', '/servlet/con', '<script', '/robot.txt', '/perl', 'mod_gzip_status',
'db_mysql.inc', '.inc', 'select%20from', 'select from', 'drop%20', '.system', 'getenv',
'http_', '_php', 'php_', 'passwd', 'phpinfo()', '<?php', '?>', 'sql=', 'p=-', 'c$',
'union', 'select', 'null', 'NULL', 'NU', 'xss', '+', '-', '*', '../../', '/*', 'promit',
'alert', 'GET', 'POST', '../', 'ping', 'PING', './', 'SELECT');
$checking = str_replace($keyword, '*', $query_command);
if ($query_command != $checking) {
$logs = new Hack();
$logs->ipAddress = $ipAddress;
$logs->userAgent = $userAgent;
$logs->data = $data;
$logs->query = $query_command;
$logs->save();
}
if ($query_command != $checking) {
//do some
}
}