Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Plugin-Detect with global % replace on unescaped string (Sakura)"; flow:established,to_client; file_data; content:"PluginDetect.getVersion"; fast_pattern; content:"unescape("; nocase; pcre:"/^[\r\n\s]*?[\x22\x27][^\x22\x27]+?[\x22\x27]\.replace\([\r\n\s]*?(?P<q1>[\x22\x27]?)\/.+?\/g[\r\n\s]*?,[\r\n\s]*?(?P<q2>[\x22\x27]?)%(?P=q2)[\r\n\s]*?\)/R"; classtype:exploit-kit; sid:2017271; rev:3; metadata:created_at 2013_08_03, signature_severity Major, updated_at 2019_07_26;)