alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Adobe 0day Shovelware"; flow:established,to_server; content:"GET"; http_method; content:!"Referer|3a|"; http_header; content:"/ppp/listdir.php?dir="; http_uri; pcre:"/\/[a-z]{2}\/[a-z]{4}01\/ppp\/listdir\.php\?dir=/Ui"; reference:url,isc.sans.org/diary.html?storyid=7747; classtype:trojan-activity; sid:2010496; rev:6; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)