alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET WEB_CLIENT DRIVEBY Redirection - phpBB Injection"; flow:established,to_server; content:".js?"; http_uri; content:"&"; distance:6; within:1; http_uri; pcre:"/\/[0-9]{6}\.js\?[0-9]{6}&[0-9a-f]{16}$/Ui"; classtype:trojan-activity; sid:2017149; rev:2; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2013_07_16, deployment Perimeter, signature_severity Major, tag DriveBy, updated_at 2019_07_26;)