alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Suspicious User-Agent (go-diva)"; flow:to_server,established; http.user_agent; content:"go-diva"; reference:url,pcthreat.com/parasitebyid-8835en.html; classtype:pup-activity; sid:2013452; rev:5; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2011_08_24, deployment Perimeter, confidence High, signature_severity Minor, tag User_Agent, updated_at 2020_08_31;)