alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP UCMore Spyware User-Agent (EI)"; flow:to_server,established; http.user_agent; content:"EI"; depth:2; endswith; classtype:pup-activity; sid:2001996; rev:18; metadata:attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence High, signature_severity Minor, tag Spyware_User_Agent, updated_at 2020_10_17;)