alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Sogou Toolbar Checkin"; flow:to_server,established; http.uri; content:"/seversion.txt"; http.user_agent; content:"SeFastSetup"; depth:11; classtype:pup-activity; sid:2011226; rev:8; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2020_10_19;)