alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP SurfSidekick Activity (rinfo)"; flow:established,to_server; content:"/rinfo.htm?"; nocase; http_uri; content:"host="; nocase; http_uri; content:"action="; nocase; http_uri; content:"client=SSK"; nocase; http_uri; reference:url,securityresponse.symantec.com/avcenter/venc/data/adware.surfsidekick.html; classtype:pup-activity; sid:2002738; rev:6; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2019_08_14;)