alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP IEHelp.net Spyware checkin"; flow:established,to_server; content:"/l/gpr.php?"; nocase; http_uri; content:"ID1="; nocase; http_uri; reference:url,securityresponse.symantec.com/avcenter/venc/data/trojan.domcom.html; classtype:pup-activity; sid:2002096; rev:9; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2019_08_14;)