alert http1 $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP User-Agent (Mozilla) - Possible Spyware Related"; flow:established,to_server; http.host; content:!"smartcom.com"; endswith; content:!"iscoresports.com"; endswith; content:!"popslotscasino.com"; endswith; http.header; content:"User-Agent|3a 20|Mozilla|0d 0a|"; fast_pattern; classtype:pup-activity; sid:2007854; rev:17; metadata:created_at 2010_07_30, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_07;)