alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP CometSystems Spyware"; flow:to_server,established; content:"/comet/request"; nocase; http_uri; classtype:pup-activity; sid:2001050; rev:10; metadata:created_at 2010_07_30, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_08_14;)