alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP EMO/PCPrivacyCleaner Rougue Secuirty App GET Checkin"; flow:established,to_server; content:"GET"; nocase; http_method; content:"action="; nocase; http_uri; content:"addt="; nocase; http_uri; content:"pc|5F|id="; nocase; http_uri; content:"abbr="; nocase; http_uri; reference:url,www.spywaresignatures.com/details/pcprivacycleaner.pdf; classtype:pup-activity; sid:2008456; rev:6; metadata:attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_08_14, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1496, mitre_technique_name Resource_Hijacking;)