alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Unknown FakeAV - /get/*.crp"; flow:established,to_server; content:"/get/"; http_uri; content:".crp"; http_uri; fast_pattern; classtype:trojan-activity; sid:2015894; rev:2; metadata:created_at 2012_11_20, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)