alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Gozi Communication 2"; flow:established,to_server; http.uri; content:"?user_id="; content:"&version_id="; content:"&sys="; classtype:trojan-activity; sid:2013169; rev:3; metadata:created_at 2011_07_01, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_20;)