alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY IP Check (rl. ammyy. com)"; flow:to_server,established; urilen:1; http.host; content:"rl.ammyy.com"; depth:12; endswith; fast_pattern; classtype:policy-violation; sid:2025149; rev:5; metadata:created_at 2017_12_13, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_05;)