alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCAN ZmEu exploit scanner"; flow:established,to_server; threshold:type limit, track by_src, seconds 180, count 1; http.user_agent; content:"Made by ZmEu"; depth:12; classtype:web-application-attack; sid:2010715; rev:10; metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_22;)