alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Possible Neutrino EK Downloading Jar"; flow:established,to_server; content:"Java/1."; http_user_agent; content:"/m"; http_uri; content:"?l"; http_uri; distance:0; pcre:"/\/m[a-z]+?\?l[a-z]+?=[a-z]+$/U"; classtype:exploit-kit; sid:2016551; rev:9; metadata:created_at 2013_03_08, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)