alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Possible JKDDOS download b.exe"; flow:established,to_server; content:"GET"; nocase; http_method; content:"/b.exe"; nocase; http_uri; reference:url,asert.arbornetworks.com/2011/03/jkddos-ddos-bot-with-an-interest-in-the-mining-industry; classtype:trojan-activity; sid:2012466; rev:3; metadata:created_at 2011_03_10, signature_severity Unknown, updated_at 2019_07_26;)