Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32.Agent.cyt (Or variant) HTTP POST Checkin"; flow:established,to_server; http.method; content:"POST"; depth:4; http.uri; content:".cgi"; http.request_body; content:"o=i&k="; classtype:command-and-control; sid:2008003; rev:6; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2020_09_02;)