alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Rootkit.Win32.Clbd.cz Checkin"; flow:established,to_server; http.method; content:"POST"; nocase; http.uri; content:".php"; http.request_body; content:"gd="; content:"=="; content:"&affid="; content:"="; content:"&subid="; content:"&prov="; fast_pattern; classtype:command-and-control; sid:2008442; rev:10; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2024_03_13;)