alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32.Vilsel Checkin"; flow:to_server,established; http.uri; content:"/isup.php?v="; content:"&sox="; reference:url,www.malware-control.com/statics-pages/5de2e2f56e5277cfe3d44299ab496648.php; reference:url,www.malware-control.com/statics-pages/87290c3019b7dbac0d7d2e15f03572ba.php; classtype:command-and-control; sid:2013114; rev:3; metadata:created_at 2011_06_24, signature_severity Major, updated_at 2020_04_20;)