alert http $HOME_NET 1024: -> $EXTERNAL_NET any (msg:"ET MALWARE Stuxnet index.php"; flow:to_server,established; http.uri; content:"/index.php?data=66a96e28"; nocase; reference:url,research.zscaler.com/2010/07/lnk-cve-2010-2568-stuxnet-incident.html; classtype:trojan-activity; sid:2011300; rev:5; metadata:created_at 2010_09_28, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_10;)