alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT BegOpEK - TDS - icon.php"; flow:established,to_server; content:"/icon.php"; urilen:9; classtype:exploit-kit; sid:2015789; rev:2; metadata:created_at 2012_10_10, signature_severity Major, tag TDS, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)