alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED SutraTDS (enema) used in Blackhole campaigns"; flow:to_server,established; content:"/top2.html"; http_uri; content:"|0d 0a|Host|3a| enema."; http_header; classtype:bad-unknown; sid:2014885; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2012_06_09, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, tag TDS, updated_at 2019_07_26;)