Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Polyfill Malicious Redirect Domain (www .googie-anaiytics .com) in TLS SNI"; flow:established,to_server; tls.sni; bsize:24; content:"www.googie-anaiytics.com"; fast_pattern; reference:url,sansec.io/research/polyfill-supply-chain-attack; classtype:trojan-activity; sid:2053890; rev:1; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2024_06_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_06_26, reviewed_at 2024_10_04;)