alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Observed ClickFix Domain (wwwc1oudflare .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".wwwc1oudflare.com"; endswith; fast_pattern; classtype:exploit-kit; sid:2062214; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_05_08, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, tag ClickFix, updated_at 2025_05_08, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)