alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Clearfake Set-Cookie Inbound M2"; flow:established,to_client; http.cookie; content:"d0ead02777f7e137a4816d479fa38c2b="; fast_pattern; pcre:"/^[A-Z0-9]{50,300}\x3b/Ri"; reference:url,rmceoin.github.io/malware-analysis/clearfake/; classtype:exploit-kit; sid:2069919; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_06_12, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag ClearFake, tag compromised_website, updated_at 2026_06_12, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise; target:dest_ip;)