alert tls $HOME_NET any -> any any (msg:"ET MALWARE Win32/TA569 Gholoader CnC Domain in TLS SNI (promo .summat10n .org)"; flow:established,to_server; tls.sni; bsize:19; content:"promo.summat10n.org"; fast_pattern; nocase; reference:url,community.emergingthreats.net/t/et-socgholish-rules-response-guidance/335; classtype:domain-c2; sid:2062575; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSEncrypt, created_at 2025_05_27, deployment Perimeter, malware_family SocGholish, confidence High, signature_severity Major, tag compromised_website, updated_at 2025_08_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise; target:src_ip;)