Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed ClickFix Domain (reddit .co .im in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".reddit.co.im"; endswith; fast_pattern; classtype:trojan-activity; sid:2061737; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_04_18, deployment Perimeter, malware_family ClickFix, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_04_18;)