Versions (2)
Version DetailsCurrent
Rev: 1 • May 16, 2026, 12:00 PMET EXPLOIT_KIT ClickFix Domain in TLS SNI (silenttunnelzone .top)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT ClickFix Domain in TLS SNI (silenttunnelzone .top)"; flow:established,to_server; tls.sni; bsize:20; content:"silenttunnelzone.top"; fast_pattern; reference:url,www.proofpoint.com/us/blog/threat-insight/clipboard-compromise-powershell-self-pwn; reference:url,blog.sekoia.io/interlock-ransomware-evolving-under-the-radar/; classtype:exploit-kit; sid:2069318; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2026_05_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_05_16, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;)
May 16, 2026, 12:00 PM
May 16, 2026, 12:00 PM
May 18, 2026, 9:34 PM
May 19, 2026, 8:34 PM
rules/emerging-exploit_kit.rules