Rule History

SID: 2047937 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2 • Sep 6, 2023, 12:00 PM

Message:

ET EXPLOIT_KIT ClearFake Domain in TLS SNI (oekofkkfkoeefkefbnhgtrq .space)

Rule:

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT ClearFake Domain in TLS SNI (oekofkkfkoeefkefbnhgtrq .space)"; flow:established,to_server; tls.sni; bsize:29; content:"oekofkkfkoeefkefbnhgtrq.space"; fast_pattern; reference:url,rmceoin.github.io/malware-analysis/clearfake/; classtype:exploit-kit; sid:2047937; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2023_09_06, deployment Perimeter, deprecation_reason Age, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag ClearFake, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_08, reviewed_at 2023_11_08;)

Created:

Sep 6, 2023, 12:00 PM

Updated:

Nov 8, 2023, 12:00 PM

DB Created:

Sep 6, 2023, 9:00 PM

DB Updated:

Aug 18, 2025, 8:35 PM

Filename:

rules/emerging-exploit_kit.rules