Rule History

SID: 2061166 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1 • Mar 27, 2025, 12:00 PM

Message:

ET MALWARE Observed TA452 Domain (arthurshelby .click in TLS SNI)

Rule:

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed TA452 Domain (arthurshelby .click in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".arthurshelby.click"; endswith; fast_pattern; reference:url,www.elastic.co/security-labs/the-shelby-strategy; classtype:trojan-activity; sid:2061166; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_03_27, deployment Perimeter, confidence High, signature_severity Major, tag TA452, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_03_27;)

Created:

Mar 27, 2025, 12:00 PM

Updated:

Mar 27, 2025, 12:00 PM

DB Created:

Mar 27, 2025, 9:34 PM

DB Updated:

Jul 3, 2025, 8:34 PM

Filename:

rules/emerging-malware.rules