Versions (2)
Version DetailsCurrent
Rev: 1 • Mar 10, 2025, 12:00 PMET PHISHING TA453 Domain in TLS SNI
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING TA453 Domain in TLS SNI"; flow:established,to_server; tls.sni; dotprefix; content:".accessible-length-gap.site"; endswith; fast_pattern; reference:url,x.com/NarimanGharib/status/1898343272772174032; classtype:credential-theft; sid:2060764; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2025_03_10, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag TA453, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_03_10, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)
Mar 10, 2025, 12:00 PM
Mar 10, 2025, 12:00 PM
Mar 10, 2025, 10:34 PM
Jul 3, 2025, 8:34 PM
rules/emerging-phishing.rules