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Rev: 1 • Mar 31, 2022, 12:00 PMET MALWARE Observed Win32/Eternity Stealer Domain (eternitypr .net in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Win32/Eternity Stealer Domain (eternitypr .net in TLS SNI)"; flow:established,to_server; tls.sni; content:"eternitypr.net"; bsize:14; fast_pattern; reference:md5,21ccad42f936524b311a8bc102b16752; reference:url,twitter.com/James_inthe_box/status/1509271782578040832; classtype:domain-c2; sid:2035685; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_03_31, deployment Perimeter, malware_family Win32_Eternity, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_31, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Mar 31, 2022, 12:00 PM
Mar 31, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 4, 2025, 9:34 PM
rules/emerging-malware.rules