Versions (3)
Version DetailsCurrent
Rev: 2 • Jul 3, 2023, 12:00 PMET MALWARE Observed DuckTail Domain (techvibeo .com in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed DuckTail Domain (techvibeo .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".techvibeo.com"; endswith; fast_pattern; reference:url,twitter.com/StopMalvertisin/status/1675424796904165376; classtype:trojan-activity; sid:2046718; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_07_03, deployment Perimeter, malware_family Ducktail, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_09_19, reviewed_at 2023_09_19, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Jul 3, 2023, 12:00 PM
Sep 19, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 21, 2025, 9:36 PM
rules/emerging-malware.rules