Versions (3)
Version DetailsCurrent
Rev: 1 • Apr 16, 2024, 12:00 PMET MALWARE Observed DonotGroup Related Domain (geographiclocation .info in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed DonotGroup Related Domain (geographiclocation .info in TLS SNI)"; flow:established,to_server; tls.sni; bsize:23; content:"geographiclocation.info"; fast_pattern; reference:md5,5ee4463da5f43ee67541b9eb1277e1bf; reference:url,twitter.com/ginkgo_g/status/1777256849030709560; classtype:domain-c2; sid:2052104; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_04_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_16, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Apr 16, 2024, 12:00 PM
Apr 16, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 12, 2025, 9:34 PM
rules/emerging-malware.rules