ET MALWARE Observed TA430/Andariel APT Related Domain (tech .micrsofts .tech in TLS SNI)
Sourceet/open
CreatedDecember 12, 2023
UpdatedMarch 11, 2024
Classificationtrojan-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed TA430/Andariel APT Related Domain (tech .micrsofts .tech in TLS SNI)"; flow:established,to_server; tls.sni; bsize:19; content:"tech.micrsofts.tech"; fast_pattern; reference:url,blog.talosintelligence.com/lazarus_new_rats_dlang_and_telegram/; classtype:trojan-activity; sid:2049655; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_12_12, deployment Perimeter, deprecation_reason Age, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_11, reviewed_at 2024_03_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Metadata
attack targetClient_Endpoint
created at2023_12_12
deploymentPerimeter
deprecation reasonAge
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_11
reviewed at2024_03_11
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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