ET MALWARE Observed APT Actor Payload Domain (archive-downloader .com in TLS SNI)
Sourceet/open
CreatedJanuary 30, 2023
UpdatedJanuary 30, 2023
Classificationdomain-c2
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed APT Actor Payload Domain (archive-downloader .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".archive-downloader.com"; endswith; fast_pattern; reference:url,twitter.com/h2jazi/status/1618347920792907777; reference:md5,23c0523af70c2144cb3e29101039512d; classtype:domain-c2; sid:2044022; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_01_30, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_30, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
References
| url | twitter.com/h2jazi/status/1618347920792907777 |
| md5 | 23c0523af70c2144cb3e29101039512d |
Metadata
attack targetClient_Endpoint
created at2023_01_30
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2023_01_30
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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