ET MALWARE Observed Targeted Attack Malicious Domain in TLS SNI (transplugin .io)

7.0.35.0SID: 2031554Rev: 2Enabled1 views
Sourceet/open
Fileemerging-malware.rules
CreatedJanuary 26, 2021
UpdatedMarch 25, 2024
Classificationdomain-c2
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Targeted Attack Malicious Domain in TLS SNI (transplugin .io)"; flow:established,to_server; tls.sni; bsize:14; content:"transplugin.io"; fast_pattern; reference:url,blog.google/threat-analysis-group/new-campaign-targeting-security-researchers/; classtype:domain-c2; sid:2031554; rev:2; metadata:attack_target Client_Endpoint, created_at 2021_01_26, deployment Perimeter, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_25, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)

References

urlblog.google/threat-analysis-group/new-campaign-targeting-security-researchers/

Metadata

attack targetClient_Endpoint
created at2021_01_26
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_25
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol

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