ET MALWARE [Fireeye] Backdoor.SUNBURST SSL Cert Inbound (websitetheme .com)

7.0.35.0SID: 2031360Rev: 3Enabled1 views
Sourceet/open
Fileemerging-malware.rules
CreatedDecember 14, 2020
UpdatedMarch 25, 2024
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE [Fireeye] Backdoor.SUNBURST SSL Cert Inbound (websitetheme .com)"; flow:established,to_client; tls.cert_subject; bsize:19; content:"CN=websitetheme.com"; fast_pattern; reference:url,www.fireeye.com/blog/threat-research/2020/12/evasive-attacker-leverages-solarwinds-supply-chain-compromises-with-sunburst-backdoor.html; classtype:trojan-activity; sid:2031360; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_12_14, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_25;)

References

urlwww.fireeye.com/blog/threat-research/2020/12/evasive-attacker-leverages-solarwinds-supply-chain-compromises-with-sunburst-backdoor.html

Metadata

affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2020_12_14
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_25

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