ET MALWARE Wintern Vivern CnC Domain (ocspdep .com) in DNS Lookup

7.0.35.0SID: 2044660Rev: 3Disabled4 views
Sourceet/open
Fileemerging-malware.rules
CreatedMarch 16, 2023
UpdatedMarch 26, 2024
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Wintern Vivern CnC Domain (ocspdep .com) in DNS Lookup"; dns.query; bsize:11; content:"ocspdep.com"; nocase; reference:url,www.sentinelone.com/labs/winter-vivern-uncovering-a-wave-of-global-espionage/; classtype:domain-c2; sid:2044660; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_16, deployment Perimeter, deprecation_reason Relevance, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_03_26;)

References

urlwww.sentinelone.com/labs/winter-vivern-uncovering-a-wave-of-global-espionage/

Metadata

affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2023_03_16
deploymentPerimeter
deprecation reasonRelevance
performance impactLow
confidenceHigh
signature severityMajor
updated at2024_03_26

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