ET MALWARE Observed Cobalt Strike Stager Domain in DNS Query

7.0.35.0SID: 2030112Rev: 2Enabled1 views
Sourceet/open
Fileemerging-malware.rules
CreatedMay 6, 2020
UpdatedMarch 24, 2024
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed Cobalt Strike Stager Domain in DNS Query"; dns.query; bsize:18; content:"cylenceprotect.com"; nocase; reference:url,fireeye.com/blog/threat-research/2020/03/the-cycle-of-adversary-pursuit.html; classtype:domain-c2; sid:2030112; rev:2; metadata:attack_target Client_Endpoint, created_at 2020_05_06, deployment Perimeter, confidence High, signature_severity Major, updated_at 2024_03_24;)

References

urlfireeye.com/blog/threat-research/2020/03/the-cycle-of-adversary-pursuit.html

Metadata

attack targetClient_Endpoint
created at2020_05_06
deploymentPerimeter
confidenceHigh
signature severityMajor
updated at2024_03_24

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