ET MALWARE Observed Cobalt Strike Stager Domain in DNS Query

7.0.3 5.0SID: 2030112Rev: 1Enabled1 views

Fileemerging-malware.rules

CreatedMay 6, 2020

UpdatedMay 6, 2020

Classificationdomain-c2

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed Cobalt Strike Stager Domain in DNS Query"; dns.query; content:"cylenceprotect.com"; bsize:18; nocase; reference:url,fireeye.com/blog/threat-research/2020/03/the-cycle-of-adversary-pursuit.html; classtype:domain-c2; sid:2030112; rev:1; metadata:attack_target Client_Endpoint, created_at 2020_05_06, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_05_06;)

References

url	fireeye.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 at2020_05_06

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