ET MALWARE Cobalt Strike Related Domain in DNS Lookup (mail .igov-service .net)
Sourceet/open
Fileemerging-malware.rules
CreatedApril 13, 2022
UpdatedMarch 26, 2024
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (mail .igov-service .net)"; dns.query; bsize:21; content:"mail.igov-service.net"; nocase; reference:md5,199369f6b6eba1147d7e1bca208d6dab ; classtype:domain-c2; sid:2035914; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_04_13, deployment Perimeter, malware_family Cobalt_Strike, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_26;)
References
| md5 | 199369f6b6eba1147d7e1bca208d6dab |
Metadata
attack targetClient_Endpoint
created at2022_04_13
deploymentPerimeter
malware familyCobalt_Strike
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_26
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