ET MALWARE Cobalt Strike Related Domain in DNS Lookup (checkauj .com)
Sourceet/open
CreatedNovember 29, 2021
UpdatedNovember 29, 2021
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (checkauj .com)"; dns.query; content:"checkauj.com"; nocase; bsize:12; reference:md5,ab3a744545a12ba2f6789e94b789666a; reference:url,thedfirreport.com/2021/11/29/continuing-the-bazar-ransomware-story/; classtype:domain-c2; sid:2034551; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_11_29, deployment Perimeter, malware_family Cobalt_Strike, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_11_29;)
References
| md5 | ab3a744545a12ba2f6789e94b789666a |
| url | thedfirreport.com/2021/11/29/continuing-the-bazar-ransomware-story/ |
Metadata
attack targetClient_Endpoint
created at2021_11_29
deploymentPerimeter
malware familyCobalt_Strike
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_11_29
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