ET MALWARE Wintervivern Related CnC Domain in DNS Lookup (securemanag .com)
Sourceet/open
CreatedOctober 4, 2021
UpdatedOctober 4, 2021
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Wintervivern Related CnC Domain in DNS Lookup (securemanag .com)"; dns.query; content:"securemanag.com"; nocase; bsize:15; reference:url,lab52.io/blog/winter-vivern-all-summer/; reference:url,www.domaintools.com/resources/blog/winter-vivern-a-look-at-re-crafted-government-maldocs; classtype:domain-c2; sid:2034104; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_10_04, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_04;)
References
Metadata
attack targetClient_Endpoint
created at2021_10_04
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_10_04
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