Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (asureupdate .pro)"; dns.query; content:"asureupdate.pro"; nocase; bsize:15; reference:url,www.cert.ssi.gouv.fr/uploads/CERTFR-2021-CTI-009.pdf; classtype:domain-c2; sid:2034394; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_11_09, deployment Perimeter, malware_family Cobalt_Strike, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_11_09;)