Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Gamaredon CnC Domain in DNS Lookup (office360-expert .online)"; dns.query; content:"office360-expert.online"; nocase; bsize:23; reference:md5,fbc037e68f5988df9190cdadf7424752; reference:url,twitter.com/NinjaOperator/status/1354526362627936258; classtype:domain-c2; sid:2033722; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_08_13, deployment Perimeter, malware_family Gamaredon, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_13;)