Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to TA444 Domain (mufg .tokyo)"; dns.query; dotprefix; content:".mufg.tokyo"; nocase; endswith; classtype:domain-c2; sid:2038763; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_09_07, deployment Perimeter, malware_family TA444, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_07;)