Rule History

alert dns any any -> $HOME_NET any (msg:"ET ATTACK_RESPONSE UTF16-LE base64 string /This Program/ in DNS TXT Reponse"; content:!"v=DKIM"; content:"|00 00 10 00 01 c0 0c 00 10 00 01|"; content:"aXMgcHJvZ3JhbS"; distance:0; fast_pattern; reference:url,github.com/no0be/DNSlivery; classtype:bad-unknown; sid:2027032; rev:3; metadata:created_at 2019_03_05, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_24;)