Rule History

alert dns $HOME_NET any -> any any (msg:"ET DELETED Observed DNS Query to TA444 Domain (fclouddown .co)"; dns.query; dotprefix; content:".fclouddown.co"; nocase; endswith; classtype:trojan-activity; sid:2038545; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_08_17, deployment Perimeter, deprecation_reason Duplicate, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_11_17;)