Versions (3)
Version DetailsCurrent
Rev: 2 • Jun 27, 2022, 12:00 PMET DELETED Observed DNS Query to DarkCrystal Rat Domain (plexbd .net) (2022-06-27)
alert dns $HOME_NET any -> any any (msg:"ET DELETED Observed DNS Query to DarkCrystal Rat Domain (plexbd .net) (2022-06-27)"; dns.query; content:"plexbd.net"; nocase; bsize:10; reference:url,cert.gov.ua/article/405538; classtype:domain-c2; sid:2037131; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_06_27, deployment Perimeter, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_27;)
Jun 27, 2022, 12:00 PM
Jun 27, 2022, 12:00 PM
Jun 27, 2022, 11:00 PM
Sep 2, 2025, 9:35 PM
rules/emerging-deleted.rules