Versions (5)
Version DetailsCurrent
Rev: 6 • Feb 16, 2013, 12:00 PMET DNS Reply Sinkhole - Dr. Web
alert dns any any -> $HOME_NET any (msg:"ET DNS Reply Sinkhole - Dr. Web"; content:"|00 01 00 01|"; content:"|00 04 5b e9 f4 6a|"; distance:4; within:6; reference:url,virustracker.info; classtype:trojan-activity; sid:2016418; rev:6; metadata:created_at 2013_02_16, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_07_13;)
Feb 16, 2013, 12:00 PM
Jul 13, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Jan 7, 2026, 10:34 PM
rules/emerging-dns.rules