Versions (4)
Version DetailsCurrent
Rev: 2 • Apr 18, 2023, 12:00 PMET MALWARE Observed DNS Query to Nemesis Domain (es-megadom .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Nemesis Domain (es-megadom .com)"; dns.query; content:"es-megadom.com"; nocase; bsize:14; reference:url,twitter.com/ViriBack/status/1647664120374730755; classtype:trojan-activity; sid:2045035; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_04_18, deployment Perimeter, confidence High, signature_severity Major, tag Nemesis, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_23, reviewed_at 2023_08_23;)
Apr 18, 2023, 12:00 PM
Aug 23, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 25, 2025, 9:35 PM
rules/emerging-malware.rules