Versions (2)
Version DetailsCurrent
Rev: 1 • Oct 22, 2025, 12:00 PMET MALWARE Observed DNS Query to Librarian Ghoul Domain (users-mail .ru)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Librarian Ghoul Domain (users-mail .ru)"; dns.query; dotprefix; content:".users-mail.ru"; nocase; endswith; reference:url,securelist.com/librarian-ghouls-apt-wakes-up-computers-to-steal-data-and-mine-crypto/116536/; classtype:trojan-activity; sid:2065297; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_10_22, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_10_22;)
Oct 22, 2025, 12:00 PM
Oct 22, 2025, 12:00 PM
Oct 22, 2025, 9:34 PM
Oct 23, 2025, 9:34 PM
rules/emerging-malware.rules