ET MALWARE Observed DNS Query to Librarian Ghoul Domain (email-office .ru)

SID: 2065287Rev: 10 views
History
Sourceet/open
CreatedOctober 22, 2025
UpdatedOctober 22, 2025
Classificationtrojan-activity
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Librarian Ghoul Domain (email-office .ru)"; dns.query; dotprefix; content:".email-office.ru"; nocase; endswith; reference:url,securelist.com/librarian-ghouls-apt-wakes-up-computers-to-steal-data-and-mine-crypto/116536/; classtype:trojan-activity; sid:2065287; 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;)

References

urlsecurelist.com/librarian-ghouls-apt-wakes-up-computers-to-steal-data-and-mine-crypto/116536/

Metadata

attack targetClient_Endpoint
created at2025_10_22
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2025_10_22

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