Rule History

SID: 2052802 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • May 21, 2024, 12:00 PM

Message:

ET MALWARE DNS Query to Winnti Domain (linuxrelease .org)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS Query to Winnti Domain (linuxrelease .org)"; dns.query; dotprefix; content:".linuxrelease.org"; nocase; endswith; reference:url,twitter.com/naumovax/status/1792902386295394629; classtype:trojan-activity; sid:2052802; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_05_21, deployment Perimeter, malware_family Winnti, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_21;)

Created:

May 21, 2024, 12:00 PM

Updated:

May 21, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 11, 2025, 10:35 PM

Filename:

rules/emerging-malware.rules