Rule History

SID: 2044385 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Feb 28, 2023, 12:00 PM

Message:

ET MALWARE Donot Group APT Related Domain in DNS Lookup (winterhero .buzz)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Donot Group APT Related Domain in DNS Lookup (winterhero .buzz)"; dns.query; content:"winterhero.buzz"; nocase; bsize:15; reference:url,twitter.com/GGGGh0st/status/1628244510835904512; reference:md5,e9e90fbd0322659e4775213b2a2c42ac; classtype:trojan-activity; sid:2044385; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_02_28, deployment Perimeter, malware_family DonotGroup, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_30;)

Created:

Feb 28, 2023, 12:00 PM

Updated:

Mar 30, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 25, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules