Rule History

SID: 2028615 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3 • Sep 23, 2019, 12:00 PM

Message:

ET MALWARE DonotGroup CnC Domain Observed in DNS Query

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DonotGroup CnC Domain Observed in DNS Query"; dns.query; content:"en-content.com"; nocase; endswith; pcre:"/(?:^|\.)en-content\.com$/"; classtype:domain-c2; sid:2028615; rev:3; metadata:created_at 2019_09_23, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag DonotGroup, updated_at 2020_09_17;)

Created:

Sep 23, 2019, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules