Rule History

SID: 2051711 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Mar 20, 2024, 12:00 PM

Message:

ET MALWARE DNS Query to Fenix Botnet Domain (fja .com .mx)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS Query to Fenix Botnet Domain (fja .com .mx)"; dns.query; bsize:10; content:"fja.com.mx"; nocase; reference:url,www.metabaseq.com/fenix-botnet/; classtype:trojan-activity; sid:2051711; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_03_20, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_20;)

Created:

Mar 20, 2024, 12:00 PM

Updated:

Mar 20, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 12, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules