Rule History

SID: 2049884 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Jan 2, 2024, 12:00 PM

Message:

ET MALWARE DNS Query to Malicious Domain (steam-install .run)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS Query to Malicious Domain (steam-install .run)"; dns.query; dotprefix; content:".steam-install.run"; nocase; endswith; reference:md5,206be08a35a5e47989d199588845fc68; classtype:trojan-activity; sid:2049884; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_02, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_02;)

Created:

Jan 2, 2024, 12:00 PM

Updated:

Jan 2, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 15, 2025, 8:34 PM

Filename:

rules/emerging-malware.rules