Rule History

SID: 2043292 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Jan 12, 2023, 12:00 PM

Message:

ET MALWARE Various Malware Staging Domain in DNS Lookup (direct-trojan .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Various Malware Staging Domain in DNS Lookup (direct-trojan .com)"; dns.query; content:"direct-trojan.com"; nocase; bsize:17; reference:md5,f4a68987e0ef243fa1e9bfe07c643052; classtype:trojan-activity; sid:2043292; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_01_12, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_12, reviewed_at 2023_09_01;)

Created:

Jan 12, 2023, 12:00 PM

Updated:

Jan 12, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 26, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules