Rule History

SID: 2035175 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2 • Feb 10, 2022, 12:00 PM

Message:

ET MALWARE Win32/PrivateLoader Related Domain in DNS Lookup (fouratlinks .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Win32/PrivateLoader Related Domain in DNS Lookup (fouratlinks .com)"; dns.query; content:"fouratlinks.com"; nocase; bsize:15; reference:url,intel471.com/blog/privateloader-malware; classtype:trojan-activity; sid:2035175; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_02_10, deployment Perimeter, malware_family Win32_PrivateLoader, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_01;)

Created:

Feb 10, 2022, 12:00 PM

Updated:

May 1, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 5, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules