Rule History

SID: 2022400 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Jan 22, 2016, 12:00 PM

Message:

ET MALWARE Cryptolocker Payment Page (krfdnhfnsai3d)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cryptolocker Payment Page (krfdnhfnsai3d)"; dns.query; content:".krfdnhfnsai3d"; fast_pattern; endswith; nocase; classtype:trojan-activity; sid:2022400; rev:5; metadata:created_at 2016_01_22, confidence High, signature_severity Major, updated_at 2020_09_17;)

Created:

Jan 22, 2016, 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