Rule History

SID: 2016103 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 3 • Dec 28, 2012, 12:00 PM

Message:

ET MALWARE DNS Reply Sinkhole - Microsoft - 207.46.90.0/24

Rule:

alert dns any any -> $HOME_NET any (msg:"ET MALWARE DNS Reply Sinkhole - Microsoft - 207.46.90.0/24"; content:"|00 01 00 01|"; content:"|00 04 cf 2e 5a|"; distance:4; within:5; classtype:trojan-activity; sid:2016103; rev:3; metadata:created_at 2012_12_28, confidence High, signature_severity Major, updated_at 2022_07_13;)

Created:

Dec 28, 2012, 12:00 PM

Updated:

Jul 13, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules