Rule History

SID: 2023640 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1 • Dec 14, 2016, 12:00 PM

Message:

ET INFO Noction IRP Probe

Rule:

alert tcp $EXTERNAL_NET any -> $HOME_NET 33434 (msg:"ET INFO Noction IRP Probe"; flow:stateless; flags:SP; content:"|4E 4F 43 54 49 4F 4E 20 49 52 50|"; reference:url,www.noction.com/faq; classtype:bad-unknown; sid:2023640; rev:1; metadata:created_at 2016_12_14, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, updated_at 2019_07_26;)

Created:

Dec 14, 2016, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-info.rules