Rule History

SID: 2017363 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 3 • Aug 21, 2013, 12:00 PM

Message:

ET INFO InetSim Response from External Source Possible SinkHole

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO InetSim Response from External Source Possible SinkHole"; flow:from_server,established; http.server; content:"INetSim HTTP Server"; bsize:19; classtype:bad-unknown; sid:2017363; rev:3; metadata:created_at 2013_08_21, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_24;)

Created:

Aug 21, 2013, 12:00 PM

Updated:

Apr 24, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Nov 24, 2025, 10:34 PM

Filename:

rules/emerging-info.rules