Rule History

SID: 2018392 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2 • Apr 16, 2014, 12:00 PM

Message:

ET ATTACK_RESPONSE Possible MS CMD Shell opened on local system 2

Rule:

alert tcp $HOME_NET any -> any any (msg:"ET ATTACK_RESPONSE Possible MS CMD Shell opened on local system 2"; dsize:<200; content:"Microsoft Windows "; depth:40; content:"[Version"; within:10; content:"Copyright (c) 2009"; distance:0; content:"Microsoft Corp"; distance:0; classtype:successful-admin; sid:2018392; rev:2; metadata:created_at 2014_04_16, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_12;)

Created:

Apr 16, 2014, 12:00 PM

Updated:

Apr 12, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Dec 15, 2025, 10:34 PM

Filename:

rules/emerging-attack_response.rules