Rule History

SID: 2034628 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Dec 7, 2021, 12:00 PM

Message:

ET HUNTING Suspicious Response (MS-Officecmd)

Rule:

alert http $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET HUNTING Suspicious Response (MS-Officecmd)"; flow:established,to_client; http.response_body; content:"ms-officecmd|3a|"; nocase; content:"LaunchOfficeAppForResult"; nocase; distance:0; fast_pattern; reference:url,positive.security/blog/ms-officecmd-rce; classtype:attempted-admin; sid:2034628; rev:2; metadata:attack_target Client_Endpoint, created_at 2021_12_07, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_06;)

Created:

Dec 7, 2021, 12:00 PM

Updated:

Apr 6, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 8, 2025, 9:34 PM

Filename:

rules/emerging-hunting.rules