Rule History

SID: 2034296 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Oct 29, 2021, 12:00 PM

Message:

ET USER_AGENTS Suspicious User-Agent (Microsoft-ATL-Native/9.00)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (Microsoft-ATL-Native/9.00)"; flow:established,to_server; http.user_agent; content:"Microsoft-ATL-Native/9.00"; bsize:25; reference:md5,783aef84f5b315704ff6b064a00e2573; classtype:bad-unknown; sid:2034296; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_10_29, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2021_10_29;)

Created:

Oct 29, 2021, 12:00 PM

Updated:

Oct 29, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 21, 2024, 3:00 AM

Filename:

rules/emerging-user_agents.rules