Rule History

SID: 2024415 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2 • Jun 19, 2017, 12:00 PM

Message:

ET WEB_CLIENT Possible BeEF Module in use

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Possible BeEF Module in use"; flow:established,from_server; file_data; content:"beef.websocket.send"; pcre:"/^\s*?\(/Rs"; content:"beef.encode.base64.encode"; pcre:"/^\s*?\(/Rs"; classtype:attempted-user; sid:2024415; rev:2; metadata:affected_product Windows_Client_Apps, attack_target Client_Endpoint, created_at 2017_06_19, deployment Perimeter, performance_impact Moderate, confidence Medium, signature_severity Major, updated_at 2019_07_26;)

Created:

Jun 19, 2017, 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-web_client.rules