""ET WEB_CLIENT Possible BeEF Module in use""

SID: 2024415

Revision: 1

Class Type: attempted-user

Metadata: affected_product Windows_Client_Apps, attack_target Client_Endpoint, created_at 2017_06_19, deployment Perimeter, performance_impact Moderate, signature_severity Major, updated_at 2017_06_19

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "beef.websocket.send"

  • Value: "beef.encode.base64.encode"

Within:

PCRE: "/^\s*?(/Rs"

Special Options:

source