""ET WEB_CLIENT Observed JavaScript Event Listener with Clipboard Data""

SID: 2034860

Revision: 2

Class Type: web-application-activity

Metadata: attack_target Client_Endpoint, created_at 2022_01_04, deployment Perimeter, signature_severity Informational, updated_at 2022_01_07

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "200"

  • Value: ""

Within:

PCRE:

Special Options:

  • http_stat_code

  • file_data

  • fast_pattern

source