""ET CURRENT_EVENTS Observed UK Gov Support Landing 2021-06-01""

SID: 2033062

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2021_06_01, deployment Perimeter, signature_severity Major, updated_at 2021_06_01, reviewed_at 2024_05_06

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: " Enter your Self Assessment Unique Taxpayer Reference|20 2d 20|Self|2d|Employment Income Support Scheme|20 2d 20|GOV.UK"

  • Value: "width=device-width"

  • Value: "initial-scale=1"

  • Value: "viewport-fit=cover|22 3e|"

Within:

PCRE:

Special Options:

  • file_data

  • fast_pattern

source