""ET CURRENT_EVENTS USPS Credential Phish Landing Page M2 2023-04-28""

SID: 2045246

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_04_28, deployment Perimeter, confidence High, signature_severity Major, updated_at 2023_04_28

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: "ALERT: SUSPENDED DUE TO INVALID RECIPIENT ADDRESS, PLEASE UPDATE YOUR ADDRESS"

  • Value: "USPS Tracking"

  • Value: "href|3d 22|javascript|3a 3b 22 20|onclick|3d|"

Within:

PCRE:

Special Options:

  • http_stat_code

  • file_data

  • fast_pattern

source