""ET CURRENT_EVENTS IRS Phishing Landing 2016-01-15""

SID: 2031958

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_01_15, deployment Perimeter, signature_severity Major, tag Phishing, updated_at 2016_01_15

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: to_client,established

Contents:

  • Value: "200"

  • Value: "Content-Type|3a 20|text/html"

  • Value: "GOVERNMENT SYSTEM IS FOR AUTHORIZED"

  • Value: "Use of this system constitutes"

  • Value: "Internal Revenue Service"

  • Value: "Electronic Filing PIN"

  • Value: "foreignPostalLbl"

Within:

PCRE:

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • nocase

  • nocase

  • nocase

  • nocase

source