""ET WEB_CLIENT Tech Support Phone Scam Landing (err.mp3) 2016-08-12""

SID: 2023055

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_08_12, deployment Perimeter, performance_impact Low, signature_severity Major, tag Phishing, updated_at 2016_08_12

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "200"

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

  • Value: "<audio autoplay="

  • Value: "<source src="

  • Value: "err.mp3|22|"

  • Value: "audio/mpeg"

Within:

PCRE:

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • fast_pattern

source