""ET WEB_CLIENT Tech Support Phone Scam Landing 2016-07-21 M1""

SID: 2022980

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_07_21, deployment Perimeter, performance_impact Low, signature_severity Major, tag Phishing, updated_at 2016_07_21

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: "/your-computer-is-locked-call-us-at-tollfreenow"

  • Value: "your-computer-is-locked-call-us-at-tollfreenow"

Within:

PCRE:

Special Options:

  • http_method

  • nocase

  • http_uri

  • nocase

  • http_uri

source