""ET MALWARE Malicious Chrome Extension""

SID: 2023015

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browser_Plugins, affected_product Google_Chrome, attack_target Client_Endpoint, created_at 2016_08_05, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2019_08_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "page?url="

  • Value: "/user/"

  • Value: "iframe="

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_header

source