""ET CURRENT_EVENTS Evil Redirector Leading to EK Jul 08""

SID: 2021394

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_07_09, deployment Perimeter, signature_severity Major, tag Redirector, updated_at 2015_07_09

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

• Value: "><!--|2f|"

• Value: "<!--"

Within:

PCRE: "/^(?P[a-f0-9]{6})-->\s*?<\/script>/Rs"

Special Options:

• file_data

source