""ET WEB_CLIENT PDF With Hidden Embedded File""

SID: 2019850

Revision: 1

Class Type: bad-unknown

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2014_12_03, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2014_12_03

Reference:

• Link

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

• Value: "obj"

• Value: "<<"

• Value: "/Embeddedfile"

Within: 4

PCRE: "/\x3C\x3C[^>]*\x2FEmbeddedfile/sm"

Special Options:

• file_data

source