""ET WEB_CLIENT Suspicious Embedded Shockwave Flash In PDF""

SID: 2011866

Revision: 2

Class Type: bad-unknown

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_10_29, deployment Perimeter, former_category WEB_CLIENT, signature_severity Major, tag Web_Client_Attacks, updated_at 2016_07_01

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "PDF-" Depth: 300

  • Value: "x-shockwave-flash"

Within:

PCRE: "/(a|#61)(p|#70)(p|#70)(l|#6C)(i|#69)(c|#63)(a|#61)(t|#74)(i|#69)(o|#6F)(n|#6E)(\x2F|#2F)x-shockwave-flash/i"

Special Options:

  • nocase

source