""ET POLICY Suspicious Invalid HTTP Accept Header of ?""

SID: 2013974

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2011_12_01, updated_at 2012_01_06

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Accept|3a 20|?"

Within:

PCRE:

Special Options:

  • http_header

source