""ET TROJAN Hupigon User Agent Detected (RAV1.23)""

SID: 2007661

Revision: 5

Class Type: trojan-activity

Metadata: created_at 2010_07_30, updated_at 2013_05_01

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a| RAV"

Within:

PCRE: "/^User-Agent\x3a RAV\d.\d\d/Hm"

Special Options:

  • http_header

source