""ET MALWARE Better Internet Spyware User-Agent (poller)""

SID: 2002005

Revision: 37

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Minor, tag Spyware_User_Agent, updated_at 2012_01_02

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "User-Agent|3a|"

  • Value: " Poller"

Within:

PCRE: "/User-Agent\:[^\n]+Poller/iH"

Special Options:

  • http_header

  • fast_pattern

  • http_header

source