""ET USER_AGENTS User-Agent (Unknown)""

SID: 2007991

Revision: 7

Class Type: trojan-activity

Metadata: created_at 2010_07_30, updated_at 2017_09_13

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| Unknown|0d 0a|"

Within:

PCRE:

Special Options:

  • http_header

source