""ET TROJAN Suspicious UA (^IE[\d\s])""

SID: 2018010

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2014_01_24, updated_at 2015_03_01

Reference:

  • md5

  • 209e6701da137084c2f60c90d64505f2

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 20|IE"

  • Value: !"symantec"

  • Value: !"norton"

  • Value: !".bing.com|0d 0a|"

Within:

PCRE: "/^User-Agent\x3a\x20IE[\d\s]/Hmi"

Special Options:

  • http_header

  • nocase

  • nocase

  • http_header

  • nocase

  • http_header

  • nocase

  • http_header

source