""ET TROJAN Possible Win32/Travnet.A Internet Connection Check (microsoft.com)""

SID: 2016969

Revision: 4

Class Type: trojan-activity

Metadata: created_at 2013_06_05, updated_at 2013_06_05

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: "/info/privacy_security.htm"

  • Value: !"Referer|3a 20|"

  • Value: "microsoft.com|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

source