""ET TROJAN IsSpace/Zacom Connectivity Check""

SID: 2021215

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2015_06_09, updated_at 2015_06_09

Reference:

  • md5

  • 25631f5ccec8f155a8760b8568ca22c5

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: !"Referer|3a|"

  • Value: "Host|3a 20|www.microsoft.com|0d 0a|"

  • Value: "User-Agent|3a 20|Mozilla/5.0 (compatible|3b| MSIE 7.0|3b|Windows NT 5.1)"

Within:

PCRE:

Special Options:

  • http_method

  • http_header

  • http_header

  • http_header

source