""ET TROJAN Common Downloader Access Count Tracking URL""

SID: 2008132

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2010_07_30, updated_at 2010_10_01

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "/access_count.html?id="

  • Value: "&MAC=0"

Within:

PCRE: "/MAC=0[a-f0-9]-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}/Ui"

Special Options:

  • nocase

  • http_uri

  • nocase

  • http_uri

source