""ET TROJAN Win32/Gatak.DR Payload Instructions""

SID: 2021160

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2015_05_29, updated_at 2020_05_22

Reference:

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: "/uploads/" Depth: 9

  • Value: ".png"

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: "User-Agent|3a 20|Mozilla/4.0 (compatible|3b| MSIE 8.0|3b| Windows NT 5.1|3b| Trident/4.0|29 0d 0a|"

Within: 4

PCRE: "/\/[a-f0-9]{32}.png$/U"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_header

  • http_header

  • http_header

source