""ET TROJAN Gozi/BlackNet Checkin""

SID: 2019378

Revision: 14

Class Type: trojan-activity

Metadata: created_at 2014_10_09, performance_impact Significant, updated_at 2023_05_01, reviewed_at 2024_03_21

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: ".php?"

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: !"/index.php"

  • Value: !"desktopad.com"

  • Value: !"DriverUpdate"

  • Value: !"act=bkw9"

  • Value: !"mydlink.com"

  • Value: !"remocam.com|0d 0a|"

  • Value: !"?token="

  • Value: !"?key="

  • Value: !"?data="

  • Value: !"gadingpos.com"

Within:

PCRE: "/^\/[a-z]{3,10}.php\?[a-z]{3,10}=(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/U"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_uri

  • http_header

  • http_header

  • http_uri

  • nocase

  • http_header

  • http_header

  • http_uri

  • http_uri

  • http_uri

  • http_header

source