""ET TROJAN FOX-SRT ShimRat check-in (php)""

SID: 2022901

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2016_06_15, updated_at 2022_04_18

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: ".php"

  • Value: "php" Depth: 3

  • Value: !"Content-Type"

  • Value: !"Referer|3a|"

  • Value: !"Cookie:"

Within:

PCRE: "/^php.{0,500}[\x80-\xff]/Ps"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_header

  • http_header

source