""ET TROJAN JS/GootLoader Activity M2 (GET)""

SID: 2050897

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2024_02_16, deployment Perimeter, deployment SSLDecrypt, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2024_02_16

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: "/xmlrpc.php"

  • Value: !"Referer"

Within:

PCRE: "/^[A-Za-z0-9/=+\x3b\x20]{1000,}$/C"

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_header

source