""ET TROJAN Arbitrium-RAT CnC Activity""

SID: 2031528

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_01_19, deployment Perimeter, malware_family Arbitrium_RAT, performance_impact Low, signature_severity Major, updated_at 2021_01_19

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: "/checkupdate.js?id=" Depth: 19

  • Value: "&token="

  • Value: "&platform="

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

source