Remote Access Tool Services Have Been Installed - System — Sigma Rule

Rule metadata and linked tags

Author: Connor Martin, Nasreddine Bencherchali. Source status: test; severity: medium. Source dates: 2022-12-23 / 2023-06-22.

{
  "product": "windows",
  "service": "system"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 075845b77d8b88a510885e4fc5625fa9734069ac3014b6fcf0e00b5218e38611

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Remote Access Tool Services Have Been Installed - System
id: 1a31b18a-f00c-4061-9900-f735b96c99fc
related:
    - id: c8b00925-926c-47e3-beea-298fd563728e
      type: similar
status: test
description: Detects service installation of different remote access tools software. These software are often abused by threat actors to perform
references:
    - https://redcanary.com/blog/misbehaving-rats/
author: Connor Martin, Nasreddine Bencherchali
date: 2022-12-23
modified: 2023-06-22
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.execution
    - attack.t1543.003
    - attack.t1569.002
logsource:
    product: windows
    service: system
detection:
    selection:
        Provider_Name: 'Service Control Manager'
        EventID:
            - 7045
            - 7036
        ServiceName|contains:
            # Based on https://github.com/SigmaHQ/sigma/pull/2841
            - 'AmmyyAdmin' # https://www.ammyy.com/en/
            - 'Atera'
            - 'BASupportExpressSrvcUpdater' # https://www.systemlookup.com/O23/6837-BASupSrvcUpdater_exe.html
            - 'BASupportExpressStandaloneService' # https://www.systemlookup.com/O23/6839-BASupSrvc_exe.html
            - 'chromoting'
            - 'GoToAssist' # https://www.goto.com/it-management/resolve
            - 'GoToMyPC' # https://get.gotomypc.com/
            - 'jumpcloud'
            - 'LMIGuardianSvc' # https://www.logmein.com/
            - 'LogMeIn' # https://www.logmein.com/
            - 'monblanking'
            - 'Parsec'
            - 'RManService' # https://www.systemlookup.com/O23/7855-rutserv_exe.html
            - 'RPCPerformanceService' # https://www.remotepc.com/
            - 'RPCService' # https://www.remotepc.com/
            - 'SplashtopRemoteService' # https://www.splashtop.com/
            - 'SSUService'
            - 'TeamViewer'
            - 'TightVNC' # https://www.tightvnc.com/
            - 'vncserver'
            - 'Zoho'
    condition: selection
falsepositives:
    - Unknown
level: medium

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://redcanary.com/blog/misbehaving-rats/