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« Service DACL Modification via sc.exe Service Path Modification »
Elastic Docs ›Elastic Security Solution [8.14] ›Detections and alerts ›Prebuilt rule reference

Service Disabled via Registry Modification

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IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

Service Disabled via Registry Modification

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Identifies attempts to modify services start settings using processes other than services.exe. Attackers may attempt to modify security and monitoring services to avoid detection or delay response.

Rule type: eql

Rule indices:

  • logs-endpoint.events.registry-*
  • endgame-*

Severity: low

Risk score: 21

Runs every: 60m

Searches indices from: now-119m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

  • Domain: Endpoint
  • OS: Windows
  • Use Case: Threat Detection
  • Tactic: Defense Evasion
  • Data Source: Elastic Endgame
  • Data Source: Elastic Defend
  • Rule Type: BBR

Version: 3

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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registry where host.os.type == "windows" and event.type == "change" and
  registry.path : (
    "HKLM\\SYSTEM\\*ControlSet*\\Services\\*\\Start",
    "\\REGISTRY\\MACHINE\\SYSTEM\\*ControlSet*\\Services\\*\\Start"
  ) and registry.data.strings : ("3", "4") and
  not
    (
      process.name : "services.exe" and user.id : "S-1-5-18"
    )
  and not registry.path : "HKLM\\SYSTEM\\ControlSet001\\Services\\MrxSmb10\\Start"

Framework: MITRE ATT&CKTM

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