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IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
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Elastic Docs ›Elastic Security Solution [8.2] ›Downloadable rule update v0.14.3

System Shells via Services

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IMPORTANT: This documentation is no longer updated.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

System Shells via Services

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Windows services typically run as SYSTEM and can be used as a privilege escalation opportunity. Malware or penetration testers may run a shell as a service to gain SYSTEM permissions.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-endpoint.events.*
  • logs-windows.*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Persistence

Version: 10

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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process where event.type in ("start", "process_started") and
  process.parent.name : "services.exe" and
  process.name : ("cmd.exe", "powershell.exe", "pwsh.exe", "powershell_ise.exe") and

  /* Third party FP's */
  not process.args : "NVDisplay.ContainerLocalSystem"

Framework: MITRE ATT&CKTM

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