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Elastic Docs ›Elastic Security Solution [8.9] ›Downloadable rule update v8.9.13

A scheduled task was created

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A scheduled task was created

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Indicates the creation of a scheduled task using Windows event logs. Adversaries can use these to establish persistence, move laterally, and/or escalate privileges.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-system.*
  • logs-windows.*

Severity: low

Risk score: 21

Runs every: 5m

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

Maximum alerts per execution: 100

References:

Tags:

  • Domain: Endpoint
  • OS: Windows
  • Use Case: Threat Detection
  • Tactic: Persistence

Version: 8

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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iam where event.action == "scheduled-task-created" and

 /* excluding tasks created by the computer account */
 not user.name : "*$" and

 /* TaskContent is not parsed, exclude by full taskname noisy ones */
 not winlog.event_data.TaskName : (
              "\\CreateExplorerShellUnelevatedTask",
              "\\Hewlett-Packard\\HPDeviceCheck",
              "\\Hewlett-Packard\\HP Support Assistant\\WarrantyChecker",
              "\\Hewlett-Packard\\HP Support Assistant\\WarrantyChecker_backup",
              "\\Hewlett-Packard\\HP Web Products Detection",
              "\\Microsoft\\VisualStudio\\Updates\\BackgroundDownload",
              "\\OneDrive Standalone Update Task-S-1-5-21*",
              "\\OneDrive Standalone Update Task-S-1-12-1-*"
 )

Framework: MITRE ATT&CKTM

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