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 [7.12] ›Detections and alerts ›Prebuilt rule reference

Persistence via TelemetryController Scheduled Task Hijack

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Persistence via TelemetryController Scheduled Task Hijack

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Detects the successful hijack of Microsoft Compatibility Appraiser scheduled task to establish persistence with an integrity level of system.

Rule type: query

Rule indices:

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

Severity: high

Risk score: 73

Runs every: 5 minutes

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

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Persistence

Version: 4 (version history)

Added (Elastic Stack release): 7.10.0

Last modified (Elastic Stack release): 7.12.0

Rule authors: Elastic

Rule license: Elastic License v2

Rule query

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event.category:process and event.type:(start or process_started) and
process.parent.name:(CompatTelRunner.exe or compattelrunner.exe) and
process.args:-cv* and not process.name:(conhost.exe or
DeviceCensus.exe or devicecensus.exe or CompatTelRunner.exe or
compattelrunner.exe or DismHost.exe or dismhost.exe or rundll32.exe or
powershell.exe)

Threat mapping

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Framework: MITRE ATT&CKTM

Rule version history

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Version 4 (7.12.0 release)
  • Formatting only
Version 3 (7.11.2 release)
  • Formatting only
Version 2 (7.11.0 release)

  • Updated query, changed from:

    event.category:process and event.type:(start or process_started) and
process.parent.name:(CompatTelRunner.exe or compattelrunner.exe) and
not process.name:(conhost.exe or DeviceCensus.exe or devicecensus.exe
or CompatTelRunner.exe or compattelrunner.exe or DismHost.exe or
dismhost.exe or rundll32.exe)
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