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Elastic Docs ›Elastic Security Solution [7.12] ›Detections and alerts ›Prebuilt rule reference

Trusted Developer Application Usage

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IMPORTANT: This documentation is no longer updated.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

Trusted Developer Application Usage

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Identifies possibly suspicious activity using a trusted Windows developer utility program.

Rule type: query

Rule indices:

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

Severity: low

Risk score: 21

Runs every: 5 minutes

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

Maximum alerts per execution: 100

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Defense Evasion

Version: 7 (version history)

Added (Elastic Stack release): 7.6.0

Last modified (Elastic Stack release): 7.12.0

Rule authors: Elastic

Rule license: Elastic License v2

Potential false positives

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These programs may be used by Windows developers but use by non-engineers is unusual.

Rule query

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event.category:process and event.type:(start or process_started) and
process.name:(MSBuild.exe or msxsl.exe)

Threat mapping

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Framework: MITRE ATT&CKTM

Rule version history

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Version 7 (7.12.0 release)
  • Formatting only
Version 6 (7.11.2 release)
  • Formatting only
Version 5 (7.11.0 release)
  • Formatting only
Version 4 (7.10.0 release)

  • Updated query, changed from:

    event.code:1 and process.name:(MSBuild.exe or msxsl.exe)
Version 3 (7.9.0 release)
  • Formatting only
Version 2 (7.7.0 release)

  • Updated query, changed from:

    event.code:1 and (process.name:MSBuild.exe or process.name:msxsl.exe)
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