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 [8.8] ›Detections and alerts ›Prebuilt rule reference

Finder Sync Plugin Registered and Enabled

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Finder Sync Plugin Registered and Enabled

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Finder Sync plugins enable users to extend Finder’s functionality by modifying the user interface. Adversaries may abuse this feature by adding a rogue Finder Plugin to repeatedly execute malicious payloads for persistence.

Rule type: eql

Rule indices:

  • logs-endpoint.events.*

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:

Tags:

  • Domain: Endpoint
  • OS: macOS
  • Use Case: Threat Detection
  • Tactic: Persistence
  • Data Source: Elastic Defend

Version: 105

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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process where host.os.type == "macos" and event.type in ("start", "process_started") and process.name : "pluginkit" and
  process.args : "-e" and process.args : "use" and process.args : "-i" and
  not process.args :
  (
    "com.google.GoogleDrive.FinderSyncAPIExtension",
    "com.google.drivefs.findersync",
    "com.boxcryptor.osx.Rednif",
    "com.adobe.accmac.ACCFinderSync",
    "com.microsoft.OneDrive.FinderSync",
    "com.insynchq.Insync.Insync-Finder-Integration",
    "com.box.desktop.findersyncext"
  ) and
  not process.parent.executable : (
    "/Library/Application Support/IDriveforMac/IDriveHelperTools/FinderPluginApp.app/Contents/MacOS/FinderPluginApp"
  )

Framework: MITRE ATT&CKTM

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