Execution of Suspicious AddinUtil.EXE CommandLine (via process_creation)

This rule detects execution of the Add-In deployment cache updating utility (AddInutil.exe) with anomalous Addinroot or Pipelineroot paths. An adversary may execute AddinUtil.exe with uncommon Addinroot/Pipelineroot paths that point to the threat actors Addins.Store payload.

SigmahighWindowsv1
Full detection rule

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Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.