Process Monitor Driver Creation By Non-Sysinternals Binary

Description

Detects creation of the Process Monitor driver by processes other than Process Monitor (procmon) itself.

Query · sigma

selection:
  TargetFilename|contains: \procmon
  TargetFilename|endswith: .sys
filter_main_process_explorer:
  Image|endswith:
  - \procmon.exe
  - \procmon64.exe
  - \procmon64a.exe
condition: selection and not 1 of filter_main_*

Known false positives

  • Some false positives may occur with legitimate renamed process monitor binaries
Raw source Process Monitor Driver Creation By Non-Sysinternals Binary · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Process Monitor Driver Creation By Non-Sysinternals Binary
id: a05baa88-e922-4001-bc4d-8738135f27de
status: test
description: Detects creation of the Process Monitor driver by processes other than Process Monitor (procmon) itself.
references:
    - Internal Research
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-05
modified: 2026-06-29
tags:
    - attack.persistence
    - attack.privilege-escalation
    - attack.t1068
logsource:
    product: windows
    category: file_event
detection:
    selection:
        TargetFilename|contains: '\procmon'
        TargetFilename|endswith: '.sys'
    filter_main_process_explorer:
        Image|endswith:
            - '\procmon.exe'
            - '\procmon64.exe'
            - '\procmon64a.exe'
    condition: selection and not 1 of filter_main_*
falsepositives:
    - Some false positives may occur with legitimate renamed process monitor binaries
level: medium

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