Suspicious Arbitrary File Download Through ConfigSecurityPolicy.EXE (via process_creation)

This rule detects the execution of "ConfigSecurityPolicy.EXE", a binary part of Windows Defender used to manage settings in Windows Defender. Users can configure different pilot collections for each of the co-management workloads. It can be misused by adversaries to upload or download files.

SigmamediumWindowsv1
sigma
title: Suspicious Arbitrary File Download Through ConfigSecurityPolicy.EXE (via process_creation)
id: f7b3bf83-9306-56c1-a585-537187b99be7
status: stable
description: This rule detects the execution of "ConfigSecurityPolicy.EXE", a binary part of Windows Defender used to manage settings in Windows Defender. Users can configure different pilot collections for each of the co-management workloads. It can be misused by adversaries to upload or download files.
references:
    - https://attack.mitre.org/techniques/T1567/
    - https://lolbas-project.github.io/lolbas/Binaries/ConfigSecurityPolicy/
author: Huntrule Team
date: 2026-07-12
tags:
    - attack.exfiltration
    - attack.t1567
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - CommandLine|contains: ConfigSecurityPolicy.exe
        - Image|endswith: '\ConfigSecurityPolicy.exe'
        - OriginalFileName: 'ConfigSecurityPolicy.exe'
    selection_url:
        CommandLine|contains:
            - 'ftp://'
            - 'http://'
            - 'https://'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

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.