Deployment AppX Package Was Blocked By AppLocker

Description

Detects an appx package deployment that was blocked by AppLocker policy.

Query · sigma

selection:
  EventID: 412
condition: selection

Known false positives

  • Unlikely, since this event notifies about blocked application deployment. Tune your applocker rules to avoid blocking legitimate applications.
Raw source Deployment AppX Package Was Blocked By AppLocker · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Deployment AppX Package Was Blocked By AppLocker
id: 6ae53108-c3a0-4bee-8f45-c7591a2c337f
status: test
description: Detects an appx package deployment that was blocked by AppLocker policy.
references:
    - https://learn.microsoft.com/en-us/windows/win32/appxpkg/troubleshooting
    - https://github.com/nasbench/EVTX-ETW-Resources/blob/7a806a148b3d9d381193d4a80356016e6e8b1ee8/ETWEventsList/CSV/Windows11/22H2/W11_22H2_Pro_20220920_22621.382/Providers/Microsoft-Windows-AppXDeployment-Server.csv
author: frack113
date: 2023-01-11
tags:
    - attack.stealth
logsource:
    product: windows
    service: appxdeployment-server
detection:
    selection:
        EventID: 412
    condition: selection
falsepositives:
    - Unlikely, since this event notifies about blocked application deployment. Tune your applocker rules to avoid blocking legitimate applications.
level: medium

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