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    Unsigned AppX Installation Attempt Using Add-AppxPackage

    avatar
    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    SigmaHQ Detections@sigmaHQ
    •updated Apr 28, 2026•0•0•0

    Detects usage of the "Add-AppxPackage" or it's alias "Add-AppPackage" to install unsigned AppX packages

    Sigma

    Tags

    TA0003 - PersistenceTA0005 - StealthProcess CreationWindowsWindows Eventlog PowershellWindows Powershell Classic Logsattack.persistenceattack.stealth

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