sigmaDRL-1.1from SigmaHQ/sigma

Enable Local Manifest Installation With Winget

Detects changes to the AppInstaller (winget) policy. Specifically the activation of the local manifest installation, which allows a user to install new packages via custom manifests.

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Rule sourcerules/windows/registry/registry_set/registry_set_winget_enable_local_manifest.yml

title: Enable Local Manifest Installation With Winget
id: fa277e82-9b78-42dd-b05c-05555c7b6015
status: test
description: Detects changes to the AppInstaller (winget) policy. Specifically the activation of the local manifest installation, which allows a user to install new packages via custom manifests.
references:
    - https://github.com/nasbench/Misc-Research/tree/b9596e8109dcdb16ec353f316678927e507a5b8d/LOLBINs/Winget
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-04-17
modified: 2023-08-17
tags:
    - attack.defense-evasion
    - attack.persistence
logsource:
    product: windows
    category: registry_set
detection:
    selection:
        TargetObject|endswith: '\AppInstaller\EnableLocalManifestFiles'
        Details: 'DWORD (0x00000001)'
    condition: selection
falsepositives:
    - Administrators or developers might enable this for testing purposes or to install custom private packages
level: medium