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Indexed Rules
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CLI Versions
10
Newest: 2.0.2
Translation Workspace
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Active Rule
AppX Package Installation Attempts Via AppInstaller.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
AppX Package Installation Attempts Via AppInstaller.EXE
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: AppX Package Installation Attempts Via AppInstaller.EXE
id: 7cff77e1-9663-46a3-8260-17f2e1aa9d0a
related:
- id: 180c7c5c-d64b-4a63-86e9-68910451bc8b
type: derived
status: test
description: |
Detects DNS queries made by "AppInstaller.EXE". The AppInstaller is the default handler for the "ms-appinstaller" URI. It attempts to load/install a package from the referenced URL
references:
- https://twitter.com/notwhickey/status/1333900137232523264
- https://lolbas-project.github.io/lolbas/Binaries/AppInstaller/
author: frack113
date: 2021-11-24
modified: 2023-11-09
tags:
- attack.command-and-control
- attack.t1105
logsource:
product: windows
category: dns_query
detection:
selection:
Image|startswith: 'C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_'
Image|endswith: '\AppInstaller.exe'
condition: selection
falsepositives:
- Unknown
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/dns_query/dns_query_win_appinstaller.yml