itiB
30 lines
802 B
YAML
30 lines
802 B
YAML
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title: AppInstaller Attempts From URL by DNS
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ruletype: Sigma
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author: frack113
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date: 2021/11/24
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description: AppInstaller.exe is spawned by the default handler for the URI, it attempts
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to load/install a package from the URL
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detection:
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SELECTION_1:
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EventID: 22
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SELECTION_2:
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Image: C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_*
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SELECTION_3:
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Image: '*\AppInstaller.exe'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
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falsepositives:
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- Unknown
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id: 7cff77e1-9663-46a3-8260-17f2e1aa9d0a
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level: medium
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logsource:
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category: dns_query
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product: windows
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references:
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- https://twitter.com/notwhickey/status/1333900137232523264
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- https://lolbas-project.github.io/lolbas/Binaries/AppInstaller/
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status: experimental
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tags:
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- attack.command_and_control
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- attack.t1105
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