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c758ca0eb9
Several fixes for sysmon rules got lost when the rules were refactored to use categories. Re-add the fixes.38afd8b5de422b2bffd7dfae2a6df6
29 lines
1.2 KiB
YAML
Executable File
29 lines
1.2 KiB
YAML
Executable File
title: Suspicious Keyboard Layout Load
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id: 34aa0252-6039-40ff-951f-939fd6ce47d8
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description: Detects the keyboard preload installation with a suspicious keyboard layout, e.g. Chinese, Iranian or Vietnamese layout load in user session on systems
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maintained by US staff only
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references:
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- https://renenyffenegger.ch/notes/Windows/registry/tree/HKEY_CURRENT_USER/Keyboard-Layout/Preload/index
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- https://github.com/SwiftOnSecurity/sysmon-config/pull/92/files
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author: Florian Roth
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date: 2019/10/12
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modified: 2019/10/15
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logsource:
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category: registry_event
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product: windows
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definition: 'Requirements: Sysmon config that monitors \Keyboard Layout\Preload subkey of the HKLU hives - see https://github.com/SwiftOnSecurity/sysmon-config/pull/92/files'
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detection:
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selection_registry:
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TargetObject:
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- '*\Keyboard Layout\Preload\\*'
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- '*\Keyboard Layout\Substitutes\\*'
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Details|contains:
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- 00000429 # Persian (Iran)
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- 00050429 # Persian (Iran)
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- 0000042a # Vietnamese
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condition: selection_registry
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falsepositives:
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- "Administrators or users that actually use the selected keyboard layouts (heavily depends on the organisation's user base)"
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level: medium
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