Windows Terminal Profile Settings Modification By Uncommon Process

calendar Aug 12, 2024 · attack.persistence attack.t1547.015  ·
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Detects the creation or modification of the Windows Terminal Profile settings file "settings.json" by an uncommon process.

Sigma rule (View on GitHub)

 1title: Windows Terminal Profile Settings Modification By Uncommon Process
 2id: 9b64de98-9db3-4033-bd7a-f51430105f00
 3status: test
 4description: Detects the creation or modification of the Windows Terminal Profile settings file "settings.json" by an uncommon process.
 5references:
 6    - https://github.com/redcanaryco/atomic-red-team/blob/74438b0237d141ee9c99747976447dc884cb1a39/atomics/T1547.015/T1547.015.md#atomic-test-1---persistence-by-modifying-windows-terminal-profile
 7    - https://twitter.com/nas_bench/status/1550836225652686848
 8author: frack113, Nasreddine Bencherchali (Nextron Systems)
 9date: 2023-07-22
10tags:
11    - attack.persistence
12    - attack.t1547.015
13logsource:
14    product: windows
15    category: file_event
16detection:
17    selection:
18        Image|endswith:
19            # Note: Add other potential common applications
20            - '\cmd.exe'
21            - '\cscript.exe'
22            - '\mshta.exe'
23            - '\powershell.exe'
24            - '\pwsh.exe'
25            - '\wscript.exe'
26        TargetFilename|endswith: '\AppData\Local\Packages\Microsoft.WindowsTerminal_8wekyb3d8bbwe\LocalState\settings.json'
27    condition: selection
28falsepositives:
29    - Some false positives may occur with admin scripts that set WT settings.
30level: medium

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