frack113
36 lines
1.2 KiB
YAML
36 lines
1.2 KiB
YAML
title: Delete Volume Shadow Copies Via WMI With PowerShell
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id: 87df9ee1-5416-453a-8a08-e8d4a51e9ce1
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description: Shadow Copies deletion using operating systems utilities via PowerShell
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references:
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1490/T1490.md
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- https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/win_shadow_copies_deletion.yml
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- https://www.fortinet.com/blog/threat-research/stomping-shadow-copies-a-second-look-into-deletion-methods
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tags:
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- attack.impact
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- attack.t1490
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status: experimental
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author: frack113
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date: 2021/06/03
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modified: 2021/08/28
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logsource:
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product: windows
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service: powershell-classic
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definition: fields have to be extract from event
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detection:
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selection_obj:
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HostApplication|contains|all:
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- 'Get-WmiObject'
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- ' Win32_Shadowcopy'
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selection_del:
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HostApplication|contains:
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- 'Delete()'
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- 'Remove-WmiObject'
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selection_eventid:
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EventID: 400
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condition: selection_obj and selection_del and selection_eventid
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fields:
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- HostApplication
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falsepositives:
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- Legitimate Administrator deletes Shadow Copies using operating systems utilities for legitimate reason
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level: critical
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