itiB
43 lines
1.5 KiB
YAML
43 lines
1.5 KiB
YAML
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title: Activity Related to NTDS.dit Domain Hash Retrieval
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ruletype: Sigma
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author: Florian Roth, Michael Haag
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date: 2019/01/16
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description: Detects suspicious commands that could be related to activity that uses
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volume shadow copy to steal and retrieve hashes from the NTDS.dit file remotely
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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CommandLine:
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- vssadmin.exe Delete Shadows
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- 'vssadmin create shadow /for=C:'
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- copy \\?\GLOBALROOT\Device\\*\windows\ntds\ntds.dit
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- copy \\?\GLOBALROOT\Device\\*\config\SAM
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- 'vssadmin delete shadows /for=C:'
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- 'reg SAVE HKLM\SYSTEM '
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- esentutl.exe /y /vss *\ntds.dit*
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- esentutl.exe /y /vss *\SAM
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- esentutl.exe /y /vss *\SYSTEM
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condition: (SELECTION_1 and SELECTION_2)
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falsepositives:
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- Administrative activity
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fields:
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- CommandLine
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- ParentCommandLine
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id: b932b60f-fdda-4d53-8eda-a170c1d97bbd
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level: high
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logsource:
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category: process_creation
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product: windows
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references:
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- https://www.swordshield.com/2015/07/getting-hashes-from-ntds-dit-file/
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- https://room362.com/post/2013/2013-06-10-volume-shadow-copy-ntdsdit-domain-hashes-remotely-part-1/
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- https://www.trustwave.com/Resources/SpiderLabs-Blog/Tutorial-for-NTDS-goodness-(VSSADMIN,-WMIS,-NTDS-dit,-SYSTEM)/
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- https://securingtomorrow.mcafee.com/mcafee-labs/new-teslacrypt-ransomware-arrives-via-spam/
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- https://dfironthemountain.wordpress.com/2018/12/06/locked-file-access-using-esentutl-exe/
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status: deprecated
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tags:
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- attack.credential_access
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- attack.t1003
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