Sigma rule: Create Volume Shadow Copy with Powershell

Rule

Title

Create Volume Shadow Copy with Powershell

Status

test

Level

high

Author

frack113

Date

2022-01-12

File

rules/windows/powershell/powershell_script/posh_ps_create_volume_shadow_copy.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information

Log source

product

windows

category

ps_script

definition

Requirements: Script Block Logging must be enabled

Detection

selection:
    ScriptBlockText|contains|all:
        - Win32_ShadowCopy
        - ').Create('
        - ClientAccessible
condition: selection

False positives (as the rule lists them)

• Legitimate PowerShell scripts

Tags

• attack.credential-access
• attack.t1003.003
• attack.ds0005

MITRE ATT&CK ids this rule names

• T1003.003

References

• https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-wmiobject?view=powershell-5.1&viewFallbackFrom=powershell-7

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/powershell/powershell_script/posh_ps_create_volume_shadow_copy.yml