Detectionmediumtest

Shadow Copies Creation Using Operating Systems Utilities

Shadow Copies creation using operating systems utilities, possible credential access

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Launch
Teymur Kheirkhabarov, Daniil Yugoslavskiy, oscd.communityCreated Tue Oct 22Updated Thu Nov 10b17ea6f7-6e90-447e-a799-e6c0a493d6cewindows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic2 selectors
detection:
    selection_img:
        - Image|endswith:
              - '\powershell.exe'
              - '\pwsh.exe'
              - '\wmic.exe'
              - '\vssadmin.exe'
        - OriginalFileName:
              - 'PowerShell.EXE'
              - 'pwsh.dll'
              - 'wmic.exe'
              - 'VSSADMIN.EXE'
    selection_cli:
        CommandLine|contains|all:
            - 'shadow'
            - 'create'
    condition: all of selection_*
False Positives

Legitimate administrator working with shadow copies, access for backup purposes

Rule Metadata
Rule ID
b17ea6f7-6e90-447e-a799-e6c0a493d6ce
Status
test
Level
medium
Type
Detection
Created
Tue Oct 22
Modified
Thu Nov 10
Path
rules/windows/process_creation/proc_creation_win_susp_shadow_copies_creation.yml
Raw Tags
attack.credential-accessattack.t1003attack.t1003.002attack.t1003.003
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