Detectionmediumtest

Disable Administrative Share Creation at Startup

Administrative shares are hidden network shares created by Microsoft Windows NT operating systems that grant system administrators remote access to every disk volume on a network-connected system

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François HubautCreated Sun Jan 16Updated Mon Mar 25c7dcacd0-cc59-4004-b0a4-1d6cdebe6f3ewindows
Log Source
WindowsRegistry Set
ProductWindows← raw: windows
CategoryRegistry Set← raw: registry_set
Detection Logic
Detection Logic1 selector
detection:
    selection:
        TargetObject|contains: '\Services\LanmanServer\Parameters\'
        TargetObject|endswith:
            - '\AutoShareWks'
            - '\AutoShareServer'
        Details: 'DWORD (0x00000000)'
    condition: selection
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Testing & Validation

Simulations

atomic-red-teamT1070.005
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Disable Administrative Share Creation at Startup

GUID: 99c657aa-ebeb-4179-a665-69288fdd12b8

Regression Tests

by SigmaHQ Team
Positive Detection Test1 matchevtx

Microsoft-Windows-Sysmon

Rule Metadata
Rule ID
c7dcacd0-cc59-4004-b0a4-1d6cdebe6f3e
Status
test
Level
medium
Type
Detection
Created
Sun Jan 16
Modified
Mon Mar 25
Path
rules/windows/registry/registry_set/registry_set_disable_administrative_share.yml
Raw Tags
attack.defense-evasionattack.t1070.005
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