Suspicious File Recovery From Backup Through Wbadmin.EXE (via process_creation)

This rule detects the recovery of files from backups via "wbadmin.exe". Attackers can restore sensitive files such as NTDS.DIT or Registry Hives from backups to potentially extract credentials.

SigmamediumWindowsv1
sigma
title: Suspicious File Recovery From Backup Through Wbadmin.EXE (via process_creation)
id: 1d380069-9ac8-57d2-ae3c-92605f4300a8
status: stable
description: This rule detects the recovery of files from backups via "wbadmin.exe". Attackers can restore sensitive files such as NTDS.DIT or Registry Hives from backups to potentially extract credentials.
references:
    - https://attack.mitre.org/techniques/T1490/
    - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/wbadmin-start-recovery
    - https://lolbas-project.github.io/lolbas/Binaries/Wbadmin/
author: Huntrule Team
date: 2026-02-06
tags:
    - attack.impact
    - attack.t1490
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\wbadmin.exe'
        - OriginalFileName: 'WBADMIN.EXE'
    selection_cli:
        CommandLine|contains|all:
            - ' recovery'
            - 'recoveryTarget'
            - 'itemtype:File'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.