title: Modification of Boot Configuration
id: 1444443e-6757-43e4-9ea4-c8fc705f79a2
status: stable
description: Identifies use of the bcdedit command to delete boot configuration data. This tactic is sometimes used as by malware or an attacker as a destructive technique.
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1490/T1490.md
    - https://eqllib.readthedocs.io/en/latest/analytics/c4732632-9c1d-4980-9fa8-1d98c93f918e.html
author: E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community
date: 2019/10/24
modified: 2022/11/11
tags:
    - attack.impact
    - attack.t1490
logsource:
    category: process_creation
    product: windows
detection:
    selection1:
        - Image|endswith: '\bcdedit.exe'
        - OriginalFileName: 'bcdedit.exe'
    selection2:
        CommandLine|contains: 'set'
    selection3:
        - CommandLine|contains|all:
            - 'bootstatuspolicy'
            - 'ignoreallfailures'
        - CommandLine|contains|all:
            - 'recoveryenabled'
            - 'no'
    condition: all of selection*
fields:
    - ComputerName
    - User
    - CommandLine
falsepositives:
    - Unlikely
level: high