IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Modification of Boot Configuration
editModification of Boot Configuration
editIdentifies use of bcdedit.exe to delete boot configuration data. This tactic is sometimes used as by malware or an attacker as a destructive technique.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
Severity: low
Risk score: 21
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References: None
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Impact
Version: 9
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where event.type in ("start", "process_started") and (process.name : "bcdedit.exe" or process.pe.original_file_name == "bcdedit.exe") and (process.args : "/set" and process.args : "bootstatuspolicy" and process.args : "ignoreallfailures") or (process.args : "no" and process.args : "recoveryenabled")
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Impact
- ID: TA0040
- Reference URL: https://attack.mitre.org/tactics/TA0040/
-
Technique:
- Name: Inhibit System Recovery
- ID: T1490
- Reference URL: https://attack.mitre.org/techniques/T1490/