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Delete Volume USN Journal with Fsutil
editDelete Volume USN Journal with Fsutil
editIdentifies use of the fsutil.exe to delete the volume USNJRNL. This technique is used by attackers to eliminate evidence of files created during post-exploitation activities.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
- endgame-*
Severity: low
Risk score: 21
Runs every: 5 minutes
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Defense Evasion
- Elastic Endgame
Version: 102 (version history)
Added (Elastic Stack release): 7.6.0
Last modified (Elastic Stack release): 8.6.0
Rule authors: Elastic
Rule license: Elastic License v2
Investigation guide
editRule query
editprocess where event.type == "start" and (process.name : "fsutil.exe" or process.pe.original_file_name == "fsutil.exe") and process.args : "deletejournal" and process.args : "usn"
Threat mapping
editFramework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Indicator Removal on Host
- ID: T1070
- Reference URL: https://attack.mitre.org/techniques/T1070/
Rule version history
edit- Version 102 (8.6.0 release)
-
- Formatting only
- Version 101 (8.5.0 release)
-
-
Updated query, changed from:
process where event.type in ("start", "process_started") and (process.name : "fsutil.exe" or process.pe.original_file_name == "fsutil.exe") and process.args : "deletejournal" and process.args : "usn"
-
- Version 12 (8.4.0 release)
-
-
Updated query, changed from:
process where event.type in ("start", "process_started") and (process.name : "fsutil.exe" or process.pe.original_file_name == "fsutil.exe") and process.args : "deletejournal" and process.args : "usn"
-
- Version 10 (8.2.0 release)
-
- Formatting only
- Version 9 (7.13.0 release)
-
-
Updated query, changed from:
event.category:process and event.type:(start or process_started) and process.name:fsutil.exe and process.args:(deletejournal and usn)
-
- Version 8 (7.12.0 release)
-
- Formatting only
- Version 7 (7.11.2 release)
-
- Formatting only
- Version 6 (7.11.0 release)
-
- Formatting only
- Version 5 (7.10.0 release)
-
- Formatting only
- Version 4 (7.9.1 release)
-
- Formatting only
- Version 3 (7.9.0 release)
-
-
Updated query, changed from:
event.action:"Process Create (rule: ProcessCreate)" and process.name:fsutil.exe and process.args:(deletejournal and usn)
-
- Version 2 (7.7.0 release)
-
-
Updated query, changed from:
event.action:"Process Create (rule: ProcessCreate)" and process.name:"fsutil.exe" and process.args:("usn" and "deletejournal")
-