IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Remote File Download via MpCmdRunedit
Identifies the Windows Defender configuration utility (MpCmdRun.exe) being used to download a remote file.
Rule type: query
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
Severity: medium
Risk score: 47
Runs every: 5 minutes
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Command and Control
Version: 1
Added (Elastic Stack release): 7.10.0
Rule authors: Elastic
Rule license: Elastic License
Investigation guideedit
Verify details such as the parent process, URL reputation, and downloaded file details. Additionally, MpCmdRun
logs this information in the Appdata Temp folder in MpCmdRun.log
.
Rule queryedit
event.category:process and event.type:(start or process_started) and (process.name:MpCmdRun.exe or process.pe.original_file_name:MpCmdRun.exe or winlog.event_data.OriginalFileName:MpCmdRun.exe) and process.args:(("-DownloadFile" or "-downloadfile") and "-url" and "-path")
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Command and Control
- ID: TA0011
- Reference URL: https://attack.mitre.org/tactics/TA0011/
-
Technique:
- Name: Ingress Tool Transfer
- ID: T1105
- Reference URL: https://attack.mitre.org/techniques/T1105/