A newer version is available. For the latest information, see the
current release documentation.
Attempt to Mount SMB Share via Command Lineedit
Identifies the execution of macOS built-in commands to mount a Server Message Block (SMB) network share. Adversaries may use valid accounts to interact with a remote network share using SMB.
Rule type: eql
Rule indices:
- auditbeat-*
- logs-endpoint.events.*
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
References:
Tags:
- Elastic
- Host
- macOS
- Threat Detection
- Lateral Movement
Version: 1
Added (Elastic Stack release): 7.12.0
Rule authors: Elastic
Rule license: Elastic License v2
Rule queryedit
process where event.type in ("start", "process_started") and ( process.name : "mount_smbfs" or (process.name : "open" and process.args : "smb://*") or (process.name : "mount" and process.args : "smbfs") or (process.name : "osascript" and process.command_line : "osascript*mount volume*smb://*") )
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Lateral Movement
- ID: TA0008
- Reference URL: https://attack.mitre.org/tactics/TA0008/
-
Technique:
- Name: Remote Services
- ID: T1021
- Reference URL: https://attack.mitre.org/techniques/T1021/