IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Enumeration of Users or Groups via Built-in Commands
editEnumeration of Users or Groups via Built-in Commands
editIdentifies the execution of macOS built-in commands related to account or group enumeration. Adversaries may use account and group information to orient themselves before deciding how to act.
Rule type: eql
Rule indices:
- logs-endpoint.events.*
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:
- Domain: Endpoint
- OS: macOS
- Use Case: Threat Detection
- Tactic: Discovery
- Data Source: Elastic Defend
Version: 106
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where host.os.type == "macos" and event.type in ("start", "process_started") and ( process.name : ("ldapsearch", "dsmemberutil") or (process.name : "dscl" and process.args : ("read", "-read", "list", "-list", "ls", "search", "-search") and process.args : ("/Active Directory/*", "/Users*", "/Groups*")) ) and not process.parent.executable : ("/Applications/NoMAD.app/Contents/MacOS/NoMAD", "/Applications/ZoomPresence.app/Contents/MacOS/ZoomPresence", "/Applications/Sourcetree.app/Contents/MacOS/Sourcetree", "/Library/Application Support/JAMF/Jamf.app/Contents/MacOS/JamfDaemon.app/Contents/MacOS/JamfDaemon", "/Applications/Jamf Connect.app/Contents/MacOS/Jamf Connect", "/usr/local/jamf/bin/jamf", "/Library/Application Support/AirWatch/hubd", "/opt/jc/bin/jumpcloud-agent", "/Applications/ESET Endpoint Antivirus.app/Contents/MacOS/esets_daemon", "/Applications/ESET Endpoint Security.app/Contents/MacOS/esets_daemon", "/Library/PrivilegedHelperTools/com.fortinet.forticlient.uninstall_helper" )
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
-
Technique:
- Name: Permission Groups Discovery
- ID: T1069
- Reference URL: https://attack.mitre.org/techniques/T1069/
-
Sub-technique:
- Name: Local Groups
- ID: T1069.001
- Reference URL: https://attack.mitre.org/techniques/T1069/001/
-
Technique:
- Name: Account Discovery
- ID: T1087
- Reference URL: https://attack.mitre.org/techniques/T1087/
-
Sub-technique:
- Name: Local Account
- ID: T1087.001
- Reference URL: https://attack.mitre.org/techniques/T1087/001/