Potential Privilege Escalation via Sudoers File Modification
editPotential Privilege Escalation via Sudoers File Modification
editA sudoers file specifies the commands users or groups can run and from which terminals. Adversaries can take advantage of these configurations to execute commands as other users or spawn processes with higher privileges.
Rule type: query
Rule indices:
- auditbeat-*
- logs-endpoint.events.*
Severity: high
Risk score: 73
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
Tags:
- Domain: Endpoint
- OS: Linux
- OS: macOS
- Use Case: Threat Detection
- Tactic: Privilege Escalation
- Data Source: Elastic Defend
Version: 104
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editevent.category:process and event.type:start and process.args:(echo and *NOPASSWD*ALL*)
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Privilege Escalation
- ID: TA0004
- Reference URL: https://attack.mitre.org/tactics/TA0004/
-
Technique:
- Name: Abuse Elevation Control Mechanism
- ID: T1548
- Reference URL: https://attack.mitre.org/techniques/T1548/
-
Sub-technique:
- Name: Sudo and Sudo Caching
- ID: T1548.003
- Reference URL: https://attack.mitre.org/techniques/T1548/003/