IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
AWS STS GetSessionToken Abuse
editAWS STS GetSessionToken Abuse
editIdentifies the suspicious use of GetSessionToken. Tokens could be created and used by attackers to move laterally and escalate privileges.
Rule type: query
Rule indices:
- filebeat-*
- logs-aws*
Severity: low
Risk score: 21
Runs every: 5m
Searches indices from: None (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Cloud
- AWS
- Continuous Monitoring
- SecOps
- Identity and Access
Version: 4
Rule authors:
- Austin Songer
Rule license: Elastic License v2
Investigation guide
edit## Setup The AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.
Rule query
editevent.dataset:aws.cloudtrail and event.provider:sts.amazonaws.com and event.action:GetSessionToken and aws.cloudtrail.user_identity.type:IAMUser and event.outcome:success
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/
-
Tactic:
- Name: Lateral Movement
- ID: TA0008
- Reference URL: https://attack.mitre.org/tactics/TA0008/
-
Technique:
- Name: Use Alternate Authentication Material
- ID: T1550
- Reference URL: https://attack.mitre.org/techniques/T1550/
-
Sub-technique:
- Name: Application Access Token
- ID: T1550.001
- Reference URL: https://attack.mitre.org/techniques/T1550/001/