IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
AWS ElastiCache Security Group Modified or Deleted
editAWS ElastiCache Security Group Modified or Deleted
editIdentifies when an ElastiCache security group has been modified or deleted.
Rule type: query
Rule indices:
- filebeat-*
- logs-aws.cloudtrail-*
Severity: low
Risk score: 21
Runs every: 10m
Searches indices from: now-60m (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
Tags:
- Domain: Cloud
- Data Source: AWS
- Data Source: Amazon Web Services
- Tactic: Defense Evasion
Version: 206
Rule authors:
- Austin Songer
Rule license: Elastic License v2
Investigation guide
editSetup
editThe 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:elasticache.amazonaws.com and event.action:("Delete Cache Security Group" or
"Authorize Cache Security Group Ingress" or "Revoke Cache Security Group Ingress" or "AuthorizeCacheSecurityGroupEgress" or
"RevokeCacheSecurityGroupEgress") and event.outcome:success
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Impair Defenses
- ID: T1562
- Reference URL: https://attack.mitre.org/techniques/T1562/
-
Sub-technique:
- Name: Disable or Modify Cloud Firewall
- ID: T1562.007
- Reference URL: https://attack.mitre.org/techniques/T1562/007/