IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

« AWS EFS File System or Mount Deleted AWS ElastiCache Security Group Modified or Deleted »

› › ›

AWS ElastiCache Security Group Created

edit

AWS ElastiCache Security Group Created

edit

Identifies when an ElastiCache security group has been created.

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:

https://docs.aws.amazon.com/AmazonElastiCache/latest/APIReference/API_CreateCacheSecurityGroup.html

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

edit

Setup

edit

The AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.

Rule query

edit

event.dataset:aws.cloudtrail and event.provider:elasticache.amazonaws.com and event.action:"Create Cache Security Group" and
event.outcome:success

Framework: MITRE ATT&CK^TM

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/

« AWS EFS File System or Mount Deleted AWS ElastiCache Security Group Modified or Deleted »