sigmaDRL-1.1from SigmaHQ/sigma

AWS EC2 Disable EBS Encryption

Identifies disabling of default Amazon Elastic Block Store (EBS) encryption in the current region. Disabling default encryption does not change the encryption status of your existing volumes.

Quality

100

FP risk

—

Forks

Views

ATT&CK techniques

T1486 T1565

Rule sourcerules/cloud/aws/cloudtrail/aws_ec2_disable_encryption.yml

title: AWS EC2 Disable EBS Encryption
id: 16124c2d-e40b-4fcc-8f2c-5ab7870a2223
status: stable
description: |
  Identifies disabling of default Amazon Elastic Block Store (EBS) encryption in the current region.
  Disabling default encryption does not change the encryption status of your existing volumes.
references:
    - https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_DisableEbsEncryptionByDefault.html
author: Sittikorn S
date: 2021-06-29
modified: 2021-08-20
tags:
    - attack.impact
    - attack.t1486
    - attack.t1565
logsource:
    product: aws
    service: cloudtrail
detection:
    selection:
        eventSource: ec2.amazonaws.com
        eventName: DisableEbsEncryptionByDefault
    condition: selection
falsepositives:
    - System Administrator Activities
    - DEV, UAT, SAT environment. You should apply this rule with PROD account only.
level: medium