Azure Container Registry Created or Deleted

Detects when a Container Registry is created or deleted.

Sigma rule (View on GitHub)

 1title: Azure Container Registry Created or Deleted
 2id: 93e0ef48-37c8-49ed-a02c-038aab23628e
 3status: test
 4description: Detects when a Container Registry is created or deleted.
 5references:
 6    - https://learn.microsoft.com/en-us/azure/role-based-access-control/resource-provider-operations#microsoftkubernetes
 7    - https://www.microsoft.com/security/blog/2021/03/23/secure-containerized-environments-with-updated-threat-matrix-for-kubernetes/
 8    - https://www.microsoft.com/security/blog/2020/04/02/attack-matrix-kubernetes/
 9    - https://medium.com/mitre-engenuity/att-ck-for-containers-now-available-4c2359654bf1
10    - https://attack.mitre.org/matrices/enterprise/cloud/
11author: Austin Songer @austinsonger
12date: 2021/08/07
13modified: 2022/08/23
14tags:
15    - attack.impact
16logsource:
17    product: azure
18    service: activitylogs
19detection:
20    selection:
21        operationName:
22            - MICROSOFT.CONTAINERREGISTRY/REGISTRIES/WRITE
23            - MICROSOFT.CONTAINERREGISTRY/REGISTRIES/DELETE
24    condition: selection
25falsepositives:
26    - Container Registry being created or deleted may be performed by a system administrator. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.
27    - Container Registry created or deleted from unfamiliar users should be investigated. If known behavior is causing false positives, it can be exempted from the rule.
28level: low

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