Detection rules › Sigma
Kubernetes Secrets Modified or Deleted
Detects when Kubernetes Secrets are Modified or Deleted.
Known false positives
- Secrets being modified or deleted may be performed by a system administrator.
- Automated processes may need to take these actions and may need to be filtered.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | No specific technique |
Telemetry coverage
Rules detecting the same action
These rules filter on the same operation.
Rule body
title: Kubernetes Secrets Modified or Deleted
id: 58d31a75-a4f8-4c40-985b-373d58162ca2
related:
- id: 2f0bae2d-bf20-4465-be86-1311addebaa3
type: similar
status: test
description: |
Detects when Kubernetes Secrets are Modified or Deleted.
references:
- https://kubernetes.io/docs/reference/config-api/apiserver-audit.v1/
- https://commandk.dev/blog/guide-to-audit-k8s-secrets-for-compliance/
author: kelnage
date: 2024-07-11
tags:
- attack.credential-access
logsource:
product: kubernetes
service: audit
detection:
selection:
objectRef.resource: 'secrets'
verb:
- 'create'
- 'delete'
- 'patch'
- 'replace'
- 'update'
condition: selection
falsepositives:
- Secrets being modified or deleted may be performed by a system administrator.
- Automated processes may need to take these actions and may need to be filtered.
level: medium
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
objectRef.resource: 'secrets'
verb:
- 'create'
- 'delete'
- 'patch'
- 'replace'
- 'update'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
objectRef.resource | eq |
| field:"objectRef.resource" kind:eq value:"secrets" |
verb | eq |
| field:"verb" kind:eq |