Possible Creation of New Kubernetes Service Account (via application)

This rule detects creation of new Kubernetes service account, which could indicate an attacker's attempt to persist within a cluster.

Sigmalowv1
sigma
title: Possible Creation of New Kubernetes Service Account (via application)
id: 4487b56e-ed58-587f-b3d9-c21f8b05ddee
status: stable
description: This rule detects creation of new Kubernetes service account, which could indicate an attacker's attempt to persist within a cluster.
references:
    - https://attack.mitre.org/techniques/T1136/
    - https://microsoft.github.io/Threat-Matrix-for-Kubernetes/techniques/container%20service%20account/
author: Huntrule Team
date: 2026-03-06
tags:
    - attack.persistence
    - attack.t1136
logsource:
    category: application
    product: kubernetes
    service: audit
detection:
    selection:
        verb: 'create'
        objectRef.resource: 'serviceaccounts'
    condition: selection
falsepositives:
    - Unknown
level: low

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.