Deployment Deleted From Kubernetes Cluster

Status: test
Severity: low
Log source: category application, product kubernetes, service audit
Author: Leo Tsaousis (@laripping)
Source: github.com/SigmaHQ/sigma

Detects the removal of a deployment from a Kubernetes cluster. This could indicate disruptive activity aiming to impact business operations.

MITRE ATT&CK coverage

Tactic	Techniques
Impact	`T1498` Network Denial of Service

Telemetry coverage

Platform	Record / event type
Kubernetes	delete-deployments: delete deployments

Rules detecting the same action

These rules filter on the same operation.

K8s Deployment Deleted (Falco)

Rule body

title: Deployment Deleted From Kubernetes Cluster
id: 40967487-139b-4811-81d9-c9767a92aa5a
status: test
description: |
    Detects the removal of a deployment from a Kubernetes cluster.
    This could indicate disruptive activity aiming to impact business operations.
references:
    - https://microsoft.github.io/Threat-Matrix-for-Kubernetes/techniques/Data%20destruction/
author: Leo Tsaousis (@laripping)
date: 2024-03-26
tags:
    - attack.t1498
    - attack.impact
logsource:
    category: application
    product: kubernetes
    service: audit
detection:
    selection:
        verb: 'delete'
        objectRef.resource: 'deployments'
    condition: selection
falsepositives:
    - Unknown
level: low

Stages and Predicates

Stage 0: `condition`

selection

Stage 1: `selection`

selection:
    verb: 'delete'
    objectRef.resource: 'deployments'

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`objectRef.resource`	eq	`deployments`	`field:"objectRef.resource" kind:eq value:"deployments"`
`verb`	eq	`delete`	`field:"verb" kind:eq value:"delete"`