Delete Iam Policy (aws)

Platform	Author	Last Update
aws	Nick Jones	2024-12-02

An adversary may attempt to delete an IAM policy within an account, to alter legitimate access or block administrative activity.

MITRE IDs

• T1531

Required Permissions

• iam:DeletePolicy

Required Parameters

Name	Type	Description	Example Value
policy	str	ARN of the IAM policy to delete	EXAMPLEARNHERE

Attacker Action

aws iam delete-policy --policy-arn EXAMPLEARNHERE

Detection Case

ELK query

When logs are ingested into ELK, the following Lucene query can be used to identify relevant events.

eventName:DeletePolicy AND eventSource:*.iam.amazonaws.com

Sigma Definition

---
title: Delete IAM Policy
id: d24b1d06-5da8-47a6-b3e2-be701113cf6e
status: experimental
author: Nick Jones
date: 2024-12-02
description: An adversary may attempt to delete an IAM policy within an account, to alter legitimate access or block administrative activity.
logsource:
  service: cloudtrail
detection:
  selection_source:
    - eventSource: "*.iam.amazonaws.com"
  events:
    - eventName: "DeletePolicy"
  condition: selection_source and events
level: low
tags:
  - attack.T1531


falsepositives:
  - Developers making legitimate changes to the environment. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.