Skip to content

Add a policy to a role

Author Last Update
Nick Jones 2020-06-18

An adversary may attempt to add a policy to a role, in order to grant additional privileges to a compromised resource.

MITRE IDs

Required Permissions

  • iam:AttachUserPolicy

Required Parameters

Name Type Description Example Value
role str Role to add policy to ReadOnlyRole
policyarn str Policy to add to Role arn:aws:iam::aws:policy/ReadOnlyAccess

Attacker Action

aws iam attach-role-policy --role-name  --policy-arn 

Detection Case

ELK query

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

eventName:AttachRolePolicy  

Sigma Definition

---
title: Add a policy to a role
id: cdf3b0fc-0c45-4bb4-89f2-1c6b2661ec52
status: experimental
author: Nick Jones
date: 2020-06-18
description: An adversary may attempt to add a policy to a role, in order to grant additional privileges to a compromised resource.
logsource:
  service: cloudtrail
detection:
  selection_source:
    - eventSource: ""
  events:
    - eventName: "AttachRolePolicy"
  condition: selection_source AND events
level: low
tags:
  - attack.t1089