AWS Role Trusted Entity modification

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-18
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Day

Required Data

  • Requires:
    • AWS Audit Log

Detection Modules

Cloud

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Valid Accounts (T1078)

Severity

Informational

Description

Role's trusted entity's has been updated, this grants cloud identities permission to assume that role.

Attacker's Goals

Modifying a Role's trusted entity's policy may allow an attacker to privilege his permissions.

Investigative actions

  • Check which entities may assume the role after the policy modification.
  • If the role allows cross account action, verify the role's policy and permissions.