Sigma rule: AWS Identity Center Identity Provider Change

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-003d3a32b948, updated 2023-09-27T00:00:00.000Z.

Rule

Title
AWS Identity Center Identity Provider Change
Status
test
Level
high
Author
Michael McIntyre @wtfender
Date
2023-09-27
File
rules/cloud/aws/cloudtrail/aws_sso_idp_change.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects a change in the AWS Identity Center (FKA AWS SSO) identity provider.
A change in identity provider allows an attacker to establish persistent access or escalate privileges via user impersonation.

Log source

product
aws
service
cloudtrail

Detection

selection:
    eventSource:
        - 'sso-directory.amazonaws.com'
        - 'sso.amazonaws.com'
    eventName:
        - 'AssociateDirectory'
        - 'DisableExternalIdPConfigurationForDirectory'
        - 'DisassociateDirectory'
        - 'EnableExternalIdPConfigurationForDirectory'
condition: selection

False positives (as the rule lists them)

  • Authorized changes to the AWS account's identity provider

Tags

  • attack.persistence
  • attack.credential-access
  • attack.defense-impairment
  • attack.t1556

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/cloud/aws/cloudtrail/aws_sso_idp_change.yml

Sources and licences

  • SigmaHQ

    "AWS Identity Center Identity Provider Change" by Michael McIntyre @wtfender (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/cloud/aws/cloudtrail/aws_sso_idp_change.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: AWS Identity Center Identity Provider Change",
entity page, dataset version ref-003d3a32b948, updated 2023-09-27T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/d3adb3ef-b7e7-4003-9092-1924c797db35 (accessed 2026-11-03).
Underlying source: SigmaHQ rule d3adb3ef-b7e7-4003-9092-1924c797db35, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.