Rules: GCP Audit IAM Custom Role Deletion
Identifies an Identity and Access Management (IAM) role deletion in Google Cloud Platform (GCP). A role contains a set of permissions that allows you to perform specific actions on Google Cloud resources. An adversary may delete an IAM role to inhibit access to accounts utilized by legitimate users.
| Detail | Value |
|---|---|
| Type | Templated Match |
| Category | Impact |
| Apply Risk to Entities | user_username, srcDevice_ip |
| Signal Name | GCP Audit IAM Custom Role Deletion |
| Summary Expression | User: {{user_username}} performed action: {{action}} |
| Score/Severity | Static: 1 |
| Enabled by Default | True |
| Prototype | False |
| Tags | _mitreAttackTechnique:T1531, _mitreAttackTactic:TA0040 |
| Origin | Field |
|---|---|
| Normalized Schema | action |
| Normalized Schema | listMatches |
| Normalized Schema | metadata_product |
| Normalized Schema | metadata_vendor |
| Normalized Schema | srcDevice_ip |
| Normalized Schema | user_username |