Detects enumeration of AWS Backup resources using long-term IAM access keys (AKIA* prefix). AWS Backup protects EC2 instances, EBS volumes, RDS databases, DynamoDB tables, EFS file systems, and S3 buckets. An adversary who obtains long-term access keys may enumerate backup vaults, backup plans, and protected resources as a precursor to ransomware. Identifying which resources have recent backups (indicating high-value data) and what vault access policies can be modified to delete or corrupt the backups before encrypting the primary data.

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