Identifies when Azure Storage Account Blob public access is enabled, allowing external access to blob containers. This technique was observed in cloud ransom-based campaigns where threat actors modified storage accounts to expose non-remotely accessible accounts to the internet for data exfiltration. Adversaries abuse the Microsoft.Storage/storageAccounts/write operation to modify public access settings.

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Identifies excessive secret or key retrieval operations from Azure Key Vault. This rule detects when a user principal retrieves secrets or keys from Azure Key Vault multiple times within a short time frame, which may indicate potential abuse or unauthorized access attempts. The rule focuses on high-frequency retrieval operations that deviate from normal user behavior, suggesting possible credential harvesting or misuse of sensitive information.

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Identifies secrets, keys, or certificates retrieval operations from Azure Key Vault by a user principal that has not been seen previously doing so in a certain amount of days. Azure Key Vault is a cloud service for securely storing and accessing secrets, keys, and certificates. Unauthorized or excessive retrievals may indicate potential abuse or unauthorized access attempts.

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