Elastic Security Detection Rules

Rare Azure Activity Logs Event Failures

Last updated 14 days ago on 2025-11-21
Created 2 months ago on 2025-10-06

About

A machine learning job detected an unusual failure in an Azure Activity Logs message. These can be byproducts of attempted or successful persistence, privilege escalation, defense evasion, discovery, lateral movement, or collection.
Tags
Domain: CloudData Source: AzureData Source: Azure Activity LogsRule Type: MLRule Type: Machine Learning
Severity
low
Risk Score
21
MITRE ATT&CK™

Discovery (TA0007)(opens in a new tab or window)

↳ Cloud Service Discovery (T1526)(opens in a new tab or window)

↳ Cloud Infrastructure Discovery (T1580)(opens in a new tab or window)

Privilege Escalation (TA0004)(opens in a new tab or window)

Defense Evasion (TA0005)(opens in a new tab or window)

Lateral Movement (TA0008)(opens in a new tab or window)

Persistence (TA0003)(opens in a new tab or window)

Collection (TA0009)(opens in a new tab or window)

False Positive Examples
Rare and unusual failures may indicate an impending service failure state. Rare and unusual user failure activity can also be due to manual troubleshooting or reconfiguration attempts by insufficiently privileged users, bugs in cloud automation scripts or workflows, or changes to IAM privileges.
License
Elastic License v2(opens in a new tab or window)

Definition

Rule Type
Machine Learning
Integration Pack
Prebuilt Security Detection Rules
Related Integrations

azure(opens in a new tab or window)

Query

Install detection rules in Elastic Security

Detect Rare Azure Activity Logs Event Failures in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).