Microsoft Defender for Endpoint Alerts (Deprecated)

This Integration is part of the Microsoft Defender for Endpoint Pack.#

Deprecated

Use 'Office 365' in the XSIAM Data Sources instead.

Microsoft Defender for Endpoint Alerts integration for Cortex XSIAM (Deprecated).

Deprecation Announcement#

Following this announcement by Microsoft about migrating from the deprecated SIEM API to the Graph API, this Event Collector is now deprecated.

Replacement Option:#

In XSIAM Office 365 Data Source, select Microsoft Graph API -> Alerts, and select Use Microsoft Graph API V2.

This is the default integration for this content pack when configured by the Data Onboarder in Cortex XSIAM.

Configure Microsoft Defender for Endpoint Alerts on Cortex XSIAM#

Navigate to Settings > Integrations > Servers & Services.
Search for Microsoft Defender for Endpoint Alerts.

Click Add instance to create and configure a new integration instance.

Parameter	Description	Required
Endpoint Type	The endpoint for accessing Microsoft Defender for Endpoint. See table below.	True
Client (Application) ID	The client (application) ID to use to connect.	True
Client Secret		True
Tenant ID		True
First fetch timestamp (<number> <time unit>, for example 12 hours, 7 days)		False
Fetch alerts timeout	The time limit in seconds for fetch alerts to run. Leave this empty to cancel the timeout limit.	False
Number of alerts for each fetch.	Due to API limitations, the maximum is 10,000.	False
Fetch events		False
Verify SSL Certificate		False
Use system proxy settings		False
Server URL	The United States: api-us.security.microsoft.com Europe: api-eu.security.microsoft.com The United Kingdom: api-uk.security.microsoft.com See table below.	True

Endpoint Type options

Endpoint Type	Description
Worldwide	The publicly accessible Microsoft Defender for Endpoint
EU Geo Proximity	Microsoft Defender for Endpoint Geo proximity end point for the UK customers.
UK Geo Proximity	Microsoft Defender for Endpoint Geo proximity end point for the UK customers.
US Geo Proximity	Microsoft Defender for Endpoint Geo proximity end point for the US customers.
US GCC	Microsoft Defender for Endpoint for the USA Government Cloud Community (GCC)
US GCC-High	Microsoft Defender for Endpoint for the USA Government Cloud Community High (GCC-High)
DoD	Microsoft Defender for Endpoint for the USA Department of Defense (DoD)
Custom	Custom endpoint configuration to the Microsoft Defender for Endpoint. See note below.

Note: In most cases setting Endpoint type is preferred to setting Server URL. Only use it in cases where a custom URL is required for accessing a national cloud or for cases of self-deployment.

Click Test to validate the URLs, token, and connection.

Commands#

You can execute these commands from the Cortex XSOAR CLI, as part of an automation, or in a playbook. After you successfully execute a command, a DBot message appears in the War Room with the command details.

microsoft-365-defender-get-events#

Returns a list of alerts

Base Command#

microsoft-365-defender-get-events

Input#

Argument Name	Description	Required
limit	The maximum number of alerts per fetch. Default is 10000.	Optional
first_fetch	The first fetch time (<number> <time unit>, for example 12 hours, 1 day, 3 months). Default is 3 days.	Optional

Context Output#

There is no context output for this command.

Context Example#

{
    "Microsoft365Defender": {
            "alerts": [
                {
                    "classification": null, 
                    "investigationState": "TerminatedBySystem", 
                    "computerDnsName": "computer-name", 
                    "evidence": [], 
                    "aadTenantId": "00000000-0000-0000-0000-000000000000", 
                    "id": "aa000000000000000000_000000000", 
                    "category": "SuspiciousActivity", 
                    "threatFamilyName": null, 
                    "lastUpdateTime": "2022-05-12T07:29:45.1466667Z", 
                    "lastEventTime": "2022-05-12T01:19:11.7046854Z", 
                    "firstEventTime": "2022-05-12T01:19:11.7046854Z", 
                    "threatName": null, 
                    "comments": [], 
                    "assignedTo": null, 
                    "detectorId": "00000000-0000-0000-0000-000000000000", 
                    "detectionSource": "AutomatedInvestigation", 
                    "resolvedTime": null, 
                    "alertCreationTime": "2022-05-12T01:19:11.8059246Z", 
                    "status": "New", 
                    "description": "MS description", 
                    "loggedOnUsers": [], 
                    "determination": null, 
                    "severity": "Informational", 
                    "mitreTechniques": [], 
                    "machineId": "abc1234567890987654321234567890987654xyz", 
                    "title": "Automated investigation started manually", 
                    "investigationId": 0000, 
                    "relatedUser": null, 
                    "rbacGroupName": "UnassignedGroup", 
                    "incidentId": 0000
                }
            ]
    }
}

microsoft-365-defender-auth-reset#

Run this command if for some reason you need to rerun the authentication process.

Base Command#

microsoft-365-defender-auth-reset

Input#

There are no input arguments for this command.

Context Output#

There is no context output for this command.