Microsoft 365 / Microsoft Defender

Microsoft 365 / Microsoft Defender

The Dropzone AI platform integrates with Entra ID, Exchange Online, and Microsoft Defender via the Microsoft Graph API. This document describes how to set up API credentials and install them into the Dropzone platform.

Integration Overview

To enable these integrations you will perform the following actions:

  • Register a new application in Microsoft Entra Admin Center

  • Locate your Client ID, Tenant ID, and create a Client Secret

  • Enable Dropzone Certificate Credentials

  • Assign necessary API permissions to the application

  • Install the credentials into your Dropzone tenant (Data Source and Alert Source)

  • Select integration parameters, such as which alert types to sync

See the Microsoft Integrations page for instructions on how to register a new application, locate your Client ID and Tenant ID, and create a Client Secret.

Set Application Permissions

General instructions on how to assign API permissions to the application can be found in the Microsoft Integrations page.

MS 365/MS Defender can utilize the following APIs:

API
Purpose

Microsoft Graph

Required for the integration to function

Microsoft Cloud Apps Security.

Required to query investigations from Microsoft Cloud Apps. When enabled, Dropzone is able to analyze cloud apps events

Windows Defender ATP - Live Response.

Required to extract quarantined files from Defender alerts. When enabled, Dropzone is able to independently analyze the files which will improve conclusion accuracy

Office 365 Exchange Online Management

Required to enable Office 365 Exchange Online Management, specifically to support retrieving quarantined emails during phishing analysis

Microsoft Graph Permissions

  • In the API permissions page, click "Add a permission"

  • Under the Microsoft API header, select "Microsoft Graph"

Select Microsoft Graph
  • Click "Application Permissions"

Select Application Permissions

Add the following permissions:

Permission
Purpose
Used By

AuditLog.Read.All

Retrieve audit information such as user MFA and administrator access status, for alert investigation and chat

Data Source Integration

Calendars.Read

Allow access to Microsoft Calendar, for use in investigations to determine user OOO / travel status

Data Source Integration - Calendar Features

Calendars.ReadBasic.All

Retrieve basic calendar information for use in investigations to determine user OOO / travel status

Data Source Integration - Calendar Features

MailboxSettings.Read

Retrieve mailbox settings, such as OOO or vacation status

Data Source Integration - Calendar Features

Presence.Read.All

Retrieves presence information, such as availability status, location, etc

Data Source Integration - Calendar Features

Directory.Read.All

Retrieve directory information such as users, group membership, directory roles, etc, for alert investigation and chat

Data Source Integration

Mail.Read

Retrieve phishing emails for analysis; retrieve phishing alerts in some configurations

Alert Source and Data Source Integrations

ThreatHunting.Read.All

Investigating Microsoft Defender alerts

Alert Source Integration

SecurityAlert.Read.All

Pulling Microsoft Defender alerts

Alert Source Integration

SecurityIncident.Read.All

Pulling Microsoft Defender alerts

Alert Source Integration

ThreatSubmission.Read.All

Pulling Phishing Alerts

Alert Source Integration

Example - setting User.Read.All MSGraph Permission
  • Once done selecting all the permissions, click "Add permissions"

Enabling Dropzone's Data Source Calendar Features is optional.

  • Click "Grant admin consent for [mycompany.net]"

Grant admin consent
  • Click "Yes"

Grant admin consent

Microsoft Cloud Apps Security Permissions

  • In the API permissions page, click "Add a permission"

  • Navigate to "APIs my organization uses"

  • Type "Microsoft Cloud App Security" in the search bar

Microsoft Cloud App Security
  • Click "Microsoft Cloud App Security"

  • Click "Application permissions"

Add the following permissions:

Permission
Purpose

investigation.read

Read Cloud App investigations

  • Once done selecting all the permissions, click "Add permissions"

  • Click "Grant admin consent for [mycompany.net]"

  • Click "Yes"

Windows Defender ATP - Live Response

  • In the API permissions page, click "Add a permission"

  • Navigate to "APIs my organization uses"

  • Type "WindowsDefenderATP" in the search bar

WindowsDefenderATP
  • Click "WindowsDefenderATP"

  • Click "Application permissions"

Add the following permissions:

Permission
Purpose

File.Read.All

Read file details

Library.Manage

Extract quarantined files for analysis

Machine.LiveResponse

Extract quarantined files for analysis

Machine.Read.All

Read machine details

  • Once done selecting all the permissions, click "Add permissions"

  • Click "Grant admin consent for [mycompany.net]"

  • Click "Yes"

Locate Organization ID

  • Sign into Entra home as an administrator

  • In the left navigation, select Manage > Custom domain names

Azure Custom Domain Names
  • In the domain list you'll find one that ends in .onmicrosoft.com. Record this domain for use later in the Dropzone UI where it is called "Organization ID"

Azure Custom Domain Names List

Locate Cloud Apps Information

Defender Cloud Apps API URL

Record the "API URL" for use later in the Dropzone UI where it is called "Portal URL".

Enable The Dropzone Data Source Integration

The Data source integration allows Dropzone AI to interact with Entra ID, Exchange Online, and Microsoft Defender to gather information for use in investigation analysis and interactive chat.

You'll need the following information:

Dropzone Field
Source

Client ID

The "Application (client) ID" from the Application Overview

Tenant ID

The "Directory (tenant) ID" from the Application Overview

Client Secret

The client secret "value" from the client secret page

Portal URL

Defender Cloud Apps API URL

To enable the Data Source integration, do the following:

  • Navigate to your Dropzone AI tenant home page e.g. https://mycompany.dropzone.app

  • In the bottom left hand corner, click Settings > Integrations

Integrations Dropdown
  • Click "Available"

Click Available
  • In the Search bar, search MS 365/Defender, then click "Configure"

The Microsoft 365/Defender Tile
  • Under the Data Source heading, input the Client ID, Tenant ID, and Client Secret

  • Input your Cloud Apps Portal URL

The Microsoft 365/Defender Data Configuration (pt 1)
  • If you wish, you may enable LiveResponse

  • If your license does not support using Advanced Hunting Query, check to disable

The Microsoft 365/Defender Data Configuration (pt 2)
  • Under "Calendar Features", if you wish to enable Dropzone's AI analyst to determine user location (such as OOO or travel status) for use in investigations, check the box labeled "Enable Calendar, Presence & Mailbox Settings Access"

  • Click "Test & Save" to finish

If you have any errors engage your Dropzone AI support representative.

Enable The Dropzone Alert Source Integration

The Alert source integration allows Dropzone AI to pull alerts from Exchange Online and Microsoft Defender for investigation.

You'll need the following information:

Dropzone Field
Source

Client ID

The "Application (client) ID" from the Application Overview

Tenant ID

The "Directory (tenant) ID" from the Application Overview

Client Secret

The client secret "value" from the client secret page

To enable the Alert Source integration, do the following:

  • Navigate to your Dropzone AI tenant home page e.g. https://mycompany.dropzone.app

  • In the bottom left hand corner, click Settings > Integrations

Integrations Dropdown
  • Click "Available"

Click Available
  • In the Search bar, search MS 365/Defender, then click "Configure"

The Microsoft 365/Defender Source Tile
  • Under the Alert Source heading, input the Client ID, Tenant ID, and Client Secret

  • Select whether you want to ingest alerts or incidents from Microsoft Defender

  • If you chose to ingest alerts, select which alert types you wish to ingest

Configure the Alert Source

If you are enabling the PowerShell API integration to retrieve quarantined emails for phishing analysis

  • Find the section "PowerShell API Configuration (Advanced)"

  • Click "Enable PowerShell API"

  • Enter the Organization ID you saved earlier (ends in .onmicrosoft.com)

Configure PowerShell
  • Click "Test & Save" to finish

You should begin ingesting alerts immediately.

If you have any errors engage your Dropzone AI support representative.

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