Data Manager - Falcon Adapter

Introduction

Falcon is a tool produced by CrowdStrike. It is an Endpoint Detection and Response (EDR) software. It monitors the devices on which it’s installed to look for signs of malicious activity and help to lock down the threats.

Falcon Adapter uses an API connection to bring data into Assets Data Manager.

How do I connect this tool to Assets Data Manager?

Follow this procedure to connect this tool to Assets Data Manager using the custom-built Adapter:

1. Gather all of the information listed in the Data Manager Fields section, such as the Name, Object class, Data Source Name, and Data Source Type.

2. Gather all of the information in the Falcon Fields section - this may require consultation with the subject matter expert (SME) for Falcon.

3. Within Data Manager:

   1. Create a new job by selecting the Adaptor that matches your tool.

   2. Configure all of the required fields with the appropriate information.

4. Within Falcon:

   1. Follow all of the steps listed in the Authentication and Authorization section, below, to properly configure Authentication and Authorization.

   2. Review the information in the API Call section, below to understand the call.

   3. Review the information in the Fields Retrieved section, below.

Each time this job is run, the data your have selected will be brought into Data Manager using the configured Adapter and become raw data.

Data Manager Fields

You will need to specify the following information from Assets Data Manager:

1. Name - the name of the connection, visible as the job name in Adapters.

2. Object Class - the name of the Object Class you want to the data to be loaded into.

3. Data Source Name - the type of data being created; which is usually the tool name, e.g AD, Qualys etc. Note: This can be the same as Name.

4. Data Source Type - what type of data is the tool providing? For example, Assets, CMDB, user location and more.

Falcon Fields

You will need to specify the following information from Falcon:

1. API URL: the API URL to access the Crowdstrike source.

2. Client ID: the Client ID created when the account is set-up through Crowdstrike.

3. Client Secret: the secret string created when the account is set-up through Crowdstrike.

4. API Limit: sets the page size of API results. The Api Limit field allows the enforcement of the amount of request/quantity of data (or records) to be consumed by the Data Manager and transferred to the back-end staging database.

Authentication and Authorization

1. Create API clients to grant various levels of API access for different purposes.

2. From the API Clients and Keys page, click Add new API client in the OAuth2 API Clients table.

3. Provide details to define your API client: Client Name(required), Description (optional), API scopes.

4. Click Add to save the API client and generate the client ID and secret.

API Call

The API call for Falcon is: Device.Read.All.

1. The Adapters Client directly calls the API to retrieve a list of resources (Devices).

   1. API: {api-url}/devices/queries/devices-scroll/v1?limit={apiLimit}

   2. Method: GET

   3. Response: A list of:
      Meta (query_time, pagination, powered_by, trace_id), resources (a list of strings), errors

2. It then uses the resources (device IDs) to call the API and retrieve device information.

   1. API: {api-url}/devices/entities/devices/v2

   2. Method: POST

   3. Response: See the Fields Retrieve section below.

Fields Retrieved

The following fields are retrieved: