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About the Device

CrowdStrike Falcon Endpoint Detection and Response (EDR) is the core platform that provides endpoint security capabilities, threat detection, investigation, and response. It involves the deployment of lightweight agents on endpoints to monitor and protect against malicious activities.

CrowdStrike Data Replicator is a specific feature or component within the Falcon platform focused on data replication. This replication is beneficial for disaster recovery, forensic analysis, and threat hunting.

Device Information

 Entity

Particulars

Vendor Name

CrowdStrike

Product Name

EDR

Type of Device

Cloud

Collection Method

Log Type

 Ingestion label

Preferred Logging Protocol - Format

Log Collection Method

Data Source

CrowdStrike Falcon

CS_EDR (Data Replicator)

API Pull - JSON

C2C - Storage

https://cloud.google.com/chronicle/docs/reference/feed-management-api#amazon_sqs

CrowdStrike Detection Monitoring

CS_DETECTS (EDR Detections)

API Pull - JSON

C2C

https://cloud.google.com/chronicle/docs/reference/feed-management-api#cs-detects

Device Configuration

Following are the configuration steps for Falcon EDR. This applies to the parser with the CS_DETECTS ingestion label:

  1. Within the CrowdStrike application, create an API client by navigating to Support and resources > API clients and keys.

image-20240221-105358.png

  1. Create a new API Client and grant Read permissions under the API SCOPES field.

image-20240221-105512.png

image-20240221-105547.png

  1. Record the values for: Base URL + Client ID + Client Secret.

Data Replicator Configuration Steps:

Following are the configuration steps for Data Replicator, this applies to the parser with the CS_EDR ingestion label:

  1. Click the ADD button to create a new Falcon Data Replicator feed. This will generate S3 identifier, SQS URL and Client secret.

  2. Use the generated Feed, S3 identifier, SQS URL, and Client secret values to set up feed in Chronicle.

Integration Parameters

Data Replicator:
To set up an Data Replicator ingestion feed using S3, follow the steps:

Property

Default Value

Description

Region

 N/A

The S3 region associated with URI.

S3 URI

  N/A

The S3 bucket source URI.

URI is a

  N/A

The type of object URI points to.

Source deletion option

  N/A

Option to delete files and/or directories after transferring.

Access key id

  N/A

An account access key that is 20-character alphanumeric string, for example AKIAOSFOODNN7EXAMPLE.

Secret access key

  N/A

An account access key that is a 40-character alphanumeric string, for example wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY.

Oauth client ID

  N/A

A public, client-specific OAuth identifier.

Oauth client secret

  N/A

OAuth 2.0 client secret.

Oauth secret refresh URI

  N/A

OAuth 2.0 client secret refresh URI.

Asset namespace

  N/A

The namespace the feed will be associated with.

To set up an Data Replicator ingestion feed using SQS, follow the steps:

Property

Default Value

Description

Region

 N/A

The S3 region associated with URI.

Queue name

 N/A

The SQS queue name to read from.

Account number

 N/A

The SQS account number.

Source deletion option

 N/A

Option to delete files and/or directories after transferring.

Queue access key ID

 N/A

An account access key that is 20-character alphanumeric string, for example, AKIAOSFOODNN7EXAMPLE.

Queue secret access key

 N/A

An account access key that is a 40-character alphanumeric string, for example, wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY.

Asset namespace

 N/A

The namespace that the feed will be associated with.

Detections:

Sensor Configuration for the same is as follow:

Property

Default Value

Crowdstrikefalcon URL

https://api.crowdstrike.com

Client ID

N/A

Client Secret

N/A

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