Pull data from the Sophos API

Overview

Get a list of events through the Sophos API using the HTTP Pull Listener.

HTTP Pull Listener configuration

In Falcon Onum, go to the Listeners area and click New Listener > HTTP Pull. Give a name to your new Listener and enter the following data:

Parameters

N/A

Secrets

You must define these credentials in Onum:

• sophosClientId will reference your Salesforce client ID.

• sophosClientSecret will reference your Salesforce client secret.

To do it, click Add element and enter a Name for the secret (in this case, sophosClientId). Then, click the Value field and select New secret to create a new one:

• Give the secret a Name.

• Turn off the Expiration date option.

• Click Add new value and paste the secret corresponding to the value.

• Click Save.

You can now select the secret you just created in the Value field list. Repeat the process for sophosClientSecret.

Learn more about secrets in Onum in this article.

Setup

After entering the required parameters and secrets, you can choose to manually enter the rest of configuration fields, or simply paste the given YAML:

Config as YAML

Toggle ON the Config as YAML option to enable a free text field where you can paste the following YAML:

withTemporalWindow: true
temporalWindow:
  duration: 5m
  offset: 5m
  tz: UTC
  format: Epoch
withAuthentication: true
authentication:
  type: token
  token:
    request:
      method: POST
      url: https://id.sophos.com/api/v2/oauth2/token
      headers:
        - name: Accept
          value: application/json
        - name: Content-Type
          value: application/x-www-form-urlencoded
      queryParams: []
      bodyType: urlEncoded
      bodyParams:
        - name: grant_type
          value: client_credentials
        - name: client_id
          value: '${secrets.sophosClientId}'
        - name: client_secret
          value: '${secrets.sophosClientSecret}'
        - name: scope
          value: token
    tokenPath: ".access_token"
    authInjection:
      in: header
      name: Authorization
      prefix: 'Bearer '
      suffix: ''
withEnumerationPhase: true
enumerationPhase:
  paginationType: none
  request:
    responseType: json
    method: GET
    url: https://api.central.sophos.com/whoami/v1
    headers:
      - name: Accept
        value: application/json
      - name: Accept-Encoding
        value: gzip, deflate
      - name: Content-Type
        value: application/json
      - name: Cache-Control
        value: no-cache
    queryParams: []
    bodyParams: []
  output:
    select: "."
    filter: "."
    map: "."
    outputMode: element

collectionPhase:
  variables:
    - source: input
      name: tenantId
      expression: ".id"
      format: ''
    - source: input
      name: dataRegionURL
      expression: ".apiHosts.dataRegion"
      format: ''
  paginationType: cursor
  cursorSelector: ".next_cursor"
  initialRequest:
    method: GET
    url: "${inputs.dataRegionURL}/siem/v1/events"
    headers:
      - name: Accept
        value: application/json
      - name: Accept-Encoding
        value: gzip, deflate
      - name: X-Tenant-ID
        value: "${inputs.tenantId}"
    queryParams:
      - name: from_date
        value: "${temporalWindow.from}"
    bodyParams: []
  nextRequest:
    method: GET
    url: "${inputs.dataRegionURL}/siem/v1/events"
    headers:
      - name: Accept
        value: application/json
      - name: Accept-Encoding
        value: gzip, deflate
      - name: X-Tenant-ID
        value: "${inputs.tenantId}"
    queryParams:
      - name: cursor
        value: "${pagination.cursor}"
    bodyParams: []
  output:
    select: ".items"
    filter: "."
    map: "."
    outputMode: element

Manually configure

When you're done, click Create labels to move on to the next step and define the required Labels if needed.