Collect Cyolo OT logs

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This document explains how to ingest Cyolo Secure Remote Access for OT logs to Google Security Operations using the Bindplane agent.

Cyolo provides secure remote access for operational technology (OT) environments. The platform generates syslog messages for access events, authentication, and session activities. The parser extracts fields and maps them to the Unified Data Model (UDM).

Before you begin

Make sure you have the following prerequisites:

  • A Google SecOps instance
  • Windows Server 2016 or later, or Linux host with systemd
  • Network connectivity between the Bindplane agent and the Cyolo platform
  • If running behind a proxy, ensure firewall ports are open per the Bindplane agent requirements
  • Privileged access to the Cyolo Admin console

Get Google SecOps ingestion authentication file

  1. Sign in to the Google SecOps console.
  2. Go to SIEM Settings > Collection Agents.
  3. Download the Ingestion Authentication File.
  4. Save the file securely on the system where the Bindplane agent will be installed.

Get Google SecOps customer ID

  1. Sign in to the Google SecOps console.
  2. Go to SIEM Settings > Profile.
  3. Copy and save the Customer IDfrom the Organization Detailssection.

Install the Bindplane agent

Install the Bindplane agent on your Windows or Linux operating system according to the following instructions.

Windows installation

  1. Open Command Promptor PowerShellas an administrator.
  2. Run the following command:

      msiexec 
      
     / 
     i 
      
     "https://github.com/observIQ/bindplane-agent/releases/latest/download/observiq-otel-collector.msi" 
      
     / 
     quiet 
     
    
  3. Wait for the installation to complete.

  4. Verify the installation by running:

     sc query observiq-otel-collector 
    

    The service should show as RUNNING.

Linux installation

  1. Open a terminal with root or sudo privileges.
  2. Run the following command:

     sudo  
    sh  
    -c  
     " 
     $( 
    curl  
    -fsSlL  
    https://github.com/observiq/bindplane-agent/releases/latest/download/install_unix.sh ) 
     " 
      
    install_unix.sh 
    
  3. Wait for the installation to complete.

  4. Verify the installation by running:

     sudo  
    systemctl  
    status  
    observiq-otel-collector 
    

    The service should show as active (running).

Additional installation resources

For additional installation options and troubleshooting, see the Bindplane agent installation guide .

Configure the Bindplane agent to ingest syslog and send to Google SecOps

Locate the configuration file

  • Linux:

     sudo  
    nano  
    /etc/bindplane-agent/config.yaml 
    
  • Windows:

     notepad "C:\Program Files\observIQ OpenTelemetry Collector\config.yaml" 
    

Edit the configuration file

  • Replace the entire contents of config.yaml with the following configuration:

      receivers 
     : 
      
     udplog 
     : 
      
     listen_address 
     : 
      
     "0.0.0.0:514" 
     exporters 
     : 
      
     chronicle/cyolo_ot 
     : 
      
     compression 
     : 
      
     gzip 
      
     creds_file_path 
     : 
      
     '/etc/bindplane-agent/ingestion-auth.json' 
      
     customer_id 
     : 
      
     '<customer_id>' 
      
     endpoint 
     : 
      
     malachiteingestion-pa.googleapis.com 
      
     log_type 
     : 
      
     CYOLO_OT 
      
     raw_log_field 
     : 
      
     body 
     service 
     : 
      
     pipelines 
     : 
      
     logs/cyolo_ot_to_chronicle 
     : 
      
     receivers 
     : 
      
     - 
      
     udplog 
      
     exporters 
     : 
      
     - 
      
     chronicle/cyolo_ot 
     
    

Configuration parameters

Replace the following placeholders:

  • Receiver configuration:

    • listen_address : IP address and port to listen on:
      • 0.0.0.0 to listen on all interfaces (recommended)
      • Port 514 is the standard syslog port (requires root on Linux; use 1514 for non-root)
  • Exporter configuration:

    • creds_file_path : Full path to ingestion authentication file:
      • Linux: /etc/bindplane-agent/ingestion-auth.json
      • Windows: C:\Program Files\observIQ OpenTelemetry Collector\ingestion-auth.json
    • customer_id : Customer ID copied from the Google SecOps console
    • endpoint : Regional endpoint URL:
      • US: malachiteingestion-pa.googleapis.com
      • Europe: europe-malachiteingestion-pa.googleapis.com
      • Asia: asia-southeast1-malachiteingestion-pa.googleapis.com
      • See Regional Endpoints for complete list

Save the configuration file

  • After editing, save the file:
    • Linux: Press Ctrl+O , then Enter , then Ctrl+X
    • Windows: Click File > Save

Restart the Bindplane agent to apply the changes

  • To restart the Bindplane agent in Linux, run the following command:

     sudo  
    systemctl  
    restart  
    observiq-otel-collector 
    
    1. Verify the service is running:

       sudo  
      systemctl  
      status  
      observiq-otel-collector 
      
    2. Check logs for errors:

       sudo  
      journalctl  
      -u  
      observiq-otel-collector  
      -f 
      
  • To restart the Bindplane agent in Windows, choose one of the following options:

    • Command Prompt or PowerShell as administrator:

       net stop observiq-otel-collector && net start observiq-otel-collector 
      
    • Services console:

      1. Press Win+R , type services.msc , and press Enter.
      2. Locate observIQ OpenTelemetry Collector.
      3. Right-click and select Restart.
      4. Verify the service is running:

         sc query observiq-otel-collector 
        
      5. Check logs for errors:

          type 
          
         "C:\Program Files\observIQ OpenTelemetry Collector\log\collector.log" 
         
        

Configure syslog on Cyolo

  1. Sign in to the CyoloAdmin console.
  2. Go to Monitoring > Settings.
  3. Toggle onthe Export Logs to System Logging Protocol (Syslog).
  4. Go to Integrations > Syslog Server.
  5. Provide the following configuration details:
    • Server name: Enter a meaningful name for this server (for example, Google SecOps Bindplane ).
    • Sites: Select a single siteor multiple sitesfrom the drop-down.
    • IP Address: Enter the Bindplane agent IP address.
    • Port: Enter the Bindplane agent port number for UDP connection.
  6. Click Save.

UDM mapping table

Log Field UDM Mapping Logic
_field
additional.fields Merged
authority_id_label
additional.fields Merged
authority_kind_label
additional.fields Merged
authority_name_label
additional.fields Merged
data_field
additional.fields Merged
duration_label
additional.fields Merged
kind_label
additional.fields Merged
log_level_label
additional.fields Merged
object_id_label
additional.fields Merged
object_kind_label
additional.fields Merged
object_name_label
additional.fields Merged
rules_label
additional.fields Merged
site_id_label
additional.fields Merged
subject_id_label
additional.fields Merged
subject_kind_label
additional.fields Merged
message
extensions.auth.type Mapped: user disconnected MACHINE
syslog_object_name
extensions.auth.type Mapped: login MACHINE
inter_host
intermediary.asset.hostname Directly mapped
inter_host
intermediary.hostname Directly mapped
message
metadata.description Directly mapped
msg
metadata.description Directly mapped
syslog_message
metadata.description Directly mapped
syslog_timestamp
metadata.event_timestamp Parsed as ISO8601
time
metadata.event_timestamp Parsed as MMM d HH:mm:ss
timestamp
metadata.event_timestamp Parsed as ISO8601
event_type
metadata.event_type Directly mapped
kind
metadata.product_event_type Directly mapped
prod_type
metadata.product_event_type Directly mapped
id
metadata.product_log_id Directly mapped
syslog_event_id
metadata.product_log_id Directly mapped
product_version
metadata.product_version Directly mapped
message
network.application_protocol Mapped: rdp RDP
client
network.http.parsed_user_agent Directly mapped
cyolouagent
network.http.parsed_user_agent Directly mapped
client
network.http.user_agent Directly mapped
cyolouagent
network.http.user_agent Directly mapped
syslog_client
network.http.user_agent Directly mapped
cyolosessionid
network.session_id Directly mapped
session_id
network.session_id Directly mapped
hostname
observer.hostname Directly mapped
container_id_label
observer.resource.attribute.labels Merged
internal_event_id_label
observer.resource.attribute.labels Merged
log_source_label
observer.resource.attribute.labels Merged
site_id_label
observer.resource.attribute.labels Merged
site_name_label
observer.resource.attribute.labels Merged
transaction_id_label
observer.resource.attribute.labels Merged
node_id
observer.resource.product_object_id Directly mapped
syslog_hostname
principal.asset.hostname Directly mapped
remote_address
principal.asset.ip Merged
syslog_remote_address
principal.asset.ip Merged
syslog_hostname
principal.hostname Directly mapped
remote_address
principal.ip Merged
syslog_remote_address
principal.ip Merged
country_code
principal.location.country_or_region Directly mapped
cyolocountrycode
principal.location.country_or_region Directly mapped
syslog_country_code
principal.location.country_or_region Directly mapped
node_id_label
principal.resource.attribute.labels Merged
site_name_label
principal.resource.attribute.labels Merged
transaction_id_label
principal.resource.attribute.labels Merged
cyolosubjectkind
principal.resource.resource_subtype Directly mapped
credentials_id_label
principal.user.attribute.labels Merged
credentials_name_label
principal.user.attribute.labels Merged
credentials_origin_label
principal.user.attribute.labels Merged
cyolosubjectid
principal.user.product_object_id Directly mapped
subject_id
principal.user.product_object_id Directly mapped
syslog_session_id
principal.user.product_object_id Directly mapped
cyolosubjectname
principal.user.userid Directly mapped
subject_name
principal.user.userid Directly mapped
syslog_id
principal.user.userid Directly mapped
action
security_result.action Merged
result
security_result.action Mapped: failure sr_action , success sr_action
sr_action
security_result.action Merged
syslog_result
security_result.action_details Directly mapped
_field
security_result.detection_fields Merged
field
security_result.detection_fields Merged
key
security_result.detection_fields Mapped: "cyoloauthkind", "cyolokind","cyoloresult" _field
result
security_result.outcome Mapped: failure FAIL , success PASS
authority_id
security_result.rule_id Directly mapped
cyoloauthid
security_result.rule_id Directly mapped
authority_name
security_result.rule_name Directly mapped
cyoloauthname
security_result.rule_name Directly mapped
severity
security_result.severity Mapped: 1 LOW
cyoloobjname
target.application Directly mapped
object_name
target.application Directly mapped
asset_id
target.asset.asset_id Directly mapped
destination_host
target.asset.hostname Directly mapped
dst
target.asset.ip Merged
asset_name
target.asset.product_object_id Directly mapped
destination_host
target.hostname Directly mapped
dst
target.ip Merged
destination_port
target.port Directly mapped
_field
target.resource.attribute.labels Merged
key
target.resource.attribute.labels Mapped: cyolodstid _field
cyoloobjid
target.resource.product_object_id Directly mapped
object_id
target.resource.product_object_id Directly mapped
cyoloobjkind
target.resource.resource_subtype Directly mapped
syslog_subject_name
target.user.userid Directly mapped
N/A
extensions.auth.type Constant: MACHINE
N/A
metadata.product_name Constant: CYOLO_OT
N/A
metadata.vendor_name Constant: CYOLO_OT
N/A
network.application_protocol Constant: RDP
N/A
network.http.parsed_user_agent Constant: parseduseragent
N/A
security_result.outcome Constant: FAIL
N/A
security_result.severity Constant: LOW

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