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This article contains a full list of all available detectors included in the Graylog anomaly detection tool.

For a complete index of all the common message fields populated in each event log message generated by anomaly detection, see the corresponding guide.

Hint: This list of anomaly detectors is current for Illuminate 5.2. For a list of all previous detectors for versions of Illuminate prior to 5.2, see the list of legacy detectors.

Detector Index

Detector Name Description Index Pattern Requires Anomaly-Specific Fields
Linux Auditbeat - File Deletion V2 This detection monitors for unusual file deletion activity in your environment’s Linux hosts. gl_linux_auditbeat_deflector

1. Linux Auditbeat configured with the system module (not part of Beats OSS) and Sockets Dataset enabled and sending logs to the Graylog server Beats input(s)

2. Illuminate 2.2.2 or greater with the Linux Auditbeat technology pack and the Anomaly Detection add-on pack enabled

Monitored field: anomdet_file_deleted

Added field: files_deleted_count
Windows Security Event Log - Failed Authentication v2 This detection rule looks for anomalies in the number of failed authentication attempts by user. gl_windows_security_deflector

1. A supported agent configured and sending logs to Graylog: ( a.) Winlogbeat sending logs to the Graylog server Beats input(s), ( b.) NXlog sending logs to the Graylog Server GELF input(s)

2. Illuminate 2.2.2 or greater with the Windows technology pack and the Anomaly Detection add-on pack enabled

3. Windows systems configured to audit user authentication failures

Monitored field: anomdet_windows_auth_failure.

Added field: anomaly_user_authentication_failed
Windows Security Event Log - User File Activity This detection monitors for anomalous numbers file activity (read, write, delete) in your environment’s Windows hosts by monitoring Windows Event ID 4663. gl_windows_security_deflector

1. A supported agent configured and sending logs to Graylog: ( a.) Winlogbeat sending logs to the Graylog server Beats input(s), ( b.) NXlog sending logs to the Graylog Server GELF input(s)

2. Illuminate 2.2.2 or greater with the Windows technology pack and the Anomaly Detection add-on pack enabled

3. Windows systems configured to audit object access

Monitored field: anomdet_windows_file_write

Added field: file_write_count

Monitored field: anomdet_windows_file_delete

Added field: file_delete_count

Monitored field: anomdet_windows_file_read

Added field: file_read_count
Windows Security Event Log - Object Permissions Change V2 This detection monitors for object permissions changes activity in your environment’s Windows hosts by monitoring Windows Event ID 4670. gl_windows_security_deflector

1. A supported agent configured and sending logs to Graylog: ( a.) Winlogbeat sending logs to the Graylog server Beats input(s), ( b.) NXlog sending logs to the Graylog Server GELF input(s)

2. Illuminate 2.2.2 or greater with the Windows technology pack and the Anomaly Detection add-on pack enabled

3. Windows systems configured to object permissions changes

Feature: permissions_change_count

Field Name: anomdet_windows_permissions_change

Aggregation Type: sum()

Monitored field: anomdet_windows_permissions_change

Added field: permissions_change_count
Linux Auditbeat - Failed Authentication V2 This detection monitors for unusual logon activity in your environment’s Linux hosts by monitoring failed logons. gl_linux_auditbeat_deflector

1. Linux Auditbeat configured with the system module (not part of Beats OSS) and Sockets Dataset enabled and sending logs to the Graylog server Beats input(s)

2. Illuminate 2.2.2 or greater with the Linux Auditbeat technology pack and the Anomaly Detection add-on pack enabled

Feature: authentication_failure_count

Field Name: anomdet_linux_auditbeat_logon_failed

Aggregation Type: sum()

Monitored field: anomdet_linux_auditbeat_logon_failed

Added field: authentication_failure_count
Linux Auditbeat - Unusual Data Transfer V2 This detection monitors for unusual network activity in your environment’s Linux hosts by monitoring the total volume of network traffic. gl_linux_auditbeat_deflector

1. Linux Auditbeat configured with the system module (not part of Beats OSS) and Sockets Dataset enabled and sending logs to the Graylog server Beats input(s)

2. Illuminate 2.2.2 or greater with the Linux Auditbeat technology pack and the Anomaly Detection add-on pack enabled

Monitored field: network_bytes

Added field: total_network_bytes
Office 365 - Authentication Activity V2 This detection monitors for unusual authentication or authentication failure patterns by Microsoft 365 user. gl_o365_deflector

1. Graylog is configured to collect logs from the Microsoft 365 service

2. Illuminate 2.2.2 with the O365 processing pack and the Anomaly Detection add-on pack enabled

Monitored field: anomdet_o365_authentication

Added field: anomaly_user_authentication

Monitored field: anomdet_o365_logon_failed

Added field: anomaly_user_authentication_failed
Okta - Failed Authentication V2 This detection monitors for unusual user authentication failure patterns in Okta events. gl_okta_deflector

1. A supported agent configured and sending logs to Graylog: ( a.) Winlogbeat sending logs to the Graylog Server Beats input(s), ( b.) NXlog sending logs to the Graylog server GELF input(s)

2. Illuminate 2.2.2 or greater with the Windows technology pack and the Anomaly Detection add-on pack enabled

3. Windows systems configured to audit file write activity

Monitored field: anomdet_okta_logon_failed

Added field: anomaly_user_authentication_failed
Symantec ProxySG - Data Exfiltration V2 This detection monitors Bluecoat ProxySG logs for any unusual data transfers between hosts. Anomaly analysis is performed per user; events are aggregated by the categorical fields user_name and destination_ip. gl_symantec_deflector

1. Bluecoat ProxySG sending logs to the Graylog server

2. Illuminate 2.2.2 or greater with the Symantec ProxySG technology pack and the Anomaly Detection add-on pack enabled

Monitored field: source_bytes_sent

Added field: total_source_types_sent
Fortigate - Unusual Data Transfer V2 This detection monitors the amount of traffic associated with Fortinet Fortigate firewalls. Anomaly analysis is performed per host; events are aggregated by the categorical field source_ip. gl_fortinet_deflector

1. Fortinet Fortigate configured and sending logs to the Graylog server

2. Illuminate 2.2.2 or greater installed with the Fortinet Fortigate technology pack and the Anomaly Detection add-on pack enabled

Monitored field: network_bytes

Added field: total_network_bytes
Cisco ASA - Unusual Data Transfer V2 This detection monitors the amount of traffic reported by Cisco ASA devices. Anomaly analysis is performed per network connection; events are aggregated by the fields source_ip. gl_cisco_deflector

1. Cisco ASA devices configured and enabled and sending logs to the Graylog server

2. Illuminate 2.2.2 or greater with the Cisco ASA technology pack and the Anomaly Detection add-on pack enabled

Monitored field: network_bytes

Added field: network_bytes
Palo Alto - Data Exfiltration V2 This detection monitors Palo Alto logs for any unusual data transfers between hosts. Anomaly analysis is performed per host; events are aggregated by the fields source_ip and destination_ip. gl_paloalto_deflector

1. Palo Alto devices running 9.1.x or greater sending logs to the Graylog server

2. Illuminate 2.2.2 with the Palo Alto processing pack and the Anomaly Detection add-on pack enabled

Monitored field: source_bytes_sent

Added field: total_source_bytes_sent
Palo Alto - Failed Authentication V2 This detection monitors the amount of authentication activity for failed logon attempts associated with Palo Alto GlobalProtect clients. Anomaly analysis is performed per user; events are aggregated by the field user_name. gl_paloalto_deflector

1. A supported agent configured and sending logs to Graylog: ( a.) Winlogbeat sending logs to the Graylog server Beats input(s), ( b.) NXlog sending logs to the Graylog Server GELF input(s)

2. Illuminate 2.2.2 or greater with the Windows technology pack and the Anomaly Detection add-on pack enabled

3. Windows systems configured to audit file write activity

Monitored field: anomdet_paloalto_logon_failed

Added field: anomaly_user_authentication_failed