Radiflow - Policy Violation Detected

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Id	a3f4cc3e-2403-4570-8d21-1dedd5632958
Rulename	Radiflow - Policy Violation Detected
Description	Generates an incident when an unauthorized session or action is detected either by Radiflow’s iSID.
Severity	Medium
Tactics	LateralMovement ImpairProcessControl Execution Collection Persistence
Techniques	T0886 T0855 T0858 T0845 T0889 T0843
Required data connectors	RadiflowIsid
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowPolicyViolationDetected.yaml
Version	1.0.0
Arm template	a3f4cc3e-2403-4570-8d21-1dedd5632958.json

KQL

RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where EventClassID in (5, 156, 161, 169, 171, 182, 183, 184, 185)
| extend EventMessage = iif(EventMessage == ' ', 'Policy Violation', EventMessage)

YAML

kind: Scheduled
triggerOperator: gt
queryFrequency: 1h
suppressionDuration: 5h
customDetails:
  SourceIP: SourceIP
  DestinationVendor: DestinationVendor
  Protocol: Protocol
  DestinationMAC: DestinationMACAddress
  DestinationType: DestinationType
  SourceType: SourceType
  SourceHostName: SourceHostName
  Port: Port
  SourceMAC: SourceMACAddress
  DestinationIP: DestinationIP
  SourceVLAN: SourceVLAN
  DestinationHostName: DestinationHostName
  SourceVendor: SourceVendor
id: a3f4cc3e-2403-4570-8d21-1dedd5632958
queryPeriod: 1h
relevantTechniques:
- T0886
- T0855
- T0858
- T0845
- T0889
- T0843
entityMappings:
- entityType: Host
  fieldMappings:
  - columnName: SourceHostName
    identifier: NetBiosName
  - columnName: SourceHostName
    identifier: HostName
- entityType: Host
  fieldMappings:
  - columnName: DestinationHostName
    identifier: NetBiosName
  - columnName: DestinationHostName
    identifier: HostName
- entityType: IP
  fieldMappings:
  - columnName: SourceIP
    identifier: Address
- entityType: IP
  fieldMappings:
  - columnName: DestinationIP
    identifier: Address
query: |
  RadiflowEvent
  | where DeviceProduct =~ 'iSID'
  | where EventClassID in (5, 156, 161, 169, 171, 182, 183, 184, 185)
  | extend EventMessage = iif(EventMessage == ' ', 'Policy Violation', EventMessage)  
name: Radiflow - Policy Violation Detected
eventGroupingSettings:
  aggregationKind: AlertPerResult
version: 1.0.0
severity: Medium
alertDetailsOverride:
  alertSeverityColumnName: EventSeverity
  alertDescriptionFormat: Recent activity which violates the security policy has been detected in the network. Please check the details for additional information.
  alertDisplayNameFormat: Policy Violation Detected
  alertDynamicProperties: []
suppressionEnabled: false
tactics:
- LateralMovement
- ImpairProcessControl
- Execution
- Collection
- Persistence
requiredDataConnectors:
- connectorId: RadiflowIsid
  dataTypes:
  - RadiflowEvent
incidentConfiguration:
  groupingConfiguration:
    groupByCustomDetails: []
    lookbackDuration: 1h
    reopenClosedIncident: false
    enabled: true
    matchingMethod: AllEntities
    groupByAlertDetails: []
    groupByEntities: []
  createIncident: true
status: Available
triggerThreshold: 0
description: |
    'Generates an incident when an unauthorized session or action is detected either by Radiflow's iSID.'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowPolicyViolationDetected.yaml

ARM