Radiflow - New Activity Detected

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Id	8177ecff-30a1-4d4f-9a82-7fbb69019504
Rulename	Radiflow - New Activity Detected
Description	Generates an incident when a new asset or MAC is detected either by Radiflow’s iSID.
Severity	Medium
Tactics	InitialAccess
Techniques	T1133 T0848
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/RadiflowNewActivityDetected.yaml
Version	1.0.0
Arm template	8177ecff-30a1-4d4f-9a82-7fbb69019504.json

KQL

RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where EventClassID in (1, 2, 3, 155)

YAML

version: 1.0.0
alertDetailsOverride:
  alertSeverityColumnName: EventSeverity
  alertDynamicProperties: []
  alertDisplayNameFormat: 'New Activity Detected (MAC: {{SourceMACAddress}} - IP: {{SourceIP}})'
  alertDescriptionFormat: A previously undetected asset, link or entity has been detected in the network. Please check whether the activity is legitimate.
customDetails:
  DestinationMAC: DestinationMACAddress
  DestinationHostName: DestinationHostName
  SourceType: SourceType
  Protocol: Protocol
  DestinationType: DestinationType
  SourceVendor: SourceVendor
  SourceMAC: SourceMACAddress
  Port: Port
  SourceVLAN: SourceVLAN
  DestinationVendor: DestinationVendor
  SourceHostName: SourceHostName
  SourceIP: SourceIP
  DestinationIP: DestinationIP
incidentConfiguration:
  groupingConfiguration:
    groupByAlertDetails: []
    matchingMethod: AllEntities
    groupByCustomDetails: []
    reopenClosedIncident: false
    groupByEntities: []
    lookbackDuration: 1h
    enabled: true
  createIncident: true
queryPeriod: 1h
severity: Medium
triggerOperator: gt
relevantTechniques:
- T1133
- T0848
id: 8177ecff-30a1-4d4f-9a82-7fbb69019504
eventGroupingSettings:
  aggregationKind: AlertPerResult
queryFrequency: 1h
kind: Scheduled
query: |
  RadiflowEvent
  | where DeviceProduct =~ 'iSID'
  | where EventClassID in (1, 2, 3, 155)  
requiredDataConnectors:
- connectorId: RadiflowIsid
  dataTypes:
  - RadiflowEvent
suppressionDuration: 5h
suppressionEnabled: false
entityMappings:
- entityType: Host
  fieldMappings:
  - columnName: SourceHostName
    identifier: HostName
  - columnName: SourceHostName
    identifier: NetBiosName
- entityType: Host
  fieldMappings:
  - columnName: DestinationHostName
    identifier: HostName
  - columnName: DestinationHostName
    identifier: NetBiosName
- entityType: IP
  fieldMappings:
  - columnName: SourceIP
    identifier: Address
- entityType: IP
  fieldMappings:
  - columnName: DestinationIP
    identifier: Address
tactics:
- InitialAccess
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNewActivityDetected.yaml
status: Available
description: |
    'Generates an incident when a new asset or MAC is detected either by Radiflow's iSID.'
name: Radiflow - New Activity Detected

ARM