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

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

ARM