Radiflow - Unauthorized Internet Access

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Id	cc33e1a9-e167-460b-93e6-f14af652dbd3
Rulename	Radiflow - Unauthorized Internet Access
Description	Generates an incident when an unauthorized link between the network and the Internet is detected by Radiflow’s iSID.
Severity	Medium
Tactics	InitialAccess Impact
Techniques	T0822 T0883 T0882
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/RadiflowUnauthorizedInternetAccess.yaml
Version	1.0.0
Arm template	cc33e1a9-e167-460b-93e6-f14af652dbd3.json

KQL

RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where EventClassID in (55, 147, 193, 194)

YAML

tactics:
- InitialAccess
- Impact
relevantTechniques:
- T0822
- T0883
- T0882
version: 1.0.0
triggerOperator: gt
name: Radiflow - Unauthorized Internet Access
id: cc33e1a9-e167-460b-93e6-f14af652dbd3
description: Generates an incident when an unauthorized link between the network and the Internet is detected by Radiflow's iSID.
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: 1h
    groupByAlertDetails: []
    enabled: true
    reopenClosedIncident: false
    groupByEntities: []
    matchingMethod: AllEntities
    groupByCustomDetails: []
  createIncident: true
suppressionEnabled: false
suppressionDuration: 5h
queryFrequency: 1h
alertDetailsOverride:
  alertDisplayNameFormat: Unauthorized Internet Access
  alertSeverityColumnName: EventSeverity
  alertDescriptionFormat: "An external connection to the network has been detected. Please check whether this activity is legitimate and the external device is authorized to connect.\n\nMessage: {{EventMessage}}\nSource device: {{SourceIP}} \nDestination device (if any): {{DestinationIP}} "
  alertDynamicProperties: []
severity: Medium
eventGroupingSettings:
  aggregationKind: AlertPerResult
status: Available
query: |
  RadiflowEvent
  | where DeviceProduct =~ 'iSID'
  | where EventClassID in (55, 147, 193, 194)  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowUnauthorizedInternetAccess.yaml
queryPeriod: 1h
triggerThreshold: 0
customDetails:
  SourceHostName: SourceHostName
  DestinationIP: DestinationIP
  SourceVLAN: SourceVLAN
  DestinationMAC: DestinationMACAddress
  SourceVendor: SourceVendor
  SourceType: SourceType
  Port: Port
  SourceIP: SourceIP
  SourceMAC: SourceMACAddress
  DestinationType: DestinationType
  DestinationVendor: DestinationVendor
  Protocol: Protocol
  DestinationHostName: DestinationHostName
kind: Scheduled
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: SourceHostName
  - identifier: NetBiosName
    columnName: SourceHostName
  entityType: Host
- fieldMappings:
  - identifier: HostName
    columnName: DestinationHostName
  - identifier: NetBiosName
    columnName: DestinationHostName
  entityType: Host
- fieldMappings:
  - identifier: Address
    columnName: SourceIP
  entityType: IP
- fieldMappings:
  - identifier: Address
    columnName: DestinationIP
  entityType: IP
requiredDataConnectors:
- dataTypes:
  - RadiflowEvent
  connectorId: RadiflowIsid

ARM