Radiflow - New Activity Detected
| 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 |
RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where EventClassID in (1, 2, 3, 155)
incidentConfiguration:
createIncident: true
groupingConfiguration:
groupByEntities: []
groupByAlertDetails: []
matchingMethod: AllEntities
groupByCustomDetails: []
lookbackDuration: 1h
enabled: true
reopenClosedIncident: false
customDetails:
DestinationMAC: DestinationMACAddress
SourceHostName: SourceHostName
SourceVLAN: SourceVLAN
SourceVendor: SourceVendor
DestinationIP: DestinationIP
SourceType: SourceType
DestinationHostName: DestinationHostName
DestinationVendor: DestinationVendor
SourceIP: SourceIP
Protocol: Protocol
Port: Port
SourceMAC: SourceMACAddress
DestinationType: DestinationType
relevantTechniques:
- T1133
- T0848
description: |
'Generates an incident when a new asset or MAC is detected either by Radiflow's iSID.'
queryPeriod: 1h
suppressionEnabled: false
queryFrequency: 1h
suppressionDuration: 5h
tactics:
- InitialAccess
name: Radiflow - New Activity Detected
requiredDataConnectors:
- connectorId: RadiflowIsid
dataTypes:
- RadiflowEvent
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.
entityMappings:
- entityType: Host
fieldMappings:
- identifier: HostName
columnName: SourceHostName
- identifier: NetBiosName
columnName: SourceHostName
- entityType: Host
fieldMappings:
- identifier: HostName
columnName: DestinationHostName
- identifier: NetBiosName
columnName: DestinationHostName
- entityType: IP
fieldMappings:
- identifier: Address
columnName: SourceIP
- entityType: IP
fieldMappings:
- identifier: Address
columnName: DestinationIP
triggerThreshold: 0
version: 1.0.0
id: 8177ecff-30a1-4d4f-9a82-7fbb69019504
query: |
RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where EventClassID in (1, 2, 3, 155)
kind: Scheduled
status: Available
eventGroupingSettings:
aggregationKind: AlertPerResult
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNewActivityDetected.yaml
severity: Medium
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/8177ecff-30a1-4d4f-9a82-7fbb69019504')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/8177ecff-30a1-4d4f-9a82-7fbb69019504')]",
"properties": {
"alertDetailsOverride": {
"alertDescriptionFormat": "A previously undetected asset, link or entity has been detected in the network. Please check whether the activity is legitimate.",
"alertDisplayNameFormat": "New Activity Detected (MAC: {{SourceMACAddress}} - IP: {{SourceIP}})",
"alertDynamicProperties": [],
"alertSeverityColumnName": "EventSeverity"
},
"alertRuleTemplateName": "8177ecff-30a1-4d4f-9a82-7fbb69019504",
"customDetails": {
"DestinationHostName": "DestinationHostName",
"DestinationIP": "DestinationIP",
"DestinationMAC": "DestinationMACAddress",
"DestinationType": "DestinationType",
"DestinationVendor": "DestinationVendor",
"Port": "Port",
"Protocol": "Protocol",
"SourceHostName": "SourceHostName",
"SourceIP": "SourceIP",
"SourceMAC": "SourceMACAddress",
"SourceType": "SourceType",
"SourceVendor": "SourceVendor",
"SourceVLAN": "SourceVLAN"
},
"description": "'Generates an incident when a new asset or MAC is detected either by Radiflow's iSID.'\n",
"displayName": "Radiflow - New Activity Detected",
"enabled": true,
"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"
}
]
}
],
"eventGroupingSettings": {
"aggregationKind": "AlertPerResult"
},
"incidentConfiguration": {
"createIncident": true,
"groupingConfiguration": {
"enabled": true,
"groupByAlertDetails": [],
"groupByCustomDetails": [],
"groupByEntities": [],
"lookbackDuration": "PT1H",
"matchingMethod": "AllEntities",
"reopenClosedIncident": false
}
},
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNewActivityDetected.yaml",
"query": "RadiflowEvent\n| where DeviceProduct =~ 'iSID'\n| where EventClassID in (1, 2, 3, 155)\n",
"queryFrequency": "PT1H",
"queryPeriod": "PT1H",
"severity": "Medium",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT5H",
"suppressionEnabled": false,
"tactics": [
"InitialAccess"
],
"techniques": [
"T1133"
],
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}