Vectra AI Detect - New Campaign Detected
Id | a34d0338-eda0-42b5-8b93-32aae0d7a501 |
Rulename | Vectra AI Detect - New Campaign Detected |
Description | Identifies when a new Campaign has been detected. This occurs when multiple Detections accross different Hosts are suspected to be part of the same Attack Campaign. |
Severity | Medium |
Tactics | LateralMovement CommandAndControl |
Required data connectors | AIVectraDetect |
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/Vectra AI Detect/Analytic Rules/VectraDetect-NewCampaign.yaml |
Version | 1.1.3 |
Arm template | a34d0338-eda0-42b5-8b93-32aae0d7a501.json |
CommonSecurityLog
| where DeviceVendor == "Vectra Networks"
| where DeviceProduct == "X Series"
| where DeviceEventClassID contains "campaign"
| where DeviceAction == "START"
| extend reason = coalesce(
column_ifexists("Reason", ""),
extract("reason=(.+?)($|;)", 1, AdditionalExtensions),
""
)
| project-rename vectra_URL = DeviceCustomString4
| project Activity,SourceHostName, reason, vectra_URL
| extend HostCustomEntity = SourceHostName
severity: Medium
triggerThreshold: 0
query: |
CommonSecurityLog
| where DeviceVendor == "Vectra Networks"
| where DeviceProduct == "X Series"
| where DeviceEventClassID contains "campaign"
| where DeviceAction == "START"
| extend reason = coalesce(
column_ifexists("Reason", ""),
extract("reason=(.+?)($|;)", 1, AdditionalExtensions),
""
)
| project-rename vectra_URL = DeviceCustomString4
| project Activity,SourceHostName, reason, vectra_URL
| extend HostCustomEntity = SourceHostName
queryFrequency: 1h
requiredDataConnectors:
- connectorId: AIVectraDetect
dataTypes:
- CommonSecurityLog
id: a34d0338-eda0-42b5-8b93-32aae0d7a501
version: 1.1.3
name: Vectra AI Detect - New Campaign Detected
kind: Scheduled
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra AI Detect/Analytic Rules/VectraDetect-NewCampaign.yaml
queryPeriod: 1h
relevantTechniques:
triggerOperator: gt
tactics:
- LateralMovement
- CommandAndControl
description: |
'Identifies when a new Campaign has been detected. This occurs when multiple Detections accross different Hosts are suspected to be part of the same Attack Campaign.'
entityMappings:
- entityType: Host
fieldMappings:
- identifier: HostName
columnName: HostCustomEntity
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/a34d0338-eda0-42b5-8b93-32aae0d7a501')]",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a34d0338-eda0-42b5-8b93-32aae0d7a501')]",
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
"kind": "Scheduled",
"apiVersion": "2022-11-01",
"properties": {
"displayName": "Vectra AI Detect - New Campaign Detected",
"description": "'Identifies when a new Campaign has been detected. This occurs when multiple Detections accross different Hosts are suspected to be part of the same Attack Campaign.'\n",
"severity": "Medium",
"enabled": true,
"query": "CommonSecurityLog\n| where DeviceVendor == \"Vectra Networks\"\n| where DeviceProduct == \"X Series\"\n| where DeviceEventClassID contains \"campaign\"\n| where DeviceAction == \"START\"\n| extend reason = coalesce(\n column_ifexists(\"Reason\", \"\"), \n extract(\"reason=(.+?)($|;)\", 1, AdditionalExtensions),\n \"\"\n )\n| project-rename vectra_URL = DeviceCustomString4\n| project Activity,SourceHostName, reason, vectra_URL\n| extend HostCustomEntity = SourceHostName\n",
"queryFrequency": "PT1H",
"queryPeriod": "PT1H",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0,
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"LateralMovement",
"CommandAndControl"
],
"techniques": null,
"alertRuleTemplateName": "a34d0338-eda0-42b5-8b93-32aae0d7a501",
"customDetails": null,
"entityMappings": [
{
"fieldMappings": [
{
"columnName": "HostCustomEntity",
"identifier": "HostName"
}
],
"entityType": "Host"
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra AI Detect/Analytic Rules/VectraDetect-NewCampaign.yaml",
"templateVersion": "1.1.3",
"status": "Available"
}
}
]
}