Illumio VEN Suspend Detection Rule

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Id	7379f752-18a2-43ca-8b74-70747dd792f8
Rulename	Illumio VEN Suspend Detection Rule
Description	Create Microsoft Sentinel Incident When Ven Goes Into Suspended state
Severity	High
Tactics	DefenseEvasion
Techniques	T1562
Required data connectors	IllumioSaaSDataConnector SyslogAma
Kind	Scheduled
Query frequency	60m
Query period	60m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/IllumioSaaS/Analytic Rules/Illumio_VEN_Suspend_Query.yaml
Version	1.0.6
Arm template	7379f752-18a2-43ca-8b74-70747dd792f8.json

KQL

Illumio_Auditable_Events_CL
| union IllumioSyslogAuditEvents  
| where event_type has 'agent.suspend'
| extend ipaddress = action.src_ip,
      hostname = created_by.agent.hostname
| project-away resource_changes, action, version

YAML

name: Illumio VEN Suspend Detection Rule
relevantTechniques:
- T1562
eventGroupingSettings:
  aggregationKind: SingleAlert
requiredDataConnectors:
- dataTypes:
  - Illumio_Auditable_Events_CL
  connectorId: IllumioSaaSDataConnector
- datatypes:
  - Syslog
  connectorId: SyslogAma
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/IllumioSaaS/Analytic Rules/Illumio_VEN_Suspend_Query.yaml
query: |
  Illumio_Auditable_Events_CL
  | union IllumioSyslogAuditEvents  
  | where event_type has 'agent.suspend'
  | extend ipaddress = action.src_ip,
        hostname = created_by.agent.hostname
  | project-away resource_changes, action, version          
tactics:
- DefenseEvasion
description: |
    'Create Microsoft Sentinel Incident When Ven Goes Into Suspended state'
entityMappings:
- fieldMappings:
  - columnName: hostname
    identifier: HostName
  entityType: Host
- fieldMappings:
  - columnName: ipaddress
    identifier: Address
  entityType: IP
queryFrequency: 60m
alertDetailsOverride:
  alertDescriptionFormat: |
        Illumio VEN Suspended Incident for {{hostname}} generated at {{TimeGenerated}}
  alertDisplayNameFormat: |
        Illumio VEN Suspended Incident for {{hostname}}
triggerOperator: gt
version: 1.0.6
queryPeriod: 60m
status: Available
kind: Scheduled
severity: High
triggerThreshold: 0
id: 7379f752-18a2-43ca-8b74-70747dd792f8

ARM

{
  "$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/7379f752-18a2-43ca-8b74-70747dd792f8')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/7379f752-18a2-43ca-8b74-70747dd792f8')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Illumio VEN Suspended Incident for {{hostname}} generated at {{TimeGenerated}}\n",
          "alertDisplayNameFormat": "Illumio VEN Suspended Incident for {{hostname}}\n"
        },
        "alertRuleTemplateName": "7379f752-18a2-43ca-8b74-70747dd792f8",
        "customDetails": null,
        "description": "'Create Microsoft Sentinel Incident When Ven Goes Into Suspended state'\n",
        "displayName": "Illumio VEN Suspend Detection Rule",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "hostname",
                "identifier": "HostName"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "ipaddress",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/IllumioSaaS/Analytic Rules/Illumio_VEN_Suspend_Query.yaml",
        "query": "Illumio_Auditable_Events_CL\n| union IllumioSyslogAuditEvents  \n| where event_type has 'agent.suspend'\n| extend ipaddress = action.src_ip,\n      hostname = created_by.agent.hostname\n| project-away resource_changes, action, version        \n",
        "queryFrequency": "PT60M",
        "queryPeriod": "PT60M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "DefenseEvasion"
        ],
        "techniques": [
          "T1562"
        ],
        "templateVersion": "1.0.6",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}