VMware SD-WAN Edge - Device Congestion Alert - Packet Drops

VMware_VECO_EventLogs_CL
| where event == "EDGE_CONGESTED"
| where message contains "high number of packet drops"
| extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)

queryPeriod: 1h
triggerThreshold: 0
suppressionDuration: 5h
severity: Medium
relevantTechniques:
- T1498
suppressionEnabled: false
description: The VMware Edge Cloud Orchestrator reported an edge congestion event, where the Edge is dropping a large number of packets on one of its interfaces. This could indicate an ongoing Denial of Service attack against an appliance. Please make sure that Network Flood Protection is turned on.
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sdwan-device-congestion.yaml
id: a88ead0a-f022-48d6-8f53-e5a164c4c72e
version: 1.0.0
tactics:
- Impact
kind: Scheduled
requiredDataConnectors:
- connectorId: VMwareSDWAN
  dataTypes:
  - SDWAN
name: VMware SD-WAN Edge - Device Congestion Alert - Packet Drops
triggerOperator: gt
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: 5h
    groupByCustomDetails: []
    enabled: true
    groupByAlertDetails: []
    groupByEntities: []
  createIncident: true
query: |-
  VMware_VECO_EventLogs_CL
  | where event == "EDGE_CONGESTED"
  | where message contains "high number of packet drops"
  | extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)  
queryFrequency: 1h
customDetails:
  edgeSerialNumber: edgeSerialNumber
eventGroupingSettings:
  aggregationKind: SingleAlert

{
  "$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/a88ead0a-f022-48d6-8f53-e5a164c4c72e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/a88ead0a-f022-48d6-8f53-e5a164c4c72e')]",
      "properties": {
        "alertRuleTemplateName": "a88ead0a-f022-48d6-8f53-e5a164c4c72e",
        "customDetails": {
          "edgeSerialNumber": "edgeSerialNumber"
        },
        "description": "The VMware Edge Cloud Orchestrator reported an edge congestion event, where the Edge is dropping a large number of packets on one of its interfaces. This could indicate an ongoing Denial of Service attack against an appliance. Please make sure that Network Flood Protection is turned on.",
        "displayName": "VMware SD-WAN Edge - Device Congestion Alert - Packet Drops",
        "enabled": true,
        "entityMappings": null,
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sdwan-device-congestion.yaml",
        "query": "VMware_VECO_EventLogs_CL\n| where event == \"EDGE_CONGESTED\"\n| where message contains \"high number of packet drops\"\n| extend edgeSerialNumber = extract(\"edgeSerialNumber: (.+)$\", 1, detail)",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1498"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}