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

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Id	a88ead0a-f022-48d6-8f53-e5a164c4c72e
Rulename	VMware SD-WAN Edge - Device Congestion Alert - Packet Drops
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.
Severity	Medium
Tactics	Impact
Techniques	T1498
Required data connectors	VMwareSDWAN
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/VMware SD-WAN and SASE/Analytic Rules/vmw-sdwan-device-congestion.yaml
Version	1.0.0
Arm template	a88ead0a-f022-48d6-8f53-e5a164c4c72e.json

KQL

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

YAML

tactics:
- Impact
id: a88ead0a-f022-48d6-8f53-e5a164c4c72e
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/VMware SD-WAN and SASE/Analytic Rules/vmw-sdwan-device-congestion.yaml
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.
version: 1.0.0
severity: Medium
triggerThreshold: 0
kind: Scheduled
name: VMware SD-WAN Edge - Device Congestion Alert - Packet Drops
query: |-
  VMware_VECO_EventLogs_CL
  | where event == "EDGE_CONGESTED"
  | where message contains "high number of packet drops"
  | extend edgeSerialNumber = extract("edgeSerialNumber: (.+)$", 1, detail)  
suppressionDuration: 5h
queryPeriod: 1h
eventGroupingSettings:
  aggregationKind: SingleAlert
queryFrequency: 1h
triggerOperator: gt
customDetails:
  edgeSerialNumber: edgeSerialNumber
incidentConfiguration:
  groupingConfiguration:
    matchingMethod: AllEntities
    reopenClosedIncident: false
    groupByEntities: []
    lookbackDuration: 5h
    groupByCustomDetails: []
    enabled: true
    groupByAlertDetails: []
  createIncident: true
requiredDataConnectors:
- connectorId: VMwareSDWAN
  dataTypes:
  - SDWAN
relevantTechniques:
- T1498

ARM