Google DNS - Request to dynamic DNS service

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Id	09fc03e0-daec-4b22-8afa-4bba30d7e909
Rulename	Google DNS - Request to dynamic DNS service
Description	Detects requests to ip lookup resources.
Severity	Medium
Tactics	CommandAndControl
Techniques	T1095
Required data connectors	GCPDNSDataConnector
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/GoogleCloudPlatformDNS/Analytic Rules/GCPDNSIpDynDns.yaml
Version	1.0.0
Arm template	09fc03e0-daec-4b22-8afa-4bba30d7e909.json

KQL

let dyndns = dynamic(['noip.com', 'dynu.com', 'dyn.com', 'dynv6.com']);
GCPCloudDNS
| where Query in~ (dyndns)
| extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr

YAML

OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GoogleCloudPlatformDNS/Analytic Rules/GCPDNSIpDynDns.yaml
requiredDataConnectors:
- dataTypes:
  - GCPCloudDNS
  connectorId: GCPDNSDataConnector
name: Google DNS - Request to dynamic DNS service
entityMappings:
- fieldMappings:
  - columnName: DNSCustomEntity
    identifier: DomainName
  entityType: DNS
- fieldMappings:
  - columnName: IPCustomEntity
    identifier: Address
  entityType: IP
id: 09fc03e0-daec-4b22-8afa-4bba30d7e909
description: |
    'Detects requests to ip lookup resources.'
tactics:
- CommandAndControl
triggerThreshold: 0
kind: Scheduled
query: |
  let dyndns = dynamic(['noip.com', 'dynu.com', 'dyn.com', 'dynv6.com']);
  GCPCloudDNS
  | where Query in~ (dyndns)
  | extend DNSCustomEntity = Query, IPCustomEntity = SrcIpAddr  
triggerOperator: gt
queryPeriod: 1h
queryFrequency: 1h
version: 1.0.0
severity: Medium
relevantTechniques:
- T1095

ARM