Azure-Sentinel/Solutions/GoogleCloudPlatformDNS/Hunting Queries/GCPDNSUnexpectedTLD.yaml

25 строки
633 B
YAML
Executable File

id: 1823db08-2ba4-4624-900f-9be0f950ea57
name: Google DNS - Unexpected top level domains
description: |
'Query searches for unexpected TLDs.'
severity: Medium
requiredDataConnectors:
- connectorId: GCPDNSDataConnector
dataTypes:
- GCPCloudDNS
tactics:
- CommandAndControl
relevantTechniques:
- T1095
query: |
GCPCloudDNS
| where TimeGenerated > ago(24h)
| extend tld = extract(@'.*\.(\w+)\.$', 1, Query)
| where strlen(tld) > 4
| extend IPCustomEntity = SrcIpAddr
entityMappings:
- entityType: IP
fieldMappings:
- identifier: Address
columnName: IPCustomEntity