TLSv11 in Use - Medium

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Id	92400070-199b-46d3-bd86-2fb8421b5338
Rulename	TLSv1.1 in Use - Medium
Description	TLSv1.1 in Use
Severity	Medium
Tactics	CredentialAccess LateralMovement DefenseEvasion Persistence
Techniques	T1556 T1210 T1212
Required data connectors	HVPollingIDAzureFunctions
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/Tlsv11InUseMedium.yaml
Version	1.0.3
Arm template	92400070-199b-46d3-bd86-2fb8421b5338.json

KQL

HackerViewLog_Azure_1_CL
| where severity_s == "medium"
| where progress_status_s == "New"
| where status_s != "inactive"
| where issue_name_s == "TLSv1.1 in Use"

YAML

alertDetailsOverride:
  alertDynamicProperties: []
name: TLSv1.1 in Use - Medium
queryFrequency: 5m
description: |
    'TLSv1.1 in Use'
relevantTechniques:
- T1556
- T1210
- T1212
id: 92400070-199b-46d3-bd86-2fb8421b5338
triggerOperator: gt
version: 1.0.3
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: meta_resolved_ip_s
    identifier: Address
- entityType: Host
  fieldMappings:
  - columnName: meta_host_s
    identifier: HostName
- entityType: URL
  fieldMappings:
  - columnName: hackerview_link_s
    identifier: Url
kind: Scheduled
status: Available
tactics:
- CredentialAccess
- LateralMovement
- DefenseEvasion
- Persistence
suppressionDuration: 5h
triggerThreshold: 0
queryPeriod: 5m
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/Tlsv11InUseMedium.yaml
requiredDataConnectors:
- dataTypes:
  - HackerViewLog_Azure_1_CL
  connectorId: HVPollingIDAzureFunctions
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    enabled: false
    matchingMethod: AllEntities
    lookbackDuration: PT5H
query: |-
  HackerViewLog_Azure_1_CL
  | where severity_s == "medium"
  | where progress_status_s == "New"
  | where status_s != "inactive"
  | where issue_name_s == "TLSv1.1 in Use"  
severity: Medium
suppressionEnabled: false
eventGroupingSettings:
  aggregationKind: SingleAlert

ARM