Microsoft Sentinel Analytic Rules
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TLSv1 in Use - Low

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Id9435d04a-e8a6-49e5-90c4-e7f3456f9ed5
RulenameTLSv1 in Use - Low
DescriptionTLSv1 in Use
SeverityLow
TacticsCredentialAccess
LateralMovement
DefenseEvasion
Persistence
TechniquesT1556
T1210
T1212
Required data connectorsHVPollingIDAzureFunctions
KindScheduled
Query frequency5m
Query period5m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/Tlsv1InUseLow.yaml
Version1.0.3
Arm template9435d04a-e8a6-49e5-90c4-e7f3456f9ed5.json
Deploy To Azure
HackerViewLog_Azure_1_CL | where severity_s == "low" | where progress_status_s == "New" | where status_s != "inactive"  | where issue_name_s == "TLSv1 in Use"
id: 9435d04a-e8a6-49e5-90c4-e7f3456f9ed5
suppressionDuration: 5h
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/Tlsv1InUseLow.yaml
requiredDataConnectors:
- dataTypes:
  - HackerViewLog_Azure_1_CL
  connectorId: HVPollingIDAzureFunctions
description: |
    'TLSv1 in Use'
severity: Low
queryPeriod: 5m
kind: Scheduled
tactics:
- CredentialAccess
- LateralMovement
- DefenseEvasion
- Persistence
eventGroupingSettings:
  aggregationKind: SingleAlert
queryFrequency: 5m
query: HackerViewLog_Azure_1_CL | where severity_s == "low" | where progress_status_s == "New" | where status_s != "inactive"  | where issue_name_s == "TLSv1 in Use"
incidentConfiguration:
  groupingConfiguration:
    enabled: false
    groupByAlertDetails: []
    groupByEntities: []
    reopenClosedIncident: false
    groupByCustomDetails: []
    matchingMethod: AllEntities
    lookbackDuration: PT5H
  createIncident: true
version: 1.0.3
triggerThreshold: 0
name: TLSv1 in Use - Low
entityMappings:
- entityType: IP
  fieldMappings:
  - columnName: meta_resolved_ip_s
    identifier: Address
- entityType: URL
  fieldMappings:
  - columnName: hackerview_link_s
    identifier: Url
- entityType: Host
  fieldMappings:
  - columnName: meta_host_s
    identifier: HostName
status: Available
relevantTechniques:
- T1556
- T1210
- T1212
suppressionEnabled: false
{
  "$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/9435d04a-e8a6-49e5-90c4-e7f3456f9ed5')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/9435d04a-e8a6-49e5-90c4-e7f3456f9ed5')]",
      "properties": {
        "alertRuleTemplateName": "9435d04a-e8a6-49e5-90c4-e7f3456f9ed5",
        "customDetails": null,
        "description": "'TLSv1 in Use'\n",
        "displayName": "TLSv1 in Use - Low",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "meta_resolved_ip_s",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "hackerview_link_s",
                "identifier": "Url"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "meta_host_s",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/CTM360/Analytic Rules/Tlsv1InUseLow.yaml",
        "query": "HackerViewLog_Azure_1_CL | where severity_s == \"low\" | where progress_status_s == \"New\" | where status_s != \"inactive\"  | where issue_name_s == \"TLSv1 in Use\"",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "Low",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "DefenseEvasion",
          "LateralMovement",
          "Persistence"
        ],
        "techniques": [
          "T1210",
          "T1212",
          "T1556"
        ],
        "templateVersion": "1.0.3",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}