Microsoft Sentinel Analytic Rules
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Snowflake - Query on sensitive or restricted table

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Idf258fa0c-e26c-4e2b-94fb-88b6cef0ca6e
RulenameSnowflake - Query on sensitive or restricted table
DescriptionDetects query on sensitive or restricted table.
SeverityMedium
TacticsCollection
TechniquesT1119
Required data connectorsSnowflake
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Snowflake/Analytic Rules/SnowflakeQueryOnSensitiveTable.yaml
Version1.0.0
Arm templatef258fa0c-e26c-4e2b-94fb-88b6cef0ca6e.json
Deploy To Azure
let r_tbl = dynamic(['table_name']);
Snowflake
| where QUERY_TYPE_s =~ 'SELECT'
| where EXECUTION_STATUS_s =~ 'SUCCESS'
| extend tbl = extract(@'(FROM|from)\s(\S+)\s', 2, QUERY_TEXT_s)
| where tbl in~ (r_tbl)
| extend AccountCustomEntity = TargetUsername
status: Available
description: |
    'Detects query on sensitive or restricted table.'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Snowflake/Analytic Rules/SnowflakeQueryOnSensitiveTable.yaml
version: 1.0.0
triggerThreshold: 0
kind: Scheduled
queryPeriod: 1h
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
requiredDataConnectors:
- connectorId: Snowflake
  dataTypes:
  - Snowflake
triggerOperator: gt
id: f258fa0c-e26c-4e2b-94fb-88b6cef0ca6e
name: Snowflake - Query on sensitive or restricted table
query: |
  let r_tbl = dynamic(['table_name']);
  Snowflake
  | where QUERY_TYPE_s =~ 'SELECT'
  | where EXECUTION_STATUS_s =~ 'SUCCESS'
  | extend tbl = extract(@'(FROM|from)\s(\S+)\s', 2, QUERY_TEXT_s)
  | where tbl in~ (r_tbl)
  | extend AccountCustomEntity = TargetUsername  
tactics:
- Collection
queryFrequency: 1h
relevantTechniques:
- T1119
severity: Medium
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2023-02-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/f258fa0c-e26c-4e2b-94fb-88b6cef0ca6e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/f258fa0c-e26c-4e2b-94fb-88b6cef0ca6e')]",
      "properties": {
        "alertRuleTemplateName": "f258fa0c-e26c-4e2b-94fb-88b6cef0ca6e",
        "customDetails": null,
        "description": "'Detects query on sensitive or restricted table.'\n",
        "displayName": "Snowflake - Query on sensitive or restricted table",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AccountCustomEntity",
                "identifier": "Name"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Snowflake/Analytic Rules/SnowflakeQueryOnSensitiveTable.yaml",
        "query": "let r_tbl = dynamic(['table_name']);\nSnowflake\n| where QUERY_TYPE_s =~ 'SELECT'\n| where EXECUTION_STATUS_s =~ 'SUCCESS'\n| extend tbl = extract(@'(FROM|from)\\s(\\S+)\\s', 2, QUERY_TEXT_s)\n| where tbl in~ (r_tbl)\n| extend AccountCustomEntity = TargetUsername\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "status": "Available",
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Collection"
        ],
        "techniques": [
          "T1119"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}