Microsoft Sentinel Analytic Rules
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Snowflake - Possible discovery activity

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Id09b8dfc7-87b0-4215-b34b-bab363d685cb
RulenameSnowflake - Possible discovery activity
DescriptionDetects possible discovery activity.
SeverityMedium
TacticsDiscovery
TechniquesT1526
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/SnowflakeDiscoveryActivity.yaml
Version1.0.2
Arm template09b8dfc7-87b0-4215-b34b-bab363d685cb.json
Deploy To Azure
let threshold = 20;
Snowflake
| where QueryType =~ 'SHOW'
| where QueryExecutionStatus =~ 'SUCCESS'
| summarize count() by TargetUsername, bin(TimeGenerated, 5m)
| where count_ > threshold
| extend AccountCustomEntity = TargetUsername
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Snowflake/Analytic Rules/SnowflakeDiscoveryActivity.yaml
query: |
  let threshold = 20;
  Snowflake
  | where QueryType =~ 'SHOW'
  | where QueryExecutionStatus =~ 'SUCCESS'
  | summarize count() by TargetUsername, bin(TimeGenerated, 5m)
  | where count_ > threshold
  | extend AccountCustomEntity = TargetUsername  
requiredDataConnectors:
- dataTypes:
  - Snowflake
  connectorId: Snowflake
tactics:
- Discovery
name: Snowflake - Possible discovery activity
relevantTechniques:
- T1526
severity: Medium
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: AccountCustomEntity
  entityType: Account
kind: Scheduled
queryFrequency: 1h
description: |
    'Detects possible discovery activity.'
triggerThreshold: 0
triggerOperator: gt
version: 1.0.2
queryPeriod: 1h
id: 09b8dfc7-87b0-4215-b34b-bab363d685cb