Microsoft Sentinel Analytic Rules
cloudbrothers.infoAzure Sentinel RepoToggle Dark/Light/Auto modeToggle Dark/Light/Auto modeToggle Dark/Light/Auto modeBack to homepage

NetworkSecurityGroups Alert From Prancer

Back
Ida8babf91-b844-477c-8abf-d31e3df74933
RulenameNetworkSecurityGroups Alert From Prancer
DescriptionHigh severity network security groups alerts found by Prancer.
SeverityHigh
TacticsReconnaissance
TechniquesT1595
Required data connectorsPrancerLogData
KindScheduled
Query frequency5h
Query period5h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Prancer PenSuiteAI Integration/Analytic Rules/Network_Security_Groups_High_Severity.yaml
Version1.0.2
Arm templatea8babf91-b844-477c-8abf-d31e3df74933.json
Deploy To Azure
union prancer_CL
| where deviceProduct_s == 'azure'
| where parse_json(data_data_snapshots_s)[0].type == 'Microsoft.Network/networkSecurityGroups' //and parse_json(data_data_snapshots_s)[0].region != ''
| where data_data_severity_s == 'High' and data_data_result_s == 'failed'
| extend snapshot = parse_json(data_data_snapshots_s)
| mv-expand snapshot 
| extend
    id = tostring(snapshot.id),
    structure = tostring(snapshot.structure),
    reference = tostring(snapshot.reference),
    source = tostring(snapshot.source),
    collection = tostring(snapshot.collection),
    type = tostring(snapshot.type),
    region = tostring(snapshot.region),
    resourceTypes = tostring(snapshot.resourceTypes),
    path = tostring(snapshot.path)
queryPeriod: 5h
query: |
  union prancer_CL
  | where deviceProduct_s == 'azure'
  | where parse_json(data_data_snapshots_s)[0].type == 'Microsoft.Network/networkSecurityGroups' //and parse_json(data_data_snapshots_s)[0].region != ''
  | where data_data_severity_s == 'High' and data_data_result_s == 'failed'
  | extend snapshot = parse_json(data_data_snapshots_s)
  | mv-expand snapshot 
  | extend
      id = tostring(snapshot.id),
      structure = tostring(snapshot.structure),
      reference = tostring(snapshot.reference),
      source = tostring(snapshot.source),
      collection = tostring(snapshot.collection),
      type = tostring(snapshot.type),
      region = tostring(snapshot.region),
      resourceTypes = tostring(snapshot.resourceTypes),
      path = tostring(snapshot.path)  
name: NetworkSecurityGroups Alert From Prancer
entityMappings:
- fieldMappings:
  - columnName: path
    identifier: ResourceId
  entityType: AzureResource
eventGroupingSettings:
  aggregationKind: SingleAlert
queryFrequency: 5h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Prancer PenSuiteAI Integration/Analytic Rules/Network_Security_Groups_High_Severity.yaml
alertDetailsOverride:
  alertDisplayNameFormat: '{{data_data_message_s}}'
  alertDescriptionFormat: '{{data_data_description_s}}'
  alertDynamicProperties:
  - value: data_data_remediation_description_s
    alertProperty: RemediationSteps
  alertSeverityColumnName: '{{data_data_severity_s}}'
description: |
    'High severity network security groups alerts found by Prancer.'
kind: Scheduled
version: 1.0.2
status: Available
severity: High
requiredDataConnectors:
- connectorId: PrancerLogData
  dataTypes:
  - prancer_CL
triggerOperator: gt
triggerThreshold: 0
customDetails: 
tactics:
- Reconnaissance
id: a8babf91-b844-477c-8abf-d31e3df74933
relevantTechniques:
- T1595