Microsoft Sentinel Analytic Rules
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SSG_Security_Incidents

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Idd41fa731-45a2-4b23-bb1d-29896fbc5298
RulenameSSG_Security_Incidents
DescriptionThe security analytic rule is designed to scrutinize network activity involving private IP addresses within an organization’s internal network. By filtering log entries to include only those where either the source or the destination IP is private, the rule focuses on internal communications that could indicate unauthorized access, internal threats, or other security anomalies.
SeverityHIGH
TacticsImpact
TechniquesT1486
KindNRT
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SINEC Security Guard/Analytic Rules/SSG_Azure_Sentinel_analytic_rule.yaml
Version1.0.0
Arm templated41fa731-45a2-4b23-bb1d-29896fbc5298.json
Deploy To Azure
SINECSecurityGuard_CL
| where ipv4_is_private(source_ip) or ipv4_is_private(destination_ip)
| project source_ip, destination_ip, signature_id, signature_name
kind: NRT
customDetails:
  Source_IP: source_ip
description: The security analytic rule is designed to scrutinize network activity involving private IP addresses within an organization's internal network. By filtering log entries to include only those where either the source or the destination IP is private, the rule focuses on internal communications that could indicate unauthorized access, internal threats, or other security anomalies.
suppressionDuration: 5h
eventGroupingSettings:
  aggregationKind: AlertPerResult
alertDetailsOverride:
  alertDynamicProperties: []
  alertDescriptionFormat: 'Alert {{signature_name}} generated from {{source_ip}} to {{destination_ip}} '
  alertDisplayNameFormat: '{{signature_name}} '
severity: HIGH
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SINEC Security Guard/Analytic Rules/SSG_Azure_Sentinel_analytic_rule.yaml
name: SSG_Security_Incidents
entityMappings:
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: source_ip
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: destination_ip
tactics:
- Impact
relevantTechniques:
- T1486
suppressionEnabled: false
version: 1.0.0
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByEntities:
    - IP
    reopenClosedIncident: false
    lookbackDuration: 5m
    enabled: true
    groupByAlertDetails: []
    matchingMethod: AnyAlert
    groupByCustomDetails:
    - Source_IP
query: |
  SINECSecurityGuard_CL
  | where ipv4_is_private(source_ip) or ipv4_is_private(destination_ip)
  | project source_ip, destination_ip, signature_id, signature_name  
id: d41fa731-45a2-4b23-bb1d-29896fbc5298