CYFIRMA - Brand Intelligence - ProductSolution High Rule

Back


Id	3a9a81bc-2f41-4d68-9cd1-7788326c92b1
Rulename	CYFIRMA - Brand Intelligence - Product/Solution High Rule
Description	“This alert is raised when CYFIRMA detects a critical reputation score for an IP address linked to your infrastructure. The IP has been previously associated with hacking activity and web application attacks. Denied outbound traffic to a foreign country from a known Microsoft data center IP suggests potential misuse or compromise of cloud infrastructure.”
Severity	High
Tactics	ResourceDevelopment InitialAccess
Techniques	T1585.002 T1583.001 T1566 T1583
Required data connectors	CyfirmaBrandIntelligenceAlertsDC
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Brand Intelligence/Analytic Rules/BIProductSolutionHighRule.yaml
Version	1.0.1
Arm template	3a9a81bc-2f41-4d68-9cd1-7788326c92b1.json

KQL

// High severity - Product/Solution Impersonation
let timeFrame = 5m;
CyfirmaBIProductSolutionAlerts_CL
| where severity == 'Critical' and TimeGenerated between (ago(timeFrame) .. now())
| extend
    Description=description,
    FirstSeen=first_seen,
    LastSeen=last_seen,
    RiskScore=risk_score,
    AlertUID=alert_uid,
    UID=uid,
    AssetType=asset_type,
    AssetValue=asset_value,
    Impact=impact,
    Recommendation=recommendation,
    SourceSype=source_type,
    ProviderName='CYFIRMA',
    ProductName='DeCYFIR/DeTCT'
| project
    TimeGenerated,
    Description,
    RiskScore,
    FirstSeen,
    LastSeen,
    AlertUID,
    UID,
    AssetType,
    AssetValue,
    Impact,
    Recommendation,
    SourceSype,
    ProductName,
    ProviderName

YAML

relevantTechniques:
- T1585.002
- T1583.001
- T1566
- T1583
eventGroupingSettings:
  aggregationKind: AlertPerResult
version: 1.0.1
id: 3a9a81bc-2f41-4d68-9cd1-7788326c92b1
severity: High
kind: Scheduled
queryFrequency: 5m
description: |
  "This alert is raised when CYFIRMA detects a critical reputation score for an IP address linked to your infrastructure. 
  The IP has been previously associated with hacking activity and web application attacks. 
  Denied outbound traffic to a foreign country from a known Microsoft data center IP suggests potential misuse or compromise of cloud infrastructure."  
requiredDataConnectors:
- connectorId: CyfirmaBrandIntelligenceAlertsDC
  dataTypes:
  - CyfirmaBIProductSolutionAlerts_CL
triggerOperator: gt
name: CYFIRMA - Brand Intelligence - Product/Solution High Rule
tactics:
- ResourceDevelopment
- InitialAccess
alertDetailsOverride:
  alertDescriptionFormat: '{{Description}} '
  alertDynamicProperties:
  - value: ProductName
    alertProperty: ProductName
  - value: ProviderName
    alertProperty: ProviderName
  alertDisplayNameFormat: 'CYFIRMA - Brand Impersonation Detected for Product/Solution - High Severity - {{AssetType}} : {{AssetValue}} '
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Brand Intelligence/Analytic Rules/BIProductSolutionHighRule.yaml
triggerThreshold: 0
queryPeriod: 5m
query: |
  // High severity - Product/Solution Impersonation
  let timeFrame = 5m;
  CyfirmaBIProductSolutionAlerts_CL
  | where severity == 'Critical' and TimeGenerated between (ago(timeFrame) .. now())
  | extend
      Description=description,
      FirstSeen=first_seen,
      LastSeen=last_seen,
      RiskScore=risk_score,
      AlertUID=alert_uid,
      UID=uid,
      AssetType=asset_type,
      AssetValue=asset_value,
      Impact=impact,
      Recommendation=recommendation,
      SourceSype=source_type,
      ProviderName='CYFIRMA',
      ProductName='DeCYFIR/DeTCT'
  | project
      TimeGenerated,
      Description,
      RiskScore,
      FirstSeen,
      LastSeen,
      AlertUID,
      UID,
      AssetType,
      AssetValue,
      Impact,
      Recommendation,
      SourceSype,
      ProductName,
      ProviderName  
status: Available
customDetails:
  UID: UID
  RiskScore: RiskScore
  SourceSype: SourceSype
  LastSeen: LastSeen
  Description: Description
  AlertUID: AlertUID
  FirstSeen: FirstSeen
  AssetValue: AssetValue
  TimeGenerated: TimeGenerated
  Impact: Impact
  Recommendation: Recommendation
  AssetType: AssetType
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: PT5H
    enabled: false
    reopenClosedIncident: false
    matchingMethod: AllEntities

ARM