CYFIRMA - Brand Intelligence - ProductSolution Medium Rule

Back


Id	458d964f-d039-4ce0-9741-0b6245ba3374
Rulename	CYFIRMA - Brand Intelligence - Product/Solution Medium 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	Medium
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/BIProductSolutionMediumRule.yaml
Version	1.0.1
Arm template	458d964f-d039-4ce0-9741-0b6245ba3374.json

KQL

// Medium severity - Product/Solution Impersonation
let timeFrame = 5m;
CyfirmaBIProductSolutionAlerts_CL
| where severity == 'High' 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

name: CYFIRMA - Brand Intelligence - Product/Solution Medium Rule
alertDetailsOverride:
  alertDynamicProperties:
  - value: ProductName
    alertProperty: ProductName
  - value: ProviderName
    alertProperty: ProviderName
  alertDisplayNameFormat: 'CYFIRMA - Brand Impersonation Detected for Product/Solution - Medium Severity - {{AssetType}} : {{AssetValue}} '
  alertDescriptionFormat: '{{Description}} '
version: 1.0.1
triggerThreshold: 0
id: 458d964f-d039-4ce0-9741-0b6245ba3374
triggerOperator: gt
query: |
  // Medium severity - Product/Solution Impersonation
  let timeFrame = 5m;
  CyfirmaBIProductSolutionAlerts_CL
  | where severity == 'High' 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  
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."  
kind: Scheduled
queryFrequency: 5m
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Brand Intelligence/Analytic Rules/BIProductSolutionMediumRule.yaml
severity: Medium
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: PT5H
    reopenClosedIncident: false
    matchingMethod: AllEntities
    enabled: false
queryPeriod: 5m
requiredDataConnectors:
- dataTypes:
  - CyfirmaBIProductSolutionAlerts_CL
  connectorId: CyfirmaBrandIntelligenceAlertsDC
status: Available
customDetails:
  Impact: Impact
  RiskScore: RiskScore
  UID: UID
  AssetValue: AssetValue
  LastSeen: LastSeen
  FirstSeen: FirstSeen
  Description: Description
  AlertUID: AlertUID
  TimeGenerated: TimeGenerated
  SourceSype: SourceSype
  AssetType: AssetType
  Recommendation: Recommendation
eventGroupingSettings:
  aggregationKind: AlertPerResult
relevantTechniques:
- T1585.002
- T1583.001
- T1566
- T1583
tactics:
- ResourceDevelopment
- InitialAccess

ARM