CYFIRMA - Data Breach and Web Monitoring - Phishing Campaign Detection Rule

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Id	17cce4fc-9b4c-4eef-a4c7-083b44545e6e
Rulename	CYFIRMA - Data Breach and Web Monitoring - Phishing Campaign Detection Rule
Description	“Detects phishing campaigns targeting enterprise domains, as identified through CYFIRMA’s Data Breach and Dark Web Monitoring. These alerts may include malicious URLs used for credential harvesting, domain impersonation, or social engineering. Immediate triage and takedown actions are recommended.”
Severity	High
Tactics	InitialAccess Exfiltration
Techniques	T1566.001 T1566.002 T1566.003
Required data connectors	CyfirmaDigitalRiskAlertsConnector
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 Digital Risk/Analytic Rules/DBWMPhishingCampaignDetectionHighRule.yaml
Version	1.0.1
Arm template	17cce4fc-9b4c-4eef-a4c7-083b44545e6e.json

KQL

// High severity - Data Breach and Web Monitoring - Phishing Campaign Detection
let timeFrame = 5m;
CyfirmaDBWMPhishingAlerts_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=signature,
    Source=source,
    Impact='',
    Recommendation='',
    ProviderName='CYFIRMA',
    ProductName='DeCYFIR/DeTCT',
    AlertTitle=Alert_title
| project
    TimeGenerated,
    Description,
    RiskScore,
    FirstSeen,
    LastSeen,
    AlertUID,
    UID,
    AssetType,
    AssetValue,
    Source,
    Impact,
    Recommendation,
    ProductName,
    ProviderName,
    AlertTitle

YAML

name: CYFIRMA - Data Breach and Web Monitoring - Phishing Campaign Detection Rule
alertDetailsOverride:
  alertDynamicProperties:
  - value: ProductName
    alertProperty: ProductName
  - value: ProviderName
    alertProperty: ProviderName
  alertDisplayNameFormat: 'CYFIRMA - High Severity Alert:  Phishing Campaign Detection - {{AlertTitle}} '
  alertDescriptionFormat: '{{Description}} '
version: 1.0.1
triggerThreshold: 0
id: 17cce4fc-9b4c-4eef-a4c7-083b44545e6e
triggerOperator: gt
query: |
  // High severity - Data Breach and Web Monitoring - Phishing Campaign Detection
  let timeFrame = 5m;
  CyfirmaDBWMPhishingAlerts_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=signature,
      Source=source,
      Impact='',
      Recommendation='',
      ProviderName='CYFIRMA',
      ProductName='DeCYFIR/DeTCT',
      AlertTitle=Alert_title
  | project
      TimeGenerated,
      Description,
      RiskScore,
      FirstSeen,
      LastSeen,
      AlertUID,
      UID,
      AssetType,
      AssetValue,
      Source,
      Impact,
      Recommendation,
      ProductName,
      ProviderName,
      AlertTitle  
description: |
  "Detects phishing campaigns targeting enterprise domains, as identified through CYFIRMA's Data Breach and Dark Web Monitoring. 
  These alerts may include malicious URLs used for credential harvesting, domain impersonation, or social engineering. 
  Immediate triage and takedown actions are recommended."  
kind: Scheduled
queryFrequency: 5m
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/DBWMPhishingCampaignDetectionHighRule.yaml
severity: High
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: PT5H
    reopenClosedIncident: false
    matchingMethod: AllEntities
    enabled: false
queryPeriod: 5m
requiredDataConnectors:
- dataTypes:
  - CyfirmaDBWMPhishingAlerts_CL
  connectorId: CyfirmaDigitalRiskAlertsConnector
status: Available
customDetails:
  Impact: Impact
  AssetValue: AssetValue
  UID: UID
  LastSeen: LastSeen
  AlertUID: AlertUID
  FirstSeen: FirstSeen
  RiskScore: RiskScore
  Description: Description
  Source: Source
  TimeGenerated: TimeGenerated
  AssetType: AssetType
  Recommendation: Recommendation
eventGroupingSettings:
  aggregationKind: AlertPerResult
relevantTechniques:
- T1566.001
- T1566.002
- T1566.003
tactics:
- InitialAccess
- Exfiltration

ARM