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

Back


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
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  
queryFrequency: 5m
triggerOperator: gt
requiredDataConnectors:
- dataTypes:
  - CyfirmaDBWMPhishingAlerts_CL
  connectorId: CyfirmaDigitalRiskAlertsConnector
alertDetailsOverride:
  alertDescriptionFormat: '{{Description}} '
  alertDynamicProperties:
  - alertProperty: ProductName
    value: ProductName
  - alertProperty: ProviderName
    value: ProviderName
  alertDisplayNameFormat: 'CYFIRMA - High Severity Alert:  Phishing Campaign Detection - {{AlertTitle}} '
tactics:
- InitialAccess
- Exfiltration
status: Available
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    matchingMethod: AllEntities
    reopenClosedIncident: false
    lookbackDuration: PT5H
    enabled: false
eventGroupingSettings:
  aggregationKind: AlertPerResult
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/DBWMPhishingCampaignDetectionHighRule.yaml
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."  
version: 1.0.1
customDetails:
  TimeGenerated: TimeGenerated
  AlertUID: AlertUID
  Recommendation: Recommendation
  Description: Description
  RiskScore: RiskScore
  UID: UID
  Impact: Impact
  LastSeen: LastSeen
  AssetValue: AssetValue
  AssetType: AssetType
  FirstSeen: FirstSeen
  Source: Source
kind: Scheduled
relevantTechniques:
- T1566.001
- T1566.002
- T1566.003
severity: High
id: 17cce4fc-9b4c-4eef-a4c7-083b44545e6e
queryPeriod: 5m

ARM