CYFIRMA - Social and Public Exposure - Social Media Threats Activity Detected Rule

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Id	b8149f2f-54da-4f7b-98e1-c01ca47e1e55
Rulename	CYFIRMA - Social and Public Exposure - Social Media Threats Activity Detected Rule
Description	“This rule detects medium-severity social threat alerts from CYFIRMA related to impersonation, fake profiles, or malicious activities on social platforms that may target executives, brands, or employees. These threats can result in reputational damage, phishing, or social engineering attacks. Immediate investigation and takedown are recommended to minimize risk.”
Severity	Medium
Tactics	ResourceDevelopment Reconnaissance InitialAccess Impact
Techniques	T1585.001 T1593 T1566 T1582 T1491
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/SPESocialMediaThreatsMediumRule.yaml
Version	1.0.1
Arm template	b8149f2f-54da-4f7b-98e1-c01ca47e1e55.json

KQL

// Medium severity - Social and Public Exposure - Social Media Threats Activity Detected
let timeFrame = 5m;
CyfirmaSPESocialThreatAlerts_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=signature,
    Source=source,
    Impact=impact,
    Recommendation=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

queryPeriod: 5m
query: |
  // Medium severity - Social and Public Exposure - Social Media Threats Activity Detected
  let timeFrame = 5m;
  CyfirmaSPESocialThreatAlerts_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=signature,
      Source=source,
      Impact=impact,
      Recommendation=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  
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: PT5H
    reopenClosedIncident: false
    matchingMethod: AllEntities
    enabled: false
  createIncident: true
name: CYFIRMA - Social and Public Exposure -  Social Media Threats  Activity Detected Rule
eventGroupingSettings:
  aggregationKind: AlertPerResult
queryFrequency: 5m
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/SPESocialMediaThreatsMediumRule.yaml
alertDetailsOverride:
  alertDisplayNameFormat: 'CYFIRMA - Medium Severity Alert: Social Media Threat Activity Detected - {{AlertTitle}} '
  alertDescriptionFormat: '{{Description}} '
  alertDynamicProperties:
  - value: ProductName
    alertProperty: ProductName
  - value: ProviderName
    alertProperty: ProviderName
description: |
  "This rule detects medium-severity social threat alerts from CYFIRMA related to impersonation, fake profiles, or malicious activities on social platforms that may target executives, brands, or employees. 
  These threats can result in reputational damage, phishing, or social engineering attacks. 
  Immediate investigation and takedown are recommended to minimize risk."  
kind: Scheduled
version: 1.0.1
status: Available
severity: Medium
requiredDataConnectors:
- connectorId: CyfirmaDigitalRiskAlertsConnector
  dataTypes:
  - CyfirmaSPESocialThreatAlerts_CL
triggerOperator: gt
triggerThreshold: 0
customDetails:
  Impact: Impact
  TimeGenerated: TimeGenerated
  UID: UID
  AssetType: AssetType
  LastSeen: LastSeen
  Description: Description
  AlertUID: AlertUID
  FirstSeen: FirstSeen
  Recommendation: Recommendation
  AssetValue: AssetValue
  RiskScore: RiskScore
  Source: Source
tactics:
- ResourceDevelopment
- Reconnaissance
- InitialAccess
- Impact
id: b8149f2f-54da-4f7b-98e1-c01ca47e1e55
relevantTechniques:
- T1585.001
- T1593
- T1566
- T1582
- T1491

ARM