Microsoft Sentinel Analytic Rules
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CYFIRMA - Social and Public Exposure - Social Media Threats Activity Detected Rule

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Idb8149f2f-54da-4f7b-98e1-c01ca47e1e55
RulenameCYFIRMA - 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.”
SeverityMedium
TacticsResourceDevelopment
Reconnaissance
InitialAccess
Impact
TechniquesT1585.001
T1593
T1566
T1582
T1491
Required data connectorsCyfirmaDigitalRiskAlertsConnector
KindScheduled
Query frequency5m
Query period5m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/SPESocialMediaThreatsMediumRule.yaml
Version1.0.0
Arm templateb8149f2f-54da-4f7b-98e1-c01ca47e1e55.json
Deploy To Azure
// 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
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/SPESocialMediaThreatsMediumRule.yaml
triggerThreshold: 0
severity: Medium
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: 5h
    enabled: false
    matchingMethod: AllEntities
    reopenClosedIncident: false
queryFrequency: 5m
status: Available
customDetails:
  TimeGenerated: TimeGenerated
  FirstSeen: FirstSeen
  Recommendation: Recommendation
  RiskScore: RiskScore
  AssetType: AssetType
  LastSeen: LastSeen
  Source: Source
  Impact: Impact
  AlertUID: AlertUID
  Description: Description
  AssetValue: AssetValue
  UID: UID
relevantTechniques:
- T1585.001
- T1593
- T1566
- T1582
- T1491
alertDetailsOverride:
  alertDisplayNameFormat: 'CYFIRMA - Medium Severity Alert: Social Media Threat Activity Detected - {{AlertTitle}} '
  alertDescriptionFormat: '{{Description}} '
  alertDynamicProperties:
  - alertProperty: ProductName
    value: ProductName
  - alertProperty: ProviderName
    value: ProviderName
triggerOperator: gt
id: b8149f2f-54da-4f7b-98e1-c01ca47e1e55
requiredDataConnectors:
- connectorId: CyfirmaDigitalRiskAlertsConnector
  dataTypes:
  - CyfirmaSPESocialThreatAlerts_CL
version: 1.0.0
name: CYFIRMA - Social and Public Exposure -  Social Media Threats  Activity Detected Rule
eventGroupingSettings:
  aggregationKind: AlertPerResult
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."  
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  
tactics:
- ResourceDevelopment
- Reconnaissance
- InitialAccess
- Impact
queryPeriod: 5m
kind: Scheduled
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/b8149f2f-54da-4f7b-98e1-c01ca47e1e55')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/b8149f2f-54da-4f7b-98e1-c01ca47e1e55')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "{{Description}} ",
          "alertDisplayNameFormat": "CYFIRMA - Medium Severity Alert: Social Media Threat Activity Detected - {{AlertTitle}} ",
          "alertDynamicProperties": [
            {
              "alertProperty": "ProductName",
              "value": "ProductName"
            },
            {
              "alertProperty": "ProviderName",
              "value": "ProviderName"
            }
          ]
        },
        "alertRuleTemplateName": "b8149f2f-54da-4f7b-98e1-c01ca47e1e55",
        "customDetails": {
          "AlertUID": "AlertUID",
          "AssetType": "AssetType",
          "AssetValue": "AssetValue",
          "Description": "Description",
          "FirstSeen": "FirstSeen",
          "Impact": "Impact",
          "LastSeen": "LastSeen",
          "Recommendation": "Recommendation",
          "RiskScore": "RiskScore",
          "Source": "Source",
          "TimeGenerated": "TimeGenerated",
          "UID": "UID"
        },
        "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. \nThese threats can result in reputational damage, phishing, or social engineering attacks. \nImmediate investigation and takedown are recommended to minimize risk.\"\n",
        "displayName": "CYFIRMA - Social and Public Exposure -  Social Media Threats  Activity Detected Rule",
        "enabled": true,
        "entityMappings": null,
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyfirma Digital Risk/Analytic Rules/SPESocialMediaThreatsMediumRule.yaml",
        "query": "// Medium severity - Social and Public Exposure - Social Media Threats Activity Detected\nlet timeFrame = 5m;\nCyfirmaSPESocialThreatAlerts_CL\n| where severity == 'High' and TimeGenerated between (ago(timeFrame) .. now())\n| extend\n    Description=description,\n    FirstSeen=first_seen,\n    LastSeen=last_seen,\n    RiskScore=risk_score,\n    AlertUID=alert_uid,\n    UID=uid,\n    AssetType=asset_type,\n    AssetValue=signature,\n    Source=source,\n    Impact=impact,\n    Recommendation=recommendation,\n    ProviderName='CYFIRMA',\n    ProductName='DeCYFIR/DeTCT',\n    AlertTitle=Alert_title\n| project\n    TimeGenerated,\n    Description,\n    RiskScore,\n    FirstSeen,\n    LastSeen,\n    AlertUID,\n    UID,\n    AssetType,\n    AssetValue,\n    Source,\n    Impact,\n    Recommendation,\n    ProductName,\n    ProviderName,\n    AlertTitle\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [
          "T1585.001"
        ],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact",
          "InitialAccess",
          "Reconnaissance",
          "ResourceDevelopment"
        ],
        "techniques": [
          "T1491",
          "T1566",
          "T1585",
          "T1593"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}