Lookout - High Severity Mobile Threats Detected v2

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Id	8b4a5c7e-2f91-4d8a-9e3b-1c6f8a2d4e9f
Rulename	Lookout - High Severity Mobile Threats Detected (v2)
Description	Detects high severity mobile threats from Lookout Mobile Risk API v2 with enhanced threat intelligence and device context. This rule leverages the comprehensive v2 field set to provide detailed threat classification, risk assessment, and device compliance status for improved security monitoring.
Severity	High
Tactics	Discovery DefenseEvasion Persistence PrivilegeEscalation
Techniques	T1424 T1418 T1629 T1630
Required data connectors	LookoutAPI
Kind	Scheduled
Query frequency	5m
Query period	15m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Lookout/Analytic Rules/LookoutThreatEventV2.yaml
Version	2.0.3
Arm template	8b4a5c7e-2f91-4d8a-9e3b-1c6f8a2d4e9f.json

KQL

LookoutEvents
| where EventType == "THREAT"
| where ThreatSeverity in ("CRITICAL", "HIGH")
| where ThreatAction == "DETECTED"
| where ThreatStatus in ("OPEN", "ACTIVE")
| extend 
    ThreatRiskScore = case(
        ThreatSeverity == "CRITICAL", 10,
        ThreatSeverity == "HIGH", 8,
        ThreatSeverity == "MEDIUM", 5,
        ThreatSeverity == "LOW", 2,
        1
    ),
    DeviceRiskLevel = case(
        DeviceSecurityStatus == "THREATS_HIGH", "High",
        DeviceSecurityStatus == "THREATS_MEDIUM", "Medium",
        DeviceSecurityStatus == "THREATS_LOW", "Low",
        "Unknown"
    ),
    ThreatCategory = case(
        ThreatClassifications has "MALWARE", "Malware",
        ThreatClassifications has "PHISHING", "Phishing", 
        ThreatClassifications has "SPYWARE", "Spyware",
        ThreatClassifications has "TROJAN", "Trojan",
        ThreatClassifications has "ADWARE", "Adware",
        "Other"
    )
| extend ComplianceImpact = case(
    DeviceComplianceStatus == "Non-Compliant" and ThreatRiskScore >= 8, "Critical",
    DeviceComplianceStatus == "Non-Compliant" and ThreatRiskScore >= 5, "High", 
    DeviceComplianceStatus == "Partial" and ThreatRiskScore >= 8, "High",
    DeviceComplianceStatus == "Partial" and ThreatRiskScore >= 5, "Medium",
    "Low"
)
| project
    TimeGenerated,
    EventId,
    ThreatId,
    ThreatType,
    ThreatSeverity,
    ThreatRiskScore,
    ThreatCategory,
    ThreatClassifications,
    ThreatStatus,
    ThreatDescription,
    ThreatApplicationName,
    ThreatPackageName,
    ThreatPackageSha,
    DeviceGuid,
    DevicePlatform,
    DeviceOSVersion,
    DeviceManufacturer,
    DeviceModel,
    DeviceEmailAddress,
    DeviceSecurityStatus,
    DeviceRiskLevel,
    DeviceComplianceStatus,
    ComplianceImpact,
    ClientLookoutSDKVersion,
    MDMConnectorId,
    MDMExternalId,
    TargetEmailAddress,
    TargetPlatform,
    ActorType,
    ActorGuid

YAML

relevantTechniques:
- T1424
- T1418
- T1629
- T1630
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: DeviceEmailAddress
    identifier: FullName
  - columnName: TargetEmailAddress
    identifier: Name
- entityType: Host
  fieldMappings:
  - columnName: DeviceGuid
    identifier: HostName
  - columnName: DevicePlatform
    identifier: OSFamily
  - columnName: DeviceOSVersion
    identifier: OSVersion
- entityType: FileHash
  fieldMappings:
  - columnName: ThreatApplicationName
    identifier: Algorithm
  - columnName: ThreatPackageSha
    identifier: Value
eventGroupingSettings:
  aggregationKind: AlertPerResult
version: 2.0.3
suppressionDuration: PT1H
id: 8b4a5c7e-2f91-4d8a-9e3b-1c6f8a2d4e9f
suppressionEnabled: false
severity: High
kind: Scheduled
queryFrequency: 5m
description: |
    'Detects high severity mobile threats from Lookout Mobile Risk API v2 with enhanced threat intelligence and device context. This rule leverages the comprehensive v2 field set to provide detailed threat classification, risk assessment, and device compliance status for improved security monitoring.'
requiredDataConnectors:
- connectorId: LookoutAPI
  dataTypes:
  - LookoutEvents
triggerOperator: gt
name: Lookout - High Severity Mobile Threats Detected (v2)
tactics:
- Discovery
- DefenseEvasion
- Persistence
- PrivilegeEscalation
alertDetailsOverride:
  alertDescriptionFormat: '{{ThreatSeverity}} {{ThreatCategory}} threat on {{DevicePlatform}}'
  alertTacticsColumnName: ThreatCategory
  alertSeverityColumnName: ThreatSeverity
  alertDisplayNameFormat: 'High Severity Mobile Threat: {{ThreatType}} on {{DevicePlatform}} Device'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Lookout/Analytic Rules/LookoutThreatEventV2.yaml
triggerThreshold: 0
queryPeriod: 15m
query: |
  LookoutEvents
  | where EventType == "THREAT"
  | where ThreatSeverity in ("CRITICAL", "HIGH")
  | where ThreatAction == "DETECTED"
  | where ThreatStatus in ("OPEN", "ACTIVE")
  | extend 
      ThreatRiskScore = case(
          ThreatSeverity == "CRITICAL", 10,
          ThreatSeverity == "HIGH", 8,
          ThreatSeverity == "MEDIUM", 5,
          ThreatSeverity == "LOW", 2,
          1
      ),
      DeviceRiskLevel = case(
          DeviceSecurityStatus == "THREATS_HIGH", "High",
          DeviceSecurityStatus == "THREATS_MEDIUM", "Medium",
          DeviceSecurityStatus == "THREATS_LOW", "Low",
          "Unknown"
      ),
      ThreatCategory = case(
          ThreatClassifications has "MALWARE", "Malware",
          ThreatClassifications has "PHISHING", "Phishing", 
          ThreatClassifications has "SPYWARE", "Spyware",
          ThreatClassifications has "TROJAN", "Trojan",
          ThreatClassifications has "ADWARE", "Adware",
          "Other"
      )
  | extend ComplianceImpact = case(
      DeviceComplianceStatus == "Non-Compliant" and ThreatRiskScore >= 8, "Critical",
      DeviceComplianceStatus == "Non-Compliant" and ThreatRiskScore >= 5, "High", 
      DeviceComplianceStatus == "Partial" and ThreatRiskScore >= 8, "High",
      DeviceComplianceStatus == "Partial" and ThreatRiskScore >= 5, "Medium",
      "Low"
  )
  | project
      TimeGenerated,
      EventId,
      ThreatId,
      ThreatType,
      ThreatSeverity,
      ThreatRiskScore,
      ThreatCategory,
      ThreatClassifications,
      ThreatStatus,
      ThreatDescription,
      ThreatApplicationName,
      ThreatPackageName,
      ThreatPackageSha,
      DeviceGuid,
      DevicePlatform,
      DeviceOSVersion,
      DeviceManufacturer,
      DeviceModel,
      DeviceEmailAddress,
      DeviceSecurityStatus,
      DeviceRiskLevel,
      DeviceComplianceStatus,
      ComplianceImpact,
      ClientLookoutSDKVersion,
      MDMConnectorId,
      MDMExternalId,
      TargetEmailAddress,
      TargetPlatform,
      ActorType,
      ActorGuid  
status: Available
customDetails:
  ThreatRiskScore: ThreatRiskScore
  DevicePlatform: DevicePlatform
  DeviceRiskLevel: DeviceRiskLevel
  ThreatClasses: ThreatClassifications
  ThreatType: ThreatType
  DeviceSecStatus: DeviceSecurityStatus
  ThreatSeverity: ThreatSeverity
  ThreatStatus: ThreatStatus
  ComplianceImpact: ComplianceImpact
  ThreatCategory: ThreatCategory
  MDMConnectorId: MDMConnectorId
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    matchingMethod: Selected
    groupByEntities:
    - Account
    - Host
    groupByCustomDetails:
    - ThreatCategory
    - DevicePlatform
    groupByAlertDetails:
    - ThreatType
    - DeviceGuid
    reopenClosedIncident: false
    enabled: true
    lookbackDuration: P1D

ARM