Microsoft Sentinel Analytic Rules
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Cyble Vision Alerts Compromised Files

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Id0f6a8287-09ee-4f82-b8c3-e35c4ac6212e
RulenameCyble Vision Alerts Compromised Files
DescriptionDetects compromised files containing credential or logon data (stealer logs) related to monitored entities. Uses Alerts_compromised_files parser to expose file paths, log objects, and extracted email identifiers.
SeverityLow
TacticsCredentialAccess
Exfiltration
TechniquesT1552
T1041
Required data connectorsCybleVisionAlerts
KindScheduled
Query frequency30m
Query period30m
Trigger threshold0
Trigger operatorGreaterThan
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Compromised_Files.yaml
Version1.0.0
Arm template0f6a8287-09ee-4f82-b8c3-e35c4ac6212e.json
Deploy To Azure
Alerts_compromised_files  
| where Service == "compromised_files" 
| extend MappedSeverity = Severity
customDetails:
  Status: Status
  AlertID: AlertID
  CF_FileObjPath: CF_FileObjPath
  Service: Service
  CF_Filename: CF_Filename
  CF_PrimaryEmail: CF_PrimaryEmail
  CF_LogObjPath: CF_LogObjPath
  MappedSeverity: Severity
kind: Scheduled
severity: Low
description: |
    'Detects compromised files containing credential or logon data (stealer logs) related to monitored entities. Uses Alerts_compromised_files parser to expose file paths, log objects, and extracted email identifiers.'
triggerOperator: GreaterThan
alertDetailsOverride:
  alertDisplayNameFormat: Compromised Credentials File {{CF_Filename}}
  alertDescriptionFormat: |
        A compromised file containing potential credential or logon data was discovered. Relative path {{CF_RelativePath}}. Log object path {{CF_LogObjPath}}. Primary email (if found) {{CF_PrimaryEmail}}.
status: Available
enabled: true
query: |
  Alerts_compromised_files  
  | where Service == "compromised_files" 
  | extend MappedSeverity = Severity  
triggerThreshold: 0
relevantTechniques:
- T1552
- T1041
version: 1.0.0
queryfrequency: 30m
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: CF_PrimaryEmail
  entityType: Account
requiredDataConnectors:
- connectorId: CybleVisionAlerts
  dataTypes:
  - CybleVisionAlerts_CL
queryPeriod: 30m
tactics:
- CredentialAccess
- Exfiltration
name: Cyble Vision Alerts Compromised Files
id: 0f6a8287-09ee-4f82-b8c3-e35c4ac6212e
eventGroupingSettings:
  aggregationKind: AlertPerResult
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Compromised_Files.yaml
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    matchingMethod: AllEntities
    enabled: false
    reopenClosedIncident: false
    lookbackDuration: PT5H