Cyble Vision Alerts Compromised Endpoint Cookies

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Id	33B07EAA-F451-4C38-AC9F-8AF3F7E99F0E
Rulename	Cyble Vision Alerts Compromised Endpoint Cookies
Description	Detects compromised browser cookies associated with monitored entities. Identifies exposed authentication cookies with future expiry, enabling potential session hijacking or persistent unauthorized access.
Severity	Low
Tactics	CredentialAccess DefenseEvasion
Techniques	T1539 T1550
Required data connectors	CybleVisionAlerts
Kind	Scheduled
Query frequency	30m
Query period	30m
Trigger threshold	0
Trigger operator	GreaterThan
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Compromised_Endpoints_Cookies.yaml
Version	1.0.0
Arm template	33B07EAA-F451-4C38-AC9F-8AF3F7E99F0E.json

KQL

Alerts_compromised_endpoints_cookies
| where Service == "compromised_endpoints_cookies"
| extend MappedSeverity = Severity

YAML

name: Cyble Vision Alerts Compromised Endpoint Cookies
alertDetailsOverride:
  alertDisplayNameFormat: Compromised Session Cookie {{CEC_Email}} {{CEC_URL}}
  alertDescriptionFormat: |
        A compromised browser session cookie associated with {{CEC_EmailDomain}} was detected for service {{CEC_URL}}. The cookie has not expired and may allow session hijacking. Session ID {{CEC_SessionID}}.
query: |
  Alerts_compromised_endpoints_cookies
  | where Service == "compromised_endpoints_cookies"
  | extend MappedSeverity = Severity  
id: 33B07EAA-F451-4C38-AC9F-8AF3F7E99F0E
enabled: true
entityMappings:
- fieldMappings:
  - columnName: CEC_URL
    identifier: Url
  entityType: Url
- fieldMappings:
  - columnName: CEC_Email
    identifier: FullName
  entityType: Account
version: 1.0.0
triggerOperator: GreaterThan
suppressionDuration: PT1H
description: |
    'Detects compromised browser cookies associated with monitored entities. Identifies exposed authentication cookies with future expiry, enabling potential session hijacking or persistent unauthorized access.'
kind: Scheduled
queryfrequency: 30m
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Compromised_Endpoints_Cookies.yaml
severity: Low
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: PT5H
    reopenClosedIncident: false
    matchingMethod: AllEntities
    enabled: false
queryPeriod: 30m
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
status: Available
customDetails:
  AlertID: AlertID
  CookieDomain: CEC_EmailDomain
  CookieEmail: CEC_Email
  CookieURL: CEC_URL
  CookieSessionID: CEC_SessionID
  Service: Service
  CookieExpiry: CEC_Expiry
  Status: Status
  MappedSeverity: Severity
eventGroupingSettings:
  aggregationKind: AlertPerResult
relevantTechniques:
- T1539
- T1550
tactics:
- CredentialAccess
- DefenseEvasion

ARM