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

id: 33B07EAA-F451-4C38-AC9F-8AF3F7E99F0E
enabled: true
relevantTechniques:
- T1539
- T1550
suppressionDuration: PT1H
entityMappings:
- fieldMappings:
  - identifier: Url
    columnName: CEC_URL
  entityType: Url
- fieldMappings:
  - identifier: FullName
    columnName: CEC_Email
  entityType: Account
eventGroupingSettings:
  aggregationKind: AlertPerResult
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
triggerOperator: GreaterThan
queryfrequency: 30m
queryPeriod: 30m
status: Available
incidentConfiguration:
  groupingConfiguration:
    enabled: false
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: PT5H
  createIncident: true
query: |
  Alerts_compromised_endpoints_cookies
  | where Service == "compromised_endpoints_cookies"
  | extend MappedSeverity = Severity  
name: Cyble Vision Alerts Compromised Endpoint Cookies
kind: Scheduled
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Compromised_Endpoints_Cookies.yaml
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
triggerThreshold: 0
version: 1.0.0
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}}.
customDetails:
  CookieExpiry: CEC_Expiry
  CookieURL: CEC_URL
  AlertID: AlertID
  CookieSessionID: CEC_SessionID
  CookieEmail: CEC_Email
  CookieDomain: CEC_EmailDomain
  Service: Service
  Status: Status
  MappedSeverity: Severity

ARM