CybleVision Alerts Telegram Mentions

Back


Id	4238f545-8b6f-4f7c-80b5-14cca2cebc99
Rulename	CybleVision Alerts Telegram Mentions
Description	Detects mentions of monitored keywords across Telegram channels and groups. Extracts message content, URLs, chat metadata, user identity, and timestamps.
Severity	Low
Tactics	Reconnaissance ResourceDevelopment InitialAccess CommandAndControl
Techniques	T1598 T1585 T1102
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_Telegram_Mentions.yaml
Version	1.0.0
Arm template	4238f545-8b6f-4f7c-80b5-14cca2cebc99.json

KQL

Alerts_telegram_mentions 
| where Service == "telegram_mentions" 
| extend MappedSeverity = Severity

YAML

queryPeriod: 30m
severity: Low
description: |
    'Detects mentions of monitored keywords across Telegram channels and groups. Extracts message content, URLs, chat metadata, user identity, and timestamps.'
subTechniques: []
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: TG_Username2
- entityType: URL
  fieldMappings:
  - identifier: Url
    columnName: TG_Urls
triggerOperator: GreaterThan
status: Available
tactics:
- Reconnaissance
- ResourceDevelopment
- InitialAccess
- CommandAndControl
relevantTechniques:
- T1598
- T1585
- T1102
id: 4238f545-8b6f-4f7c-80b5-14cca2cebc99
triggerThreshold: 0
suppressionDuration: PT5H
queryFrequency: 30m
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    lookbackDuration: PT5H
    matchingMethod: AllEntities
    enabled: false
  createIncident: true
enabled: true
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Telegram_Mentions.yaml
query: |
  Alerts_telegram_mentions 
  | where Service == "telegram_mentions" 
  | extend MappedSeverity = Severity  
version: 1.0.0
customDetails:
  AlertID: AlertID
  URLs: TG_Urls
  Status: Status
  UpdatedDate: TG_UpdatedDate
  ChatID: TG_ChatID
  MappedSeverity: Severity
  ChatTitle: TG_ChatTitle
  User: TG_Username2
  CreatedDate: TG_CreatedDate
  Tags: TG_Tags
  Message: TG_Message
  Service: Service
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
alertDetailsOverride:
  alertDynamicProperties: []
  alertDisplayNameFormat: CybleVision Telegram Mention in {{TG_ChatTitle}}
  alertDescriptionFormat: |
        A Telegram post mentioning monitored keywords was detected. User {{TG_Username2}}. Message {{TG_Message}} URL {{TG_Urls}}\n
eventGroupingSettings:
  aggregationKind: AlertPerResult
name: CybleVision Alerts Telegram Mentions
kind: Scheduled

ARM