Data Exfiltration
Printing from SaaS apps
This occurs when a file is printed from a SaaS application from which printing is not allowed. It detects potential data exfiltration by printing operations in SaaS applications.
Details
Data Source: Apps and Desktops (Citrix Enterprise Browser™)
CAS query
Event-Type = "App.SaaS.File.Print" AND SaaS-App-Name = "<App-Name>"
Sigma signature
author: Citrix
date: 2023/01/31
description: Printing from SaaS apps
detection:
condition: selection and not filter_null and filter_saas_app_name
filter_saas_app_name:
- saas_app_name: '<App-Name>'
filter_null:
- saas_app_name: null
selection:
- occurrence_event_type: App.SaaS.File.Print
logsource:
product: citrixanalytics
service: security
title: Printing from SaaS apps
Clipboard usage on SaaS apps
This occurs when a cut, copy, or paste activity is done from any SaaS application. It detects potential data exfiltration from SaaS applications in your organization by monitoring the clipboard operations.
Details
Data Source: Apps and Desktops (Citrix Enterprise Browser)
CAS query
Event-Type = "App.SaaS.Clipboard" AND Clipboard-Result = "success" AND Clipboard-Operation IN ( "copy" , "cut" )
Sigma signature
author: Citrix
date: 2023/01/31
description: Clipboard usage on SaaS apps
detection:
condition: selection and not filter_null and filter_clipboard_details_result and filter_clipboard_operation
filter_clipboard_details_result:
- clipboard_details_result: 'success'
filter_clipboard_operation:
- clipboard_operation: ['cut', 'copy', '<Other Operation>']
filter_null:
- clipboard_operation: null
- clipboard_details_result: null
selection:
- occurrence_event_type: App.SaaS.Clipboard
logsource:
product: citrixanalytics
service: security
title: Clipboard usage on SaaS apps