Microsoft 365 OneDrive anonymous link created

microsoft-365

Classification:

attack

Tactic:

TA0010-exfiltration

Technique:

T1567-exfiltration-over-web-service

이 페이지는 아직 한국어로 제공되지 않으며 번역 작업 중입니다. 번역에 관한 질문이나 의견이 있으시면 언제든지 저희에게 연락해 주십시오.

Goal

Detect when a user creates an anonymous link for a Microsoft 365 document in OneDrive. This would allow any unauthenticated user to access this document, if they had the link.

Strategy

This rule monitors the Microsoft 365 logs for the event name AnonymousLinkCreated.

Triage and response

Determine whether this document should be available anonymously.

Changelog

4 October 2022 - Updated severity.