User accessed multiple O365 AIP sensitive files

Cortex XDR Analytics Alert Reference by data source

Product
Cortex XDR
Last date published
2025-02-14
Category
Analytics Alert Reference
Index by
data source

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

1 Hour

Deduplication Period

1 Day

Required Data

  • Requires:
    • Office 365 Audit

Detection Modules

Identity Threat Module

Detector Tags

O365 DLP Analytics

ATT&CK Tactic

Collection (TA0009)

ATT&CK Technique

Severity

Informational

Description

A user accessed multiple O365 AIP sensitive files.

Attacker's Goals

An attacker is attempting to collect sensitive information.

Investigative actions

  • Look for signs that the user account is compromised (e.g. abnormal logins, unusual activity).
  • Follow further actions done by the account.
  • Check what sensitivity labels are detected and how suspicious they are.
  • Examine the user's account history for suspicious behavior.