Office Policy Tampering

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Identifies if any tampering is done to either auditlog, ATP Safelink, SafeAttachment, AntiPhish or Dlp policy. An adversary may use this technique to evade detection or avoid other policy based defenses. References: https://docs.microsoft.com/powershell/module/exchange/advanced-threat-protection/remove-antiphishrule?view=exchange-ps.

Attribute Value
Type Analytic Rule
Solution Microsoft 365
ID fbd72eb8-087e-466b-bd54-1ca6ea08c6d3
Severity Medium
Status Available
Kind Scheduled
Tactics Persistence, DefenseEvasion
Techniques T1098, T1562
Required Connectors Office365
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
OfficeActivity RecordType == "ExchangeAdmin" ?

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