Techniques › T1685.002 › AN0803
AN0803 Analytic 0803
Office Suite · attack.mitre.org · ATT&CK Enterprise v19.2
<p>Disabling mailbox or tenant-level audit logging, often using Set-MailboxAuditBypassAssociation or downgrading license tiers. Defender view: sudden absence of mailbox activity logging for monitored users.</p>
- Detects
- T1685.002 Disable or Modify Cloud Log
- Part of
- DET0289 Detection Strategy for Disable or Modify Cloud Log
Log sources and channels
Exactly as MITRE states them in x_mitre_log_source_references. Where a channel is vague, it is vague in the source; kevmap does not tidy it.
| Log source | Channel | Data component |
|---|---|---|
| m365:unified | Set-MailboxAuditBypassAssociation or disabling Advanced Auditing | DC0010 User Account Modification |
Mutable elements
Parameters MITRE marks as environment-specific. These are the knobs you are expected to tune; they are why an analytic is not a rule.
| Field | Description |
|---|---|
UserScope | Tune alerts for users where mailbox auditing should always remain enabled. |