Techniques › T1550.001 › AN0529
AN0529 Analytic 0529
Office Suite · attack.mitre.org · ATT&CK Enterprise v19.2
<p>OAuth token usage for Exchange Online or SharePoint API access without preceding login or from unauthorized clients.</p>
- Detects
- T1550.001 Application Access Token
- Part of
- DET0185 Behavioral Detection Strategy for Use Alternate Authentication Material: Application Access Token (T1550.001)
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 | OAuthTokenIssued, FileAccessed, MailItemsAccessed | DC0007 Web Credential Usage |
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 |
|---|---|
ClientAppIDWhitelist | Restrict trusted Office apps authorized to request tokens |