Techniques › T1684.001 › AN0796
AN0796 Analytic 0796
Office Suite · attack.mitre.org · ATT&CK Enterprise v19.2
<p>Monitor Office Suite applications (Outlook, Word mail merge, Excel macros) for abnormal automated message sending, especially when macros or scripts trigger email delivery. Detect patterns of impersonation language (urgent, payment, executive request) combined with anomalous execution of Office macros.</p>
- Detects
- T1684.001 Impersonation
- Part of
- DET0286 Detection Strategy for Impersonation
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 | SendOnBehalf/SendAs: Office Suite initiated messages using impersonated identities | DC0038 Application Log Content |
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 |
|---|---|
MacroExecutionThreshold | Threshold for correlating macro execution with email sending activity. |