kevmap

TechniquesT1667 › AN1010

AN1010 Analytic 1010

Office Suite · attack.mitre.org · ATT&CK Enterprise v19.2

<p>Detect abnormal use of email clients (e.g., Outlook, Thunderbird) showing mass arrival of messages or repetitive attachments being locally stored. Correlate message volume with file creation activity in mail cache directories.</p>
Detects
T1667 Email Bombing
Part of
DET0355 Detection Strategy for Email Bombing

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 sourceChannelData component
m365:exchangeMailDelivery: High-frequency delivery of messages or attachments to a single recipientDC0038 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.

FieldDescription
UserContextContext for distinguishing between VIP or sensitive recipients and general users.