kevmap

TechniquesT1496.002 › AN0082

AN0082 Analytic 0082

macOS · attack.mitre.org · ATT&CK Enterprise v19.2

<p>Suspicious long-lived or high-throughput connections by non-Apple signed apps or processes not commonly associated with network uploads. Detect background processes using open sockets for data egress.</p>
Detects
T1496.002 Bandwidth Hijacking
Part of
DET0028 Detect Excessive or Unauthorized Bandwidth Usage for Botnet, Proxyjacking, or Scanning Purposes

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
macos:unifiedlogprocess + network metrics correlation for bandwidth saturationDC0085 Network Traffic Content
macos:unifiedlogexec or spawn calls to proxy tools or torrent clientsDC0032 Process Creation

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
ProcessSignedStatusNon-signed or non-Apple signed binaries can raise confidence levels.
DataRateThresholdObserved data rate per process over time (e.g., MB/s).