kevmap

TechniquesT1218.015 › AN0073

AN0073 Analytic 0073

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

<p>Abuse of macOS Electron apps by modifying app.asar bundles and spawning child processes (osascript, curl, sh) from Electron executables.</p>
Detects
T1218.015 Electron Applications
Part of
DET0025 Detecting Electron Application Abuse for Proxy Execution

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:unifiedlogElectron app spawning unexpected child processDC0032 Process Creation
macos:osqueryCREATE/MODIFY: Modification of app.asar inside .app bundleDC0039 File 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
AllowedAppBundlePathsBaseline of legitimate Electron app paths under /Applications.
SignedToUnsignedTransitionAlert when signed Electron parent spawns unsigned child.