kevmap

TechniquesT1567.001 › AN0897

AN0897 Analytic 0897

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

<p>Office or scripting applications initiating unusual HTTPS traffic to code repository APIs with high outbound-to-inbound ratios. Defender perspective: monitor for sensitive file access in combination with network connections to github.com, gitlab.com, or bitbucket.org.</p>
Detects
T1567.001 Exfiltration to Code Repository
Part of
DET0318 Detection Strategy for Exfiltration to Code Repository

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:unifiedlogexecution of curl, git, or Office processes with network connectionsDC0032 Process Creation
macos:unifiedlogread of user document directoriesDC0055 File Access
macos:unifiedlogoutbound HTTPS connections to code repository APIsDC0085 Network Traffic 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
MonitoredApplicationsApplications not expected to upload large data sets to repos (Word, Excel, Preview).