kevmap

TechniquesT1530 › AN1330

AN1330 Analytic 1330

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

<p>Internal user account accesses shared links outside org followed by mass file download</p>
Detects
T1530 Data from Cloud Storage
Part of
DET0484 Multi-Platform Cloud Storage Exfiltration Behavior Chain

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:sharepointAnonymousLinkCreated, FileDownloadedDC0025 Cloud Storage Access
azure:signinlogsSigninSuccessDC0002 User Account Authentication

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
LinkVisibilityScopeWhether links allow anonymous/external access
DownloadBurstThreshold# of files downloaded within <5 mins (e.g., >50 files)

KEV CVEs whose mapped technique this analytic detects

CVEVendor / productState
CVE-2023-22952SugarCRM Multiple ProductsStale
CVE-2024-49035Microsoft Partner CenterMapped