kevmap

TechniquesT1548.005 › AN1106

AN1106 Analytic 1106

Identity Provider · attack.mitre.org · ATT&CK Enterprise v19.2

<p>Token creation or access delegation where a user impersonates a higher-privileged service account or performs domain-wide delegation actions, such as GCP's serviceAccountTokenCreator or Workspace impersonation.</p>
Detects
T1548.005 Temporary Elevated Cloud Access
Part of
DET0393 Detection Strategy for Temporary Elevated Cloud Access Abuse (T1548.005)

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
gcp:iamPrincipalEmail with serviceAccountTokenCreator impersonating new identityDC0013 User Account Metadata
gcp:workspaceauditToken Generation via Domain DelegationDC0002 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
userEmailFilterTune based on legitimate service accounts allowed to impersonate user accounts.
delegatedScopeLimit delegated access to specific scopes relevant to business functions.