kevmap

TechniquesT1098.003 › AN0773

AN0773 Analytic 0773

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

<p>Detection of new admin or role assignment actions within Microsoft 365/O365 environments to elevate access for persistence or lateral movement.</p>
Detects
T1098.003 Additional Cloud Roles
Part of
DET0277 Detection Strategy for Role Addition to Cloud Accounts

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:unifiedAdd member to role, Set-MailboxDC0010 User Account Modification

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
OfficeRoleTypeAdmin role type or application role granted
TimeWindowTime between initial login and privilege change
ActionOriginWas the role assignment local or via federated SSO account