Interactive login from a shared user account

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	30 Days
Required Data	XDR Agent
Detection Modules	Identity Analytics
ATT&CK Tactic	Initial Access (TA0001)
ATT&CK Technique	Valid Accounts (T1078)
Severity	Informational

Description

A user account has been seen active on multiple hosts. Shared accounts are often considered 'bad practice' and may present multiple security risks to the organization.

Attacker's Goals

Gaining access to a shared account and multiple hosts and systems throughout the organization.

Investigative actions

Ensure that the shared account is legitimate and has a justified role in the organization.