Analytics BIOC Medium

Suspicious authentication package registered

The endpoint registered a suspicious authentication package, which may be used to gain persistence on the host by loading libraries into the time management service.

Module:
Platform Analytics
Data source:
XDR Agent
ATT&CK tactics: Persistence (TA0003)
ATT&CK techniques: Boot or Logon Autostart Execution: Authentication Package (T1547.002)
Attacker's goals:

Gain persistence using the legitimate Windows authentication package mechanism, which loads libraries into Windows services.

Investigative actions:

Verify if the registered library is malicious. Check if the installing software is a malicious binary. Check for any suspicious network activity from "lsass.exe".

Test period:
N/A (single event)
Deduplication:
14 Days