EVT file is a Microsoft Windows Event Viewer Log. Windows Event Viewer enables the user to save the event logs in a binary file with the EVT extension.

Common .evt file type descriptions:

Classic Event Log
Klassische Ereignisanzeige
Journal d’événements classique
Registro eventi classico
Классический журнал событий

Applications, associated with .evt files

Event Viewer Snapin Launcher by Microsoft Corporation

.evrc

.evtx