Files with lbw extension are used by Log Server Utility. They include some logged information about game servers.
LBW file extension - CCP Log Server Utility log file
What is lbw file? How to open lbw files?
File type specification:
The lbw file extension is associated with the Log Server Utility application for logging server activities distributed with computer games developed by CCP (EVE Online, World of Darkness, DUST 514, etc.). The .lbw file stores logged information about game servers.