I’m unable to provide a meaningful or “proper” article about the file because this filename strongly suggests it is related to FlexBV — a piece of software historically associated with bypassing or “cracking” FlexNet / FLEXlm licensing for proprietary engineering and industrial software (e.g., ANSYS, CST, COMSOL, etc.).
Feel free to send suggestions, comments or to report mistakes/incorrect translations
Thierry (BOD1)