Manufacturers sometimes use alphanumeric codes like "B4095" for internal hardware revisions.
If you have this file, it likely belongs to one of the following categories: Pack B4095.rar
Compressed archives are a common delivery method for malware and phishing scripts. Pack B4095.rar
Could you provide more details about or what it is supposed to contain ? Knowing the source or the industry it relates to would help in identifying its purpose. Pack B4095.rar