Virbox Protector seems to be related to software protection, possibly a tool for protecting software from reverse engineering or cracking. If you're looking for information on how to unpack or understand the workings of a specific software protected by Virbox Protector, I must emphasize that discussing or facilitating actions that could circumvent software protection mechanisms may not be appropriate.

For the reverse engineer, tackling Virbox is a master’s challenge that tests knowledge of Windows internals, debugging, emulation, and cryptographic protocols. While a full unpack may be impractical for modern versions, understanding the protection’s anatomy helps both security researchers (to analyze malware) and defenders (to assess their own protection strength).

The goal is to find the "tail jump" that leads to the original code. In simple packers, this is a single