VirTool:Win32/VBInject.gen!BW is a detection of an obfuscator used by particular malware. It is written in VB (Visual Basic). It attempts to hinder analysis and detection of the malware code it is applied to. The malware code runs in memory directly without being dropped as a file.
VirTool:Win32/VBInject.gen!BW encrypts the malware code and embeds it as resource.
VirTool:Win32/VBInject.gen!BW decrypts the malware code, launches a new instance of itself, writes the decrypted malware code into the newly created process and runs the malware code in the new process.
Analysis by Shawn Wang
There are no obvious symptoms that indicate the presence of this malware on an affected machine.