VirTool:MSIL/Injector.gen!G is a Trojan that injects malicious codes into legitimate system processes. It is a constituent part of various types of malware written in Microsoft Intermediate Language (it is now called Common Intermediate Language). VirTool:MSIL/Injector.gen!G has rootkit features because it hides from security products allowing other malicious infections to run stealthily without the user noticing anything.
In order to determine whether your computer is infected with VirTool:MSIL/Injector.gen!G or not, you have to look out for the usual Trojan infection symptoms - slow overall system performance, inability to load various programs, slow Internet, unexpected system restart and other erratic computer behavior. Also, another thing you should look out for, is a list of process files related to VirTool:MSIL/Injector.gen!G. In case you are infected with this Trojan, there will definitely be whole lot of unknown processes running in Windows Task Manager. For example, such process files as cc0.exe, aadrive32.exe or boonty.exe are definitely related to VirTool:MSIL/Injector.gen!G. And they will be on the running processes list.
Trojans will not be your only problem if you get infected with VirTool:MSIL/Injector.gen!G. This malware is directly related to rogue antispyware applications and it can function as a system backdoor, allowing other infections to enter your system. What is more, due to such files as boonty.exe, VirTool:MSIL/Injector.gen!G is able to read your email details and store personal information. It is only question of time before VirTool:MSIL/Injector.gen!G sends everything it has stored to a remote server - this Trojan can easily connect to the Internet behind your back.
Therefore, it is necessary to remove VirTool:MSIL/Injector.gen!G from the system as soon as possible. Since manual removal is a difficult task for most of the users, you are advised to acquire a reliable antimalware product that will terminate VirTool:MSIL/Injector.gen!G automatically along with the other malicious infections.