HTML_BADEY.A is a harmful HTML that can be hosted on various corrupted websites. When you enter one of these websites, the parasite downloads malicious files onto your computer thus infecting it with malware. You may not even notice that your computer has been infected until the threats starts exhibiting unwanted behavior. Once in the system, the Trojan will create hidden folders in the Application Data folder in order to stay undetected.
Hoax.Win32.BadJoke.VB is quite a threat and you should be worried if you have found it on your computer system. It is mainly classified as a Trojan but possesses various qualities of other types of malware, for example, adware, spyware, virus, etc. Once it is stuck on your PC, it starts doing a number of thing that can strongly interfere with your work. It can mess up your files, browser settings, computer speed and capacity, etc. Also, it may collect valuable information. There will be no permission asked for any of these actions.
HackTool:Win32/Keygen is a tool that works on Windows operating systems only. At first sight, it seems that HackTool:Win32/Keygen is a really useful tool because it says that it can generate keys for different kinds of applications that are obtained illegally. Even though it seems that you will be able to use all kinds of applications for free, the truth is that the presence of HackTool:Win32/Keygen might cause you more harm than benefit.
Wuauclt.exe is an executable file that can be either harmless or dangerous. How can this be, you may ask? Well, some cyber criminals use legitimate file names to disguise their threatening creations. In this case, if the file is non-threatening, its job is searching for various OS updates from the official Windows page. When it is performing its action, it can be seen as a process on Task Manager. Its location is C:\Windows\System32.