Trojan MSIL/WindowsDefenderExclusion (Windows Defender Exclusion Virus)

If you spectate the notification of Trojan:MSIL/WindowsDefenderExclusion detection, it looks like that your PC has a problem. All malicious programs are dangerous, without any deviations. Windows Defender Exclusion is a malicious software that aims at opening your PC to further threats. Most of of the modern malware examples are complex, and can inject other viruses. Being infected with the Trojan:MSIL/WindowsDefenderExclusion virus often equals to getting a thing which can act like spyware or stealer, downloader, and a backdoor. Spectating this detection means that you must to perform the malware removal as fast as you can.

Any type of malware exists with the only target – gain money on you. And the developers of these things are not thinking of morality – they use all possible ways. Grabbing your personal data, getting the payments for the promotions you watch for them, utilizing your CPU and GPU to mine cryptocurrencies – that is not the full list of what they do. Do you like to be a riding horse? That is a rhetorical question.

What does the notification with Trojan:MSIL/WindowsDefenderExclusion detection mean?

The Trojan:MSIL/WindowsDefenderExclusion detection you can see in the lower right side is shown to you by Microsoft Defender. That anti-malware application is quite OK at scanning, however, prone to be generally unreliable. It is vulnerable to malware attacks, it has a glitchy interface and bugged malware clearing features. Thus, the pop-up which says concerning the Windows Defender Exclusion is simply a notification that Defender has spotted it. To remove it, you will likely need to use a separate anti-malware program.

The exact Trojan:MSIL/WindowsDefenderExclusion virus is a really unpleasant thing. It is present inside of your computer disguised as a part of something normal, or as a piece of the tool you downloaded from a forum. Therefore, it makes all possible steps to make your system weaker. At the end of this “party”, it injects other viruses – ones which are choosen by cyber burglars who control this virus. Hence, it is likely impossible to predict the effects from Windows Defender Exclusion actions. And the unpredictability is one of the most unwanted things when we are talking about malware. That’s why it is better not to choose at all, and don’t give it even a single chance to complete its task.

Threat Summary:

Is Trojan:MSIL/WindowsDefenderExclusion dangerous?

As I have mentioned before, non-harmful malware does not exist. And Trojan:MSIL/WindowsDefenderExclusion is not an exception. This malware changes the system configurations, edits the Group Policies and Windows registry. All of these elements are critical for correct system operating, even when we are not talking about PC safety. Therefore, the malware which Windows Defender Exclusion carries, or which it will inject after some time, will try to get maximum revenue from you. Cybercriminals can steal your personal data, and then sell it on the Darknet. Using adware and browser hijacker functionality, built in Trojan:MSIL/WindowsDefenderExclusion virus, they can make profit by showing you the ads. Each view gives them a penny, but 100 views per day = $1. 1000 victims who watch 100 banners per day – $1000. Easy math, but sad conclusions. It is a bad choice to be a donkey for crooks.

How did I get this virus?

It is difficult to trace the sources of malware on your computer. Nowadays, things are mixed, and distribution ways used by adware 5 years ago can be utilized by spyware nowadays. However, if we abstract from the exact spreading way and will think of why it has success, the answer will be really basic – low level of cybersecurity awareness. People click on promotions on strange websites, click the pop-ups they get in their browsers, call the “Microsoft tech support” believing that the odd banner that states about malware is true. It is necessary to know what is legit – to avoid misunderstandings when attempting to identify a virus.

Nowadays, there are two of the most common methods of malware spreading – bait emails and injection into a hacked program. While the first one is not so easy to stay away from – you need to know a lot to understand a counterfeit – the 2nd one is easy to get rid of: just don’t use hacked apps. Torrent-trackers and other sources of “free” applications (which are, actually, paid, but with a disabled license checking) are really a giveaway point of malware. And Trojan:MSIL/WindowsDefenderExclusion is just among them.