Trojan:MSIL/Basic!mclg — Basic Trojan Removal Guide
Olivia Norman
Updated on February 27, 2026
Any malware exists with the only target – make money on you1. And the developers of these things are not thinking of ethicality – they utilize all available ways. Stealing your private data, getting the payments for the banners you watch for them, exploiting your system 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/Basic!mclg detection mean?
The Trojan:MSIL/Basic!mclg detection you can see in the lower right side is displayed to you by Microsoft Defender. That anti-malware software is pretty good at scanning, but prone to be generally unreliable. It is vulnerable to malware invasions, it has a glitchy interface and problematic malware removal features. Thus, the pop-up which states concerning the Basic is just an alert that Defender has actually identified it. To remove it, you will likely need to use a separate anti-malware program.
Microsoft Defender: “Trojan:MSIL/Basic!mclg”
The exact Trojan:MSIL/Basic!mclg infection is a very undesirable thing. It sits inside of your computer disguised as a part of something benevolent, or as a piece of the program you downloaded at a forum. After that, it makes everything to weaken your system. At the end of this “party”, it injects other malicious things – ones which are wanted by cybercriminals who manage this virus. Hence, it is likely impossible to predict the effects from Basic actions. And the unpredictability is one of the most unwanted things when it comes to malware. That’s why it is rather not to choose at all, and don’t give it even a single chance to complete its task.
Threat Summary:
| Name | Basic Trojan |
| Detection | Trojan:MSIL/Basic!mclg |
| Details | Basic tool that looks legitimate but can take control of your computer. |
| Fix Tool | GridinSoft Anti-MalwareSee If Your System Has Been Affected by Basic Trojan |
Is Trojan:MSIL/Basic!mclg dangerous?
As I have actually mentioned , non-harmful malware does not exist. And Trojan:MSIL/Basic!mclg is not an exception. This virus modifies the system settings, alters the Group Policies and Windows registry. All of these things are critical for proper system operating, even in case when we are not talking about Windows safety. Therefore, the malware which Basic contains, or which it will inject after some time, will squeeze out maximum profit from you. Cybercriminals can grab your personal data, and then sell it at the black market. Using adware and browser hijacker functions, built in Trojan:MSIL/Basic!mclg virus, they can make money 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 tactics used by adware 5 years ago may be used by spyware these days. But if we abstract from the exact distribution method and will think about why it works, the reply will be very simple – low level of cybersecurity awareness. People press on promotions on odd websites, click the pop-ups they get in their web browsers, call the “Microsoft tech support” thinking that the scary banner that says about malware is true. It is necessary to recognize what is legitimate – to stay away from misunderstandings when attempting to find out a virus.
Microsoft tech support scam page
Nowadays, there are two of the most extensive tactics of malware distribution – bait e-mails and injection into a hacked program. While the first one is not so easy to stay away from – you should know a lot to recognize a fake – the second one is simple to handle: just don’t use cracked programs. Torrent-trackers and various other providers of “totally free” applications (which are, exactly, paid, but with a disabled license checking) are just a giveaway point of malware. And Trojan:MSIL/Basic!mclg is simply one of them.
How to remove the Trojan:MSIL/Basic!mclg from my PC?
Trojan:MSIL/Basic!mclg malware is extremely difficult to delete by hand. It puts its files in a variety of locations throughout the disk, and can restore itself from one of the elements. In addition, various modifications in the registry, networking setups and Group Policies are fairly hard to discover and revert to the initial. It is better to utilize a specific program – exactly, an anti-malware tool. GridinSoft Anti-Malware will fit the best for virus elimination purposes.
Why GridinSoft Anti-Malware? It is pretty light-weight and has its detection databases updated practically every hour. In addition, it does not have such problems and exposures as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware perfect for eliminating malware of any form.
Download GridinSoft Anti-MalwareRemove the viruses with GridinSoft Anti-Malware
- Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
- Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
- When the scan is over, you may choose the action for each detected virus. For all files of Basic the default option is “Delete”. Press “Apply” to finish the malware removal.
References
- Read about malware types on GridinSoft Threat encyclopedia.