What is this Rootkit.Fileless.MTGen? I keep getting notice about this thing from my anti-virus program. The tool claims that this virus is quarantined, but I don’t why my tool cannot remove this virus for me. My computer is getting strange errors now. I don’t know how to fix it as I don’t have too much computer knowledge. I do know that my computer is in great risk, but I have no clue on what to do. Please help!

Brief Introduction to This Trojan

Rootkit.Fileless.MTGen is a dangerous Trojan virus that made by cyber hackers. It can aims on target computers which have Windows operating systems. That’s to say, computers that run Windows XP, Windows Vista, Windows 7 and Windows 8 can be the main targets of this infection. It is hard for computer users to prevent this infection from coming as cyber criminals can spread it with a lot of ways. Once this infection goes to the target computers, the whole systems will be messed up by it from many aspects. What’s worse, this infection is newly designed, in this case, most of anti-virus programs cannot be capable to get rid of this infection for PC users, they can only inform people about it without removing it.

There are plenty of ways for cyber hackers to spread this Rootkit.Fileless.MTGen virus online. Mostly, this Trojan horse can be bundled with other programs especially the software that commonly downloaded by computer users. Once people download and install the corrupted programs on their systems, this virus can sneak into the systems at the same time. Also, hackers can hide this infection on the web and people can be targeted by it if they go to those infected pages. It is hard for users to distinguish bad sites from the Internet as some famous pages can even be attacked by hackers if they find loopholes on the pages.

As soon as this Rootkit.Fileless.MTGen infection infiltrates target computers, it can start to generate troubles and problems to the entire systems right away. System registry will be the first thing for it to corrupt so that it can be activated once people turn on the infected machines. It can add its vicious data to the registry and change system settings. Under this case, the infected systems can suffer from many errors during the use. What’s worse, if this infection cannot be removed in time, cyber criminals can be able to connect to the infected computers without users’ notice and do everything they want on the infected computers freely.

Some Traits about This Trojan

-Can slow down the performance of the computer, or even blue screen.
-Can create many junk files which occupy a lot of space in hard drive
-Can download other malicious programs into computer, which make further damage.
-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.
-Cay give you many redirects all the time no matter what you are doing.
-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

NOTE: If you find any of these symptoms on your computer, that proves your PC is under attack and seriously infected. If you are not a computer savvy, Please contact YooSecurity Online PC Experts to remove this Rootkit.Fileless.MTGen for you.

Manual Removal Guide of Trojan (For Computer Literate)

There is a removal guide of Trojan provided here; however, expertise is required during the process of removal, please make sure you are capable to do it by yourself.

Step 1: Find Ctrl, Alt, and Delete these 3 keys and then press them together to open task manager to end the process related to this Trojan, the name of the process of it is random.


Step 2: Try to find Folder Options in Control Panel, select the View tab, and then tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then click OK.


Step 3: Try to find the files which relate to this Trojan, and delete them all.

Step 4: Click on Start button at the right lower corner, then click on Control Panel


Then you will come to the Control Panel windows, click on Add and Remove Programs


Then try to find the program which relates to this Trojan, highlight it and choose Remove, the program’s name is random.


Step 5: Click on Start button or press Win+R, then type regedit in the box to open Registry Editor, after that, try to find
C:\Users\profile name here\AppData\

Similar video guide to modify Windows registry:


Rootkit.Fileless.MTGen is a malicious Trojan horse infection that can make great troubles to the infected computers. It is not easy for anti-virus programs to remove it. However, this infection can shut down the anti-virus program and turn off the firewall on the background which can make the computers completely compromised. In this case, this infection can help many other kinds of computer viruses to come and make more damages. If this virus cannot be eradicated in time and stay on the infected computers for a long time, hackers can get all the personal details saved on the systems and gain more illegal benefits from users. To avoid that, once this infection is detected on your computer, you need to take it off as quickly as possible.
Suggestion: To follow removal guide that mentioned above, a level of computer knowledge is needed. Still can’t get out of Rootkit.Fileless.MTGen? Contact online experts for help now!

Published by Tony Shepherd & last updated on May 5, 2016 1:24 pm

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