Trojan.win32.farfli.gain is detected on my computer by my anti-virus program. I know it can bring a lot of troubles to my computer. But it seems that my anti-virus software fails to remove this Trojan horse infection. I’m not good at computer, let alone doing the removal work by myself. I don’t want this nasty stuff messes up my computer, I want get it removed soon. Please help!

Brief Introduction to This Trojan

Trojan.win32.farfli.gain is a dangerous Trojan infection that can target on computers with Windows XP, Windows Vista and Windows 7/8, in a word, this Trojan infection aims on all versions of Windows OS. Mostly, this Trojan can be spread from the Internet as cyber criminals who create this Trojan also have the ability to hack into many websites which can be used to hide this virus. Those hacked websites’ servers are the best place for hackers to store this Trojan as people who visit the infected websites can get infected immediately. Other free programs that can be found online can also be used to spread this Trojan, as the Trojan makers can embed this infection to those freeware as publish them to many websites to let people to download. Inexperienced computer users usually download applications from unreliable resources which can increase the chance to make their computers get infected by different kinds of viruses.

With the installation processes of those infected programs, this Trojan can sneak into target computers without users’ notice. If computer users are careless when opening E-mail, this Trojan can also infiltrate their computers as hackers use fake E-mail to transmit this Trojan as well. Trojan infection can be easily caught by anti-virus programs, however, it doesn’t mean the security tools are able to remove it completely. For those hackers who make this Trojan, they have already noticed that, so this Trojan can damage the anti-virus program once it comes to the target computer, which means it can disable the anti-virus program to run. Also, the system firewall can be disabled. In this condition, this Trojan can help many other Trojans or viruses to come, which can make the situation even worse.

This Trojan is small but it can make destructive damages to the infected system. Trojan.win32.farfli.gain can waste a large percent of the CPU usage that can slow down the performance of the infected computer. PC user will have to wait a long time before program can be opened, what’s worse, PC users will get black screen or blue screen of death suddenly during the use of the infected machines. It is not a pleasant thing to use a computer with many unwanted problems. Remote hackers can use this Trojan to establish illegal access to the infected machines. In this case, cyber hackers can steal everything without users approval from the infected computer.

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 Trojan.win32.farfli.gain 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.

XP task manager

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:


Trojan.win32.farfli.gain is a dangerous Trojan infection that can help hackers to connect to the infected machines and steal personal information from them. Those cyber criminals mainly want to get illegal benefits. Except stealing financial details from the infected computer, the infected system can get many severe damages which can make the whole system perform poorly and abnormally.

Suggestion: To follow removal guide that mentioned above, a level of computer knowledge is needed. Still can’t get out of Trojan.win32.farfli.gain? Contact online experts for help now!

Published by Tony Shepherd & last updated on May 27, 2014 1:32 pm

Leave a Reply