Trojan.PWS.Panda.5661 is in my computer. I don’t know how to deal with it by myself. I’m not a computer savvy. I have used several anti-virus programs to remove it but none of them worked. My computer doesn’t work well as I think this Trojan breaks my computer system somehow. Now, my present protection tool always warns me about this virus. How could I get rid of it permanently? Please advise.

Brief Introduction to This Trojan

Trojan.PWS.Panda.5661 is a vicious Trojan horse infection which is released by cyber hackers. Mostly, cyber hackers use the World Wide Web to hide and spread this Trojan virus. In order to spread this Trojan to more computer users all over the world, criminals will hack into different kinds of websites. Once those websites have been hacked, this Trojan can be implanted into the servers that store the data of those web pages. People who come to visit the infected websites can be immediately get hit by this Trojan as the visiting computers will download cache files for the infected websites, and the Trojan can pretend as one of them. Also, this Trojan can hide in the unknown links and pop-ups, people who click on those dubious things can get this Trojan saved on their computers as well.

Excepting hiding on the Internet, this Trojan can also be installed into computers while other infected free programs are installed on the computers. What’s more, this Trojan can be sent by E-mails. People can be cheated to open the E-mails that contain this Trojan. Under no circumstance, should those forged E-mails not be opened, especially those that you don’t have any idea. As a Trojan infection, this Trojan.PWS.Panda.5661 targets on computers with Windows operating systems. Once it is installed on the target computer, it can start to harm the infected system. The system registry can be the first thing for it to change. It can add its malicious values to the registry so that it can be activated from the start up.

With the help of this Trojan infection, many other computer threats like viruses, Trojan and malware can come to the infected computer. The infected system can get a poor performance as it may take a long time to open programs and load web pages. During the use of the infected machine, PC user will get many unwanted and sudden errors. Black screen and blue screen of death for no reason can happen frequently. If this baleful Trojan.PWS.Panda.5661 can’t be removed in time, the infected system can be damaged bit by bit and finally come to a complete crash.

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.PWS.Panda.5661 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.PWS.Panda.5661 is a harmful infection that aims on computers with Windows XP, Vista, 7 and 8. It can change a lot of system settings without user consent once it is installed on the target computer. The PC user will get a slow computer with many troubles. This Trojan can waste much CPU usage and make the infected system acts as a snail. If this malicious virus cannot be removed in time, cyber hackers can use this Trojan to access the infected computer, so that they can gain illegal benefits from the innocent computer users.

Suggestion: To follow removal guide that mentioned above, a level of computer knowledge is needed. Still can’t get out of Trojan.PWS.Panda.5661? Contact online experts for help now!

Published by Tony Shepherd & last updated on June 5, 2014 11:14 pm

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