Something called PUP.Optional.SavePass.A hits my computer. Luckily, I was warned by my anti-virus program about this virus. I believed this virus can be removed by my protection tool. But I was wrong, every time I did the restart to make sure the removal takes effect, after I log in, the warning about this virus comes up again. I don’t know what to do now. I want to get rid of it completely. Please help.

Brief Introduction to This Trojan

PUP.Optional.SavePass.A can be classified as a dreaded Trojan infection that targets on computers with Windows XP, Windows Vista, Windows 7 and Windows 8. In a word, this malicious Trojan horse infection aims on all computers with Windows operating systems. As a Trojan infection, it is easily detected by anti-virus programs because those software are designed for the Trojans and viruses. However, to get this nasty thing off is not an easy work for the anti-virus to do as this Trojan has the ability of replicating itself to many locations on the infected computer which can make the anti-virus hardly pick them up completely. The condition of the infected computer and be worse and worse if this thing can’t be eradicated in time.

Cyber hackers who make this PUP.Optional.SavePass.A can use the Internet to distribute this Trojan infection to the innocent computers all over the world. They usually hack websites so that they can upload this Trojan to the servers of those websites. When people come to visit the infected web pages, this Trojan can pretend as a cache file that can be automatically downloaded by the visiting computers. Also, this Trojan can be sent to computer users via E-mails. Cyber criminals can send spam E-mails with this Trojan as a fake attachment to random PC users all around the world. If people click on the attachment which actually is the executable file of this Trojan, this Trojan can be activated at once.

Once this PUP.Optional.SavePass.A takes effect, the first thing it will do is to change the Windows registry by adding its own vicious values and keys to it so that it can be run once the infected machine is turned on. Also, the anti-virus program can be messed up by this Trojan. It can damage the protection tool from many aspects. It can disable the tool and corrupt the files of it, and it can forbid the tool to update the virus library to the latest version which can make the tool is not able to remove this Trojan. Except those ways to damage the infected computer, this virus can corrupt the system key files, with such a bad circumstance, the infected computer can get black screen and BSOD frequently during the use which can harm the hardware severely.

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 PUP.Optional.SavePass.A 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:


PUP.Optional.SavePass.A is a horrible Trojan horse virus that can affect Windows machines. It can be spread from the Internet. People can get infected by this Trojan through many ways. So, it is necessary for people to keep an eye on those unknown links as they could contain malicious contents. This harmful virus can make chaos on the infected computer if it can’t be removed as soon as possible.

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

Published by Tony Shepherd & last updated on August 5, 2014 11:00 pm

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