Yesterday, my computer became slower suddenly and it was difficult to run some programs and took a long time to access the websites, and I even can not do anything online. I was blocked online! That frustrates me a lot. And today I run my antivirus to scan and it detects that Infostealer.Snifula.B is attacking my computer, so I run it to remove this virus. I thought it was deleted, but when I restart my computer and scan again, this virus is still there. Now I need someone to help me.

Infostealer.Snifula.B Virus Description:

Infostealer.Snifula.B virus is an extremely stubborn and dangerous Trojan horse which is mainly created by cyber-criminals to attack and control people’s computer for stealing people’s personal information and data. However, it also does heavy damage to users’ computer and can destroy your system within a short time. Once it has a chance to access and run in your computer, it will quickly and randomly modify key system files, HOSTS files and registry entries so that it can activate and update itself automatically when you boot up you computers. Thus it can deeply root in your computer and further control your machine. Once it stands firmly on your computer, it will perform evil activities which cause system errors and threat your information security. And several programs do not work properly. It is able to damage system by corrupting and infecting the key files of the operating system which will cause computer runs abnormally. You will find that your machine will take a long time to turn on or shut down after being attacked by this virus, some of them may even get the blue or black screen of death frequently which can further damage the computer hardware as well. It will take a long time to load websites and launch processes or programs. Besides, it has the ability to use your system loopholes to automatically download and install various kinds of risky viruses and malware into your machine to disorder and smash your system security aggressively. Infostealer.Snifula.B also sometimes pretends to be an antispyware to display fake scanning result to mislead you. Actually, it wants to find out more system loopholes to bring more virus. Besides, you may also get redirected to malicious websites and unwanted pop-up ads. To keep your computer and your information in a safe and clean environment, don’t hesitate to remove it.

Infostealer.Snifula.B can be detected by some certain Antivirus programs. However, it is so nasty and stubborn that Antivirus cannot completely remove it but only keep warning you that this Infostealer.Snifula.B is attacking your computer from time to time. Therefore, you should pay attention to your online behavior to prevent this Trojan horse from entering your computer. It invades computer mainly via spam attachment emails, malicious hacked websites and freeware. Like other Trojan horse, this Trojan is often bundled into free software or inserted those malicious websites and even some legitimate websites which have been hacked by hackers. It will pop up as a fake flash update or video codec or discount sales or promotion product, don’t trust and click on those message banner or windows, otherwise you will activate this Trojan or other threats. Besides,it can hide in spam emails, because spam email contains infected attachments or links to malicious websites. In a word, you should pay more attention to your downloading free software or application, especially to the installation procedure, and your online activities and don’t open an spam email randomly. Therefor, in order to prevent Infostealer.Snifula.B virus from accessing your computer, you should be cautious of your online activities.


Some Traits about Infostealer.Snifula.B Virus

-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.

-Can redirect you to pages you don’t want all the time no matter what you are doing.

-Take a long time to turn on or shut down your computer

-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.

-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

Warm prompt: It’s complicated for people who are not computer savvy or not familiar with the virus to remove the Trojan. You can contact YooCare/YooSecurity PC professional online service for help:

Removal Guide for PCs with Windows OS

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.

>>>>>> Press Ctrl+Shift+Esc keys simultaneously to get the Task Manager to stop the active processes of Infostealer.Snifula.B virus. To do this, you will need to click the “Processes” tag at the top then find out suspicious processes and right click on them and select “End Process”.



>>>>>> Click “Start” menu at the lower left corner and type “regedit” in the search programs and files box and press Enter key. Then you will open the “Registry Editor”.



>>>>>> You will need to find out the suspicious registry files in the Registry Editor, They are usually located in: HKEY_LOCAL_MACHINE > SOFTWARE. You need to distinguish them from their “Name” and “Data” at the right column. All of them will be randomly distributed. If you are not good at this, ask for an expert for help.

registry editor

>>>>>> After you find out the suspicious registry files, you need to find out where the .exe files of the virus locate. Usually, they will be in the operating system drive. To open it, you will need to click Start menu > Computer & My computer. Generally speaking, the Operating System drive is Local Disk (C:).


>>>>>> Basically speaking, all the related files of  Infostealer.Snifula.B virus will be located in Windows > System32. Find out all the files of the Trojan virus and delete them. Make sure that all the files you deleted are viruses, but not the files of the operating system. Any mistakes will cause data loss even system crash.


Video of Key Steps on How to Modify or Change Windows Registry:


If your computer has been infected by  Infostealer.Snifula.B virus, various attacks must be initiated immediately to corrupt your system files and weaken the security level of the infected computer. It will modify all your key registry settings as well as disable your firewall because of its root-kit. And the CPU usage percentage will be high as 100% , which will be able to cause constant system freeze. Cyber criminals can remotely control the infected PC Computer with the help of this virus. Moreover, this Trojan is designed to steal users’ banking information so it is very good at stealing your personal information like credit card, bank account details, log-in passwords or other financial information could be leaked out. Victims of this virus will be suffering from financial loss. This Trojan must be removed as fast as possible to avoid further damages if you detect this nasty thing on your computer.

Warm prompt: If you are not computer savvy or not familiar with the virus to remove  Infostealer.Snifula.B virus. You can contact YooCare/YooSecurity PC professional online service for help:

Published by Tony Shepherd & last updated on May 27, 2015 5:45 am

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