My laptop seems to be infected with TrojanDownloader:Win32/Kraddare.E! After irritating by the slow performance on my laptop, I downloaded AVG and ran a full scan. On the result , it tells me that my computer is infected with some Trojan viruses including the one in this article. What is Trojan and what it is used for? How can I remove it completely since my anti-virus doesn’t success in removal process?
At least one-third of common users has been infected with Trojan virus like TrojanDownloader:Win32/Kraddare.E. This famous virus, which basically is used for cyber-crime to steal your information, says bank account numbers, passwords, confidential files, and so forth, has capability to keep an eye on your activities on the infected laptop so as to get everything it want. Some of Trojan horses even can let hackers remotely control your computer; arbitrarily change the content or settings of the remote computer and to be noticed, this is not a simple virus that you can detect its traits on folders and allows you to use tools to remove entirely.
This stubborn Trojan horse can be regarded as one of the most elusive virus of all kind of computer viruses, which include PC locked ransomware, spamware, adware, browser hijackers and worm viruses. You will experience wired and unstable experience when using the infected PC because it is capable to degrade security levels so as to intrude more threats into the victim computer for making more trouble on your online activities. Your computer will become a breeding ground for all kind of virus. Imagine that Internet Explorer is being hijacked by unknown adware plug-ins, computer performance is being decreased by Trojan horses in your computer and free rooms are eaten by worm virus. It is really scared to everyone who is using the infected PC. Plus it keeps telling you that desktop is not able to be loaded and it feels like taking forever for every keystroke or mouse move process to complete. With such a dangerous threat in your computer, immediate removal is imperative to secure your data.
1. Your computer performs slower and slower.
2. You need to wait for a long time while opening a webpage and your browser runs much slower than before.
3. You are always redirected to some malicious websites.
4. The harmful redirect also causes poor Internet connection and system crash frequently.
5. You will get many advertisement windows when you are using the Internet.
1. It allows the virus makers to access your computer remotely without letting you know.
2. It is able to cause system crash and disable your executable programs.
3. It drops some other threats including malware, adware parasites and spyware into your computer.
4. It is capable of collecting your browsing history and other important data.
TrojanDownloader:Win32/Kraddare.E is a malicious Trojan virus which can install itself into the computer system without your consent and awareness. It makes your computer work slowly and implants other nasty infections into the computer. To make things worse, this Trojan is a tool for the hacker to invade the infected computer to steal your information. It is recommended to remove it as quickly as possible. Users can follow the manual guide here to have it removed instantly.
1. Clean cookies
* Internet Explorer: Tools → Internet Options →the General tab, Delete the Cookies button can be directly seen in IE6, IE7 is to click the Delete Browsing History button then tick Cookies and click Delete.
* Firefox:Tools → Options → Privacy → Remove Individual Cookies → Delete corresponding cookies in the cookies showing box.
* Opera:Tools → Preferences → Advanced → Cookies →Delete corresponding cookies in Management Cookies.
2. Clean add-ons and extensions
* Internet Explorer:
(1). Click Start, type: Manage browser add-ons
(2). Hit Enter on your keyboard
(3). Click Manage add-ons and disable all the suspicious add-ons.
（1）. Click the Firefox menu and click Add-ons
(2). Click Extensions, select the related browser add-ons and click Disable.
* Google Chrome:
(1). Click the Customize and Control menu button →Tools→ click Extensions
(2). Select the related Extension and click Disable.
3. Show Hidden Files
(1). Click on the Start button and then on Control Panel
(2). Click on the Appearance and Personalization link
(3). Click on the Folder Options link
(4). Click on the View tab in the Folder Options window
(5). Choose the Show hidden files, folders, and drives under the Hidden files and folders category
(6). Click OK at the bottom of the Folder Options window.
4. Delete Virus Files
(1). Delete the related registry entries through Registry Edit
Guides to open registry editor: Click “Start” menu, hit “Run”, then type “regedit”, click “OK”
While the Registry Editor is open, search and delete the following registry entries listed below:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
(2). Find out and remove the associated files of this browser hijacker virus.
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”
To be specific, TrojanDownloader:Win32/Kraddare.E is able to open an entry point so that remote attacker can access the computer and fetch other malware into its target computer. This is the most dangerous effect it will bring to your computer because it feels like you are having a hidden thief in your home and you have no idea what they want, what they have already stolen, how they steal and how to catch them. Apart from this bad effect, the infected laptop usually runs very slow after got infected with this virus. At the beginning, your PC will be stuck at startup screen and shuts down randomly. After the infection escalates, computer process will be stuck in the middle and finally it will cause system frozen when launches system and computer idles every now and then. PC uses need to find a way to extend knowledge about virus removal, for which they can lessen the bad effects that brought by Trojan viruses.
Published by & last updated on October 14, 2013 5:44 am