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Trojan:Win64/Sirefef.B Introduction
Trojan:Win64/Sirefef.B is known to be a nasty Trojan virus that’s been quite active recently. A lot of computer users from all over the world could all be infected by it since this Trojan virus can widely spread over the networks. No matter how good is your antivirus, this specially created Trojan can sneak into your computer without noticing. So once this Trojan virus has been detected inside your computer, please be careful and do not put any personal information on the infected computer.
If you have failed to delete Trojan:Win64/Sirefef.B by antivirus programs, please be careful. It can continue to bring more viruses to your computer without permission. The worst thing ever is that it can allow the entries of remote hackers to your computer by injecting malicious codes. Hackers can follow all your activities and collect valuable information to make a profit out of them. Besides from that, it can also bring more viruses and malware to damage your computer through system security flaws created in backdoor activities. It’s like the original spring of all viruses. Once it sneaks into the computer, others will be gradually brought as well. Therefore, it is without any doubt that you should get this nasty virus off your computer as soon as possible.
The following manual removal instructions require certain levels of computer skills. If you’re not sure how to delete Trojan:Win64/Sirefef.B infection, you are welcome to contact YooSecurity 24/7 Online PC Expert now.
Step-by-step Manual Removal Guide
In case that any mistake might occur and cause unpredictable damages during manual removal of Trojan:Win64/Sirefef.B virus, please spend some time on making a backup beforehand. Then follow these steps given as below:
1. Restart the infected computer and keep pressing F8 key before Windows launches; then use arrow keys to select and log in with Safe Mode with Networking;
2. Open Control Panel from Start menu and search for Folder Options;
3. Under View tab to tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then click OK;
4. Press Windows+R keys and then type regedit in Run box to open Registry Editor.
5. Delete all the following or those related to the following files.
%AppData%\[rnd].exe
%AppData%\result.db
%Windows%\system32\[random].exe
%Documents and Settings%\[UserName]\Application Data\[random]
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe(random)
6. Delete all the following or those related to the following registry entries.
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run Regedit32
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableRegedit” = 0
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “Inspector”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Settings “net”
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\{ rnd }
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
7. Restart the computer to normal mode when you have successfully removed Trojan:Win64/Sirefef.B virus.
Similar Video on How to Modify or Change Windows Registry
To sum up
There are many dangerous viruses out there on the Internet. Some of them can be deleted by antivirus software while others need to be manually removed because they are not ordinary viruses. Just like this Trojan:Win64/Sirefef.B virus which is created by hackers with the purposes to collect as much money as possible from innocent PC users, it cannot be completely deleted by antivirus tools. That’s why a manual removal guide is given in this passage. Manual removal of this kind of virus can be the most effective way without reinstalling Windows, formatting disks or restoring to factory settings. That being said, it’s still required better computer skills to operate. Any mistakes during the manual removal processes could lead to unwanted damages. It is only guaranteed when you know how to define program files and registry entries.
Notice: If you still cannot delete completely this Trojan:Win64/Sirefef.B virus from your computer and are afraid of losing more to the virus, please contact YooSecurity Experts now for a complete and satisfied online service.
Published by Tony Shepherd & last updated on June 5, 2013 5:34 am
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