What is Backdoor.graybird?
Name of the threat: Backdoor.Graybird
Command or file name: MsNetHelper.exe
Threat type: Spyware
Affected OS: Win32 (Windows XP, Vista, Seven, 8)
Other Aliases: GRAYBIRD.D, GRAYBIRD.F, GRAYBIRD.G, Graybird.K
The Backdoor.Graybird is a dangerous spyware which can secretly infiltrate a machine and then open a backdoor to allow cyber criminals to get into computer system. Once you find this infection in your computer, you’d better take immediate actions to solve it.
Please note that Backdoor.graybird can be embedded onto the malicious websites, or legitimate websites that has been compromised. If you visit those websites and click ads or links on them, you may get infected by this spyware infection. Besides, it can be attached to some spammed emails as any form of file. Once you download and execute the file, this dangerous infection will be activated. In addition, Backdoor.graybird may come via freeware downloads. It can disguise itself as a legit program or part of a legit program. Once you install the program, the infection can run itself on your system as well.
How Does Backdoor.Graybird Damage Your Machine?
As this backdoor infection infiltrates your computer, it copies its file(s) (which can be MsNetHelper.exe) to your hard disk. Then it creates new startup key with name Backdoor.Graybird and value MsNetHelper.exe. So every time you start your Windows, the Graybird virus starts working. Please be alert that it is mainly created to open backdoor on your system and exploit your system vulnerability. If you let it stay in the computer for a long time, infections (including malicious programs, worms, Trojan viruses or spyware) will continue to have access to your computer. As a result, your computer will run weirdly with a lot of pop-ups and system warnings.
On the other hand, as this backdoor infection can implant more threats to your computer, your computer operating traces, your important files and private information stored in the computer may be at risk. Therefore, you should make an effort to fight against this spyware. Unfortunately, it is made to root deep in the infected computer, so antivirus software may not help you clean it effectively. If you are trapped in this case, you could consider manual removal.
As you can see that there might be MsNetHelper.exe or Backdoor.Graybird running in your processes list. Also, there might be a folder with name Backdoor.Graybird under C:Program Files or C:ProgramData. All you should do is delete the related processes, files, and registry entries from your computer.
To end the Trojan process:
Press Ctrl+Alt+Delete once, click Task Manager,click the Processes tab, double-click the Image Name column header to alphabetically sort the processes, scroll through the list and look for MsNetHelper.exe or Svch0st.exe. If you find the file, click it, and then click End Process. Exit the Task Manager.
Reversing the changes made to the registry:
Click Start, click Run, and then the Run dialog box appear. Type “regedit”, and then click OK. (The Registry Editor opens.)
Navigate to each of these the keys:
NOTE: All the keys do not exist on all the systems.
For each one, in the right pane, delete any of the following values:
“svchost” = “%System%Svch0st.exe”
“winlogon” = “%System%Winlogon.exe”
“system” = “%System%Explorer.exe”
“ravmond” = “%System%Explorer.exe”
Important to Know:
If you fail to remove Backdoor.Graybird, you might use some powerful antivirus or antimalware program such as SpyHunter to fix it. Here is a guide that may help you. Please see – http://blog.teesupport.com/backdoor-graybird-removal-how-to-remove-backdoor-graybird-manually-and-completely/