Home Spyware Database "Backdoor.TDSS Removal Guide"

Backdoor.TDSS Removal Guide

Backdoor.TDSS Description

How can I Detect Backdoor.TDSS?

The most common spyware removal tactic is to uninstall Backdoor.TDSS by using the "Add/Remove Programs" utility. However, as there may still be hidden Backdoor.TDSS files, it's possible that Backdoor.TDSS will reappear after reboot. Follow the Backdoor.TDSS detection and removal methods below.

Backdoor.TDSS Automatic Detection (Recommended)

Is your PC infected with Backdoor.TDSS? To safely & quickly detect Backdoor.TDSS, we highly recommend you...

Download SpyHunter's Malware Scanner.

SpyHunter's free version is only for malware detection. If SpyHunter's malware scanner detects Backdoor.TDSS on your PC, you will need to purchase SpyHunter's malware removal tool to remove Backdoor.TDSS and other malware threats.

Backdoor.TDSS Manual Removal Instructions

Below is a list of Backdoor.TDSS manual removal instructions and Backdoor.TDSS components listed to help you remove Backdoor.TDSS from your PC. Backup Reminder: Always be sure to back up your PC before making any changes.

Note: This manual removal process may be difficult and you run the risk of destroying your computer. We recommend that you use SpyHunter's malware detection tool to check for Backdoor.TDSS.

Step 1 : Use Windows File Search Tool to Find Backdoor.TDSS Path

1. Go to Start > Search > All Files or Folders.
2. In the "All or part of the the file name" section, type in "Backdoor.TDSS" file name(s).
3. To get better results, select "Look in: Local Hard Drives" or "Look in: My Computer" and then click "Search" button.
4. When Windows finishes your search, hover over the "In Folder" of "Backdoor.TDSS", highlight the file and copy/paste the path into the address bar. Save the file's path on your clipboard because you'll need the file path to delete Backdoor.TDSS in the following manual removal steps.

Step 2 : Use Windows Task Manager to Remove Backdoor.TDSS Processes

1. To open the Windows Task Manager, use the combination of CTRL+ALT+DEL or CTRL+SHIFT+ESC.
2. Click on the "Image Name" button to search for "Backdoor.TDSS" process by name.
3. Select the "Backdoor.TDSS" process and click on the "End Process" button to kill it.
4. Remove the "Backdoor.TDSS" processes files:
5. %ALLUSERSPROFILE%\Application Data\Microsoft\Network\svchost.exe
   Read more about How to kill Backdoor.TDSS Processes

Step 3 : Use Registry Editor to Remove Backdoor.TDSS Registry Values

1. To open the Registry Editor, go to Start > Run > type regedit and then press the "OK" button.
2. Locate and delete the entry or entries whose data value (in the rightmost column) is the spyware file(s) detected earlier.
3. To delete "Backdoor.TDSS" value, right-click on it and select the "Delete" option.
4. Locate and delete "Backdoor.TDSS" registry entries:
5. Microsoft\Windows NT\CurrentVersion\tdssdata
   Read more about How to Remove Backdoor.TDSS Registry Entries

Step 4 : Use Windows Command Prompt to Unregister Backdoor.TDSS DLL Files

1. To open the Windows Command Prompt, go to Start > Run > type cmd and then click the "OK" button.
2. Type "cd" in order to change the current directory, press the "space" button, enter the full path to where you believe the Backdoor.TDSS DLL file is located and press the "Enter" button on your keyboard. If you don't know where Backdoor.TDSS DLL file is located, use the "dir" command to display the directory's contents.
3. To unregister "Backdoor.TDSS" DLL file, type in the exact directory path + "regsvr32 /u" + [DLL_NAME] (for example, :C\Spyware-folder\> regsvr32 /u Backdoor.TDSS.dll) and press the "Enter" button. A message will pop up that says you successfully unregistered the file.
4. Search and unregister "Backdoor.TDSS" DLL files:
5. %SYSTEMROOT%\system32\lasmcnyjaa.dll %SYSTEMROOT%\system32\osajuhzzwtyo.dll %SYSTEMROOT%\system32\mdqhqxcejju.dll TDSSnrse.dll TDSSfpmp.dll TDSSoeqh.dll TDSSliqp.dll TDSSciou.dll TDSScfgb.dll TDSSnrsr.dll TDSSriqp.dll TDSScfub.dll
   Read more about How to Remove Backdoor.TDSS DLL Files

Step 5 : Detect and Delete Other Backdoor.TDSS Files

1. To open the Windows Command Prompt, go to Start > Run > type cmd and then press the "OK" button.
2. Type in "dir /A name_of_the_folder" (for example, C:\Spyware-folder), which will display the folder's content even the hidden files.
3. To change directory, type in "cd name_of_the_folder".
4. Once you have the file you're looking for type in "del name_of_the_file".
5. To delete a file in folder, type in "del name_of_the_file".
6. To delete the entire folder, type in "rmdir /S name_of_the_folder".
7. Select the "Backdoor.TDSS" process and click on the "End Process" button to kill it.
8. Remove the "Backdoor.TDSS" processes files:
9. TDSSnrse.dll TDSSfpmp.dll TDSSoeqh.dll TDSSliqp.dll TDSSmhct.sys TDSSciou.dll TDSScfgb.dll TDSSosvn.dat TDSSmhxt.sys TDSSmaxt.sys TDSSnrsr.dll TDSSriqp.dll TDSScfub.dll %ALLUSERSPROFILE%\Application Data\Microsoft\Network\svchost.exe %SYSTEMROOT%\system32\lasmcnyjaa.dll %SYSTEMROOT%\system32\osajuhzzwtyo.dll %SYSTEMROOT%\system32\mdqhqxcejju.dll
   Read more about How to Delete Harmful Files

Backdoor.TDSS Recommendation

RECOMMENDED: To avoid the unnecessary risk of damaging your computer, we highly recommend you use a good malware remover to track Backdoor.TDSS and automatically remove Backdoor.TDSS as well as other spyware, adware, trojans, and virus threats in your PC.

If you believe you have Backdoor.TDSS installed on your computer, check for Backdoor.TDSS with SpyHunter's Malware Scanner.

SpyHunter's free version is only for malware detection. To remove Backdoor.TDSS and other malware threats, you will need to purchase SpyHunter's malware removal tool. Since new Backdoor.TDSS files are constantly being released, it is normally advised to run SpyHunter's scanner weekly to get the latest updates on Backdoor.TDSS and other malware threats.

To learn more on Backdoor.TDSS, see our Backdoor.TDSS resource section below.

Backdoor.TDSS Technical Details

The following Backdoor.TDSS components and their MD5s:

More Backdoor.TDSS Resources

What is Backdoors?

Backdoor.TDSS is a type of Backdoors.

Backdoors exploit vulnerabilities of installed software to obtain remote, unauthorized access to your computer. Usually, backdoor spyware is secretly installed by viruses, worms, or sometimes even malicious adware programs. As the name suggests, backdoor spyware works sneakily, making it very difficult for you to find and disable without using anti-spyware technology.

Think you have Backdoor.TDSS? Run SpyHunter's malware scan and automatically detect Backdoor.TDSS on your PC.

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Backdoor.TDSS Prevention Rules

Protect your computer from Backdoor.TDSS and other spyware by following these four easy prevention rules.

Rule #1: Keep your Windows Security up-to-date

Microsoft provides updates weekly and can always be downloaded manually from the Microsoft website.
Tip: Regularly visit Windows Update and set your computer to receive security & critical updates automatically.

To get Microsoft Update, go to IE > Tools > Windows Update > Product Updates, and select "ALL High-Priority Security Updates" from the list.

Then open IE and go to Internet Options > Security > Internet, then press "Default Level", then OK. Now press "Custom Level."

Rule #2: Download and install a reliable anti-spyware software

A good anti-spyware software that recognizes current Backdoor.TDSS spyware as well as other forms of spyware can can be the answer to all your security issues. Listed below is an anti-spyware program that can effectively reverse the damage of your computer and detect Backdoor.TDSS automatically.

Download SpyHunter's Malware Scanner

SpyHunter's free version is only for malware detection. To remove Backdoor.TDSS and other malware threats, you will need to purchase SpyHunter's malware removal tool.

Rule #3: Install and keep your firewall turned on

A firewall is essential for a complete protection of your PC. Make sure that your firewall is always turned on. A firewall can prevent unwanted software like Backdoor.TDSS from infecting your computer.

Rule #4: Keep your anti-spyware definitions up-to-date

Since new Backdoor.TDSS files can be created every day, it is important to keep your anti-spyware program up-to-date. Your anti-spyware scanner should have an update feature where with a click of a button you can get new spyware definitions instantly. Often, an anti-spyware software will open an update window reminding you that there are new updates available.

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