How can I Remove WIN32:Crypt-DAG Virus Completely?

Posted by Britt Duncan - April 28, 2015

WIN32:Crypt-DAG is a new tricky Trojan horse which is able to attack Windows based PC without notification. It is capable of bypassing tracking and detection of normal antivirus software, because the virus file is small and highly contagious. As you know, the virus file can be bundled with many internet resources, such as installation packages of various freeware or normal applications, email attachments, hyperlinks in unsafe websites, infected removable devices and many others. Once it resides in targeted system, WIN32:Crypt-DAG can infect most system files or data, and destroy system configurations in a short time, which just triggers many pop-up system errors and false security warnings.

5

In this case, most frequently-used programs including browser, MS office and even antivirus software are most likely to be blocked and even totally disabled. You may try to fix all these issues with advanced antivirus, but actually you find out that there are hundreds of registry entries and system files have been corrupted and replaced, resulting in failure of auto removal. Furthermore, PC screen could be locked, and at last you won’t be able to log in the infected PC at all. All in all, it is urgent to entirely remove WIN32:Crypt-DAG from your system before it downloads extra virus infections like cheap4all pop-up and zombie invasion ads. And the best way for you is to perform a complete removal.

WIN32:Crypt-DAG Virus Is a Big Trouble :

1. It is a risky Trojan virus that penetrates into your system secretly;
2. It adds harmful files or scripts to major part of the system;
3. It could cut off the access to the installed antivirus software;
4. It may bring in spyware or other privacy-invasive malware;
5. It keeps mutating and updating all the time;
6. It steals your privacy and compromises your security.

Note: The following removal needs certain computer skills. If you want to avoid any accident caused by wrong manual operation and save your time, it is recommended to use this powerful Automatic Virus Removal Tool to save your time and trouble.

Download Automatic Virus Removal Tool Now

Effective Way to Remove WIN32:Crypt-DAG

Step One: Enter Safe Mode.

*For Windows 7/Vista/XP users:

a. Restart the computer. Before Windows Welcome interface appears, please tap F8key constantly until Windows Advanced Options Menu displays.

b. On the black screen of Windows Advanced Options Menu, use the arrow key to move down and choose Safe Mode option by highlighting it. Then hit Enter on the Keyboard.

*For Windows 8 users:

a. Select Settings on the charm bar and then Power options. Press and hold Shift key on the keyboard and click Restart.

b. Click Troubleshoot on the displaying Choose an option menu and then Advanced option to proceed.

c. Choose Windows Startup Settings next and press Restart. After that, the computer will reboot and show nine start-up settings, click F4 to enter Safe Mode.

Step Two: Empty temp files to clean out harmful files.

a. Hold and press Win + R key together and bring up Run box.

b. Put in %temp% and hit Enter key, temp file folder will display automatically.
c. Select all items by pressing Ctrl + A key together, right click the mouse and select delete to remove them all.

Step Three: Get rid of registry items related to WIN32:Crypt-DAG.

a. Back up registry entries in case of any mistaken operation.

To know how to back up registry files, please click here to know more.

b. Tap Win + R key altogether to display Run box. Open Registry Editor by putting regedit in Runbox and hit Enter.

c. Look through the registry entries and find out all listed harmful items. Right click on them and click Deleteto remove.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ‘1’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ‘0’

d. Examine following entries respectively. Seeing any suspicious key value started with Run, right click on it and select Delete.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Current Version
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders Startup=”C:\windows\start menu\programs\startup

Step Four: Terminate processes and service run by WIN32:Crypt-DAG virus.

a. Activate Task Manager. Click Ctrl + Alt +Delete for Win 7/XP users, and Ctrl + Shift + ESC for Win8 users.
b. Move to View tab and choose Select Columns from the list. Tick Image Path Nameand PID, click OK.

c. Search for harmful processes and services of the virus listed in the following. Click on the items to select them and click End processes.

random.exe

Step Five: Delete hidden files of WIN32:Crypt-DAG virus.

*For Windows 7/XP/Vista users

a. Open Control Panel/ from Start menu and choose Folder Options to proceed.

b. Find Viewtab and select Show hidden files and folders at Advanced Settings column. Then click OK to apply the change.

c. Search for the futile files listed below in the computer by following the path name and delete them permanently.

%AllUsersProfile%
%AllUsersProfile%\Programs\{random letters}\
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

*For Windows 8 users

a. Open Windows Explorer from Start screen, navigate to View tab. At Show/Hide column, tick both File name extensions and Hidden items and hit Enter.

b. All hidden malicious files outlined below are now displaying. Find out all of them and remove altogether.

C:\Windows/system/user32
c:\Windows\System32\services.exe
C:\WINDOWS\system32\winntddu.dll
C:\Windows\Installer\{648c7366-661d-8c7c-a2b5-bfc01b210a94}\U\000000CB.

Video of How to Delete a Virus from Registry:

Tips to Prevent WIN32:Crypt-DAG Invasion

1. Stay away from insecure websites. Download programs, files and update package from trustworthy official addresses only;
2. Update the virus database of the installed antivirus program on a regular basis. Please keep it running real-time protection to lower the chance of being attacked.
3. Upgrade the existing applications immediately once there are notifications of update so as to prevent any system vulnerablility;
4. Be attentive when receiving unknown links from social networking sites, instant message clients and group emails. They might contain a copy of this virus.

Automatically Remove All Nasty Viruses (Recommended)

Not every victim can manually get rid of the virus with success, because the virus mutates very quickly to avoid being detected and deleted from your computer. If you have no idea about where its malicious files are really hiding, it is recommended that you use this powerful Automatic Virus Removal Tool to help you save your time and hassle.

Download Automatic Virus Removal Tool Now

Note: SpyHunter is a powerful anti-malware tool. Its malware scanner checks to see if your computer is infected with malware for free. If you want to remove the detected malware, you will need to purchase it. More information about the program can be found in SpyHunter review. If you do not want to use it, uninstall SpyHunter here.

WIN32:Crypt-DAG is a new tricky Trojan horse which is able to attack Windows based PC without notification. It is capable of bypassing tracking and detection of normal antivirus software, because the virus file is small and highly contagious. As you know, the virus file can be bundled with many internet resources, such as installation packages of various freeware or normal applications, email attachments, hyperlinks in unsafe websites, infected removable devices and many others. Once it resides in targeted system, WIN32:Crypt-DAG can infect most system files or data, and destroy system configurations in a short time, which just triggers many pop-up system errors and false security warnings.

5

In this case, most frequently-used programs including browser, MS office and even antivirus software are most likely to be blocked and even totally disabled. You may try to fix all these issues with advanced antivirus, but actually you find out that there are hundreds of registry entries and system files have been corrupted and replaced, resulting in failure of auto removal. Furthermore, PC screen could be locked, and at last you won’t be able to log in the infected PC at all. All in all, it is urgent to entirely remove WIN32:Crypt-DAG from your system before it downloads extra virus infections like cheap4all pop-up and zombie invasion ads. And the best way for you is to perform a complete removal.

WIN32:Crypt-DAG Virus Is a Big Trouble :

1. It is a risky Trojan virus that penetrates into your system secretly;
2. It adds harmful files or scripts to major part of the system;
3. It could cut off the access to the installed antivirus software;
4. It may bring in spyware or other privacy-invasive malware;
5. It keeps mutating and updating all the time;
6. It steals your privacy and compromises your security.

Note: The following removal needs certain computer skills. If you want to avoid any accident caused by wrong manual operation and save your time, it is recommended to use this powerful Automatic Virus Removal Tool to save your time and trouble.

Download Automatic Virus Removal Tool Now

Effective Way to Remove WIN32:Crypt-DAG

Step One: Enter Safe Mode.

*For Windows 7/Vista/XP users:

a. Restart the computer. Before Windows Welcome interface appears, please tap F8key constantly until Windows Advanced Options Menu displays.

b. On the black screen of Windows Advanced Options Menu, use the arrow key to move down and choose Safe Mode option by highlighting it. Then hit Enter on the Keyboard.

*For Windows 8 users:

a. Select Settings on the charm bar and then Power options. Press and hold Shift key on the keyboard and click Restart.

b. Click Troubleshoot on the displaying Choose an option menu and then Advanced option to proceed.

c. Choose Windows Startup Settings next and press Restart. After that, the computer will reboot and show nine start-up settings, click F4 to enter Safe Mode.

Step Two: Empty temp files to clean out harmful files.

a. Hold and press Win + R key together and bring up Run box.

b. Put in %temp% and hit Enter key, temp file folder will display automatically.
c. Select all items by pressing Ctrl + A key together, right click the mouse and select delete to remove them all.

Step Three: Get rid of registry items related to WIN32:Crypt-DAG.

a. Back up registry entries in case of any mistaken operation.

To know how to back up registry files, please click here to know more.

b. Tap Win + R key altogether to display Run box. Open Registry Editor by putting regedit in Runbox and hit Enter.

c. Look through the registry entries and find out all listed harmful items. Right click on them and click Deleteto remove.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ‘1’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ‘0’

d. Examine following entries respectively. Seeing any suspicious key value started with Run, right click on it and select Delete.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Current Version
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders Startup=”C:\windows\start menu\programs\startup

Step Four: Terminate processes and service run by WIN32:Crypt-DAG virus.

a. Activate Task Manager. Click Ctrl + Alt +Delete for Win 7/XP users, and Ctrl + Shift + ESC for Win8 users.
b. Move to View tab and choose Select Columns from the list. Tick Image Path Nameand PID, click OK.

c. Search for harmful processes and services of the virus listed in the following. Click on the items to select them and click End processes.

random.exe

Step Five: Delete hidden files of WIN32:Crypt-DAG virus.

*For Windows 7/XP/Vista users

a. Open Control Panel/ from Start menu and choose Folder Options to proceed.

b. Find Viewtab and select Show hidden files and folders at Advanced Settings column. Then click OK to apply the change.

c. Search for the futile files listed below in the computer by following the path name and delete them permanently.

%AllUsersProfile%
%AllUsersProfile%\Programs\{random letters}\
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

*For Windows 8 users

a. Open Windows Explorer from Start screen, navigate to View tab. At Show/Hide column, tick both File name extensions and Hidden items and hit Enter.

b. All hidden malicious files outlined below are now displaying. Find out all of them and remove altogether.

C:\Windows/system/user32
c:\Windows\System32\services.exe
C:\WINDOWS\system32\winntddu.dll
C:\Windows\Installer\{648c7366-661d-8c7c-a2b5-bfc01b210a94}\U\000000CB.

Video of How to Delete a Virus from Registry:

Tips to Prevent WIN32:Crypt-DAG Invasion

1. Stay away from insecure websites. Download programs, files and update package from trustworthy official addresses only;
2. Update the virus database of the installed antivirus program on a regular basis. Please keep it running real-time protection to lower the chance of being attacked.
3. Upgrade the existing applications immediately once there are notifications of update so as to prevent any system vulnerablility;
4. Be attentive when receiving unknown links from social networking sites, instant message clients and group emails. They might contain a copy of this virus.

Automatically Remove All Nasty Viruses (Recommended)

Not every victim can manually get rid of the virus with success, because the virus mutates very quickly to avoid being detected and deleted from your computer. If you have no idea about where its malicious files are really hiding, it is recommended that you use this powerful Automatic Virus Removal Tool to help you save your time and hassle.

Download Automatic Virus Removal Tool Now

Note: SpyHunter is a powerful anti-malware tool. Its malware scanner checks to see if your computer is infected with malware for free. If you want to remove the detected malware, you will need to purchase it. More information about the program can be found in SpyHunter review. If you do not want to use it, uninstall SpyHunter here.

Note: Four benefits you will get from Auto Virus Removal Tool:

1. Virus Scanner - powerful, professional and easy-to-use

Auto Virus Removal Tool is a powerful, professional and easy-to-use application that will safely and effectively scan the computer's memory, registry, cookies and files for infected items. A small action will remove all infections, so it is especially simple for new users.

2. Spyware HelpDesk - Free customized fix

Spyware HelpDesk is a unique and highly effective interface through which you can contact our technical support department! If our tool is unable to remove an infection from your computer, our team will be happy to generate a customized fix for you,which is absolutely free.

3. System Guards - Protect your system

With integrated techniques, the new feature System Guards protects your system through blocking malicious processes from executing and running on the system. You can then gain the whole control over all processes including those authorized and unauthorized ones.

4. Network Sentry - guarantee the Internet safety

Network Sentry is to guarantee your Internet safety and secure. It prevents malicious software from modifying networking settings such as HOSTS files, Windows system files, DNS servers and explorer homepage settings. You don't need to worry about encountering unauthorized redirections as this tool will notify you if any changes are made.


Download Automatic Virus Removal Tool Now
Note: SpyHunter is a powerful anti-malware tool. Its malware scanner checks to see if your computer is infected with malware for free. If you want to remove the detected malware, you will need to purchase it. More information about the program can be found in SpyHunter review. If you do not want to use it, uninstall SpyHunter here.



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