By Kristopher

How to Remove AboutBlank

Updated Apr 16, 2006

AboutBlank is a web browser hijacker that may change your web browser’s home page and redirect your URLs to international and pornographic websites. Every time you reboot your system AboutBlank may re-install itself.

Do You Have AboutBlank?

When you’re infected with badware — whether it’s AboutBlank, spyware, adware, a Trojan, or a virus — there are a few key symptoms. Have you noticed…

  • Slow computer performance: It just takes one parasite like AboutBlank to slow your computer dramatically. If your PC takes longer than usual to reboot, or if your Internet connection is unusually slow, you may be infected with AboutBlank.
  • New desktop shortcuts or switched homepage: Badware like AboutBlank may change your Internet settings to redirect your homepage to another site. Badware can even add desktop shortcuts to your PC.
  • Annoying popups: Badware can bombard your computer with popup ads, even when you’re not online. Through these popups, you may be tricked into downloading more spyware.

How to Remove AboutBlank Manually

AboutBlank warning Before we get started, you should backup your system and your registry, so it’ll be easy to restore your computer if anything goes wrong.

To remove AboutBlank manually, you need to delete AboutBlank files. Not sure how to delete AboutBlank files? Click here, and I’ll show you. Otherwise, go ahead and…

Remove AboutBlank processes:

phafxfa.exe
svhost.exe
smbdins.exe
sethcd.exe
tsmsetup.exe

Stop AboutBlank registry values:

HKEY_LOCAL_MACHINE\software\microsoft\internet explorer\toolbar {06abaa2d-34ab-4902-a326-409bd9b9a7a5}
HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\explorer\browser helper objects\{b664647f-efd5-4837-a810-a807139107e5}
HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\run network service
HKEY_CLASSES_ROOT\clsid\{06abaa2d-34ab-4902-a326-409bd9b9a7a5}
HKEY_CLASSES_ROOT\clsid\{b664647f-efd5-4837-a810-a807139107e5}
HKEY_CLASSES_ROOT\clsid\{ce6a1268-9cc9-4ba3-8657-fe1132906cc4}
HKEY_CURRENT_USER\software\microsoft\internet explorer\toolbar\webbrowser {06abaa2d-34ab-4902-a326-409bd9b9a7a5}
HKEY_CURRENT_USER\software\microsoft\windows\currentversion\run network service

Unregister AboutBlank DLL files:

wdm.dll
achpjba.dll
cbme.dll
se.dll
iesp1.dll

Delete AboutBlank files:

ld[X].tmp
syg.db
spyfalcon.url
blacklist.txt
english.ini
spyfalcon 2.0.lnk
uninstall spyfalcon 2.0.lnk
spyfalcon 2.0.lnk
spyfalcon 2.0 website.lnk
spyfalcon.lnk
spyfalcon 2.0.lnk

Note: In any AboutBlank files I mention above, “%UserProfile%” is a variable referring to your current user’s profile folder. If you’re using Windows NT/2000/XP, by default this is “C:\Documents and Settings\[CURRENT USER]” (e.g., “C:\Documents and Settings\JoeSmith”). If you have any questions about manual AboutBlank removal, go ahead and leave a comment.

How Do You Remove AboutBlank Files?

Need help figuring out how to delete AboutBlank files? While there’s some risk involved, and you should only manually remove AboutBlank files if you’re comfortable editing your system, you’ll find it’s fairly easy to delete AboutBlank files in Windows.

How to delete AboutBlank files in Windows XP and Vista:

  1. Click your Windows Start menu, and then click “Search.”
  2. A speech bubble will pop up asking you, “What do you want to search for?” Click “All files and folders.”
  3. Type a AboutBlank file in the search box, and select “Local Hard Drives.”
  4. Click “Search.” Once the file is found, delete it.

How to stop AboutBlank processes:

  1. Click the Start menu, select Run.
  2. Type taskmgr.exe into the the Run command box, and click “OK.” You can also launch the Task Manager by pressing keys CTRL + Shift + ESC.
  3. Click Processes tab, and find AboutBlank processes.
  4. Once you’ve found the AboutBlank processes, right-click them and select “End Process” to kill AboutBlank.

How to remove AboutBlank registry keys:

AboutBlank warning Because your registry is such a key piece of your Windows system, you should always backup your registry before you edit it. Editing your registry can be intimidating if you’re not a computer expert, and when you change or a delete a critical registry key or value, there’s a chance you may need to reinstall your entire system. Make sure your backup your registry before editing it.

  1. Select your Windows menu “Start,” and click “Run.” An “Open” field will appear. Type “regedit” and click “OK” to open up your Registry Editor.
  2. Registry Editor will open as a window with two panes. The left side Registry Editor’s window lets you select various registry keys, and the right side displays the registry values of the registry key you select.
  3. To find a registry key, such as any AboutBlank registry keys, select “Edit,” then select “Find,” and in the search bar type any of AboutBlank’s registry keys.
  4. As soon as AboutBlank registry key appears, you can delete the AboutBlank registry key by right-clicking it and selecting “Modify,” then clicking “Delete.”

How to delete AboutBlank DLL files:

  1. First locate AboutBlank DLL files you want to delete. Open your Windows Start menu, then click “Run.” Type “cmd” in Run, and click “OK.”
  2. To change your current directory, type “cd” in the command box, press your “Space” key, and enter the full directory where the AboutBlank DLL file is located. If you’re not sure if the AboutBlank DLL file is located in a particular directory, enter “dir” in the command box to display a directory’s contents. To go one directory back, enter “cd ..” in the command box and press “Enter.”
  3. When you’ve located the AboutBlank DLL file you want to remove, type “regsvr32 /u SampleDLLName.dll” (e.g., “regsvr32 /u jl27script.dll”) and press your “Enter” key.

That’s it. If you want to restore any AboutBlank DLL file you removed, type “regsvr32 DLLJustDeleted.dll” (e.g., “regsvr32 jl27script.dll”) into your command box, and press your “Enter” key.

Did AboutBlank change your homepage?

  1. Click Windows Start menu > Control Panel > Internet Options.
  2. Under Home Page, select the General > Use Default.
  3. Type in the URL you want as your home page (e.g., “http://www.homepage.com”).
  4. Select Apply > OK.
  5. You’ll want to open a fresh web page and make sure that your new default home page pops up.

AboutBlank Removal Tip

Is your computer acting funny after deleting any AboutBlank files? I recommend using a program like File Recover from PC Tools. File Recover saves deleted files that otherwise can’t be recovered by Windows operating sytem.

Want to save time finding AboutBlank files? Download Spyware Doctor, let it find the AboutBlank files for you, and then manually delete AboutBlank files.

How Did You Get AboutBlank?

Wondering how AboutBlank ended up on your PC? If you’re infected with AboutBlank or other badware, perhaps you were using…

  • Freeware or shareware: Did you download and install shareware or freeware? These low-cost or free software applications may come bundled with spyware, adware, or programs like AboutBlank. Sometimes adware is attached to the free software to “pay” developers for the cost of creating the software, and more often spyware is secretly attached to free software to harm your computer and steal your personal and financial information.
  • Peer-to-peer software: Do you use a peer-to-peer (P2P) program or other application with a shared network? When you use these applications, you put your system at risk for unknowingly downloading an infected file, including applications like AboutBlank.
  • Questionable websites: Did you visit a website that’s of questionable nature? When you visit malicious sites that are fishy and phishy, badware may be automatically downloaded and installed onto your computer, sometimes including applications like AboutBlank. I recommend you use Firefox web browser, if you don’t already.

Understanding AboutBlank

If you’re infected with AboutBlank, you should know what you’re fighting. I’ll explain some definitions related to AboutBlank.

AboutBlank May Be a Browser Hijacker

Browser hijackers can change your web browser settings. Browser hijackers may change your home page to or redirect your searches through a pay-per-click site to make money, and browser hijackers may also monitor your web activities. Often, resetting your web browser to its default settings will not remove or stop the browser hijacker from working.

AboutBlank is also known as: About Blank Hijack, About:Blank Trojan, About:Blank Homepage Hijacker, About:Blank Backdoor, About:Blank Search Hijacker, CWS.Aboutblank, About Blank Adware, About Blank, About Blank Spyware, About Blank Virus, About Blank Trojan, About Blank Home page Hijacker, About Blank Back door, About Blank Search Hi jacker, CWS Aboutblank, AboutBlank Adware, AboutBlank Spyware, AboutBlank Virus

Filed Under: Browser Hijackers
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