Description
An IE browser helper object that detects visits to known sites and redirects them through a third-party server in order to take the affiliate fees. WurldMedia even steals the fees from other webmasters when you use their own links.
Variants
WurldMedia/bpboh: initial variant. You have this variant if there is a file called "bpboh.dll" in your Windows directory. Presumbly the name should have been 'bpbho' (Buyers' Port Browser Helper Object), but someone made a typo. There will also be a 'rdxrNNNN.de' file containing an encoded target list. (NNNNNN is some numbers, looks like a date.)
WurldMedia/mbho: newer version. Installs 'mbho.dll' and the 'rdxr' data file in the System directory instead of the Windows directory. Installer is not so stealthy and includes an option to prompt the user before redirecting a merchant site. However, if "enable" (the default option) is chosen on any of these prompts, it will be silent again forever.
WurldMedia/MSCStat. In this variant you get an 'MSCStat.exe' system tray program in the System directory, with an 'msc(numbers).de' file and 'ad(numbers).de.xml' as well as the files from the mbho variant.
Also known as
Morpheus Shopping Club.
Distribution
Included in Gnutella-based releases of the Morpheus file-sharing program, except for the first, very early preview releases.
What it does
Advertising
No.
Privacy violation
Yes. WurldMedia will be informed of visits to any of their targeted sites with referring site information and user-tracking through a unique ID built into the software.
Security issues
Unknown. The Licence in the newer 'mbho' variant implies that there may be some sort of self-update feature however I have not caught it doing this. When a new IE window is opened it connects to its server to download an updated list of targeted sites; it would presumably be at this point that any updates would happen.
Stability problems
The redirect mechanism used by this software breaks the web browser's 'back' button.
Removal
Uninstalling Morpheus does not remove WurldMedia. There is no uninstall function. Ad-Aware and Spybot S&D can currently remove the bpboh and mbho variants, but do not remove the extra components in the MSCStat variant.
Manual removal
Before you can delete the bpboh or mbho DLL, you will need to deregister it. For Windows 95/98/Me, enter one of the following commands:
bpboh variant
"%WinDir%\SYSTEM\regsvr32.exe" /u "%WinDir%\bpboh.dll"
mbho/MSCStat variant
"%WinDir%\SYSTEM\regsvr32.exe" /u "%WinDir%\SYSTEM\mbho.dll"
Or for Windows NT/2000/XP:
bpboh variant
regsvr32 /u "%WinDir%\bpboh.dll"
mbho/MSCStat variant
regsvr32 /u "%WinDir%\System32\mbho.dll"
After closing all Explorer windows (you may also have to restart the computer), you should be able to delete the DLL and also 'rdxrNNNNNN' in the same directory (the extension will be '.dat' for the bpboh variant, or '.de' for the other variants).
If you have the MSCStat variant you should also delete 'MSCStat.exe', 'adNNNNNN.de.xml' and 'mscNNNNNN.de'. There is also an HKEY_LOCAL_MACHINE\Software\rdxr to clean up in the registry if you like.
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Sounds like spyware to me, try AdAware.
From
this site.