Exploit nso12k.sys

Overview

Exploit nso12k.sys is the detection name for a group of software components that were installed without user consent by exploiting a security hole.

Classification

Install without user consent

Files

win_5.dll, winlr32.dll, lsasss.exe, nso12k.sys, loader[1].exe, nsol2k.sys, etc

If you have any of the files related to Exploit nso12k.sys on your system, please send them for additional analysis. Generally, I have only analysed a few versions for each software component listed at this web site. With your help I will be able to look at both old and more recent versions of the Exploit nso12k.sys software. Thank you very much for your time!

Vendor

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End User License Agreement

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Detection

Bazooka Adware and Spyware Scanner detects Exploit nso12k.sys. Bazooka is freeware and detects spyware, adware, foistware, trojan horses, viruses, worms and other potentially unwanted applications. Read more »

Uninstall Exploit nso12k.sys with FreeFixer

I'm working on a general purpose tool for removing unwanted software. The tool is called FreeFixer and can help you remove unwanted Browser Helper Objects, Internet Explorer toolbars and software that starts automatically when you reboot your computer, so it can offer some assistance while uninstalling Exploit nso12k.sys. The manual removal instructions listed below will help you to identify what to delete with FreeFixer.

Read more about FreeFixer.

Manual removal

Please follow the instructions below if you would like to remove Exploit nso12k.sys manually. Please notice that you must follow the instructions very carefully and delete everything that is mentioned. In most cases the removal will fail if one single item is not deleted. If Exploit nso12k.sys remains on your system after stepping through the removal instructions, please double-check by stepping through them again.

1. Start your computer in safe mode.
2. Start the registry editor. This is done by clicking Start then Run. (The Run dialog will appear.) Type regedit and click OK. (The registry editor will open.)
3. Delete 'HKEY_LOCAL_MACHINE \ SOFTWARE \ Classes \ CLSID \ {58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}', if it exists.
4. Delete 'HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Browser Helper Objects \ {58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}', if it exists.
5. Browse to the key:
   'HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Run'
6. In the right pane, delete the value called 'WMDM PMSP Service', 'Lexmark_X79-55' and 'startdrv', if they exists.
7. Exit the registry editor.
8. Start Windows Explorer and delete:
   C:\Documents and Settings\All Users\Dokument\Settings\partnership.dll'
   %WinDir%\startdrv.exe
   %SystemDir%\lsasss.exe
   %SystemDir%\cssrss.exe
   %SystemDir%\nso12k.sys
   %SystemDir%\win_0.dll
   %SystemDir%\win_1.dll
   %SystemDir%\win_2.dll
   %SystemDir%\win_3.dll
   %SystemDir%\win_4.dll
   %SystemDir%\win_5.dll
   %SystemDir%\win_6.dll
   %SystemDir%\win_7.dll
   %SystemDir%\win_8.dll
   %SystemDir%\win_9.dll
   %SystemDir%\win_10.dll
   %SystemDir%\win_11.dll
   Note: %WinDir% is a variable (?). By default, this is C:\Windows (Windows 95/98/Me/XP) or C:\WINNT (Windows NT/2000).
   Note: %SystemDir% is a variable (?). By default, this is C:\Windows\System (Windows 95/98/Me), C:\WINNT\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).
   

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Contact information for Exploit nso12k.sys's vendor

In order to provide correct, accurate and updated information about Exploit nso12k.sys I encourage the vendor to contact me if any part of this write-up needs a revision.