Boot into safe mode. See how HERE.
http://www.bleepingcomputer.com/forums/tutorial61.html
Turn off system restore.(XP/ME only) See how HERE.
http://www.bleepingcomputer.com/forums/tutorial56.html
In Windows Explorer, turn on "Show all files and folders, including hidden and system". See how HERE.
http://www.bleepingcomputer.com/forums/tutorial62.html
Click start/run and type services.msc into the run box and press the enter key.
When the window appears, maximise it. Double click on the following services(if there) and select stop if they are running. Set the startup type to disabled. Click apply/ok for each service you disable.
Command Service (cmdService)
close the services window.
Open your task manager, by holding down the ctrl and alt keys and pressing the delete key.
Click on the processes tab and end process for(if there).
bcrqo.exe
userinit.exe,mwyuyxk.exe
command.exe
Close task manager.
Click start/run and type regsvr32 /u C:\WINDOWS\system32\fpdrnznx.dll into the run box and press the enter key. Note the space between the 2 and the forward slash and again between the u and c.
Do the same for these entries as well.
C:\WINDOWS\system32\x3cqp0.dll
C:\WINDOWS\cfg32r.dll
C:\WINDOWS\cfg32o.dll
Run HJT with no other programmes open. Have HJT fix the following, by placing a tick in the little box next to(if there).
F2 - REG:system.ini: Shell=Explorer.exe, C:\WINDOWS\system32\bcrqo.exe
F2 - REG:system.ini: UserInit=C:\WINDOWS\system32\userinit.exe,mwyuyxk.exe
O2 - BHO: Yvakt Class - {2335EA94-74D6-46B4-BA93-8567DAC6CC9B} - C:\WINDOWS\system32\fpdrnznx.dll
O2 - BHO: Yvakt Class - {5C3E6596-C64F-48E0-AC1E-B9C6EB3A5915} - C:\WINDOWS\system32\x3cqp0.dll
O2 - BHO: CFG32S - {7564B020-44E8-4c9b-A887-C6EC41AC67DA} - C:\WINDOWS\cfg32r.dll
O2 - BHO: Scaggy Insert - {C68AE9C0-0909-4DDC-B661-C1AFB9F59898} - C:\WINDOWS\cfg32o.dll
O2 - BHO: (no name) - {E5E2A3E7-00FE-4D31-A030-A10799DDCA66} - (no file)
O9 - Extra button: (no name) - {4ABF810A-F11D-4169-9D5F-7D274F2270A1} - (no file)
O9 - Extra 'Tools' menuitem: Java - {4ABF810A-F11D-4169-9D5F-7D274F2270A1} - (no file)
O18 - Filter: text/html - {7B1EE13A-FE1E-48B0-AC2C-8ACC5E3BB7CB} - C:\WINDOWS\system32\fpdrnznx.dll
O23 - Service: Command Service (cmdService) - Unknown owner - C:\WINDOWS\TmFtZQ\command.exe
Click on the fix checked button.
Close HJT.
Locate and delete the following
bold files(if there).
C:\WINDOWS\
TmFtZQ\command.exe
C:\WINDOWS\system32\
fpdrnznx.dll
C:\WINDOWS\
cfg32o.dll
C:\WINDOWS\
cfg32r.dll
C:\WINDOWS\system32\
x3cqp0.dll
C:\WINDOWS\system32\userinit.exe,
mwyuyxk.exe
C:\WINDOWS\system32\
bcrqo.exe
Reboot into normal mode and turn system restore back on.
Post a fresh HJT log.
Regards Howard
