The system is far from clean yet.
You might want to copy and paste these instructions into a notepad file. Then you can have the file open in safe mode, so you can follow the instructions easier.
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
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).
ALCXMNTR.EXE
b1a8a6a5.exe
pgpzge.exe
gdnUS2218.exe
Close task manager.
Run HJT with no other programmes open(except notepad).Click the scan button. Have HJT fix the following, by placing a tick in the little box next to(if there).
O3 - Toolbar: hp toolkit - {B2847E28-5D7D-4DEB-8B67-05D28BCF79F5} - C:\HP\EXPLOREBAR\HPTOOLKT.DLL
O4 - HKLM\..\Run: [AlcxMonitor] ALCXMNTR.EXE
O4 - HKLM\..\Run: [slfuijv] c:\windows\system32\pgpzge.exe
O4 - HKLM\..\Run: [b1a8a6a5.exe] C:\WINDOWS\system32\b1a8a6a5.exe
O4 - HKCU\..\Run: [b1a8a6a5.exe] C:\Documents and Settings\Owner\Local Settings\Application Data\b1a8a6a5.exe
O9 - Extra button: Instant Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} -
http://cn.rd.yahoo.com/home/messenger/bjk/clientbtn/?http://cn.messenger.yahoo.c om/ (file missing)
O16 - DPF: {00BF3C8D-1C0C-5F86-2BF2-1EA502606884} -
http://85.255.113.214/1/gdnUS2218.exeFix all the 016-PDF entries that are the same as this. I.E have the gdnUS2218.exe file at the end.
O21 - SSODL: fairydom - {5839511e-ec1b-4f91-ace3-fb88e52f5239} - (no file)
Click on the fix checked button.
Close HJT.
Locate and delete the following
bold files and/or directories(if there).
C:\WINDOWS\
ALCXMNTR.EXE
C:\WINDOWS\system32\
b1a8a6a5.exe
C:\windows\system32\
pgpzge.exe
C:\Documents and Settings\Owner\Local Settings\Application Data\
b1a8a6a5.exe
gdnUS2218.exe<You will need to search your system for this file and delete all instances of it(if there).
Reboot into normal mode and turn system restore back on.
Post a fresh HJT log.
Regards Howard
