Hello and welcome to Techspot.
You are running a completely unpatched version of Windows XP.
Once your system has been cleaned up. please install at least sp1, and preferably sp2.
Boot into safe mode see how
HERE
Turn off system restore.(XP/ME only) See how
HERE
In Windows Explorer, turn on "Show all files and folders, including hidden and system". See how
HERE
Run HJT with no other programmes open, and let HJT fix the following by placing a tick in the little box next to(if there)
Fix all R1 and R0 entries.
Fix all 01 entries.
O2 - BHO: (no name) - {32E9E0E2-02C7-4418-8E3B-137A21088799} - (no file)
O2 - BHO: (no name) - {3BA765C2-08DB-4fe2-9279-311CA10D582A} - (no file)
O2 - BHO: (no name) - {9ECB9560-04F9-4bbc-943D-298DDF1699E1} - (no file)
O2 - BHO: (no name) - {BDF3E430-B101-42AD-A544-FADC6B084872} - (no file)
Fix all 016 DPF entries.
O20 - Winlogon Notify: DateTime - C:\WINDOWS\
O20 - Winlogon Notify: sndu32 - C:\WINDOWS\SYSTEM32\sndu32.dll
Now click on the fix checked button.
Close HJT.
Reboot into normal mode. Hopefully you will now be able to access the net.
Go and read both these threads by RBS. Follow all the instructions exactly.
How to remove Trojans and its ilk! and
How to remove Begin2search / coolwebsearch and other nasties.
Once you`ve done that. Please install one of the service packs I mentioned above.
Then, post a fresh HJT log.
Regards Howard :wave: :wave: