Hi,
Download Ewido and install it. Then run, you will receive a warning message saying "Database not found", click "OK" for this. Next in the main screen, click "Update" and click "Start Update". After the update process, exit from Ewido.
Download CCleaner and install it.
Make Windows to show all files:-
Go to Start > My Computer.
Go to Tools menu, click Folder Options (Folder Option will be in View Menu in Win98).
Uncheck Hide protected operating system files.
Then, click to select the option Show hidden files and folders.
Click Apply and then click OK to exit.
Reboot in Safe Mode:-
Restart (or switch ON) the PC.
Then, keep tapping the F8 Key.
From the menu that will be displayed, out of which choose Safe Mode and press Enter.
Go to Add/Remove Programs in Control Panel, and uninstall Messenger PLUS 2, as it is known to bundle spyware along with it.
Run HijackThis and click Do only a System scan.
Then put a check mark infront of below listed entries:-
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://allneedsearch.com/spm.htm
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://allneedsearch.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://allneedsearch.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://opti.riviera.cc (obfuscated)
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://allneedsearch.com/spm.htm
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://allneedsearch.com/
R3 - URLSearchHook: (no name) - {02EE5B04-F144-47BB-83FB-A60BD91B74A9} - C:\Program Files\SurfSideKick 3\SskBho.dll
O1 - Hosts: 645238813 xuto.search.msn.com
O4 - HKLM\..\Run: [POINTER] point32.exe
O4 - HKLM\..\Run: [MessengerPlus2] "C:\Program Files\Messenger Plus! 2\MsgPlus.exe"
O4 - HKLM\..\Run: [Microsoft System Checkup] dbnetlib.exe
O4 - HKLM\..\Run: [NT Logging Service] syslog32.exe
O4 - HKLM\..\Run: [WinDriv32] C:\WINDOWS\System32\WinDriv32.exe
O4 - HKLM\..\Run: [ms ownage] winPE.exe
O4 - HKLM\..\Run: [SurfSideKick 3] C:\Program Files\SurfSideKick 3\Ssk.exe
O4 - HKLM\..\RunServices: [Microsoft System Checkup] dbnetlib.exe
O4 - HKLM\..\RunServices: [ms ownage] winPE.exe
O4 - HKCU\..\Run: [MessengerPlus2] "C:\Program Files\Messenger Plus! 2\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [sws.exe] c:\program files\HaldexLtd\teen276\od-teen276_gb[1].exe -remove
O4 - HKCU\..\Run: [System Update] C:\WINDOWS\System\services.exe
O4 - HKCU\..\Run: [WinDriv32] C:\WINDOWS\System32\WinDriv32.exe
O4 - HKCU\..\Run: [SurfSideKick 3] C:\Program Files\SurfSideKick 3\Ssk.exe
O4 - Global Startup: winlogon.exe
O8 - Extra context menu item: Web Search - C:\WINDOWS\ex.htm
O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
Close all other open programs except Hijackthis and click the button Fix Checked in HijackThis.
Exit from HijackThis. Delete these files:-
C:\WINDOWS\System32\winPE.exe
C:\WINDOWS\System\services.exe
C:\WINDOWS\System32\WinDriv32.exe
C:\WINDOWS\System\services.exe (Delete only the services.exe file inside the System folder and NOT the System32 folder)
C:\WINDOWS\ex.htm
C:\Documents and Settings\All Users\Start Menu\Programs\Startup\winlogon.exe
Delete these folders:-
C:\Program Files\Messenger Plus! 2
C:\Program Files\SurfSideKick 3
C:\program files\HaldexLtd
Go to Start > Search. Here click "All files and folders" in the left pane. Next, click on "More advanced options". Here select the options "Search system folders", "Search hidden files and folders" and "Search subfolders". Next, type/copy the below mentioned filenames and search for them, if you find them, right-click on each of them and click delete:-
point32.exe
dbnetlib.exe
syslog32.exe
winPE.exe
Run CCleaner, click "Options" button and here go to "Advanced" tab and uncheck the option "Only delete files in Windows Temp folder older than 48 hours". Click OK to exit from the Options. Finally click "Run Cleaner" and click "OK" to continue cleaning.
Run Ewido, click on the "Scanner" button in the left menu, then click on the "Start" button.
If ewido finds anything, it will pop up a notification. You can select "Clean" and check the boxes "Perform action with all infections" and "Create encrypted backup" before clicking on OK.
When the scan finishes, click on "Save Report". This will create a text file.
Reboot to Normal Mode, run HijackThis again and post a fresh log. Along with it, post the Ewido log also.