Can't Install any Antivirus and Task Manager Disabled

[sid5e5]

Hi All,
Im new to this forum n got in thru Google search.
I am Not able to install any antivirus (Avira & Avast which I hav tried alredy).

Pls pls help to solve this problem as I am really worried abt downloading any programs without Antivirus.
I have copied the log file from HijackThis.Exe.

Here we go -

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:10:37 PM, on 6/27/2009
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe
C:\Program Files\Google\Google Talk\googletalk.exe
C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Update\GoogleUpdate.exe
C:\Program Files\Huawei technologies\HUAWEI Mobile Connect\HUAWEIDataCard.exe
C:\WINDOWS\system32\svchost.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\DOCUME~1\MGH\LOCALS~1\Temp\winriprgv.exe
C:\DOCUME~1\MGH\LOCALS~1\Temp\winhokgi.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Chrome\Application\chrome.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Documents and Settings\MGH\Desktop\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://us.rd.yahoo.com/customize/ie/...ch/search.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://us.rd.yahoo.com/customize/ie/.../www.yahoo.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://us.rd.yahoo.com/customize/ie/.../www.yahoo.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://us.rd.yahoo.com/customize/ie/...ch/search.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://us.rd.yahoo.com/customize/ie/.../www.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.yahoo.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://us.rd.yahoo.com/customize/ie/.../www.yahoo.com
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O4 - HKLM\..\Run: [RemoteControl] "C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe"
O4 - HKLM\..\Run: [LanguageShortcut] "C:\Program Files\CyberLink\PowerDVD\Language\Language.exe"
O4 - HKLM\..\Run: [googletalk] C:\Program Files\Google\Google Talk\googletalk.exe /autostart
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [UserFaultCheck] %systemroot%\system32\dumprep 0 -u
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Messenger (Yahoo!)] "C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe" -quiet
O4 - HKCU\..\Run: [Google Update] "C:\Documents and Settings\MGH\Local Settings\Application Data\Google\Update\GoogleUpdate.exe" /c
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O7 - HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System, DisableRegedit=1
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{ED44337B-E4DE-489E-AAB9-13D5CF2D1849}: NameServer = 218.248.240.181 208.67.220.220
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe

--
End of file - 4764 bytes

Pls pls help.
THanks a Million in advance.

Sid

 

[katana]

Please note that all instructions given are customised for this computer only,
the tools used may cause damage if used on a computer with different infections.

If you think you have similar problems, please post a log in the HJT forum and wait for help.

Hello and welcome to the forums

My name is Katana and I will be helping you to remove any infection(s) that you may have.

Please observe these rules while we work:

1. Please Read All Instructions Carefully
2. If you don't understand something, stop and ask! Don't keep going on.
3. Please do not run any other tools or scans whilst I am helping you
4. Failure to reply within 5 days will result in the topic being closed.
5. Please continue to respond until I give you the "All Clear"
   (Just because you can't see a problem doesn't mean it isn't there)

If you can do those few things, everything should go smoothly

Please Note, your security programs may give warnings for some of the tools I will ask you to use.
Be assured, any links I give are safe
----------------------------------------------------------------------------------------

Download and Run RSIT

• Please download Random's System Information Tool by random/random from here and save it to your desktop.
• Double click on RSIT.exe to run RSIT.
• Click Continue at the disclaimer screen.
• Once it has finished, two logs will open:
  • log.txt will be opened maximized.
  • info.txt will be opened minimized.
• Please post the contents of both log.txt and info.txt.

Please Download GMER to your desktop

Download GMER and extract it to your desktop.

***Please close any open programs ***

Double-click gmer.exe. The program will begin to run.

**Caution**
These types of scans can produce false positives. Do NOT take any action on any "<--- ROOKIT" entries unless advised by a trained Security Analyst

If possible rootkit activity is found, you will be asked if you would like to perform a full scan.

• Click Yes.
  
• Once the scan is complete, you may receive another notice about rootkit activity.
• Click OK.
  
• GMER will produce a log. Click on the Save button, and save the log as gmer.txt somewhere you can easily find it, such as your desktop.

If you do not receive notice about possible rootkit activity remain on the Rootkit/Malware tab & make sure the 'Show All' button is unticked.

• Click the Scan button and let the program do its work. GMER will produce a log.
• Click on the Save button, and save the log as gmer.txt somewhere you can easily find it, such as your desktop.

DO NOT touch the PC at ALL for Whatever reason/s until it has 100% completed its scan, or attempted scan in case of some error etc !

Please post the results from the GMER scan in your reply.