Can't eliminate problem Coolweb? and ??

Discussion in 'Malware Help - MG (A Specialist Will Reply)' started by Knanci, Mar 23, 2005.

  1. Knanci

    Knanci Private E-2

    I've been working on a computer that one of my son's friends gave him. Friend said he didn't want it anymore as it had "problems."

    The primary cause of the problem was that this friend didn't have any sort of AV program running. I installed NAV and immediately found several hundred infected files, most of which NAV quarantined or deleted.

    Other problems were removed with spybot and ad-aware. (Over 222 critical objects found on the first scan with ad-aware!)

    But every time I rebooted, IE kept getting hijacked to a website: quertysearch123.biz and this file kept getting added: c:\\documents and settings\administrator\favorites\links\!!!The Best and The Fastest Search Engine.url.

    Also the same "!!!The Best and The Fastest Search Engine.url" is added to the documents and settings\default\favorites file.

    At this point, I read the Majorgeeks tutorial on deleting spyware. I downloaded all the tools and ran them as instructed. (Although I could not run Housecall or about:Buster in safe mode, ran those two programs in normal mode.)

    The tools found additional problems which I attempted to fix, but I still am having some issues:

    CWShredder repeatedly reports that it finds cws.msconfd and that it's been "removed" but on subsequent boots, there it is again.

    Spybot repeatedly finds coolwwwsearch.msconfd, and I tell it to fix the problem, but it reappears.

    I ran hijack this, attempted to delete appInit_dlls:avpcc.dll, but I get the following error: An unexpected error has occured at procedure: modBackup_MakeBackup(s) Item=020AppInit_DLLS:avpcc.dll. Error #5-Invalid procedure call or argument.

    Attempts to remove the avpcc.dll registry entry manually have been unsuccessful; it reappears on the next boot.

    In addition, that "!!!The Best and The Fastest Search Engine.url" file still keeps appearing.

    I have run spybot, ad-aware, cwshredder repeatedly, w/o success.

    Any help would be very much appreciated.
     
  2. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    - Download HijackThis 1.99.1

    - Unzip the hijackthis.exe file to a folder you create named C:\Program Files\HJT

    - Do NOT run Hijack This from the Desktop, a temp folder, or a sub-folder of C:\Documents and Settings, or choose to run it directly from the downloaded ZIP file.

    - Before running HijackThis: You must close each of the following:your web browser, e-mail client, instant messenger, and programs like notepad, wordpad, MS Word etc. And any other unnecessary running programs.

    - Run HijackThis and save your log file.

    - Post your log as an ATTACHMENT to your next message. (Do NOT copy/paste the log into your post).
     
  3. Knanci

    Knanci Private E-2

    Latest Hijack this log attached.

    Thanks for looking at this for me.
     

    Attached Files:

  4. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Is there a reason that you did not run the Symantec online scan?
     
  5. Knanci

    Knanci Private E-2

    I could not run either of the on-line scans in safe mode, as I could not connect to my ISP in safe mode.

    I did run a full system NAV scan in safe mode.

    I also ran a Housecall scan in normal mode.

    Should I run the Symantec on-line scan in normal mode?
     
  6. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    If you are using WinXP or WinMe, make sure you have system restore disabled (per the tutorial).
    For all OS types, make sure viewing of hidden files is enabled (per the tutorial).

    Please run HijackThis and click on the "Open the Misc Tools Section" button on the open page. Then select "Open process manager" on the left-hand side. Look for the following process (or processes) and one at a time kill them by selecting it and then click "Kill process". Then click yes.
    C:\WINDOWS\system32\wsxsvc\wsxsvc.exe


    After killing all the above processes, click "Back".
    Then please click "Scan" and select the following lines but DO NOT CLICK FIX until you exit all browser sessions including the one you are reading in right now:
    R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
    O4 - HKLM\..\Run: [Dvx] C:\WINDOWS\system32\wsxsvc\wsxsvc.exe
    O4 - HKCU\..\Run: [rundll32] C:\windows\rundll32.exe
    O4 - HKCU\..\Run: [sclg8ah0om] C:\WINDOWS\an0p6r13bp.exe
    O4 - HKCU\..\Run: [wdsm9gcnyd] C:\WINDOWS\zx3hvg2sac.exe
    O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
    O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
    O19 - User stylesheet: (file missing)
    O20 - AppInit_DLLs: avpcc.dll
    O23 - Service: .NET Framework Service (.NET Connection Service) - Unknown owner - C:\WINDOWS\svchost.exe (file missing)

    After clicking Fix, exit HJT.
    Boot into safe mode and use Windows Explorer to delete:
    C:\WINDOWS\system32\wsxsvc <-- the whole folder
    C:\windows\rundll32.exe <-- delete this file but DO NOT delete the one in the system32 folder.
    C:\WINDOWS\an0p6r13bp.exe
    C:\WINDOWS\zx3hvg2sac.exe
    C:\WINDOWS\system32\avpcc.dll
    C:\WINDOWS\svchost.exe <-- delete this file if found, but DO NOT delete the one in the system32 folder.

    If you get an error when deleting a file. Right click on the file and check to see if the read only attribute is checked. If it is, uncheck it and try again. Other wise open Task Manager and kill the process if running then delete the file.

    Now run Ccleaner (installed while running the READ ME FIRST).
    Now we need to Reset Web Settings:
    1) If you have an Internet Explorer icon on your Desktop, goto step 2. If not, skip to step 3.
    2) Now right click on your desktop Internet Explorer icon and select Properties. Then click the Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK. Then skip step 3.
    3) If you do not have an Internet Explorer icon on your Desktop, click Start, Control Panel (for some systems it may be Start, Settings, Control Panel), Internet Options, Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK.


    Now reboot in normal mode and post a new HJT log. And tell us how things are working.
     
  7. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    That's what the READ ME FIRST TELLS you to do! Don't worry about it now!
     
  8. Knanci

    Knanci Private E-2

    The computer with the problem is running Windows 2000 Pro, Ver 5.0.21.95 SP4.

    Made sure viewing of hidden files was enabled (per the tutorial) before running scans or tolls.



    Did this:

    [Please run HijackThis and click on the "Open the Misc Tools Section" button on the open page. Then select "Open process manager" on the left-hand side. Look for the following process (or processes) and one at a time kill them by selecting it and then click "Kill process". Then click yes.
    C:\WINDOWS\system32\wsxsvc\wsxsvc.exe]



    Done.

    Then proceeded to this step:

    "[After killing all the above processes, click "Back".
    Then please click "Scan" and select the following lines but DO NOT CLICK FIX until you exit all browser sessions including the one you are reading in right now:
    R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
    O4 - HKLM\..\Run: [Dvx] C:\WINDOWS\system32\wsxsvc\wsxsvc.exe
    O4 - HKCU\..\Run: [rundll32] C:\windows\rundll32.exe
    O4 - HKCU\..\Run: [sclg8ah0om] C:\WINDOWS\an0p6r13bp.exe
    O4 - HKCU\..\Run: [wdsm9gcnyd] C:\WINDOWS\zx3hvg2sac.exe
    O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
    O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
    O19 - User stylesheet: (file missing)
    O20 - AppInit_DLLs: avpcc.dl
    O23 - Service: .NET Framework Service (.NET Connection Service) - Unknown owner - C:\WINDOWS\svchost.exe (file missing)"

    Got to this point. Everything was "fixed" except the AppInit_DLLs: avpcc.dll.

    I got the same error message that I mentioned in my first post:

    "An unexpected error has occurred at procedure: modBackup_MakeBackup(sItem=020-AppInit_DLLs: avpcc.dll.) Error #5-Invalid procedure call or argument."

    I have not proceeded to the next step (below) yet. Awaiting further instructions in light of the above error.

    I am posting this via another computer, so I can leave the computer with the problem exactly as it was at this point.


    After clicking Fix, exit HJT.
    Boot into safe mode and use Windows Explorer to delete:
    C:\WINDOWS\system32\wsxsvc <-- the whole folder
    C:\windows\rundll32.exe <-- delete this file but DO NOT delete the one in the system32 folder.
    C:\WINDOWS\an0p6r13bp.exe
    C:\WINDOWS\zx3hvg2sac.exe
    C:\WINDOWS\system32\avpcc.dll
    C:\WINDOWS\svchost.exe <-- delete this file if found, but DO NOT delete the one in the system32 folder.

    If you get an error when deleting a file. Right click on the file and check to see if the read only attribute is checked. If it is, uncheck it and try again. Other wise open Task Manager and kill the process if running then delete the file.

    Now run Ccleaner (installed while running the READ ME FIRST).
    Now we need to Reset Web Settings:
    1) If you have an Internet Explorer icon on your Desktop, goto step 2. If not, skip to step 3.
    2) Now right click on your desktop Internet Explorer icon and select Properties. Then click the Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK. Then skip step 3.
    3) If you do not have an Internet Explorer icon on your Desktop, click Start, Control Panel (for some systems it may be Start, Settings, Control Panel), Internet Options, Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK.


    Now reboot in normal mode and post a new HJT log. And tell us how things are working.[/QUOTE]
     
  9. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Complete all steps (just note what works and does not work) and post your HJT log.

    Along with your log describe any problems you had. I already know about the AppInit_DLL problem.
     
  10. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    For the AppInit_Dll, let's try the below.

    Click Start, and then click Run. (The Run dialog box appears.)
    Type, or copy and paste, the following text:
    regsvr32 /u C:\WINDOWS\system32\avpcc.dll
    then click OK. If a dialog box confirming this action appears, click OK.
    If you get an error message just continue.

    Now open a command prompt window by click Start, Run, and enter cmd and click OK.
    Now enter the following commands each followed by the enter key. Let me know if you get any error messages.
    cd c:\windows\system32
    attrib -r -h -s avpcc.dll
    ren avpcc.dll avpcc.ddd

    exit

    Now reboot your PC. Run HijackThis and with no browsers running try fixing the below again.
    O20 - AppInit_DLLs: avpcc.dll

    Did this work?
     
  11. Knanci

    Knanci Private E-2




    Same error message as I got before. I will post new log with response explaining what happened when I took other steps you previously outlined.
     
  12. Knanci

    Knanci Private E-2

    I previously left off here:


    After clicking Fix, exit HJT.
    Boot into safe mode and use Windows Explorer to delete:
    C:\WINDOWS\system32\wsxsvc <-- the whole folder


    Didn't find folder, but found three separate files. Deleled them.

    C:\windows\rundll32.exe <-- delete this file but DO NOT delete the one in the system32 folder.

    Did not find rundll32.exe in C:\Windows.

    There were two files in the system 32 folder: rundll32.exe and one in dllcache.

    C:\WINDOWS\an0p6r13bp.exe

    Search: no results.

    C:\WINDOWS\zx3hvg2sac.exe

    Search: no results.

    C:\WINDOWS\system32\avpcc.dll

    Got error message:
    "Cannot delete avpcc: The specified file is being used by Windows."

    Checked attributes: *not* read only.

    Checked task manager. Did not see any process running that look like it involved avpcc.dll.


    C:\WINDOWS\svchost.exe <-- delete this file if found, but DO NOT delete the one in the system32 folder.

    Search: no results.


    If you get an error when deleting a file. Right click on the file and check to see if the read only attribute is checked. If it is, uncheck it and try again. Other wise open Task Manager and kill the process if running then delete the file.

    Now run Ccleaner (installed while running the READ ME FIRST).


    Done.

    Now we need to Reset Web Settings:
    1) If you have an Internet Explorer icon on your Desktop, goto step 2. If not, skip to step 3.
    2) Now right click on your desktop Internet Explorer icon and select Properties. Then click the Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK. Then skip step 3.


    Took all of the above steps.

    3) If you do not have an Internet Explorer icon on your Desktop, click Start, Control Panel (for some systems it may be Start, Settings, Control Panel), Internet Options, Programs tab and then click "Reset Web Settings". Now go back to the General tab and set your home page address to something useful like www.majorgeeks.com. Click Apply. Click Delete Cookies, Click Delete Files and select Delete all Offline content too, Click OK. When it finishes Click OK.

    skipped.


    Now reboot in normal mode and post a new HJT log. And tell us how things are working.

    Newest log attached. Some of the files we previously deleted are gone, but...looks like we've taken a step backwards WRT IE:

    Look what's back that wasn't in previous log:
    R1 - HKCU\Software\Microsoft\Internet Explorer,SearchURL = http://qwertysearch123.biz/?id=1064
    R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://qwertysearch123.biz/?id=1064
    R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://qwertysearch123.biz/?id=1064

    In addition, that file !!!The Best and Fastest Search Engine is back in the following locations:

    C:\Documents and settings\administrator\favorites
    C:\Documents and settings\administrator\favorites\links
    C:\Documents and settings\default user\favorites
     

    Attached Files:

  13. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    I don't understand! How could you delete files if there was no folder? What are you referring to.

    Are you sure you have enabled viewing of hidden files and system files? And also that you unchecked the option to hide extensions for known file types.

    I did not ask you to look there. I hope you did not touch them.


    Are you using Windows Search? Did you try just looking in the folders using Windows Explorer?

    Why did you skip the Reset of Web Settings?

    Try running the procedure from message # 10 after booting in safe mode.
    Make sure you only try to rename the file.
     
    Last edited: Mar 23, 2005
  14. Knanci

    Knanci Private E-2

    I don't understand! How could you delete files if there was no folder? What are you referring to.

    I did not find a folder named wsxsvc in C:\Windows\system32.

    Isn't that the name of the folder I was supposed to look for within Windows/system32?

    What I did find in C:\Windows\system32 folder, but not in a subfolder marked wsxsvc, were: a "read me" file marked wsxsvc, a file marked wsxsvc.exe, and another file that had wsxscv in the name.

    I know I should have written down the names of all three of the files I deleted, but I didn't note the third one I deleted. I hope I didn't screw up too badly by deleting these if I wan't supposed to do so.

    Are you sure you have enabled viewing of hidden files and system files? And also that you unchecked the option to hide extensions for known file types.

    I am sure. I did that before running the scans and tools per the tutorial.

    But I have now rechecked this three times. The button for the "hidden files and folders" is enabled; the check that used to be in front of the option to "hide extensions of known types" has been unchecked.



    I did not ask you to look there. I hope you did not touch them.

    No, I didn't touch them. I took heed of your previous warning not to delete the file in the system32 folder. I just wanted to let you know that that was the only place I could find rundll32.exe after doing a search. There was no rundll32.exe file that I could find in the C:\Windows folder.


    Are you using Windows Search? Did you try just looking in the folders using Windows Explorer?

    When I couldn't find the folders or files you told me to delete using Windows Explorer, I did a search to see if I could find them that way. Still couldn't find them with a search.

    Why did you skip the Reset of Web Settings?

    I didn't skip the reset.

    As I understand your previous instructions: you told me that if I had an IE icon on my desktop to do step 2, and then skip step 3. That's what I did. As I said in my previous post, I took all the actions you indicated under step 2; then as you instructed, skipped step 3.

    Did I misunderstand your previous instructions WRT the reset?

    Try running the procedure from message # 10 after booting in safe mode.
    Make sure you only try to rename the file.


    I'm sorry, but I don't understand. Is this the procedure you're referring to?:

    Click Start, and then click Run. (The Run dialog box appears.)
    Type, or copy and paste, the following text:
    regsvr32 /u C:\WINDOWS\system32\avpcc.dll
    then click OK. If a dialog box confirming this action appears, click OK.
    If you get an error message just continue.

    Now open a command prompt window by click Start, Run, and enter cmd and click OK.
    Now enter the following commands each followed by the enter key. Let me know if you get any error messages.
    cd c:\windows\system32
    attrib -r -h -s avpcc.dll
    ren avpcc.dll avpcc.ddd
    exit

    Now reboot your PC. Run HijackThis and with no browsers running try fixing the below again.
    O20 - AppInit_DLLs: avpcc.dll


    At what point in that procedure do I rename the file?
     
  15. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Yes that is message # 10! And the rename is already in the procedure it is the following line:

    ren avpcc.dll avpcc.ddd

    Please try to use quote boxes more effectively. You are making messages very difficult to read and unnecessarily long. Notice what I did in message #13 to direct comments towards certain things you said.
     
  16. Knanci

    Knanci Private E-2

    Before I repeat the procudure from message #10 in safe mode, thought you should know that the most recent hijackthis log does not show:

    020 - appInit_DLLs: avpcc.dll.

    Most recent log attached FYI.

    There is now a file avpcc.ddd in C:\windows\system32.
     

    Attached Files:

  17. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    So what happened between message number 12's HJT log and now?
     
  18. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Run HijackThis and select the following lines but DO NOT CLICK FIX until you exit all browser sessions including the one you are reading in right now:
    R1 - HKCU\Software\Microsoft\Internet Explorer,SearchURL = http://qwertysearch123.biz/?id=1064
    R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://qwertysearch123.biz/?id=1064
    R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://qwertysearch123.biz/?id=1064
    O23 - Service: .NET Framework Service (.NET Connection Service) - Unknown owner - C:\WINDOWS\svchost.exe (file missing)


    After clicking Fix, now rescan with HJT if the O23 line is not gone, try the below steps.


    Please run HijackThis click on the "Open the Misc Tools Section" button on the open page. Then select "Delete an NT service" on the left-hand side.
    A "Delete a Windows NT Service" window will pop up. Try entering the following into the box and then click OK:

    .NET Framework Service

    If that does not work try entering the short name: .NET Connection Service

    Then reboot and post a new HJT log and let's see if the service is gone.
     
  19. Knanci

    Knanci Private E-2

    Just wanted to let you know that I'm calling it a night, er, morning. I'm getting punchy. Will take steps in your last post tomorrow.

    Thanks for all your help so far.
     
  20. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Okay! But please see if you can provide an answer to what I asked in message # 17 when you come back too. I want to know how that AppInit_DLL went away.
     
  21. Knanci

    Knanci Private E-2

    WRT the AppInit_DLL, I wish I could remember everything I did between the two HJT logs.

    I remember restarting several times, going into safe mode, then into normal mode--probably did that more than once.

    One of the times I was in safe mode, I looked once again for all those files you wanted me to delete, which I hadn't been able to find, just to see if I could find them. (I couldn't.)

    I *think* I ran ccleaner again, and reset the web settings again, following your previous instructions, just to be sure that I hadn't missed anything the first time. Perhaps I did miss a step the first time round, although I have each of the steps checked off.

    After the first and second time I reset the web settings, I made Firefox my default browser.

    I did not repeat the procedure in Message #10.

    As for your instructions in message #18: Ran HJT and was able to delete those three R1 lines.

    WRT 023 Service: It reappeared after I clicked on "fix."

    When I went to "Delete a Windows NT service" I first got a message:
    "Serice '.NET Framework Service' was not found in the registry. Make sure you entered the short name of the service.,vb exclamation."

    So I took the next step per your instructions and entered the short name. I got this message:

    "This service .NET Connection Service is enabled and or running. Disable it first (from the scan results) or the Services.msc window."
     
  22. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Do this, click Start, Run, and enter the following in the Open box: "services.msc" (without the quotes). Then click OK. Now in the Services window that pops up look for .NET Connection Service . If you find that service, you must stop it by right clicking on it then select stop. Now disable it by right clicking on it and selecting Properties. Then in the General tab see the area that says "Startup type: " click on the pull down arrow and change it to Disabled.

    Now repeat that step using HJT to remove the O23 line and see what happens.
     
  23. Knanci

    Knanci Private E-2

    I don't see .NET Connection Services there.

    There's .NET Framework Service.
     
  24. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    How about the other name:

    .NET Framework Service
     
  25. Knanci

    Knanci Private E-2

    I think we're making progress! I hope, I hope.

    When I right clicked on .NET Framework Services, "stop" was greyed out. But I did click on "properties" and disabled it.

    I then reran HJT. That 023 line for "Service: .NET Framework Service (.NET Connection Service)" was gone. Didn't have to try to delete it.

    Rebooted. Reran HJT. That line is still gone.

    Latest log file attached.















    1
     

    Attached Files:

  26. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Okay! This is good! Are you having any other problems? Your log is clean!
     
  27. Knanci

    Knanci Private E-2

    Whoopie!!!! [Doing my happy dance!!] :D

    I haven't seen any problems today, but I really haven't done much on this computer except log on to majorgeeks and run HJT.

    Dare I try to use IE again, ever? :)

    Think I'll try to run Spybot and Ad-Aware again and see if they report anything significant, but not tonight. Later today, after I get some sleep.

    Thank you so much for all your help.

    It's so nice of you and the other majorgeeks here to offer this kind of support, without charge. You are not only a majorgeek, you are a major "good guy." :)
     
  28. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member


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