iexplore.exe is slowing down my computer

Discussion in 'Malware Help (A Specialist Will Reply)' started by cheech519, Jul 12, 2010.

  1. cheech519

    cheech519 Private E-2

    I rarely use Internet Explorer, usually firefox, and now I have iexplore.exe popping up constantly in the task manager slowing down my computer. I ran Spybot and it caught a few entries and also MBAM but that found nothing. Also no sounds work on my computer now and occasionally I get pop-ups from IE.
     

    Attached Files:

  2. cheech519

    cheech519 Private E-2

    Here is the MGTools log
     

    Attached Files:

    Last edited: Jul 12, 2010
  3. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Welcome to Major Geeks!

    Yes but Internet Explorer did not allow the problem in. Your browsing with FireFox did and now your Master Boot Record is likely infected which is the reason for what you are seeing. IE is not the cause of your problems. It is just a symptom of the infection.


    To see if the infection is in your Master Boot Record (MBR). We need to see the below log before creating a fix.
    • Download bootkit_remover.rar
    • Click the underlined DOWNLOAD text to download the file and save it to your Desktop.
    • You then need to extract the remover.exe file from the RAR using a program capable of extracing RAR compressed files. If you don't have an extraction program, you can use 7-Zip
    • After extracing remover.exe to your Desktop, double click the remover.exe file to run the program.
    • Attach or post inline here, the output from remover.exe
    NOTE: The Command Prompt window text can be copied to the clip board by right clicking on the top bar of the window and using the Edit commands to Mark, Copy, and Paste.




    Also I need to ask some questions:
    1. Do you have any drives that has a non-windows installation on them
    2. Are all drives NTFS formatted
    3. Do you have any non-standard or special MBRs which can occur from companies like Dell or HP who frequently install additional partitions used for recovery partitions in lieu of giving CD/DVDs.
    4. Is any program like Grub ( see:[URL="http://www.gnu.org/software/grub/]http://www.gnu.org/software/grub/[/URL] ) being used
    5. Is drive-encryption being used?
    6. Are any drives external USB pen drives or external hard drives being used?
    7. VERY IMPORTANT: Do you have all important data backed up? You really should do this before continuing since we will need to rewrite your MBR to fix this and while most times this can be done without any problem, these infections can react badly and that could result in a PC not being bootable. You really don't have much choice though since these infections are too dangerous to your security to leave on a PC.
     
  4. cheech519

    cheech519 Private E-2

    here is what bootkit said:

    Bootkit Remover version 1.0.0.1
    (c) 2009 eSage Lab
    www.esagelab.com

    \\.\C: -> \\.\PhysicalDrive0
    MD5: 8cedfa5de235f2c6eceb00dafafd92fd
    \\.\F: -> \\.\PhysicalDrive1
    MD5: 8cedfa5de235f2c6eceb00dafafd92fd

    Size Device Name MBR Status
    --------------------------------------------
    74 GB \\.\PhysicalDrive0 Unknown boot code
    279 GB \\.\PhysicalDrive1 Unknown boot code

    Unknown boot code has been found on some of your physical disks.
    To inspect the boot code manually, dump the master boot sector:
    remover.exe dump <device_name> [output_file]
    To disinfect the master boot sector, use the following command:
    remover.exe fix <device_name>


    Press any key to quit...

    To answer your questions.
    1. NO drives have non -windows on them.
    2. All drives are NTFS
    3. I have a Dell computer but I believe I got rid of all their software, but not exactly sure.
    4. No Grub programs that I am aware of have every been used on my computer.
    5. I used to have Magic ISO but I uninstalled it.
    6. No external drives but my F 300 GB drive that I installed after market has 2 new folders in it called, "RECYCLER" & "System Volume Information" that will not delete.
    7. I have my data backed up
     
  5. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    You are not supposed to delete them since they are required by Windows.


    Now if you have important data backup up and understand the above warning - please do the following:
    • Click Start, Run then copy and paste the below into the Run box and click OK.
    "%userprofile%\Desktop\remover.exe" fix \\.\PhysicalDrive0
    • Now reboot your PC and after reboot continue with the below instructions.
    • Disable System Restore on all drives.
    • Look for the below folder and if if it sill exists, delete it.
      • C:\System Volume Information\Microsoft
    • Now run the C:\MGtools\GetLogs.bat file by double clicking on it (Note: if using Vista or Win7, don't double click, use right click and select Run As Administrator).
      Then attach the below logs:
      • C:\MGlogs.zip
    Make sure you tell me how things are working now!
     
  6. cheech519

    cheech519 Private E-2

    It will not let me delete System Volume Info but its seems iexplore.exe is not popping up in task manager anymore.
     

    Attached Files:

  7. cheech519

    cheech519 Private E-2

    Did not turn off restore points. Here is a fresh log with system restore off on both drives.
     

    Attached Files:

  8. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    Okay let's repeat a scan to make sure it looks good now.

    • On your Desktop, double click the remover.exe file to run the program.
    • Attach or post inline here, the output from remover.exe
    NOTE: The Command Prompt window text can be copied to the clip board by right clicking on the top bar of the window and using the Edit commands to Mark, Copy, and Paste.
     
  9. cheech519

    cheech519 Private E-2

    Bootkit Remover version 1.0.0.1
    (c) 2009 eSage Lab
    www.esagelab.com

    \\.\C: -> \\.\PhysicalDrive0
    MD5: 6def5ffcbcdbdb4082f1015625e597bd
    \\.\F: -> \\.\PhysicalDrive1
    MD5: 8cedfa5de235f2c6eceb00dafafd92fd

    Size Device Name MBR Status
    --------------------------------------------
    74 GB \\.\PhysicalDrive0 OK (DOS/Win32 Boot code found)
    279 GB \\.\PhysicalDrive1 Unknown boot code

    Unknown boot code has been found on some of your physical disks.
    To inspect the boot code manually, dump the master boot sector:
    remover.exe dump <device_name> [output_file]
    To disinfect the master boot sector, use the following command:
    remover.exe fix <device_name>


    Press any key to quit...
     
  10. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    That's clean. ;)



    If you are not having any other malware problems, it is time to do our final steps:
    1. We recommend you keep SUPERAntiSpyware and Malwarebytes Anti-Malware for scanning/removal of malware. Unless you purchase them, they provide no protection. They do not use any significant amount of resources ( except a little disk space ) until you run a scan.
    2. If we had you use ComboFix, uninstall ComboFix (This uninstall will only work as written if you installed ComboFix on your Desktop like we requested.)
      • Click START then RUN and enter the below into the run box and then click OK. Note the quotes are required
      • "%userprofile%\Desktop\combofix" /uninstall
        • Notes: The space between the combofix" and the /uninstall, it must be there.
        • This will uninstall ComboFix and also reset hidden files and folders settings back to Windows defaults.
    3. Go back to step 6 oof the READ ME and renable your Disk Emulation software with Defogger if you had disabled it.
    4. Any other miscellaneous tools we may have had you install or download can be uninstalled and deleted.
    5. If we had you download any registry patches like fixme.reg or fixWLK.reg (or any others), you can delete these files now.
    6. If running Vista, it is time to make sure you have reenabled UAC by double clicking on the C:\MGtools\enableUAC.reg file and allowing it to be added to the registry.
    7. Go to add/remove programs and uninstall HijackThis.
    8. Goto the C:\MGtools folder and find the MGclean.bat file. Double click on this file to run this cleanup program that will remove files and folders
      related to MGtools and some other items from our cleaning procedures.
    9. If you are running Win 7, Vista, Windows XP or Windows ME, do the below:
      • Refer to the cleaning procedures pointed to by step 7 of the READ ME
        for your Window version and see the instructions to Disable System Restore which will flush your Restore Points.
      • Then reboot and Enable System Restore to create a new clean Restore Point.
    10. After doing the above, you should work thru the below link:
     
  11. cheech519

    cheech519 Private E-2

    Everything seems to be running fine no more iexplore.exe and the volume works just fine now. Thank you very much for your time and help. It is very appreciated.:)
     
  12. chaslang

    chaslang MajorGeeks Admin - Master Malware Expert Staff Member

    You're welcome. Surf safely!
     

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