Troj/virtum-gen and backdoor-trojan-zbot

Discussion in 'Malware Help (A Specialist Will Reply)' started by BAFdan, Feb 21, 2010.

  1. BAFdan

    BAFdan Private E-2

    My webroot antivirus detected these trojans and ive removed them several times but they keep appearing, my computer is running extremely slow. also when i go to any website it will redirect me to some fake website which i can simply go back but it is an annoyance, also i am getting pop ups on almost every website. someone please help. I have attached my logfile to this post.
     

    Attached Files:

  2. Kestrel13!

    Kestrel13! Super Malware Fighter - Major Dilemma Staff Member

    A useless generic name for the malware is of no use to us, we would need the full file path of what threat it found. Also a single HJT log is not going to be of much use either. Please ensure that you follow through the below malware removal procedures THEN I can help you and build a fix.

    Welcome to Major Geeks!

    Please read ALL of this message including the notes before doing anything.

    Pleases follow the instructions in the below link:

    READ & RUN ME FIRST. Malware Removal Guide


    and attach the requested logs when you finish these instructions.
    • **** If something does not run, write down the info to explain to us later but keep on going. ****
    • Do not assume that because one step does not work that they all will not. MGtools will frequently run even when all other tools will not.

    • After completing the READ & RUN ME and attaching your logs, make sure that you tell us what problems still remain ( if any still do )!
    Helpful Notes:

    1. If you run into problems trying to run the READ & RUN ME or any of the scans in normal boot mode, you can run the steps in safe boot mode but make sure you tell us what you did later when you post logs. See the below if you do not know how to boot in safe mode:
    2. If you have problems downloading on the problem PC, download the tools and the manual updates for SUPERAntiSpyware and Malwarebytes ( links are given in the READ & RUN ME) onto another PC and then burn to a CD. Then copy them to the problem PC. You will have to skip getting updates if (and only if) your internet connection does not work. Yes you could use a flash drive too but flash drives are writeable and infections can spread to them.
    3. If you cannot seem to login to an infected user account, try using a different user account (if you have one) in either normal or safe boot mode and running only SUPERAntiSpyware and Malwarebytes while logged into this other user account. Then reboot and see if you can log into the problem user account. If you can then run SUPERAntiSpyware, Malwarebytes, ComboFix and MGtools on the infected account as requested in the instructions.
    4. To avoid additional delay in getting a response, it is strongly advised that after completing the READ & RUN ME you also read this sticky:
    Any additional post is a bump which will add more delay. Once you attach the logs, your thread will be in the work queue and as stated our system works the oldest threads FIRST.
     
  3. BAFdan

    BAFdan Private E-2

    Alright. so i have all of the logs now. im still experiencing problems. when i go to almost any website i will be redirected to pages saying "CONGRATULATIONS!" and say that i have won something. most of the time, before i am redirected, a small pop up will come up saying that im the 1,000,000 visitor to said website then redirect me once i close the pop up. this started a few weeks ago. my internet is also running fairly slow because of this. please help
    thanks
    dan
     

    Attached Files:

  4. BAFdan

    BAFdan Private E-2

    and the last logs
     

    Attached Files:

  5. Kestrel13!

    Kestrel13! Super Malware Fighter - Major Dilemma Staff Member

    1. Please go to Add/Remove programs and uninstall the following software:

    • J2SE Runtime Environment 5.0 Update 16
    2. Now we need to use ComboFix
    • Make sure that combofix.exe that you downloaded while doing the READ & RUN ME is on your Desktop but Do not run it!
      • If it is not on your Desktop, the below will not work.
    • Also make sure you have shut down all protection software (antivirus, antispyware...etc) or they may get in the way of allowing ComboFix to run properly.
    • If ComboFix tells you it needs to update to a new version, make sure you allow it to update.
    • Open Notepad and copy/paste the text in the below quote box. Ensure you scroll down to select ALL the lines:
    Code:
    KILLALL::
    
    File::
    c:\windows\system32\fonugile.dll.tmp
    c:\windows\system32\gimemula.dll.tmp
    c:\windows\system32\rabivufu.dll.tmp
    C:\WINDOWS\TEMP\cr1B.tmp
    C:\WINDOWS\TEMP\cr35.tmp
    C:\WINDOWS\TEMP\cr4D.tmp
    C:\WINDOWS\TEMP\DLL_{E09FDEB2-D2F8-41E7-9E44-686F5F391AE4}.ini
    C:\WINDOWS\TEMP\is26.tmp
    C:\WINDOWS\TEMP\is3E.tmp
    C:\WINDOWS\TEMP\SEC4.reg
    C:\WINDOWS\TEMP\~1F.tmp
    C:\WINDOWS\TEMP\~39.tmp
    C:\WINDOWS\TEMP\~51.tmp
    C:\Documents and Settings\Dan Lee\Local Settings\temp\y--K_W
    
    DirLook::
    C:\sec_40
    c:\program files\Business Objects
    C:\Documents and Settings\Dan Lee\Local Settings\Application Data\U47Css7
    C:\WINDOWS\system32\drivers\disdn
    
    Folder::
    c:\documents and settings\All Users\Application Data\Norton
    c:\documents and settings\All Users\Application Data\Symantec
    c:\documents and settings\All Users\Application Data\NortonInstaller
    c:\program files\Enigma Software Group
    
    • Save the above as CFscript.txt and make sure you save it to the same location (should be on your Desktop) as ComboFix.exe
    • At this point, you MUST EXIT ALL BROWSERS NOW before continuing!
    • You should have both the ComboFix.exe and CFScript.txt icons on your Desktop.
    • Now use your mouse to drag CFscript.txt on top of ComboFix.exe

      http://img.photobucket.com/albums/v666/sUBs/CFScriptB-4.gif

    • Follow the prompts.
    • When it finishes, a log will be produced named c:\combofix.txt
    • I will ask for this log below

    Note:

    Do not mouseclick combofix's window while it is running. That may cause it to stall.

    3. Now let's do the below:

    • Go to TDSSKiller and Download TDSSKiller.zip to your Desktop
    • Extract its contents to your Desktop so that you have TDSSKiller.exe directly on your Desktop and not in any subfolder of the Desktop.
    • Click Start > Run and copy/paste the following bold command into Run box and hit Enter ( the quotes are required).
    "%userprofile%\Desktop\TDSSKiller.exe" -l C:\TDSSKiller.txt -v

    • Follow the instructions to type in "delete" when it asks you what to do when if finds something.
    • When done, a log file should be created on your C: drive called "TDSSKiller.txt" please attach this log to your next reply.

    4. Reboot your machine and install the most current and up to date version of Java available here at the below link:

    Java Runtime 6

    5. Now run the C:\MGtools\GetLogs.bat file by double clicking on it. Then attach the new C:\MGlogs.zip file that will be created by running this and also attach the log from Combofix. and TDSSKiller.

    6. Let us know of any problems you may have encountered with the above instructions and also let me know how things are running now!
     
  6. BAFdan

    BAFdan Private E-2

    ok so i ran TDSS and im pretty sure it didnt find anything because it never asked me to delete anything. other than that everything ran fine. here are the logs i did get
     

    Attached Files:

  7. Kestrel13!

    Kestrel13! Super Malware Fighter - Major Dilemma Staff Member

    As I go through your logs, do let me know how your machine is behaving now.

     
  8. Kestrel13!

    Kestrel13! Super Malware Fighter - Major Dilemma Staff Member

    1. Now we need to use ComboFix again
    • Make sure that combofix.exe that you downloaded while doing the READ & RUN ME is on your Desktop but Do not run it!
      • If it is not on your Desktop, the below will not work.
    • Also make sure you have shut down all protection software (antivirus, antispyware...etc) or they may get in the way of allowing ComboFix to run properly.
    • If ComboFix tells you it needs to update to a new version, make sure you allow it to update.
    • Open Notepad and copy/paste the text in the below quote box. Ensure you scroll down to select ALL the lines:
    Code:
    KILLALL::
    
    File::
    c:\documents and settings\Dan Lee\Local Settings\Application Data\U47Css7 
    C:\Documents and Settings\Dan Lee\Local Settings\TEMP\y--K_W
    C:\Documents and Settings\Dan Lee\Local Settings\TEMP\dsc_EBm_ikzV3C
    
    Folder::
    c:\program files\Business Objects
    c:\windows\system32\drivers\disdn
    
    DirLook::
    c:\program files\Common Files\Business Objects
    
    • Save the above as CFscript.txt and make sure you save it to the same location (should be on your Desktop) as ComboFix.exe
    • At this point, you MUST EXIT ALL BROWSERS NOW before continuing!
    • You should have both the ComboFix.exe and CFScript.txt icons on your Desktop.
    • Now use your mouse to drag CFscript.txt on top of ComboFix.exe

      http://img.photobucket.com/albums/v666/sUBs/CFScriptB-4.gif

    • Follow the prompts.
    • When it finishes, a log will be produced named c:\combofix.txt
    • I will ask for this log below

    Note:

    Do not mouseclick combofix's window while it is running. That may cause it to stall.

    2. Also delete all files in the below folders except ones from the current date (Windows will not let you delete the files from the current day).

    C:\WINDOWS\TEMP
    C:\Documents and Settings\Dan Lee\Local Settings\TEMP

    3. Now run the C:\MGtools\GetLogs.bat file by double clicking on it. Then attach the new C:\MGlogs.zip file that will be created by running this and also attach the log from Combofix.
     
  9. BAFdan

    BAFdan Private E-2

    everything thing seems to be running fine now. thanks for all your help.
     

    Attached Files:

  10. Kestrel13!

    Kestrel13! Super Malware Fighter - Major Dilemma Staff Member

    Use windows explorer to locate and delete the below bold folders:

    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 used Pocket Killbox during your cleanup, do the below
      • Run Pocket Killbox and select File, Cleanup, Delete All Backups
    3. 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.
    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 in step 3 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:
     

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