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11-27-2005, 03:26 PM #1
Need computer help with trojan.vundo
While attempting to switch from Symantec/Norton virus protection, firewall, etc. to McAfee, the service offered by my ISP at no additional cost; I managed to contract a blankety-blank virus on my home computer.
I've tried using the virus removal tool listed on the link provided by Norton below, but to no avail:
http://securityresponse.symantec.com...jan.vundo.html
I'm not a computer wiz. Given the directions below, do I dare try and remove the virus myself or this a job for a computer geek like phUnk???
Manual Removal
The following instructions pertain to all current and recent Symantec antivirus products, including the Symantec AntiVirus and Norton AntiVirus product lines.
1. Disable System Restore (Windows Me/XP).
2. Update the virus definitions.
3. Restart the computer in Safe mode or VGA mode.
4. Run a full system scan and delete all the files detected as Trojan.Vundo.
5. Reverse the changes made to the registry.
For details on each of these steps, read the following instructions.
1. To disable System Restore (Windows Me/XP)
If you are running Windows Me or Windows XP, we recommend that you temporarily turn off System Restore. Windows Me/XP uses this feature, which is enabled by default, to restore the files on your computer in case they become damaged. If a virus, worm, or Trojan infects a computer, System Restore may back up the virus, worm, or Trojan on the computer.
Windows prevents outside programs, including antivirus programs, from modifying System Restore. Therefore, antivirus programs or tools cannot remove threats in the System Restore folder. As a result, System Restore has the potential of restoring an infected file on your computer, even after you have cleaned the infected files from all the other locations.
Also, a virus scan may detect a threat in the System Restore folder even though you have removed the threat.
For instructions on how to turn off System Restore, read your Windows documentation, or one of the following articles:
* "How to disable or enable Windows Me System Restore"
* "How to turn off or turn on Windows XP System Restore"
Note: When you are completely finished with the removal procedure and are satisfied that the threat has been removed, re-enable System Restore by following the instructions in the aforementioned documents.
For additional information, and an alternative to disabling Windows Me System Restore, see the Microsoft Knowledge Base article, "Antivirus Tools Cannot Clean Infected Files in the _Restore Folder," Article ID: Q263455.
2. To update the virus definitions
Symantec Security Response fully tests all the virus definitions for quality assurance before they are posted to our servers. There are two ways to obtain the most recent virus definitions:
* Running LiveUpdate, which is the easiest way to obtain virus definitions: These virus definitions are posted to the LiveUpdate servers once each week (usually on Wednesdays), unless there is a major virus outbreak. To determine whether definitions for this threat are available by LiveUpdate, refer to the Virus Definitions (LiveUpdate).
* Downloading the definitions using the Intelligent Updater: The Intelligent Updater virus definitions are posted daily. You should download the definitions from the Symantec Security Response Web site and manually install them. To determine whether definitions for this threat are available by the Intelligent Updater, refer to the Virus Definitions (Intelligent Updater).
The Intelligent Updater virus definitions are available: Read "How to update virus definition files using the Intelligent Updater" for detailed instructions.
3. To restart the computer in Safe mode or VGA mode
Shut down the computer and turn off the power. Wait for at least 30 seconds, and then restart the computer in Safe mode with Command Prompt or VGA mode.
* For Windows 95, 98, Me, 2000, or XP users, restart the computer in Safe mode. For instructions, read the document, "How to start the computer in Safe Mode."
* For Windows NT 4 users, restart the computer in VGA mode.
4. To scan for and delete the infected files
1. Start your Symantec antivirus program and make sure that it is configured to scan all the files.
* For Norton AntiVirus consumer products: Read the document, "How to configure Norton AntiVirus to scan all files."
* For Symantec AntiVirus Enterprise products: Read the document, "How to verify that a Symantec Corporate antivirus product is set to scan all files."
2. Run a full system scan.
3. If any files are detected as infected with Trojan.Vundo, click Delete.
5. To reverse the changes made to the registry
Important: Symantec strongly recommends that you back up the registry before making any changes to it. Incorrect changes to the registry can result in permanent data loss or corrupted files. Modify the specified keys only. Read the document, "How to make a backup of the Windows registry," for instructions.
1. Click Start > Run.
2. Type regedit
Then click OK.
3. Navigate to the keys:
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ATLEvents.ATLE vents\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ATLEvents.ATLE vents.1\CLSID
4. In the right pane, delete the value:
"[Default value]" = "{02F96FB7-8AF6-439B-B7BA-2F952F9E4800}"
5. Navigate to the key:
HKEY_CURRENT_USER\Software\Microsoft\Windows\Curre ntVersion\Runonce
6. If it exists, in the right pane, delete the value:
"*WinLogon = "[Trojan full path file name] ren time:[random number]"
7. Navigate to the key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Curr entVersion\RunOnce
8. If it exists, in the right pane, delete the value:
"*[Trojan file name]" = "[Trojan full path file name] rerun"
9. Navigate to the key:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\Curr entVersion\Run\
10. If it exists, in the right pane, delete the value:
"*[Trojan file name]" = "[Trojan full path file name]"
11. Navigate to and delete the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\ActiveState
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{02F96FB 7-8AF6-439B-B7BA-2F952F9E4800}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Curr entVersion\Explorer\
Browser Helper Objects\{02F96FB7-8AF6-439B-B7BA-2F952F9E4800}
12. Exit the Registry Editor.
13. Restart the computer in Normal mode. For instructions, read the section on returning to Normal mode in the document, "How to start the computer in Safe Mode."
Any help would be much appreciated.A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects.
Science-fiction author Robert Heinlein
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11-27-2005, 03:29 PM #2
Make sure you're pulling the 1.4ver of the Vundo removal tool from Symantec - no safe mode boot necessary. (Only after the removal.) I assume it's WinFixer?
We've got to pause and ask ourselves: How much clean air do we need? ~ Lee Iacocca
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11-27-2005, 04:31 PM #3
I'm no expert - BUT - in these situations this is what I do. I'll do a search for files created recently. Usually it's quite obvious what the offending new files are by when they were created. I'll then delete those files if I can - if it does not allow me to delete because the program is running I'll write down the whole filepath (C/windows/filename is usually what it is) then reboot in dos and type "del 'filepath/filename'". This deletes the bad file. Then I reboot normally and do a search in the registry for keys containing the virus file name somewhere in it and delete those keys.
You may be able to skip the DOS process - if the offending file boots up with the computer sometimes you can run msconfig and then unclick the bad file in the startup menu so it does not boot up with the computer. Then reboot and delete the file and the registry keys containing the file.
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11-27-2005, 04:51 PM #4
EP- I don't see a 1.4 version on the Symantec webite.
Corky - I appreciate the response. Really, I do. But, you could have posted your response in Greek . . . . all the same to me.A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects.
Science-fiction author Robert Heinlein
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11-27-2005, 04:56 PM #5
Can't say much on the subject other than you're one lucky MoFu. As Trojan.Vundo is only an annoying popup-program. So after getting the removal program (from Symantec or where ever) unplug the network cable/moden and have peace when trying to get that Vundo out...
Originally Posted by RootSkier
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11-27-2005, 06:58 PM #6
The good news is that after using the removal tool (for the umteenth time) as suggested, I get a vundo not found on your system response.
But now the virus alert that originally appeared as a pop-up on my desktop/taskbar won't go away.
Any suggestions?A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects.
Science-fiction author Robert Heinlein
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11-27-2005, 07:22 PM #7
IG - you may have spyware. May have already been there and may have slipped through while you were dealing with the trojan. Google search for ad Aware SE -free - download and run it.
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