W32.Sality.S

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Discovered: June 29, 2006
Updated: November 02, 2012 12:29:32 PM
Also Known As: W32/Sality-V [Sophos]
Systems Affected: Windows

W32.Sality.S is a virus that spreads by infecting executable files.

For more information, please see the following resources:
W32.Sality

Antivirus Protection Dates

  • Initial Rapid Release version June 29, 2006
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version June 29, 2006
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date July 05, 2006

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Writeup By: Masaki Suenaga

Discovered: June 29, 2006
Updated: November 02, 2012 12:29:32 PM
Also Known As: W32/Sality-V [Sophos]
Systems Affected: Windows

W32.Sality.S is a virus that spreads by infecting executable files.

When the threat is first installed, it drops the following file:
%System%\vcmgrd32.dll

The threat injects this .dll file into all running processes.

The threat then resides in memory and infects all portable executable files it finds.

Writeup By: Masaki Suenaga

Discovered: June 29, 2006
Updated: November 02, 2012 12:29:32 PM
Also Known As: W32/Sality-V [Sophos]
Systems Affected: Windows

You may have arrived at this page either because you have been alerted by your Symantec product about this risk, or you are concerned that your computer has been affected by this risk.

Before proceeding further we recommend that you run a full system scan . If that does not resolve the problem you can try one of the options available below.



FOR NORTON USERS
If you are a Norton product user, we recommend you try the following resources to remove this risk.

Removal Tool


If you have an infected Windows system file, you may need to replace them using from the Windows installation CD .


How to reduce the risk of infection
The following resources provide further information and best practices to help reduce the risk of infection.


FOR BUSINESS USERS
If you are a Symantec business product user, we recommend you try the following resources to remove this risk.

Identifying and submitting suspect files
Submitting suspicious files to Symantec allows us to ensure that our protection capabilities keep up with the ever-changing threat landscape. Submitted files are analyzed by Symantec Security Response and, where necessary, updated definitions are immediately distributed through LiveUpdate™ to all Symantec end points. This ensures that other computers nearby are protected from attack. The following resources may help in identifying suspicious files for submission to Symantec.


Removal Tool

If you have an infected Windows system file, you may need to replace them using from the Windows installation CD .


How to reduce the risk of infection
The following resource provides further information and best practices to help reduce the risk of infection.
Protecting your business network



MANUAL REMOVAL
The following instructions pertain to all current Symantec antivirus products.

1. Performing a full system scan
How to run a full system scan using your Symantec product


2. Restoring settings in the registry
Many risks make modifications to the registry, which could impact the functionality or performance of the compromised computer. While many of these modifications can be restored through various Windows components, it may be necessary to edit the registry. See in the Technical Details of this writeup for information about which registry keys were created or modified. Delete registry subkeys and entries created by the risk and return all modified registry entries to their previous values.

Writeup By: Masaki Suenaga