Threat Explorer

The Threat Explorer is a comprehensive resource consumers can turn to for daily, accurate, up-to-date information on the latest threats, risks and vulnerabilities.

VBS.Overdoc

VBS.Overdoc

Discovered:
16 February 2002
Updated:
13 February 2007

VBS.Overdoc is a script that overwrites all .doc files that are in the same folder as the Trojan when the Trojan is executed.

Antivirus Protection Dates

  • Initial Rapid Release version 19 February 2002
  • Latest Rapid Release version 07 May 2019 revision 006
  • Initial Daily Certified version 19 February 2002
  • Latest Daily Certified version 07 May 2019 revision 008
  • Initial Weekly Certified release date 19 February 2002
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Obtain the most recent virus definitions. There are two ways to do this:
    • Run LiveUpdate. LiveUpdate is the easiest way to obtain virus definitions. These virus definitions have undergone full quality assurance testing by Symantec Security Response and are posted to the LiveUpdate servers one time each week (usually Wednesdays) unless there is a major virus outbreak. To determine if definitions for this threat are available by LiveUpdate, look at the Virus Definitions (LiveUpdate) line at the top of this write-up.
    • Use the Intelligent Updater to download the definitions. Intelligent Updater virus definitions have undergone full quality assurance testing by Symantec Security Response. They are posted on U.S. business days (Monday through Friday). They must be downloaded from the Symantec Security Response Web site and installed manually. To determine whether definitions for this threat are available by the Intelligent Updater, look at the Virus Definitions (Intelligent Updater) line at the top of this write-up.

      Intelligent Updater virus definitions are available here. For detailed instructions on how to download and install the Intelligent Updater virus definitions from the Symantec Security Response Web site, click here.
  1. Start Norton AntiVirus (NAV), and make sure that NAV is configured to scan all files. For instructions on how to do this, read the document How to configure Norton AntiVirus to scan all files.
  2. Run a full system scan.
  3. Delete all files that are detected as VBS.Overdoc. All .doc files that are in the folder where VBS.Overdoc was located should be replaced from a clean backup copy.


Writeup By: Douglas Knowles