medium-medium

Exploit-MSExcel.p

Exploit-MSExcel.p

Threat Detail

  • Malware Type: Trojan
  • Malware Sub-type: Exploit
  • Protection Added: 2008-01-10

-- Update March 12, 2008 --
The risk assessment of this threat has been updated to Low-Profiled due to media attention at:
http://www.crn.com/security/206903067

This detection covers malware that exploits an unpatched vulnerability in Microsoft Excel. CVE-2008-0081.

 


Minimum Engine

5400.1158

File Length

Varies

Description Added

2008-01-10

Description Modified

2008-01-10

Malware Proliferation

fpo-ti-severity-legend logo-new-mcafee

-- Update March 12, 2008 --
The risk assessment of this threat has been updated to Low-Profiled due to media attention at:
http://www.crn.com/security/206903067

This detection covers malware that exploits an unpatched vulnerability in Microsoft Excel. CVE-2008-0081

More details of this vulnerability from the vendor at:

http://www.microsoft.com/technet/security/advisory/947563.mspx

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

When successful, the exploit may install additional malware onto the victim's machine.