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Trojan.Mdropper.AC

Risk Level 1: Very Low

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Discovered: February 23, 2009
Updated: February 24, 2009 2:05:20 PM
Type: Trojan
Infection Length: 57,306 bytes
Systems Affected: Windows XP, Windows Vista
CVE References: CVE-2009-0238

Trojan.Mdropper.AC is a Trojan horse that may exploit the Microsoft Excel Unspecified Remote Code Execution Vulnerability (BID 33870). It may also attempt to download files on to the compromised computer.

For more information, please read the following:
Excel Exploited

Protection

  • Initial Rapid Release version February 23, 2009 revision 006
  • Latest Rapid Release version December 16, 2009 revision 007
  • Initial Daily Certified version February 23, 2009 revision 021
  • Latest Daily Certified version April 24, 2009 revision 003
  • Initial Weekly Certified release date February 25, 2009

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

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Low
  • Payload: Drops malicious files on to the compromised computer.

Distribution

  • Distribution Level: Low

Writeup By: Kazumasa Itabashi
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