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Symantec.com > Security Response > Trojan.Gema.B
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Trojan.Gema.B

Risk Level 1: Very Low

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Discovered: May 25, 2004
Updated: February 13, 2007 12:23:11 PM
Also Known As: Downloader.Crypter.E [GRISoft], TrojanDownloader.Win32.Crypter, Trojan.Crypter.C [SOFTWIN], Trojan.DownLoader.36864 [Dialo, W32/Crypter.A [Frisk Software], SysCenter [McAffee], Trojan.Downloader.Win32.Crypte, Win32/TrojanDownloader.Crypter, Troj/Crypter-C [Sophos], TrojanDownloader.Crypter [Viru
Type: Trojan Horse
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


Trojan.Gema.B is a Trojan horse that runs in the background. It periodically tries to download files from a remote location.

Protection

  • Initial Rapid Release version May 26, 2004
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version May 26, 2004
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date May 26, 2004

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

Distribution

  • Distribution Level: Low

Writeup By: Hyun Choi
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