Virus:TR/Dldr.Small.dhv
Date discovered:25/07/2006
Type:Trojan
Subtype:Downloader
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:2.365 Bytes
MD5 checksum:fcd7a2cc59c645917f06fe85b3dfd4ec
VDF version:6.35.01.00 - Tuesday, July 25, 2006
IVDF version:6.35.01.00 - Tuesday, July 25, 2006

 General Aliases:
   •  Kaspersky: Trojan-Downloader.Win32.Small.dhv
   •  VirusBuster: trojan Trojan.DL.Small.CWX
   •  Bitdefender: Trojan.Downloader.Gobrena.C


Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP


Side effects:
   • Downloads a malicious file

 Files The following file is created:

– A file that is for temporary use and it might be deleted afterwards:
   • C:\boot.old




It tries to download a file:

– The location is the following:
   • http://www.eden21.net/flash/**********
It is saved on the local hard drive under: C:\ntldr32.exe Furthermore this file gets executed after it was fully downloaded. Further investigation pointed out that this file is malware, too. Detected as: TR/Crypt.F.Gen

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Bogdan Iliuta on Tuesday, September 19, 2006
Description updated by Andrei Ivanes on Tuesday, September 19, 2006

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