Virus:TR/VB.Yongfu
Date discovered:26/06/2007
Type:Trojan
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:15.872 Bytes
MD5 checksum:103bd3254c4aa8786ed1545261238d8f
IVDF version:6.39.00.57 - Tuesday, June 26, 2007

 General Method of propagation:
   • Autorun feature


Aliases:
   •  Mcafee: W32/Autorun.worm.h
   •  Sophos: Mal/Emogen-F
   •  Panda: W32/Autorun.JTT
   •  Eset: Win32/AutoRun.E
   •  Bitdefender: Trojan.Click.JV


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Downloads a malicious file
   • Drops malicious files

 Files It copies itself to the following location:
   • %drive%\360Safe.exe



The following file is created:

– %drive%\autorun.inf This is a non malicious text file with the following content:
   • %code that runs malware%




It tries to download a file:

– The location is the following:
   • http://www.6969669.com/**********?id=%character string%

 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 Petre Galan on Tuesday, May 4, 2010
Description updated by Petre Galan on Tuesday, May 4, 2010

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