Virus:Worm/VB.fi.3
Date discovered:14/05/2007
Type:Worm
In the wild:Yes
Reported Infections:Medium
Distribution Potential:Medium
Damage Potential:Low
Static file:Yes
File size:40.960 Bytes
IVDF version:6.38.01.141 - Monday, May 14, 2007

 General Aliases:
   •  Symantec: W32.SillyFDC
   •  Mcafee: W32/USBAgent
   •  Kaspersky: Worm.Win32.VB.fi
   •  Sophos: Mal/SillyFDC-A
   •  Panda: W32/Bags.A.worm
   •  Grisoft: Worm/VB.AQI
   •  VirusBuster: Worm.VB.ZUO
   •  Eset: Win32/AutoRun.M
   •  Bitdefender: Trojan.Agent.ALQ


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


Side effects:
   • Drops a file
   • Registry modification

 Files It copies itself to the following locations:
   • %SYSDIR%\rundll.exe
   • %drive%\rundll.exe



The following file is created:

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

 Registry One of the following values is added in order to run the process after reboot:

–  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Rundll"="%SYSDIR%\rundll.exe"

 File details Programming language:
 The malware program was written in Visual Basic.

Description inserted by Petre Galan on Thursday, July 2, 2009
Description updated by Petre Galan on Friday, July 3, 2009

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