Virus:TR/VB.als
Date discovered:26/04/2005
Type:Trojan
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:24.576 Bytes
MD5 checksum:7404aee4271c9d04d6dbc91405c03da9
VDF version:6.34.01.08
IVDF version:6.34.01.08

 General Method of propagation:
   • No own spreading routine


Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Drops files
   • Registry modification

 Files It copies the following file:
    •  C:\NTDETECT.COM into D:\systemfile.com



The following files are created:

– Non malicious file:
   • %SYSDIR%\systemdate.ini

– %drive%:\autorun.inf This is a non malicious text file with the following content:
   • [autorun]
     Shellexecute=rose.exe

– %SYSDIR%\run.reg

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

–  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "dll"="c:\system32\rose.exe"

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

Description inserted by Monica Ghitun on Thursday, July 6, 2006
Description updated by Monica Ghitun on Friday, July 14, 2006

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