Full description

Virus:	TR/VB.Agent.49152
Date discovered:	16/09/2008
Type:	Trojan
In the wild:	Yes
Reported Infections:	Low to medium
Distribution Potential:	Low to medium
Damage Potential:	Low
Static file:	Yes
File size:	49.152 Bytes
MD5 checksum:	24279b569c7f301460e0c092c80f0919
IVDF version:	7.00.06.162 - Tuesday, September 16, 2008

General Method of propagation:
   • Autorun feature

Aliases:
   • Sophos: Mal/VBWorm-C
   • Bitdefender: Trojan.VB.NMY
   • Panda: W32/Whybo.I
   • Eset: Win32/VB.EL

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

Side effects:
   • Drops malicious files
   • Registry modification

Files It copies itself to the following location:
• %drive%\fun.xls.exe

The following files are created:

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

– %WINDIR%\ufdata2000.log

Registry The following registry keys are added in order to run the processes after reboot:

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "MsServer"="msfun80.exe"

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "IMJPMIG8.2"="msime82.exe"

The following registry key is changed:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\
   Folder\Hidden\SHOWALL]
   New value:
   • "CheckedValue"="0"

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

説明の挿入者 Petre Galan の 2010年12月6日月曜日
説明の更新者 Petre Galan の 2010年12月6日月曜日

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