Virus:TR/Drop.Filmweb.A.2
Date discovered:06/08/2006
Type:Trojan
Subtype:Dropper
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:196.608 Bytes
MD5 checksum:0eaae499eb6816f65cee85c253f45f34
VDF version:6.34.01.200
IVDF version:6.34.01.206

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Kaspersky: Trojan.Win32.Agent.ut
   •  VirusBuster: Trojan.Agent.DPK


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


Side effects:
   • Downloads a file
   • Drops files
   • Registry modification

 Files The following files are created:

– %TEMPDIR%\drv.inf
– %TEMPDIR%\run.bat



It tries to download a file:

– The location is the following:
   • www.ehu.com.cn/filmweb/**********
It is saved on the local hard drive under: %WINDIR%\ehu.exe At the time of writing this file was not online for further investigation.

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

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "MyShares"="%PROGRAM FILES%\Ò×»¢\MyShares.exe /tray"
   • "LocalSystem"="%SYSDIR%\svchost.exe"
   • "Syss"="%TEMPDIR%\ehuupdate.exe"

 Backdoor Contact server:
The following:
   • www.ehu.com.cn/filmweb/**********


 Miscellaneous Mutex:
It creates the following Mutex:
   • 0xbe8e2ce1, 0xdab6, 0x11d6, 0xad, 0xd0, 0x0, 0xe0, 0x4c, 0x53, 0xf6, 0xe9

 File details Programming language:
 The malware program was written in MS Visual C++.

Description inserted by Adriana Popa on Tuesday, August 15, 2006
Description updated by Adriana Popa on Wednesday, August 16, 2006

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