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Virus:TR/Agent.8789
Date discovered:07/11/2008
Type:Trojan
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low
Static file:Yes
File size:441.856 Bytes
MD5 checksum:77a31b24e8af16ea374ab06e7d2c1ba7
IVDF version:7.10.09.156 - Wednesday, July 21, 2010

 General Method of propagation:
   • Mapped network drives


Aliases:
   •  Kaspersky: Trojan.Win32.Cossta.jzp
     Microsoft: Trojan:Win32/Comame
   •  Panda: W32/SharedReply.A.worm
   •  Grisoft: Delf.TWA
   •  Eset: Win32/Delf.NGQ
     Norman: W32/NetworkWorm.QVM


Platforms / OS:
   • Windows XP
    Windows Vista
    Windows 7


Side effects:
   • Disable security applications
   • Registry modification

 Files It copies itself to the following locations:
   • %malware execution directory%\film.exe
   • C:\Documents and Settings\film.exe
   • %HOME%\film.exe
   • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\Explorer.exe
   • %ALLUSERSPROFILE%\Start Menu\Programs\Startup\xx.exe
   • %malware execution directory%\memari.exe
   • C:\Documents and Settings\memari.exe
   • %HOME%\memari.exe



It drops a copy of itself using a filename from a list:
To: %drive% Using one of the following names:
   • film.exe
   • .exe
   • naqhshe.exe
   • Babylon.exe
   • good.exe
   • aks.exe
   • barname.exe
   • rahsazi.exe
   • c++.exe
   • project.exe
   • download.exe




It deletes the following files:
   • C:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • D:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • E:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • F:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • G:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • H:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • I:\Documents and Settings\All Users\Start Menu\Programs\McAfee\McAfee SecurityCenter.lnk
   • C:\Program Files\McAfee.com\Agent\mcagent.exe
   • D:\Program Files\McAfee.com\Agent\mcagent.exe
   • E:\Program Files\McAfee.com\Agent\mcagent.exe
   • F:\Program Files\McAfee.com\Agent\mcagent.exe
   • G:\Program Files\McAfee.com\Agent\mcagent.exe
   • H:\Program Files\McAfee.com\Agent\mcagent.exe
   • I:\Program Files\McAfee.com\Agent\mcagent.exe

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

  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "vi me"="%ALLUSERSPROFILE%\Start Menu\Programs\Startup\Explorer.exe"

  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "vi me"="%ALLUSERSPROFILE%\Start Menu\Programs\Startup\xx.exe"

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

Description inserted by Mihai Dilimot on Thursday, February 24, 2011
Description updated by Mihai Dilimot on Thursday, February 24, 2011

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