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Virus:Worm/Rimecud.A.49
Date discovered:10/12/2009
Type:Worm
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:135.168 Bytes
MD5 checksum:6680eb6fe58c7863498b43153bd3b6a2
IVDF version:7.10.01.211 - Thursday, December 10, 2009

 General Method of propagation:
   • Autorun feature


Aliases:
   •  Panda: W32/Rimecud.U.worm
   •  Eset: Win32/Peerfrag.DR
   •  Bitdefender: Win32.Worm.Rimecud.G


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


Side effects:
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following location:
   • %drive%\RECYCLER\%CLSID%\nissan.exe



The following files are created:

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

%drive%\RECYCLER\%CLSID%\Desktop.ini

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

–  [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
   • "Taskman"="%recycle bin%\%CLSID%\nissan.exe"

 Backdoor The following ports are opened:

– solfire.alj**********.com on UDP port 22000
– sandra.pri**********.com on UDP port 22000
– l33t.bra**********.net on UDP port 22000

 Injection – It injects itself as a remote thread into a process.

    Process name:
   • explorer.exe


 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Описание добавил Petre Galan в(о) среда, 31 марта 2010 г.
Описание обновил Petre Galan в(о) среда, 31 марта 2010 г.

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