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Date discovered:24/09/2009
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Medium
Static file:Yes
File size:188.554 Bytes
MD5 checksum:B1C1B5301E149769FB8376A885D2A5D8
VDF version:
IVDF version:

 General Method of propagation:
   • Autorun feature

   •  TrendMicro: WORM_PALEVO.YRS
   •  Sophos: W32/Rimecud-BV
   •  Microsoft: Worm:Win32/Rimecud.B

Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7

Side effects:
   • Third party control
   • Registry modification
   • Steals information

 Files It copies itself to the following location:
   • %recycle bin%\%random character string%\test.exe

The following file is created:

%recycle bin%\%random character string%\Desktop.ini

 Registry The following registry key is added in order to run the process after reboot:

– [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
   • "Taskman"="%recycle bin%\%random character string%\test.exe"

 Backdoor Contact server:
All of the following:
   • symkone**********.com:7781 (UDP)
   • wiset**********.com:7781 (UDP)
   • yog**********.info:7781 (UDP)

As a result it may send information and remote control could be provided.

Sends information about:
    • visited URLs
    • Information about the Windows operating system

Remote control capabilities:
    • Perform DDoS attack

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

    Process name:
   • %WINDIR%\explorer.exe

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

Description inserted by Andrei Ilie on Monday, September 5, 2011
Description updated by Andrei Ivanes on Friday, September 9, 2011

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