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Date discovered:25/04/2011
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:21.025 Bytes
MD5 checksum:90b19125c986f17662a8f90a186c555b
VDF version:
IVDF version:

 General Aliases:
   •  Kaspersky: P2P-Worm.Win32.Palevo.coye
   •  Bitdefender: Trojan.Generic.6116562
   •  GData: Trojan.Generic.6116562
   •  DrWeb: Trojan.Inject.37080

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

Side effects:
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following location:
   • %recycle bin%\%CLSID%\syitm.exe

The following file is created:

%recycle bin%\%CLSID%\Desktop.ini

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

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

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "Tnaww"="%recycle bin%\%CLSID%\syitm.exe"

– [HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon]
   • "Shell"="explorer.exe,%recycle bin%\%CLSID%\syitm.exe"

 Backdoor Contact server:
The following:
   • dq.jav**********.com:8800 (TCP)

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

    Process name:
   • explorer.exe

 Miscellaneous Mutex:
It creates the following Mutex:
   • acddww

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

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

Descrição enviada por Petre Galan em quinta-feira, 21 de julho de 2011
Descrição atualizada por Petre Galan em quinta-feira, 21 de julho de 2011

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