Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'sysldtray' = '%WINDIR%\ld12.exe'
Modifies file system
Creates the following files
- %WINDIR%\prxid93ps.dat
- <Current directory>\x2.dat
- %WINDIR%\ld12.exe
- %WINDIR%\34rdft.bat
Deletes the following files
- <Current directory>\x2.dat
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://www.google.com/
HTTP POST requests
- http://u1##ul.com/achcheck.php
- http://um###ummer.com/achcheck.php
UDP
- DNS ASK google.com
- DNS ASK up##306.com
- DNS ASK rj###three.com
- DNS ASK ut###ejuly.com
- DNS ASK u1##ul.com
- DNS ASK um###ummer.com
Miscellaneous
Creates and executes the following
- '%WINDIR%\ld12.exe'
- '%WINDIR%\ld12.exe' ' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c %WINDIR%\34rdft.bat' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /c %WINDIR%\34rdft.bat