Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'kxva' = '<SYSTEM32>\kxvo.exe'
Substitutes the following executable system files:
- <DRIVERS>\cdaudio.sys with <DRIVERS>\SET3.tmp
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\hni.cmd
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- %WINDIR%\hg.exe
Executes the following:
- <SYSTEM32>\regsvr32.exe /s <SYSTEM32>\dse235rgd0.dll
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Installs hooks to intercept notifications
on keystrokes:
- Handler for all processes: <SYSTEM32>\wedasgads0.dll
Searches for windows to
bypass different anti-viruses:
- ClassName: 'AVP.Product_Notification' WindowName: ''
- ClassName: 'AVP.AlertDialog' WindowName: ''
Forces autoplay for removable media.
Modifies file system :
Creates the following files:
- C:\hni.cmd
- <DRIVERS>\SET3.tmp
- C:\autorun.inf
- %TEMP%\ll.rar
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\ll[1].rar
- <SYSTEM32>\kxvo.exe
- %WINDIR%\hg.exe
- <SYSTEM32>\dse235rgd0.dll
- <DRIVERS>\SET2.tmp
- <SYSTEM32>\wedasgads0.dll
Sets the 'hidden' attribute to the following files:
- C:\autorun.inf
- <Drive name for removable media>:\hni.cmd
- <Drive name for removable media>:\autorun.inf
- <SYSTEM32>\kxvo.exe
- <SYSTEM32>\wedasgads0.dll
- C:\hni.cmd
Deletes the following files:
- C:\autorun.inf
- C:\hni.cmd
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\hni.cmd
- %WINDIR%\hg.exe
- <DRIVERS>\cdaudio.sys
- %TEMP%\ll.rar
- <DRIVERS>\SET2.tmp
Moves itself:
- from <Full path to virus> to %TEMP%\nod1.tmp
Network activity:
Connects to:
- 'zx##5.com':80
- 'localhost':1037
TCP:
HTTP GET requests:
- zx##5.com/hg2/ll.rar
UDP:
- DNS ASK zx##5.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''