Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'king_za' = '<SYSTEM32>\zaking.exe'
Substitutes the following executable system files:
- <DRIVERS>\cdaudio.sys with <DRIVERS>\SET2.tmp
Malicious functions:
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Restores hooked functions in System Service Descriptor Table (SSDT).
Modifies file system :
Creates the following files:
- <SYSTEM32>\dllcache\cdaudio.sys.new
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\at1[1].rar
- %TEMP%\at1.rar
- <DRIVERS>\SET2.tmp
- <SYSTEM32>\zaking.exe
- <SYSTEM32>\zaking0.dll
- <DRIVERS>\SET1.tmp
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\zaking0.dll
- <SYSTEM32>\zaking.exe
Deletes the following files:
- %TEMP%\at1.rar
- <DRIVERS>\SET1.tmp
- <DRIVERS>\cdaudio.sys
Moves the following files:
- from <SYSTEM32>\dllcache\cdaudio.sys.new to <SYSTEM32>\dllcache\cdaudio.sys
Deletes itself.
Network activity:
Connects to:
- 'www.ba###lo0.com':80
- 'localhost':1036
TCP:
HTTP GET requests:
- www.ba###lo0.com/1tw/at1.rar
UDP:
- DNS ASK www.ba###lo0.com
