Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Svchost' = '%APPDATA%\Microsoft\Svchost.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\Svchost.exe
Creates the following files on removable media:
- <Drive name for removable media>:\SPK.exe
Malicious functions:
Creates and executes the following:
- '%APPDATA%\Microsoft\Svchost.exe'
Executes the following:
- '%APPDATA%\Microsoft\Svchost.exe'
Injects code into
the following user processes:
- Svchost.exe
Modifies file system:
Creates the following files:
- %TEMP%\mlt.tmp
- %APPDATA%\Microsoft\Svchost.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\SPK.exe
Deletes the following files:
- %TEMP%\mlt.tmp
- %APPDATA%\Microsoft\Svchost.exe
Network activity:
Connects to:
- 'ha####ob.zapto.org':5554
UDP:
- DNS ASK ha####ob.zapto.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_traywnd' WindowName: ''
