Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '"%ALLUSERSPROFILE%\win system file.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '"%ALLUSERSPROFILE%\win system file.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\Java update.exe
Malicious functions:
Creates and executes the following:
- '%ALLUSERSPROFILE%\win system file.exe'
Executes the following:
- '<SYSTEM32>\schtasks.exe' /create /sc minute /mo 1 /tn Server /tr %HOMEPATH%\Local Settings\Temp/Server.exe
Modifies file system:
Creates the following files:
- %TEMP%\Server.exe
- %ALLUSERSPROFILE%\win system file.exe
Sets the 'hidden' attribute to the following files:
- %ALLUSERSPROFILE%\win system file.exe
Network activity:
Connects to:
- 'fi####1234.ddns.net':1103
UDP:
- DNS ASK fi####1234.ddns.net
