Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'About Java' = '%HOMEPATH%\My Documents\folder name\file name.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\About Java.url
- %HOMEPATH%\Start Menu\Programs\Startup\About Java.exe
- %HOMEPATH%\Start Menu\Programs\Startup\win.vbs
Malicious functions:
Creates and executes the following:
- '%HOMEPATH%\Start Menu\Programs\Startup\About Java.exe'
Executes the following:
- '<SYSTEM32>\schtasks.exe' /create /sc minute /mo 1 /tn About Java /tr %HOMEPATH%\My Documents\folder name\file name.exe
- '%HOMEPATH%\My Documents\folder name\file name.exe'
- '<SYSTEM32>\notepad.exe' %TEMP%\13yquKD6Jmy6ytxOc5ndFN57o.txt
Modifies file system:
Creates the following files:
- %TEMP%\13yquKD6Jmy6ytxOc5ndFN57o.txt
- %HOMEPATH%\My Documents\folder name\file name.exe
Deletes the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\win.vbs
- %HOMEPATH%\My Documents\folder name\file name.exe
Network activity:
Connects to:
- 'ha#####sama229.ddns.net':333
UDP:
- DNS ASK ha#####sama229.ddns.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
