Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'TPI Unity' = '<SYSTEM32>\WPF\winserv.exe'
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Searches for windows to
detect analytical utilities:
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
- ClassName: '', WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
Modifies settings of Windows Internet Explorer
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'ProxyOverride' = '<local>'
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system
Creates the following files
- <SYSTEM32>\wpf\winserv.exe
- %TEMP%\hqghu.bat
Deletes itself.
Miscellaneous
Modifies value of AutoConfigURL parameter to 'http://127.0.0.1:5480/F93UH28FHECPSUUAB9065EM.pac'
Searches for the following windows
- ClassName: '18467-41' WindowName: ''
Creates and executes the following
- '<SYSTEM32>\wpf\winserv.exe'
- '<SYSTEM32>\wpf\winserv.exe' ' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c %TEMP%\hqghu.bat' (with hidden window)
Executes the following
- '<SYSTEM32>\cmd.exe' /c %TEMP%\hqghu.bat
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 2 "%WINDIR%\explorer.exe"
