Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '@' = '<DRIVERS>\USBInfo.com'
- [<HKCU>\Control Panel\Desktop] 'SCRNSAVE.EXE' = '<SYSTEM32>\ScreenSave.scr'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\╬─╝■╝╨.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
blocks execution of the following system utilities:
- Windows Task Manager (Taskmgr)
Creates and executes the following:
- '<DRIVERS>\USBInfo.com'
Executes the following:
- '<SYSTEM32>\attrib.exe' +a +r +s +h "system volume information.exe"
- '<SYSTEM32>\wscript.exe' +a +r +s +h "recycler.exe"
- '<SYSTEM32>\taskkill.exe' "<DRIVERS>\USBSys.vbe"
- '<SYSTEM32>\attrib.exe' +s +h "System Volume Information"
- '<SYSTEM32>\attrib.exe' +s +h "WINDOWS"
- '<SYSTEM32>\attrib.exe' +a +r +s +h "recycler.exe"
- '<SYSTEM32>\wscript.exe' +a +r +s +h "system volume information.exe"
- '<SYSTEM32>\attrib.exe' /s <DRIVERS>\USBInfo.sy_
- '<SYSTEM32>\attrib.exe' /pid=3028
- '<SYSTEM32>\attrib.exe' "<DRIVERS>\USBStor.vbe"
- '<SYSTEM32>\attrib.exe' /pid=2920
- '<SYSTEM32>\attrib.exe' /f /im usbmon.exe /im U┼╠▓б╢╛├т╥▀╞ў.exe /im USBCleaner.exe /im mmc.exe /im regedit.exe
- '<SYSTEM32>\attrib.exe' /pid=2964
- '<SYSTEM32>\attrib.exe' +s +h "RECYCLER"
- '<SYSTEM32>\taskkill.exe' /f /im usbmon.exe /im U┼╠▓б╢╛├т╥▀╞ў.exe /im USBCleaner.exe /im mmc.exe /im regedit.exe
- '%WINDIR%\regedit.exe' /s <DRIVERS>\USBInfo.sy_
- '<SYSTEM32>\wscript.exe' "<DRIVERS>\USBSys.vbe"
- '<SYSTEM32>\attrib.exe' -s -h <Full path to virus>
- '<SYSTEM32>\wscript.exe' "<DRIVERS>\USBStor.vbe"
- '<SYSTEM32>\wscript.exe' "<DRIVERS>\USBInfo.vbe"
- '<SYSTEM32>\attrib.exe' +a +r +s +h ╬─╝■╝╨.exe
- '<SYSTEM32>\attrib.exe' +s +h "Far2"
- '<SYSTEM32>\attrib.exe' +s +h "<Auxiliary name>"
- '<SYSTEM32>\attrib.exe' +s +h "Program Files"
- '<SYSTEM32>\attrib.exe' +a +r +s +h autorun.inf
- '<SYSTEM32>\attrib.exe' +s +h "bf32d3b0"
- '<SYSTEM32>\attrib.exe' +s +h "Documents and Settings"
Injects code into
the following system processes:
- <SYSTEM32>\attrib.exe
- <SYSTEM32>\taskkill.exe
- <SYSTEM32>\wscript.exe
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoRun' = '00000001'
Modifies file system :
Creates the following files:
- C:\Far2.exe
- C:\<Auxiliary name>.exe
- C:\Documents and Settings.exe
- C:\desktop.ini
- <Current directory>.exe
- C:\System Volume Information.exe
- %WINDIR%.exe
- <Auxiliary element>
- %PROGRAM_FILES%.exe
- C:\RECYCLER.exe
- C:\autorun.inf
- <DRIVERS>\Driver.sys
- <DRIVERS>\USBInfo.vbe
- <DRIVERS>\USBStor.vbe
- %TEMP%\~1.bat
- <DRIVERS>\USBInfo.com
- <DRIVERS>\USBSys.vbe
- C:\╬─╝■╝╨.exe
- <DRIVERS>\USBInfo.sy_
- %TEMP%\~2.bat
- <SYSTEM32>\ScreenSave.scr
Sets the 'hidden' attribute to the following files:
- C:\System Volume Information.exe
- C:\RECYCLER.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\╬─╝■╝╨.exe
- %TEMP%\~2.bat
- %TEMP%\~1.bat
- C:\autorun.inf
- C:\╬─╝■╝╨.exe
Deletes the following files:
- C:\desktop.ini
- %TEMP%\~1.bat
- <DRIVERS>\Driver.sys
Miscellaneous:
Searches for the following windows:
- ClassName: 'RegEdit_RegEdit' WindowName: '(null)'
- ClassName: '(null)' WindowName: '(null)'