Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\svchost.exe
Malicious functions:
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\z0jmyxyr.cmdline"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES4.tmp" "%TEMP%\vbc3.tmp"
- '<SYSTEM32>\ntvdm.exe' -f -i1
- '%TEMP%\svchost.exe'
Modifies file system:
Creates the following files:
- %TEMP%\z0jmyxyr.out
- %TEMP%\z0jmyxyr.cmdline
- %TEMP%\z0jmyxyr.0.vb
- %TEMP%\z0jmyxyr.exe
- %TEMP%\RES4.tmp
- %TEMP%\vbc3.tmp
- %TEMP%\MSNPSharp.dll
- %TEMP%\svchost.exe
- %TEMP%\$RECYCLE.BIN.exe
- %TEMP%\S.resources
- %TEMP%\0M8x1A.resources
- %WINDIR%\Temp\scs2.tmp
- %WINDIR%\Temp\scs1.tmp
Deletes the following files:
- %TEMP%\z0jmyxyr.exe
- %TEMP%\z0jmyxyr.out
- %TEMP%\z0jmyxyr.0.vb
- %TEMP%\z0jmyxyr.cmdline
- %WINDIR%\Temp\scs2.tmp
- %WINDIR%\Temp\scs1.tmp
- %TEMP%\vbc3.tmp
- %TEMP%\RES4.tmp
Network activity:
Connects to:
- '17#.#3.169.14':80
Miscellaneous:
Searches for the following windows:
- ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b3c.b40.380001'