Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '<Virus name>.exe' = '%APPDATA%\<Virus name>.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\XIymXeX.exe
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\XIymXeX.exe
Malicious functions:
Executes the following:
- '<SYSTEM32>\ntvdm.exe' -f -i1
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\CSC1.tmp"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\emkisul-.cmdline"
Terminates or attempts to terminate
the following user processes:
- outpost.exe
- bdagent.exe
Modifies file system :
Creates the following files:
- %PROGRAM_FILES%\Tmp1115.exe
- %TEMP%\emkisul-.dll
- %APPDATA%\<Virus name>.exe
- %WINDIR%\Temp\scs4.tmp
- %WINDIR%\Temp\scs3.tmp
- %TEMP%\RES2.tmp
- %TEMP%\emkisul-.0.cs
- %APPDATA%\svchost.exe
- %TEMP%\emkisul-.cmdline
- %TEMP%\CSC1.tmp
- %TEMP%\emkisul-.out
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\XIymXeX.exe
Deletes the following files:
- %TEMP%\emkisul-.dll
- %TEMP%\emkisul-.0.cs
- %WINDIR%\Temp\scs4.tmp
- %WINDIR%\Temp\scs3.tmp
- %TEMP%\CSC1.tmp
- %TEMP%\RES2.tmp
- %TEMP%\emkisul-.cmdline
- %TEMP%\emkisul-.out
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b50.b54.390001'
