Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'Load' = '%APPDATA%\calcxhost.exe'
Modifies file system:
Creates the following files:
- %HOMEPATH%\My Documents\helps.wav
- %TEMP%\dw.log
- %TEMP%\2AD6C.dmp
Deletes the following files:
- %APPDATA%\calcxhost.exe
Moves the following files:
- from %HOMEPATH%\My Documents\helps.wav to %APPDATA%\calcxhost.exe
Miscellaneous:
Creates and executes the following:
- '%APPDATA%\calcxhost.exe'
Executes the following:
- '<SYSTEM32>\cmd.exe' /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "%APPDATA%\calcxhost.exe" /f
- '<SYSTEM32>\reg.exe' add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "%APPDATA%\calcxhost.exe" /f
- '%CommonProgramFiles%\Microsoft Shared\DW\DW20.EXE' -x -s 436
