Technical Information
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Runonce] 'Efys' = 'C:\Users\Public\Efys.hta'
- C:\users\public\efyscex.exe
- C:\users\public\efysdes.exe
- C:\users\public\efys.hta
- C:\users\public\fcc
- C:\users\public\yako.bat
- C:\users\public\natso.bat
- %APPDATA%\remcos\logs.dat
- C:\users\public\yako.bat
- C:\users\public\natso.bat
- 'em#####ion2020.ddns.net':3800
- 'drive.google.com':443
- 'do#########ocs.googleusercontent.com':443
- DNS ASK drive.google.com
- DNS ASK do#########ocs.googleusercontent.com
- DNS ASK em#####ion2020.ddns.net
- '%WINDIR%\syswow64\cmd.exe' /c ""C:\Users\Public\Natso.bat" "' (with hidden window)
- '%ProgramFiles(x86)%\internet explorer\ieinstal.exe'
- '%WINDIR%\syswow64\cmd.exe' /c ""C:\Users\Public\Natso.bat" "
- '%WINDIR%\syswow64\reg.exe' delete hkcu\Environment /v windir /f
- '%WINDIR%\syswow64\reg.exe' add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\Yako.bat reg delete hkcu\Environment /v windir /f && REM "
- '%WINDIR%\syswow64\schtasks.exe' /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I