did you find "isus.rar" (e.g., inside a software folder, email attachment)?
You will need archive software like WinRAR or 7-Zip to look at the contents of a .rar file. isus.rar
Here is what I can tell you about managing a .rar file like "isus.rar": did you find "isus
"ISUS" sometimes refers to "InstallShield Update Service." did you find "isus.rar" (e.g.