# [PowerShell], 82 bytes

<!-- language: lang-powershell -->

    $a,$b=$args;$a..$b|%{($_,(-join[char[]](58..127|random -c "$_".Length)))[!($_%8)]}

[Try it online!]

[PowerShell]: https://github.com/PowerShell/PowerShell
[Try it online!]: https://tio.run/nexus/powershell#@6@SqKOSZKuSWJRebK2SqKenklSjWq2hEq@joZuVn5kXnZyRWBQdG6thaqGnZ2hkXlOUmJeSn6ugm6ygpBKvpOeTmpdekqGpqRmtCNSkaqEZW/v//39DQ9P/hkbGAA "PowerShell – TIO Nexus"