$servers = Get-Content -Path C:\servers.txt
$folder = 'C:\Foo'

$user = 'foo'
$pass = 'password'

$secpasswd = ConvertTo-SecureString $pass -AsPlainText -Force
$cred = New-Object System.Management.Automation.PSCredential ($user, $secpasswd)

$servers | foreach {
    Copy-Item -Path $folder -Destination "\\$serverName\c$" -Recurse
    Invoke-Command -ComputerName $_ -ScriptBlock { C:\folder\file.exe } -Credential $cred
}