{"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdakutenpura.hatenablog.com%2Fentry%2F2015%2F03%2F31%2F002551\" title=\" 0CTF 2015 Quals - Task VEZEL - A box of chocolate\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/d/dakutenpura/20150331/20150331001820.png","published":"2015-03-31 00:25:51","categories":["Writeup"],"description":"Decompile the provided APK file with http://www.decompileandroid.com/, and then open the file MainActivity.java at /com/ctf/vezel, I found this: // Decompiled by Jad v1.5.8e. Copyright 2001 Pavel Kouznetsov. // Jad home page: http://www.geocities.com/kpdus/jad.html // Decompiler options: braces fiel\u2026","provider_url":"https://hatena.blog","author_name":"dakutenpura","url":"https://dakutenpura.hatenablog.com/entry/2015/03/31/002551","width":"100%","author_url":"https://blog.hatena.ne.jp/dakutenpura/","blog_url":"https://dakutenpura.hatenablog.com/","blog_title":"A box of chocolate","title":" 0CTF 2015 Quals - Task VEZEL","provider_name":"Hatena Blog","height":"190"}