Quals: Saudi and Oman National Cyber Security CTF 2019 » Back to basics
Points
not pretty much many options. No need to open a link from a browser, there is always a different way
URLにアクセスするとGoogleにリダイレクトされます。そこでFiddlerでRequestを編集してPOSTでRequestを投げてみます。すると次のようなResponseが返ってきます。
<!--var _0x7f88=["","join","reverse","split","log","ceab068d9522dc567177de8009f323b2"];function reverse(_0xa6e5x2){flag= _0xa6e5x2[_0x7f88[3]](_0x7f88[0])[_0x7f88[2]]()[_0x7f88[1]](_0x7f88[0])}console[_0x7f88[4]]= reverse;console[_0x7f88[4]](_0x7f88[5])-->
次のようにコードを編集しブラウザで実行します。
<script><!--var _0x7f88=["","join","reverse","split","log","ceab068d9522dc567177de8009f323b2"];function reverse(_0xa6e5x2){flag= _0xa6e5x2[_0x7f88[3]](_0x7f88[0])[_0x7f88[2]]()[_0x7f88[1]](_0x7f88[0])}console[_0x7f88[4]]= reverse;console[_0x7f88[4]](_0x7f88[5])--></script>
2b323f9008ed771765cd2259d860baec