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Corridor

0xskar


Corridor

nmap returns a website with a corridor

view sourcef for the html gives us an image map which maps out all the doors we can check out

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<img src="/static/img/corridor.png" usemap="#image-map">

    <map name="image-map">
        <area target="" alt="c4ca4238a0b923820dcc509a6f75849b" title="c4ca4238a0b923820dcc509a6f75849b" href="c4ca4238a0b923820dcc509a6f75849b" coords="257,893,258,332,325,351,325,860" shape="poly">
        <area target="" alt="c81e728d9d4c2f636f067f89cc14862c" title="c81e728d9d4c2f636f067f89cc14862c" href="c81e728d9d4c2f636f067f89cc14862c" coords="469,766,503,747,501,405,474,394" shape="poly">
        <area target="" alt="eccbc87e4b5ce2fe28308fd9f2a7baf3" title="eccbc87e4b5ce2fe28308fd9f2a7baf3" href="eccbc87e4b5ce2fe28308fd9f2a7baf3" coords="585,698,598,691,593,429,584,421" shape="poly">
        <area target="" alt="a87ff679a2f3e71d9181a67b7542122c" title="a87ff679a2f3e71d9181a67b7542122c" href="a87ff679a2f3e71d9181a67b7542122c" coords="650,658,644,437,658,652,655,437" shape="poly">
        <area target="" alt="e4da3b7fbbce2345d7772b0674a318d5" title="e4da3b7fbbce2345d7772b0674a318d5" href="e4da3b7fbbce2345d7772b0674a318d5" coords="692,637,690,455,695,628,695,467" shape="poly">
        <area target="" alt="1679091c5a880faf6fb5e6087eb1b2dc" title="1679091c5a880faf6fb5e6087eb1b2dc" href="1679091c5a880faf6fb5e6087eb1b2dc" coords="719,620,719,458,728,471,728,609" shape="poly">
        <area target="" alt="8f14e45fceea167a5a36dedd4bea2543" title="8f14e45fceea167a5a36dedd4bea2543" href="8f14e45fceea167a5a36dedd4bea2543" coords="857,612,933,610,936,456,852,455" shape="poly">
        <area target="" alt="c9f0f895fb98ab9159f51fd0297e236d" title="c9f0f895fb98ab9159f51fd0297e236d" href="c9f0f895fb98ab9159f51fd0297e236d" coords="1475,857,1473,354,1537,335,1541,901" shape="poly">
        <area target="" alt="45c48cce2e2d7fbdea1afc51c7c6ad26" title="45c48cce2e2d7fbdea1afc51c7c6ad26" href="45c48cce2e2d7fbdea1afc51c7c6ad26" coords="1324,766,1300,752,1303,401,1325,397" shape="poly">
        <area target="" alt="d3d9446802a44259755d38e6d163e820" title="d3d9446802a44259755d38e6d163e820" href="d3d9446802a44259755d38e6d163e820" coords="1202,695,1217,704,1222,423,1203,423" shape="poly">
        <area target="" alt="6512bd43d9caa6e02c990b0a82652dca" title="6512bd43d9caa6e02c990b0a82652dca" href="6512bd43d9caa6e02c990b0a82652dca" coords="1154,668,1146,661,1144,442,1157,442" shape="poly">
        <area target="" alt="c20ad4d76fe97759aa27a0c99bff6710" title="c20ad4d76fe97759aa27a0c99bff6710" href="c20ad4d76fe97759aa27a0c99bff6710" coords="1105,628,1116,633,1113,447,1102,447" shape="poly">
        <area target="" alt="c51ce410c124a10e0db5e4b97fc2af39" title="c51ce410c124a10e0db5e4b97fc2af39" href="c51ce410c124a10e0db5e4b97fc2af39" coords="1073,609,1081,620,1082,459,1073,463" shape="poly">
    </map>

These all return us to empty rooms with nothing in them. But the hint says follow the hashes and these seem to be md5 hashes. Maybe I can convert a medium directory list to md5 hashes and use that to find an open corridor.

Bash script to read and output the file

  • while read -r line; do printf %s "$line" | md5sum | cut -f1 -d' '; done < /usr/share/dirbuster/wordlists/directory-list-2.3-medium.txt >> output.txt

We can then scan for open rooms.

  • feroxbuster -u http://10.10.80.97 -w corridor/output.txt

and we get our flag.


This post is licensed under CC BY 4.0 by the author.