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picoCTF2022 Torrent Analyze を勉強した記録

Last updated at Posted at 2022-04-01

この問題解けたな。もったいない。

鮫のデフォルト

image.png

当時はなぜか,BitTorrentにチェックが入っていたので,このままでokと思ってしまった。
保存していたヒント読むと bt-dht にもチェックが必要と明記してあった。

bittorrent_dht_udpにもチェックを入れて進める

bt-dhtでフィルタ

image.png

会社でダウンロードしてたので2行目のローカルIP 192.168.73.132 でフィルタ

image.png

hashで検索

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peerで検索

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e2467cbf021192c241367b892230dc1e05c0580e Bittorrent をググる

image.png

拡張子が iso のファイル発見。

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