{"id":750,"date":"2023-01-13T10:36:15","date_gmt":"2023-01-13T02:36:15","guid":{"rendered":"https:\/\/fushuling.com\/?p=750"},"modified":"2023-07-31T14:46:43","modified_gmt":"2023-07-31T06:46:43","slug":"%e6%9f%90%e8%ae%ad%e7%bb%83%e8%90%a5%e7%bb%93%e8%90%a5%e8%b5%9b","status":"publish","type":"post","link":"https:\/\/fushuling.com\/index.php\/2023\/01\/13\/%e6%9f%90%e8%ae%ad%e7%bb%83%e8%90%a5%e7%bb%93%e8%90%a5%e8%b5%9b\/","title":{"rendered":"\u67d0\u8bad\u7ec3\u8425\u7ed3\u8425\u8d5b"},"content":{"rendered":"\n<p>\u6574\u7406\u4e00\u4e0b\u6bd4\u8d5b\u91cc\u5b66\u5230\u7684\u65b0\u59ff\u52bf<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">S7_analysis<\/h2>\n\n\n\n<p>\u8fd9\u4e2a\u9898\u4e0d\u662f\u5f88\u61c2\uff0c\u7f51\u4e0a\u641c\u7684\u65f6\u5019\u5728\u5927\u4f6c\u7684<a href=\"https:\/\/writeup.ctfhub.com\/Challenge\/2019\/%E5%B7%A5%E4%B8%9A%E4%BF%A1%E6%81%AF%E5%AE%89%E5%85%A8%E6%8A%80%E8%83%BD%E5%A4%A7%E8%B5%9B\/%E5%93%88%E5%B0%94%E6%BB%A8%E7%AB%99\/awa3GNYZggrLdipmq3pbp8.html\n\">\u535a\u5ba2<\/a>\u91cc\u63d0\u5230\u53ef\u4ee5\u4f7f\u7528s7comm.header.rosctr == 1\u8fc7\u6ee4\uff0c\u6211\u8fc7\u6ee4\u5b8c\u4e4b\u540e\u53ea\u5269\u4e86\u4e09\u4e2a\u6d41\u91cf\uff0c\u4e00\u4e2a\u4e00\u4e2a\u7f16\u53f7\u8bd5\uff0c\u6700\u540e\u7528399\u8bd5\u51fa\u6765\u4e86<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-1024x287.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"287\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-1024x287.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-751\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>hsnctf{39}<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">extract<\/h2>\n\n\n\n<p>\u8fd9\u9898\u8fd0\u6c14\u6bd4\u8f83\u597d\uff0c\u62ff\u4e86\u4e8c\u8840\uff0c\u5b66\u4e86\u4e9b\u65b0\u59ff\u52bf\u3002<\/p>\n\n\n\n<p>\u9898\u76ee\u9644\u4ef6\u662f\u4e00\u4e2aCloakify.txt.zip\uff0c\u89e3\u538b\u540e\u5f97\u5230\u4e86\u4e00\u4e2aCloakify.txt\uff0c\u91cc\u9762\u662f\u4e00\u5806emoji:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-1.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"607\" height=\"662\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-1.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-752\"  sizes=\"auto, (max-width: 607px) 100vw, 607px\" \/><\/div><\/figure>\n\n\n\n<p>\u7f51\u4e0a\u767e\u5ea6\u4e86\u4e00\u4e0b\uff0c\u53d1\u73b0\u4e86\u4e00\u4e2a\u53ebCloakify-Powershell\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u57fa\u4e8e\u6587\u672c\u7684\u9690\u5199\u672f\u8f93\u51fa\u6765\u63a9\u76d6\u6587\u4ef6\uff0c\u5176\u4e2d\u5c31\u5305\u62ec\u901a\u8fc7emoji\u8fdb\u884c\u9690\u5199\uff0c\u4f7f\u7528\u65b9\u6cd5\u4e3a\u5148\u5728powershell\u91cc.\\cloakifyFactory.ps1\u542f\u52a8(\u5982\u679c\u542f\u52a8\u5931\u8d25\u53ef\u80fd\u662f\u811a\u672c\u4fe1\u4efb\u7684\u95ee\u9898\uff0c\u590d\u5236\u62a5\u9519\u53bb\u767e\u5ea6\u4e00\u4e0b\u5c31\u53ef\u4ee5\u627e\u5230\u89e3\u51b3\u65b9\u6cd5)\uff0c\u7136\u540e\u5982\u4e0b\u64cd\u4f5c\u5373\u53ef\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/img1.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"962\" height=\"840\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/img1.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-753\"  sizes=\"auto, (max-width: 962px) 100vw, 962px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/img2.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"965\" height=\"888\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/img2.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-754\"  sizes=\"auto, (max-width: 965px) 100vw, 965px\" \/><\/div><\/figure>\n\n\n\n<p>\u7136\u540e\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u5728\u6307\u5b9a\u8def\u5f84\u8f93\u51fa\u4e86\u4e00\u4e2aflag.txt<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/QQ\u622a\u56fe20230113094648-1024x563.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"563\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/QQ\u622a\u56fe20230113094648-1024x563.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-755\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u770b\u5230PK\u5c31\u77e5\u9053\u4e00\u773czip\uff0c\u6211\u4eec\u628a\u5b83\u91cd\u540d\u4e3a1.zip\uff0c\u89e3\u538b\u51fa\u6765\u5f97\u5230\u4e00\u4e2af2332.zip\uff0c\u7136\u540e\u89e3\u538b\u51fa\u6765\u53c8\u5f97\u5230\u4e00\u4e2af2331.zip\uff0c\u4e00\u773c\u5957\u5a03zip\u9898\uff0c\u6539\u6539\u4e4b\u524d\u7ea2\u5ca9\u676f\u90a3\u4e2a\u811a\u672c\u5c31\u884c\u4e86\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import zipfile\nimport os\nfor i in range(2330,1,-1):\n    zfile=zipfile.ZipFile(f\".\/f{i}.zip\",\"r\")\n    zfile.extractall(path=\".\")\n    if i!=1000 or i !=2000 or i !=500 or i !=50:\n        os.remove(f\"f{i+1}.zip\")<\/code><\/pre>\n\n\n\n<p>\u6700\u540e\u89e3\u538b\u5230f1.zip\u62ff\u5230flag<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-4.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"245\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-4.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-758\"  sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/div><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\u8fd9\u79cd\u6301\u7eed\u89e3\u538b\u7684\u5957\u5a03\u9898\uff0c\u5efa\u8bae\u4e0d\u8981\u5728\u89e3\u538b\u4e2d\u505c\u6b62\uff0c\u56e0\u4e3a\u8fd9\u6837\u53ef\u80fd\u5bfc\u81f4\u6587\u4ef6\u635f\u574f\u538b\u7f29\u5305\u6ca1\u6cd5\u7ee7\u7eed\u89e3\u538b\uff0c\u6240\u4ee5\u5199\u811a\u672c\u7684\u65f6\u5019\u5343\u4e07\u4e0d\u8981\u89e3\u538b\u4e00\u4e2a\u5220\u4e00\u4e2a\uff0c\u6700\u597d\u4fdd\u6301\u6587\u4ef6\u5939\u91cc\u81f3\u5c11\u6709\u4e24\u4e2a\u538b\u7f29\u5305\u540c\u65f6\u5b58\u5728\uff0c\u8fd9\u6837\u6700\u65b0\u7684\u90a3\u4e2a\u5bc4\u4e86\u8fd8\u80fd\u7528\u4e0a\u4e00\u4e2a\uff0c\u6216\u8005\u76f4\u63a5\u7528\u6211\u8fd9\u4e2a\u811a\u672c\u6539\u6539\u5f97\u4e86\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5916\u661f\u7535\u6ce2<\/h2>\n\n\n\n<p>\u9644\u4ef6\u662f\u4e00\u4e2aflag.zip\u538b\u7f29\u5305\uff0c2.3mb\uff0c\u89e3\u538b\u51fa\u6765\u662f\u4e00\u4e2aflag.rar\uff0c\u4e5f\u662f2.3mb\uff0c\u4f46\u518d\u89e3\u538b\u5c31\u53ea\u5269\u4e0b\u4e00\u4e2aflag.txt\u4e86\uff0c\u53ea\u67091kb\uff0c\u663e\u7136\u8fd9\u91cc\u9762\u6709\u95ee\u9898\uff0c\u6211\u8bd5\u4e86\u5e38\u89c1\u7684foremost\uff0cbinwalk\u4e4b\u7c7b\u7684\u5565\u4e5f\u6ca1\u5206\u51fa\u6765\uff0c\u53ea\u597d\u628a\u89c6\u7ebf\u6295\u5411\u8fd9\u4e2aflag.txt\u4e86\uff0c\u91cc\u9762\u53ea\u6709\u4e00\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>UEsDBBQAAQAAAJWWe1X3LRmUOAAAACwAAAAHAAAAa2V5LnR4dC07SzAm0\/65DjqdNiRlBKXO92+KgkCxomKGJLjsGcV7Fue2z4K1sKgxXqQAQJ7R+MbJWT8Zvan2UEsBAj8AFAABAAAAlZZ7VfctGZQ4AAAALAAAAAcAJAAAAAAAAAAgAAAAAAAAAGtleS50eHQKACAAAAAAAAEAGACLClJfTgLZAYsKUl9OAtkBnjjX+k0C2QFQSwUGAAAAAAEAAQBZAAAAXQAAAAAA<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\/\u8fd8\u6709+\u770b\u8d77\u6765\u773c\u719f\u7684\u4e00\u6279\uff0c\u7528base64\u89e3\u7801\u4e86\u4e00\u4e0b\uff0c\u53d1\u73b0\u4e86PK\uff0c\u770b\u6765\u662fzip\uff0c\u4f46\u76f4\u63a5\u89e3\u7801\u4f1a\u6709\u4e00\u5927\u5806\u5947\u5947\u602a\u602a\u7684\u5b57\u7b26\uff0c\u663e\u7136\u683c\u5f0f\u6709\u95ee\u9898\uff0c\u6700\u540e\u6c42\u52a9\u4e8e\u4e07\u80fd\u7684ChatGPT\uff0c\u5199\u4e86\u4e00\u4e2a\u53ef\u4ee5\u5c06base64\u89e3\u7801\u540e\u7684\u6570\u636e\u4ee516\u8fdb\u5236\u4fdd\u5b58\u7684python\u811a\u672c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import base64\n\n# \u83b7\u53d6\u9700\u8981\u89e3\u7801\u7684base64\u5b57\u7b26\u4e32\nbase64_str = 'UEsDBBQAAQAAAJWWe1X3LRmUOAAAACwAAAAHAAAAa2V5LnR4dC07SzAm0\/65DjqdNiRlBKXO92+KgkCxomKGJLjsGcV7Fue2z4K1sKgxXqQAQJ7R+MbJWT8Zvan2UEsBAj8AFAABAAAAlZZ7VfctGZQ4AAAALAAAAAcAJAAAAAAAAAAgAAAAAAAAAGtleS50eHQKACAAAAAAAAEAGACLClJfTgLZAYsKUl9OAtkBnjjX+k0C2QFQSwUGAAAAAAEAAQBZAAAAXQAAAAAA'\n\n# \u5c06base64\u5b57\u7b26\u4e32\u89e3\u7801\ndecoded_data = base64.b64decode(base64_str)\n\n# \u5c06\u89e3\u7801\u540e\u7684\u6570\u636e\u8f6c\u6362\u4e3a16\u8fdb\u5236\nhex_data = decoded_data.hex()\n\n# \u5c06\u8f6c\u6362\u540e\u768416\u8fdb\u5236\u6570\u636e\u5199\u5165\u6587\u4ef6\nwith open('data.hex', 'w') as f:\n    f.write(hex_data)<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u5c06\u90a3\u4e2adata.hex\u91cc\u768416\u8fdb\u5236\u6570\u636e\u50cf\u4e4b\u524d\u83dc\u72d7\u676f\u7684\u4e00\u6837\u5728010editor\u91cc\u65b0\u5efa\u4e00\u4e2a\u6587\u4ef6\uff0c\u7136\u540e\u7c98\u8d34\u81ea16\u8fdb\u5236\uff0c\u6700\u540e\u4fdd\u5b58\u5e76\u91cd\u547d\u540d\u4e3a1.zip\uff0c\u8fd9\u6837\u5c31\u662f\u4e00\u4e2a\u6b63\u5e38\u7684\u538b\u7f29\u5305\u4e86\uff0c\u91cc\u9762\u6709\u4e00\u4e2akey.txt\uff0c\u4f46\u6709\u538b\u7f29\u5305\u5bc6\u7801\uff0c\u800c\u4e14\u8fd8\u4e0d\u662f\u4f2a\u52a0\u5bc6\uff0c\u5f53\u65f6\u7206\u7834\u4e86\u5f88\u4e45\u4e5f\u6ca1\u7206\u7834\u51fa\u6765\uff0c\u8d5b\u540e\u590d\u73b0\u624d\u77e5\u9053\u4e0d\u662f\u7528\u6765\u7206\u7834\u7684\uff0c\u90a3\u4e2a\u4ecerar\u5230txt\u91cc\u6d88\u5931\u7684\u6570\u636e\u5176\u5b9e\u662f\u88abNTFS\u9690\u85cf\u4e86\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u8981\u6ce8\u610f\u4e00\u4e0b\uff0c\u53ea\u80fd\u7528winrar\u89e3\u538b\u90a3\u4e2aflag.rar\uff0c\u5426\u5219\u4f1a\u56e0\u4e3a\u635f\u5931\u6570\u636e\u5bfc\u81f4\u68c0\u6d4b\u4e0d\u51fa\u6765\u88abntfs\u9690\u85cf\u7684\u6587\u4ef6\uff0c\u6211\u5c31\u56e0\u4e3a\u8fd9\u4e2a\u8d5b\u540e\u590d\u73b0\u6d6a\u8d39\u4e86\u5f88\u591a\u65f6\u95f4\u3002\u6210\u529f\u89e3\u538b\u540e\u6211\u4eec\u4f7f\u7528ntfs\u795e\u5668ntfsstreamseditor\u5373\u53ef\u627e\u5230\u90a3\u4e2aflag.txt\u91cc\u6d88\u5931\u7684\u6570\u636e\uff0c\u539f\u6765\u662f\u9690\u85cf\u4e86\u4e00\u4e2awav\u6587\u4ef6\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-5-1024x496.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"496\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-5-1024x496.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-759\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5bfc\u51fa\u6765\u4e4b\u540e\u7a0d\u5fae\u542c\u4e00\u4e0b\u5c31\u77e5\u9053\u662fSSTV\uff0c\u771f\u7684\u662f\u592a\u592a\u592a\u592a\u5e38\u89c1\u4e86\uff0c\u8fd9\u5b66\u671f\u5f00\u59cb\u63a5\u89e6misc\u4e4b\u540e\uff0c\u6bd4\u8d5b\u91cc\u81f3\u5c11\u9047\u5230\u4e86\u4e94\u6b21sstv\u4e86\uff0c\u53c2\u8003\u6211\u4e4b\u524d\u83dc\u72d7\u676f\u7684\u6559\u7a0b\u7528\u865a\u62df\u58f0\u5361\uff0c\u6216\u8005\u7535\u8111\u6253\u5f00\u97f3\u9891\uff0c\u624b\u673a\u653e\u65c1\u8fb9\u7528Robot36\u55ef\u542c\u4e5f\u53ef\u4ee5\uff0c\u5c31\u662f\u6709\u70b9\u5435\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-6.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"833\" height=\"526\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-6.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-760\"  sizes=\"auto, (max-width: 833px) 100vw, 833px\" \/><\/div><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>passwd@hillstone<\/code><\/pre>\n\n\n\n<p>\u7528\u8fd9\u4e2a\u5bc6\u7801\u89e3\u538b\u90a3\u4e2a\u538b\u7f29\u5305\u5373\u53ef\u62ff\u5230flag:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-7.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"630\" height=\"230\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/1-7.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-761\"  sizes=\"auto, (max-width: 630px) 100vw, 630px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">vigenere<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#enc.py\nimport string\n\nfrom secret import flag\nfrom secret import encrypt\n\nimport random\n\ndicts = string.ascii_lowercase +\"{}\"\n\nkey = (''.join(&#91;random.choice(dicts) for i in range(4)])) * 8\n\nassert(len(flag) == 32)\n\nassert(len(key) == 32)\n\n\ncipher = encrypt(flag, key)\n\nprint(cipher)\n\n# {mvjk}gbxyiutfchpm}ylm}a}amuxlmg<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>#table.tsv\n  a b c d e f g h i j k l m n o p q r s t u v w x y z { }\na a b c d e f g h i j k l m n o p q r s t u v w x y z { } \nb b c d e f g h i j k l m n o p q r s t u v w x y z { } a \nc c d e f g h i j k l m n o p q r s t u v w x y z { } a b \nd d e f g h i j k l m n o p q r s t u v w x y z { } a b c \ne e f g h i j k l m n o p q r s t u v w x y z { } a b c d \nf f g h i j k l m n o p q r s t u v w x y z { } a b c d e \ng g h i j k l m n o p q r s t u v w x y z { } a b c d e f \nh h i j k l m n o p q r s t u v w x y z { } a b c d e f g \ni i j k l m n o p q r s t u v w x y z { } a b c d e f g h \nj j k l m n o p q r s t u v w x y z { } a b c d e f g h i \nk k l m n o p q r s t u v w x y z { } a b c d e f g h i j \nl l m n o p q r s t u v w x y z { } a b c d e f g h i j k \nm m n o p q r s t u v w x y z { } a b c d e f g h i j k l \nn n o p q r s t u v w x y z { } a b c d e f g h i j k l m \no o p q r s t u v w x y z { } a b c d e f g h i j k l m n \np p q r s t u v w x y z { } a b c d e f g h i j k l m n o \nq q r s t u v w x y z { } a b c d e f g h i j k l m n o p \nr r s t u v w x y z { } a b c d e f g h i j k l m n o p q \ns s t u v w x y z { } a b c d e f g h i j k l m n o p q r \nt t u v w x y z { } a b c d e f g h i j k l m n o p q r s \nu u v w x y z { } a b c d e f g h i j k l m n o p q r s t \nv v w x y z { } a b c d e f g h i j k l m n o p q r s t u \nw w x y z { } a b c d e f g h i j k l m n o p q r s t u v \nx x y z { } a b c d e f g h i j k l m n o p q r s t u v w \ny y z { } a b c d e f g h i j k l m n o p q r s t u v w x \nz z { } a b c d e f g h i j k l m n o p q r s t u v w x y \n{ { } a b c d e f g h i j k l m n o p q r s t u v w x y z \n} } a b c d e f g h i j k l m n o p q r s t u v w x y z { <\/code><\/pre>\n\n\n\n<p>\u672c\u4eba\u4e0d\u592a\u61c2\u5bc6\u7801\u5b66\uff0c\u8fd9\u4e2a\u811a\u672c\u6765\u81ea\u65f6\u7ef4\u5609\u5927\u4f6c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import random\nimport string\nimport itertools\ndicts = string.ascii_lowercase +\"{}\"\nprint(dicts)\n# key = (''.join(&#91;random.choice(dicts) for i in range(4)])) * 8\nenc = '{mvjk}gbxyiutfchpm}ylm}a}amuxlmg'\nfor k in itertools.product(dicts,repeat=4):\n    key = ''.join(k)\n# print(key)\n    numenc = &#91;dicts.index(i) for i in enc]\n    numkey = &#91;dicts.index(i) for i in key]\n    flag = ''\n    for i in range(len(enc)):\n# assert len(numenc) == len(numkey)\n        ans = (numenc&#91;i] - numkey&#91;i % 4]) % 28\n        flag += dicts&#91;ans]\n    if 'hsnctf' in flag:\n        print(flag)\n        break\n#b'hsnctf{wecanalwaystrustvigenere}'<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u540e\u8bb0<\/h2>\n\n\n\n<p>\u516d\u9053web\u56db\u9053\u96f6\u89e3\uff0c\u8fd8\u6709\u4e00\u9053\u5230\u6bd4\u8d5b\u6700\u540e\u624d\u6709\u4e00\u4e2a\u4eba\u505a\u51fa\u6765\uff0c\u771f\u7684\u5c5e\u5b9e\u6709\u70b9\u96be\u7ef7\uff0cweb\u6211\u540e\u9762\u4e13\u95e8\u5199\u4e2a\u8be6\u7ec6\u5206\u6790\uff0c\u6709\u673a\u4f1a\u628a\u90a3\u4e9b\u9898\u90fd\u7814\u7a76\u7814\u7a76\u3002<\/p>\n\n\n\n<p>\u4e0d\u8fc7\u8bad\u7ec3\u8425\u91cc\u53d1\u7684\u90a3\u4e2aMISC\u601d\u7ef4\u5bfc\u56fe\u662f\u771f\u7684\u597d\u7528\uff0c\u4e5f\u7b97\u4e0d\u865a\u6b64\u884c\u4e86\uff0c\u800c\u4e14\u90a3\u4e0a\u9762\u5173\u4e8erar\u4e5f\u5199\u4e86ntfs\uff0c\u53ef\u60dc\u5f53\u65f6\u6211\u6ca1\u653e\u5728\u5fc3\u4e0a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/MISC\u601d\u7ef4\u5bfc\u56fe_00-726x1024.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"1024\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2023\/01\/MISC\u601d\u7ef4\u5bfc\u56fe_00-726x1024.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-765\"  sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u6574\u7406\u4e00\u4e0b\u6bd4\u8d5b\u91cc\u5b66\u5230\u7684\u65b0\u59ff\u52bf S7_analysis \u8fd9\u4e2a\u9898\u4e0d\u662f\u5f88\u61c2\uff0c\u7f51\u4e0a\u641c\u7684\u65f6\u5019\u5728\u5927\u4f6c\u7684\u535a\u5ba2\u91cc\u63d0\u5230\u53ef\u4ee5\u4f7f\u7528s7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-750","post","type-post","status-publish","format-standard","hentry","category-wp"],"_links":{"self":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/comments?post=750"}],"version-history":[{"count":5,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/750\/revisions"}],"predecessor-version":[{"id":865,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/750\/revisions\/865"}],"wp:attachment":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/media?parent=750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/categories?post=750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/tags?post=750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}