在数字化时代,我们每天都在与各种文件打交道,无论是文档、图片还是视频,有那么一次,我遇到了一个看似普通的压缩文件,却开启了一段意想不到的技术奇遇,这篇文章将带你走进这段旅程,探索那些隐藏在代码背后的秘密。
1. 压缩文件的初见
那天,我在一个技术论坛上看到一个帖子,标题为“神秘的压缩文件”,发帖人声称自己在一个废弃的 FTP 服务器上找到了一个名为secret.zip
的文件,但解压后发现里面只有一个空白的文本文件,出于好奇,我下载了这个文件,准备一探究竟。
2. 解压失败的困惑
我用 WinRAR 尝试解压secret.zip
,但结果和发帖人一样——只得到了一个空白的文本文件,这让我有些失望,但同时也激起了我的好奇心,我决定使用一些更高级的工具来分析这个文件,看看是否能发现些什么。
3. 深入分析
我使用了一个名为binwalk
的工具,它可以帮助分析二进制文件,运行命令binwalk secret.zip
后,结果显示了一些有趣的信息:
DECIMAL HEXADECIMAL DESCRIPTION 0 0x0 ZIP archive data, at least v2.0 to extract 18 0x12 End of Zip archive 19 0x13 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 137 0x89 GIF image data, version 89a, 16 x 16 257 0x101 JPEG image data, JFIF standard 1.01 385 0x181 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 513 0x201 GIF image data, version 89a, 16 x 16 641 0x281 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 769 0x301 GIF image data, version 89a, 16 x 16 897 0x381 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 1025 0x401 GIF image data, version 89a, 16 x 16 1153 0x481 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 1281 0x501 GIF image data, version 89a, 16 x 16 1409 0x581 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 1537 0x601 GIF image data, version 89a, 16 x 16 1665 0x681 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 1793 0x701 GIF image data, version 89a, 16 x 16 1921 0x781 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 2049 0x801 GIF image data, version 89a, 16 x 16 2177 0x881 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 2305 0x901 GIF image data, version 89a, 16 x 16 2433 0x981 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 2561 0xA01 GIF image data, version 89a, 16 x 16 2689 0xA81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 2817 0xB01 GIF image data, version 89a, 16 x 16 2945 0xB81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 3073 0xC01 GIF image data, version 89a, 16 x 16 3201 0xC81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 3329 0xD01 GIF image data, version 89a, 16 x 16 3457 0xD81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 3585 0xE01 GIF image data, version 89a, 16 x 16 3713 0xE81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 3841 0xF01 GIF image data, version 89a, 16 x 16 3969 0xF81 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 4097 0x1001 GIF image data, version 89a, 16 x 16 4225 0x1081 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 4353 0x1101 GIF image data, version 89a, 16 x 16 4481 0x1181 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 4609 0x1201 GIF image data, version 89a, 16 x 16 4737 0x1281 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 4865 0x1301 GIF image data, version 89a, 16 x 16 4993 0x1381 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 5121 0x1401 GIF image data, version 89a, 16 x 16 5249 0x1481 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 5377 0x1501 GIF image data, version 89a, 16 x 16 5505 0x1581 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 5633 0x1601 GIF image data, version 89a, 16 x 16 5761 0x1681 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 5889 0x1701 GIF image data, version 89a, 16 x 16 6017 0x1781 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 6145 0x1801 GIF image data, version 89a, 16 x 16 6273 0x1881 PNG image data, 16 x 16, 8-bit/color RGBA, non-interlaced 6401 0x1901 GIF image data, version 89a, 16 x 16 6529 0x1981 PNG image data, 16 x 16, 8-bit/color RGBA, non-interl