Straw's B1og.

Straw's B1og.

We1come t0 Straw's wor1d 喵~

浙江省2023网络安全信息竞赛(初赛)Reverse 复现
浙江省2023网络安全信息竞赛(初赛)Reverse 复现​ 我是fw,赛场上纯纯坐牢,只会复现 luare主函数 这里是一段lua的字节码,调试到这一步,提取 学了一手,有个java的unluac.jar反编译脚本,输入 1java -jar .\unluac.jar lua 里面的Oo00Oo0在ida里面 仔细研究一下,是一个查表+异或,关键就在那个ptr的for函数里 给出脚本 12345678910111213141516171819202122232425262728293031323334pw=[109,-73,-72,46,-73,-5,...
Tea类型加密
Tea类型加密​ 很早就想概括tea类型加密了,对于很多刚开始做逆向的新手来说,这个掌握好了解题确实快,不像之前的我找到了key,密文,算法,还是因为小错误,而解不出来。作为最基础,也是最常见的加密,确实需要好好总结一番的喵~! Tea12345678910111213141516171819202122void encrypt(unsigned int* v, unsigned int* key) { unsigned int l = v[0], r = v[1], sum = 0, delta = 0x9e3779b9; for (int i = 0; ...
Hello World
Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub. Quick StartCreate a new post1$ hexo new "My New Post" More info: Writing Run server1$ hexo ...