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qshi
2c37abf965
|
7 years ago | |
---|---|---|
demo | 7 years ago | |
docs | 8 years ago | |
fpc_drv | 8 years ago | |
host | 7 years ago | |
libraries | 12 years ago | |
record | 7 years ago | |
rj4 | 8 years ago | |
src | 7 years ago | |
wireshark | 8 years ago | |
.gitignore | 8 years ago | |
README | 8 years ago |
README
All needed dependence 3rd libraries in `libraries' directory.
1. build zkb
$ cd zkb
$ make
2. build rj4
$ cd rj4
$ make
3. build record
$ cd record
$ make
crack 118 text to speech program `host/opt/bin/rj4_20160430':
1. 用 gdb 加载 rj4_20160430, 并设置断点 (b *0x804c909)。
2. 在 gdb 终端中输入 r, 让程序停在断点处。
3. 在 gdb 终端处输入 x /16xb 0x813c180 显示 copyright_id.6272 的16个数值,
并记录下来。
4. 用 vim 打开 rj4_20160430 (vim -b rj4_20160430)
5. 用16进制显示(:%!xxd)
6. 定位到00BA368 处,用步骤4的16个值替换此处的16个数值。
7. 在vim中转换回去(:%!xxd -r),保存退出,完成破解。