"Encrypt and decrypt" Android App so dynamic library debugging analysis

Debug so the phone requires root privileges, while the debug mode is turned on.
1, upload android_server to/data/local/tmp
ADB push android_server/data/local/tmp
2, root permission to execute./android_server, the results are as follows

[Email protected]:/data/local/tmp#./android_server./android_serverida Android +-bit Remote Debug Server (ST) v1.17. Hex-rays (c)2004- -Listening on port#23946 ...=========================================================[1] Accepting connection from127.0. 0. 1...[1] Closing connection from127.0. 0. 1...=========================================================[2] Accepting connection from127.0. 0. 1...[2] Closing connection from127.0. 0. 1...

3, the implementation of ADB forward tcp:23946 tcp:23946, the purpose is to make communication between the computer and the mobile phone, using TCP 23946
4. Start Ida and choose remote ARM linux/android Debugger
Then select Menu Debugger->process option-> Enter the 127.0.0.1 address at hostname and select menu Debugger->attach a process to select the processes to attach.
5. F2 or right mouse button to set breakpoints in the so code that need to be traced, trace analysis can be.

Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.

"Encrypt and decrypt" Android App so dynamic library debugging analysis