Android reinforcement series-5. Learn to crack before reinforcement, hook (hook) jni layer system api, androidjni
[All Rights Reserved. For more information, see the source. Source: http://www.cnblogs.com/joey-#/p/5138585.html]
Key code of crackme project jni (for the Project address, see the bottom of the article), get the package name com. example. shelldemo an
???? */??? public static function get_action($hook)??? {??????? $hook=mb_strtolower($hook,CHARSET);??????? return (isset(self::$actions[$hook]))? self::$actions[$hook]:FALSE;??? }? /**???? * check exists the functions for the given hoo
This article introduces some general hook ideas:
At the system kernel level, many information about MS is not disclosed, including the number of function parameters and the type of each parameter. In the system kernel, a large number of registers are accessed, while many register values are provided by upper-layer callers. If the value changes, the
Use kernel-level general hook to detect PROCESSES IN THE SYSTEM
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This article introduces some general hook ideas:At the system kernel level, many information about MS is not disclosed, including the number of functi
Shaoji (Machine of cahua Shusheng) 12:17:56 on
VC/MFC/
Process/thread/DLLQuestion API hook cainiao: Windows XP operating system function hook
-------------- Hook any function of any process
Step 1: Prepare the tool
1. VC ++ development tools; 2. Microsoft Research detours package (version 1.5) includes detours. h and d
Research on Android system call hook (I)
When talking about Xposed, everyone should be very familiar with it. It mainly hooks the target function at the Java layer, and is powerless to call the underlying system. Since the hook system calls need to be completed in the kernel
Sometimes it is really interesting to write and debug a program. For example, this time, the program has been done well.Netstat or other tools that list ports, such as fport or sysinternals Tcpview, call the API in Iphlpapi. dll to list ports. The API in Iphlpapi. dll eventually uses ZwDeviceIoControlFile to send IOCTL_TCP_QUERY_INFORMATION_EX to the device object DeviceTcp to obtain various information. Therefore, we only need to Hook the correspondi
), it is the PID of the process being created (exited)__in_opt Pps_create_notify_info Createinfo//If the process is created, it contains the full path name of the process being created){ if(createinfo) {//dbgprint ("param ProcessId is%d\n", ProcessId);//The process ID that was created//dbgprint ("param process is%s\n", psgetprocessimagefilename (process));Dbgprint ("%s of WHO, PID is%d create process%wz\n", Getprocessnamebyprocessid (Createinfo-parentprocessid), Createinfo-Parentprocessid, Cr
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