Microsoft Word - iOSAppReverseEngineering.docx

FunMaker-5: /var/mobile/Containers/Data/Application/D41C4343-63AA-4BFF-904B-

2146128611EE/Documents root# mv dumpdecrypted.dylib /var/tmp/

FunMaker-5: /var/mobile/Containers/Data/Application/D41C4343-63AA-4BFF-904B-

2146128611EE/Documents root# cd /var/tmp

FunMaker-5:/var/tmp root# DYLD_INSERT_LIBRARIES=dumpdecrypted.dylib

/private/var/mobile/Containers/Bundle/Application/03B61840- 2349 - 4559 - B28E-

0E2C6541F879/TargetApp.app/TargetApp

dyld: could not load inserted library ‘dumpdecrypted.dylib’ because no suitable image

found. Did find:

dumpdecrypted.dylib: stat() failed with errno=1

Trace/BPT trap: 5

errno=1 means “Operation not permitted”, dumpdecrypted.dylib failed to work as

expected. If you encounter any problem or have any experience using dumpdecrypted, you are

welcome to share with us at http://bbs.iosre.com.

4.5 OpenSSH

Figure 4- 23 OpenSSH

OpenSSH will install SSH service on iOS (as shown in figure 4-23). Only 2 commands are

the most commonly used: ssh is used for remote logging, scp is used for remote file transfer.

The usage of ssh is as follows:

ssh user@iOSIP

For instance:

snakeninnysiMac:~ snakeninny$ ssh [email protected]

The usage of scp is as follows: