The document provides instructions for extracting Java code and XML code from an Android APK file in 4 steps: 1) Convert the APK file to a ZIP and extract the classes.dex file 2) Use dex2jar to convert the classes.dex to a JAR file 3) Open the JAR file in a Java decompiler to view the Java code 4) Use apktool to decode the APK and view the XML code in the generated res folder

1. How to Extract java and
xml code of apk file
-Deepanshu
UIT RGPV

2. $ whoami
• 2 year Student from UIT RGPV
• Certified in java Technology from SCA
• L33T at cybrary
• Hoobies are reading manga, social
engineering

3. Prerequisites
• jd-gui
• Dex2jar
• Apktool
• Apk file

4. In a nutshell

5. Enough Theory!! So lets get
Started..

6. Step 1:
1. Make a new folder and copy over the .apk
file that you want to decode .
2. Convert the .apk file to a .zip file .
3. Extract the zip file to get classes.dex file .
Step 2:
1. Extract the dex2jar file .
2. Copy the classes.dex file to dex2jar folder .
Getting the java code

7. Step 3:
1 . Open the cmd/terminal switch directory to
current folder .
2 . Put in the command dex2jar classes.dex .
Step 4:
1. Extract the java decompiler file .
2. open the obtained jar file with it . Done!

8. Getting the xml code
1 . Extract the apktool file
2 . Copy that apktool ‘s files and apk to a same
folder .
3 . Open cmd switch Directory to the same
folder .

9. 4 . Run this command –
java -jar apktool d someapkfile.apk
5 . Xml code will be present in the res folder .

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11. Thank You for your time and
attention!