diff --git a/mobiotsec2file/.gitignore b/mobiotsec2file/.gitignore
new file mode 100644
index 0000000..aa724b7
--- /dev/null
+++ b/mobiotsec2file/.gitignore
@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
diff --git a/mobiotsec2file/.idea/.gitignore b/mobiotsec2file/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/mobiotsec2file/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/mobiotsec2file/.idea/.name b/mobiotsec2file/.idea/.name
new file mode 100644
index 0000000..daf0f1e
--- /dev/null
+++ b/mobiotsec2file/.idea/.name
@@ -0,0 +1 @@
+FileHasher Malicious App
\ No newline at end of file
diff --git a/mobiotsec2file/.idea/compiler.xml b/mobiotsec2file/.idea/compiler.xml
new file mode 100644
index 0000000..61a9130
--- /dev/null
+++ b/mobiotsec2file/.idea/compiler.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/mobiotsec2file/.idea/gradle.xml b/mobiotsec2file/.idea/gradle.xml
new file mode 100644
index 0000000..23a89bb
--- /dev/null
+++ b/mobiotsec2file/.idea/gradle.xml
@@ -0,0 +1,22 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/mobiotsec2file/.idea/jarRepositories.xml b/mobiotsec2file/.idea/jarRepositories.xml
new file mode 100644
index 0000000..a5f05cd
--- /dev/null
+++ b/mobiotsec2file/.idea/jarRepositories.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/mobiotsec2file/.idea/misc.xml b/mobiotsec2file/.idea/misc.xml
new file mode 100644
index 0000000..d5d35ec
--- /dev/null
+++ b/mobiotsec2file/.idea/misc.xml
@@ -0,0 +1,9 @@
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/mobiotsec2file/app/.gitignore b/mobiotsec2file/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/mobiotsec2file/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/mobiotsec2file/app/build.gradle b/mobiotsec2file/app/build.gradle
new file mode 100644
index 0000000..a22aa65
--- /dev/null
+++ b/mobiotsec2file/app/build.gradle
@@ -0,0 +1,46 @@
+plugins {
+ id 'com.android.application'
+}
+
+android {
+ compileSdkVersion 30
+ buildToolsVersion "30.0.3"
+
+ defaultConfig {
+ applicationId "com.example.maliciousapp"
+ minSdkVersion 26
+ targetSdkVersion 30
+ versionCode 1
+ versionName "1.0"
+
+ testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+ }
+
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+ }
+ }
+ compileOptions {
+ sourceCompatibility JavaVersion.VERSION_1_8
+ targetCompatibility JavaVersion.VERSION_1_8
+ }
+}
+
+dependencies {
+
+ implementation 'androidx.appcompat:appcompat:1.2.0'
+ implementation 'com.google.android.material:material:1.3.0'
+ implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
+ implementation 'androidx.wear:wear:1.0.0'
+ implementation 'androidx.navigation:navigation-fragment:2.2.2'
+ implementation 'androidx.navigation:navigation-ui:2.2.2'
+ testImplementation 'junit:junit:4.+'
+ androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+ androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+ // https://mvnrepository.com/artifact/commons-codec/commons-codec
+ compile group: 'commons-codec', name: 'commons-codec', version: '1.13'
+ implementation 'commons-io:commons-io:2.6'
+ compileOnly 'com.google.android.wearable:wearable:2.6.0'
+}
\ No newline at end of file
diff --git a/mobiotsec2file/app/proguard-rules.pro b/mobiotsec2file/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/mobiotsec2file/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/mobiotsec2file/app/src/androidTest/java/com/example/maliciousapp/ExampleInstrumentedTest.java b/mobiotsec2file/app/src/androidTest/java/com/example/maliciousapp/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..4c27b51
--- /dev/null
+++ b/mobiotsec2file/app/src/androidTest/java/com/example/maliciousapp/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package com.example.maliciousapp;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+ assertEquals("com.example.maliciousapp", appContext.getPackageName());
+ }
+}
\ No newline at end of file
diff --git a/mobiotsec2file/app/src/main/AndroidManifest.xml b/mobiotsec2file/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..84afcde
--- /dev/null
+++ b/mobiotsec2file/app/src/main/AndroidManifest.xml
@@ -0,0 +1,40 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/mobiotsec2file/app/src/main/java/com/example/maliciousapp/HashfileActivity.java b/mobiotsec2file/app/src/main/java/com/example/maliciousapp/HashfileActivity.java
new file mode 100644
index 0000000..768161b
--- /dev/null
+++ b/mobiotsec2file/app/src/main/java/com/example/maliciousapp/HashfileActivity.java
@@ -0,0 +1,47 @@
+package com.example.maliciousapp;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.io.FileUtils;
+
+import java.io.File;
+import java.io.IOException;
+
+public class HashfileActivity extends AppCompatActivity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+
+ Intent intent = getIntent();
+ String filePath = intent.getData().getPath();
+
+ // calculate hash
+ String hash = null;
+ try {
+
+ hash = calcHash(filePath);
+
+ // return the hash in a "result" intent
+ Intent resultIntent = new Intent();
+ resultIntent.putExtra("hash", hash);
+ setResult(Activity.RESULT_OK, resultIntent);
+ finish();
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+ static public String calcHash(String filePath) throws IOException {
+ File file = new File(filePath);
+ byte[] bytes = FileUtils.readFileToByteArray(file);
+ return DigestUtils.sha256Hex(bytes);
+ }
+}
\ No newline at end of file
diff --git a/mobiotsec2file/app/src/main/java/com/example/maliciousapp/MainActivity.java b/mobiotsec2file/app/src/main/java/com/example/maliciousapp/MainActivity.java
new file mode 100644
index 0000000..3ef416d
--- /dev/null
+++ b/mobiotsec2file/app/src/main/java/com/example/maliciousapp/MainActivity.java
@@ -0,0 +1,24 @@
+package com.example.maliciousapp;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.io.*;
+
+import java.io.File;
+import java.io.IOException;
+
+public class MainActivity extends AppCompatActivity {
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+ }
+
+
+}
\ No newline at end of file
diff --git a/mobiotsec2file/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/mobiotsec2file/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/mobiotsec2file/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+
+
+
+
+