diff --git a/mobiotsec2filehasher/app/src/main/AndroidManifest.xml b/mobiotsec2filehasher/app/src/main/AndroidManifest.xml
index 82c553f..e48a600 100644
--- a/mobiotsec2filehasher/app/src/main/AndroidManifest.xml
+++ b/mobiotsec2filehasher/app/src/main/AndroidManifest.xml
@@ -12,7 +12,7 @@
         <activity android:name=".HashfileActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-                <action android:name="com.mobisec.intent.action.HASHFILE" />
+                <action android:name="com.mobiotsec.intent.action.HASHFILE" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
diff --git a/mobiotsec2filehasher/app/src/main/java/com/example/maliciousapp/HashfileActivity.java b/mobiotsec2filehasher/app/src/main/java/com/example/maliciousapp/HashfileActivity.java
index d42c7ce..de53e28 100644
--- a/mobiotsec2filehasher/app/src/main/java/com/example/maliciousapp/HashfileActivity.java
+++ b/mobiotsec2filehasher/app/src/main/java/com/example/maliciousapp/HashfileActivity.java
@@ -25,8 +25,9 @@ public class HashfileActivity extends AppCompatActivity {
         Intent intent = getIntent();
 
         Log.d("MOBIOTSEC", "PROVA 1");
+        Log.d("MOBIOTSEC", intent.getAction());
 
-        //if(intent.getAction() == "com.mobiotsec.intent.action.HASHFILE") {
+        if(intent.getAction() == "com.mobiotsec.intent.action.HASHFILE") {
 
             String filePath = intent.getData().getPath();
             Log.d("MOBIOTSEC", filePath);
@@ -36,8 +37,6 @@ public class HashfileActivity extends AppCompatActivity {
 
                 hash = calcHash(filePath);
 
-
-
                 // return the hash in a "result" intent
                 Intent resultIntent = new Intent();
                 resultIntent.putExtra("hash", hash);
@@ -48,18 +47,15 @@ public class HashfileActivity extends AppCompatActivity {
                 e.printStackTrace();
             }
 
-        //}
+        }
     }
 
     static public String calcHash(String filePath) throws IOException {
         File file = new File(filePath);
-        if(file.exists()) {
-            Log.d("MOBIOTSEC", "PROVA 3");
-            return DigestUtils.sha256Hex(FileUtils.readFileToByteArray(file));
-        }
-        else
-            Log.d("MOBIOTSEC", "Errore");
+        Log.d("MOBIOTSEC", "PROVA 3");
+        byte[] bytes = FileUtils.readFileToByteArray(file);
+        Log.d("MOBIOTSEC", "PROVA 4");
+        return DigestUtils.sha256Hex(bytes);
 
-        return "prova";
     }
 }
\ No newline at end of file
diff --git a/mobiotsec2filehasher/filehasher/filehasher_checker.py b/mobiotsec2filehasher/filehasher/filehasher_checker.py
old mode 100644
new mode 100755
index 7aeec33..7712a4b
--- a/mobiotsec2filehasher/filehasher/filehasher_checker.py
+++ b/mobiotsec2filehasher/filehasher/filehasher_checker.py
@@ -4,6 +4,8 @@
 # ~/Android/Sdk/tools/avdmanager create avd --force --name mobiotsec --abi google_apis/x86 --package 'system-images;android-26;google_apis;x86'
 # ~/Android/Sdk/emulator/emulator -avd mobiotsec -no-audio -no-boot-anim -accel on -gpu swiftshader_indirect &
 
+# TODO check if the emulator is already running
+
 import argparse
 import os
 import shutil
@@ -62,6 +64,7 @@ def main(args):
     uninstall(malApk)
     install(malApk)
     launch_app(victimApk)
+    #time.sleep(2)
     print_logs()
 
 if __name__ == "__main__":
diff --git a/mobiotsec2filehasher/filehasher/filehasher_logs.txt b/mobiotsec2filehasher/filehasher/filehasher_logs.txt
index ae55fd1..0fd25bb 100644
--- a/mobiotsec2filehasher/filehasher/filehasher_logs.txt
+++ b/mobiotsec2filehasher/filehasher/filehasher_logs.txt
@@ -1,8 +1,5 @@
 --------- beginning of main
 --------- beginning of system
 --------- beginning of kernel
-03-04 12:36:43.827 13072 13072 I MOBIOTSEC: /storage/emulated/0/YM3oPnYG.dat
-03-04 12:36:45.489 13095 13095 D MOBIOTSEC: PROVA 0
-03-04 12:36:45.489 13095 13095 D MOBIOTSEC: PROVA 1
-03-04 12:36:45.489 13095 13095 D MOBIOTSEC: /storage/emulated/0/YM3oPnYG.dat
-03-04 12:36:45.489 13095 13095 D MOBIOTSEC: PROVA 3
+03-04 14:10:11.909 15435 15435 I MOBIOTSEC: /storage/emulated/0/YM3oPnYG.dat
+--------- beginning of crash