1 files changed, 20 insertions, 17 deletions

diff --git a/karton/android/android.py b/karton/android/android.py
index be4a11a..b05bce2 100644
--- a/karton/android/android.py
+++ b/karton/android/android.py
@@ -1,13 +1,12 @@
-import sys
-
-import androguard
-from karton.core import Karton, Task
+import androguard.core.bytecodes.apk  # type: ignore
+from karton.core import Karton, Task  # type: ignore
 
 from .__version__ import __version__
 
+
 class Android(Karton):
     """
-    Augment apk files with various information.
+    Augment apk files with various metadata.
     """
 
     identity = "karton.android"
@@ -19,27 +18,31 @@ class Android(Karton):
     def process(self, task: Task) -> None:
         sample = task.get_resource("sample")
 
-        a = androguard.core.bytecodes.apk.APK(sample)
+        a = androguard.core.bytecodes.apk.APK(sample.content, raw=True)
         if not a.is_valid_APK():
             self.log.info("Not a valid APK file.")
             return
 
         metadata = {
-           'package': a.package,
-           'sample': sample,
-           'activities': a.get_activites(),
-           'main_activity': a.get_main_activity(),
-           'permissions': a.get_permissions(),
+            "package": [a.package],
+            "activities": sorted(a.get_activities()),
+            "main_activity": [a.get_main_activity()],
+            "permissions": sorted(a.get_permissions()),
         }
 
         if a.is_signed() or a.is_signed_v3():
-            metadata['certificate'] = a.get_certificates()[0].sha1_fingerprint.replace(" ", "")
+            certs = a.get_certificates()
+            if len(certs):
+                cert = certs[0]
+                sha1_cert = cert.sha1_fingerprint.replace(" ", "")
+                metadata["certificate"] = [sha1_cert]
 
         self.send_task(
             Task(
-                headers={"type": "sample", "stage": "analyzed"},
-                payload=metadata)
+                headers={
+                    "type": "sample",
+                    "stage": "analyzed",
+                },
+                payload={"attributes": metadata},
             )
-
-if __name__ == "__main__":
-    Android().loop()
+        )