Handle aapt/aapt2 search in windows

mobsf/StaticAnalyzer/views/android/aapt.py

@@ -3,6 +3,7 @@
 import re
 import logging
 import subprocess
+from platform import system
 from pathlib import Path
 
 from django.conf import settings
@@ -37,15 +38,17 @@ def __init__(self, apk_path):
                 and Path(settings.AAPT2_BINARY).exists()):
             self.aapt2_path = settings.AAPT2_BINARY
         else:
-            self.aapt2_path = find_aapt('aapt2')
+            aapt2 = 'aapt2.exe' if system() == 'Windows' else 'aapt2'
+            self.aapt2_path = find_aapt(aapt2)
 
         # Check for custom AAPT path in settings
         if (getattr(settings, 'AAPT_BINARY', '')
                 and len(settings.AAPT_BINARY) > 0
                 and Path(settings.AAPT_BINARY).exists()):
             self.aapt_path = settings.AAPT_BINARY
         else:
-            self.aapt_path = find_aapt('aapt')
+            aapt = 'aapt.exe' if system() == 'Windows' else 'aapt'
+            self.aapt_path = find_aapt(aapt)
 
         # Ensure both aapt and aapt2 are found
         if not (self.aapt2_path and self.aapt_path):

mobsf/StaticAnalyzer/views/android/app.py

@@ -32,6 +32,10 @@ def aapt_parse(app_dict):
         if not app_dict.get('files'):
             app_dict['files'] = aapt_obj.get_apk_files()
         app_dict['apk_strings'] = aapt_obj.get_apk_strings()
+    except FileNotFoundError:
+        msg = 'aapt and aapt2 not found, skipping APK feature extraction'
+        logger.warning(msg)
+        append_scan_status(checksum, msg)
     except Exception as exp:
         msg = 'Failed to extract APK features using aapt/aapt2'
         logger.warning(msg)