Properly checking any potential domains in Manifest.db records (fixes: #293)

mvt/common/url.py

@@ -264,7 +264,7 @@ class URL:
         self.top_level = self.get_top_level()
         self.is_shortened = False
 
-    def get_domain(self) -> None:
+    def get_domain(self) -> str:
         """Get the domain from a URL.
 
         :param url: URL to parse
@@ -273,15 +273,11 @@ class URL:
         :rtype: str
 
         """
-        # TODO: Properly handle exception.
-        try:
-            return get_tld(self.url,
-                           as_object=True,
-                           fix_protocol=True).parsed_url.netloc.lower().lstrip("www.")
-        except Exception:
-            return None
+        return get_tld(self.url,
+                       as_object=True,
+                       fix_protocol=True).parsed_url.netloc.lower().lstrip("www.")
 
-    def get_top_level(self) -> None:
+    def get_top_level(self) -> str:
         """Get only the top-level domain from a URL.
 
         :param url: URL to parse
@@ -290,13 +286,9 @@ class URL:
         :rtype: str
 
         """
-        # TODO: Properly handle exception.
-        try:
-            return get_tld(self.url,
-                           as_object=True,
-                           fix_protocol=True).fld.lower()
-        except Exception:
-            return None
+        return get_tld(self.url,
+                       as_object=True,
+                       fix_protocol=True).fld.lower()
 
     def check_if_shortened(self) -> bool:
         """Check if the URL is among list of shortener services.

mvt/ios/cli.py

@@ -151,7 +151,6 @@ def extract_key(password, key_file, backup_path):
 @click.argument("BACKUP_PATH", type=click.Path(exists=True))
 @click.pass_context
 def check_backup(ctx, iocs, output, fast, list_modules, module, backup_path):
-    print(backup_path)
     cmd = CmdIOSCheckBackup(target_path=backup_path, results_path=output,
                             ioc_files=iocs, module_name=module, fast_mode=fast)
 

mvt/ios/modules/backup/manifest.py

@@ -13,6 +13,7 @@ from typing import Optional
 
 from mvt.common.module import DatabaseNotFoundError
 from mvt.common.utils import convert_datetime_to_iso, convert_unix_to_iso
+from mvt.common.url import URL
 
 from ..base import IOSExtraction
 
@@ -99,10 +100,18 @@ class Manifest(IOSExtraction):
                 continue
 
             rel_path = result["relative_path"].lower()
-            for ioc in self.indicators.get_iocs("domains"):
-                if ioc["value"].lower() in rel_path:
+            parts = rel_path.split("_")
+            for part in parts:
+                try:
+                    part_parsed = URL(part)
+                except:
+                    continue
+
+                ioc = self.indicators.check_domain(part)
+                if ioc:
                     self.log.warning("Found mention of domain \"%s\" in a backup file with "
                                      "path: %s", ioc["value"], rel_path)
+                    result["matched_indicator"] = ioc
                     self.detected.append(result)
 
     def run(self) -> None:

mvt/ios/modules/mixed/safari_history.py

@@ -60,14 +60,21 @@ class SafariHistory(IOSExtraction):
             if not result["redirect_destination"]:
                 continue
 
-            origin_domain = URL(result["url"]).domain
+            try:
+                origin_domain = URL(result["url"]).domain
+            except:
+                origin_domain = ""
 
             # We loop again through visits in order to find redirect record.
             for redirect in self.results:
                 if redirect["visit_id"] != result["redirect_destination"]:
                     continue
 
-                redirect_domain = URL(redirect["url"]).domain
+                try:
+                    redirect_domain = URL(redirect["url"]).domain
+                except:
+                    redirect_domain = ""
+
                 # If the redirect destination is the same domain as the origin,
                 # it's most likely an HTTPS upgrade.
                 if origin_domain == redirect_domain: