Crt_sh analyzer, closes #1321

api_app/analyzers_manager/migrations/0098_analyzer_config_crt_sh.py

@@ -0,0 +1,117 @@
+from django.db import migrations
+from django.db.models.fields.related_descriptors import (
+    ForwardManyToOneDescriptor,
+    ForwardOneToOneDescriptor,
+    ManyToManyDescriptor,
+)
+
+plugin = {
+    "python_module": {
+        "health_check_schedule": None,
+        "update_schedule": None,
+        "module": "crt_sh.Crt_sh",
+        "base_path": "api_app.analyzers_manager.observable_analyzers",
+    },
+    "name": "Crt_sh",
+    "description": "[Crt_sh](https://crt.sh/) lets you get certificates info about a domain.",
+    "disabled": False,
+    "soft_time_limit": 500,
+    "routing_key": "default",
+    "health_check_status": True,
+    "type": "observable",
+    "docker_based": False,
+    "maximum_tlp": "AMBER",
+    "observable_supported": ["domain"],
+    "supported_filetypes": [],
+    "run_hash": False,
+    "run_hash_type": "",
+    "not_supported_filetypes": [],
+    "model": "analyzers_manager.AnalyzerConfig",
+}
+
+params = []
+
+values = []
+
+
+def _get_real_obj(Model, field, value):
+    def _get_obj(Model, other_model, value):
+        if isinstance(value, dict):
+            real_vals = {}
+            for key, real_val in value.items():
+                real_vals[key] = _get_real_obj(other_model, key, real_val)
+            value = other_model.objects.get_or_create(**real_vals)[0]
+        # it is just the primary key serialized
+        else:
+            if isinstance(value, int):
+                if Model.__name__ == "PluginConfig":
+                    value = other_model.objects.get(name=plugin["name"])
+                else:
+                    value = other_model.objects.get(pk=value)
+            else:
+                value = other_model.objects.get(name=value)
+        return value
+
+    if (
+        type(getattr(Model, field))
+        in [ForwardManyToOneDescriptor, ForwardOneToOneDescriptor]
+        and value
+    ):
+        other_model = getattr(Model, field).get_queryset().model
+        value = _get_obj(Model, other_model, value)
+    elif type(getattr(Model, field)) in [ManyToManyDescriptor] and value:
+        other_model = getattr(Model, field).rel.model
+        value = [_get_obj(Model, other_model, val) for val in value]
+    return value
+
+
+def _create_object(Model, data):
+    mtm, no_mtm = {}, {}
+    for field, value in data.items():
+        value = _get_real_obj(Model, field, value)
+        if type(getattr(Model, field)) is ManyToManyDescriptor:
+            mtm[field] = value
+        else:
+            no_mtm[field] = value
+    try:
+        o = Model.objects.get(**no_mtm)
+    except Model.DoesNotExist:
+        o = Model(**no_mtm)
+        o.full_clean()
+        o.save()
+        for field, value in mtm.items():
+            attribute = getattr(o, field)
+            if value is not None:
+                attribute.set(value)
+        return False
+    return True
+
+
+def migrate(apps, schema_editor):
+    Parameter = apps.get_model("api_app", "Parameter")
+    PluginConfig = apps.get_model("api_app", "PluginConfig")
+    python_path = plugin.pop("model")
+    Model = apps.get_model(*python_path.split("."))
+    if not Model.objects.filter(name=plugin["name"]).exists():
+        exists = _create_object(Model, plugin)
+        if not exists:
+            for param in params:
+                _create_object(Parameter, param)
+            for value in values:
+                _create_object(PluginConfig, value)
+
+
+def reverse_migrate(apps, schema_editor):
+    python_path = plugin.pop("model")
+    Model = apps.get_model(*python_path.split("."))
+    Model.objects.get(name=plugin["name"]).delete()
+
+
+class Migration(migrations.Migration):
+    atomic = False
+    dependencies = [
+        ("api_app", "0062_alter_parameter_python_module"),
+        ("analyzers_manager", "0097_analyzer_config_orklsearch"),
+    ]
+
+    operations = [migrations.RunPython(migrate, reverse_migrate)]

api_app/analyzers_manager/observable_analyzers/crt_sh.py

@@ -0,0 +1,51 @@
+import logging
+
+import requests
+
+from api_app.analyzers_manager import classes
+from tests.mock_utils import MockUpResponse, if_mock_connections, patch
+
+logger = logging.getLogger(__name__)
+
+
+class Crt_sh(classes.ObservableAnalyzer):
+    """
+    Wrapper of crt.sh
+    """
+
+    url = "https://crt.sh"
+
+    def update(self):
+        pass
+
+    def run(self):
+        headers = {"accept": "application/json"}
+        response = requests.get(
+            f"{self.url}/?q={self.observable_name}", headers=headers
+        )
+        response.raise_for_status()
+        response = response.json()
+        return response
+
+    @classmethod
+    def _monkeypatch(cls):
+        patches = [
+            if_mock_connections(
+                patch(
+                    "requests.get",
+                    return_value=MockUpResponse(
+                        {
+                            "issuer_ca_id": 16418,
+                            "issuer_name": """C=US, O=Let's Encrypt,
+                             CN=Let's Encrypt Authority X3""",
+                            "name_value": "hatch.uber.com",
+                            "min_cert_id": 325717795,
+                            "min_entry_timestamp": "2018-02-08T16:47:39.089",
+                            "not_before": "2018-02-08T15:47:39",
+                        },
+                        200,
+                    ),
+                ),
+            )
+        ]
+        return super()._monkeypatch(patches=patches)

api_app/playbooks_manager/migrations/0046_add_orkl_to_free_to_use.py

@@ -0,0 +1,39 @@
+# This file is a part of IntelOwl https://github.com/intelowlproject/IntelOwl
+# See the file 'LICENSE' for copying permission.
+
+
+from django.db import migrations
+
+
+def migrate(apps, schema_editor):
+    playbook_config = apps.get_model("playbooks_manager", "PlaybookConfig")
+    AnalyzerConfig = apps.get_model("analyzers_manager", "AnalyzerConfig")
+
+    pc = playbook_config.objects.get(name="FREE_TO_USE_ANALYZERS")
+    pc.analyzers.add(AnalyzerConfig.objects.get(name="OrklSearch").id)
+    pc.full_clean()
+    pc.save()
+
+
+def reverse_migrate(apps, schema_editor):
+    playbook_config = apps.get_model("playbooks_manager", "PlaybookConfig")
+    AnalyzerConfig = apps.get_model("analyzers_manager", "AnalyzerConfig")
+
+    pc = playbook_config.objects.get(name="FREE_TO_USE_ANALYZERS")
+    pc.analyzers.remove(AnalyzerConfig.objects.get(name="OrklSearch").id)
+    pc.full_clean()
+    pc.save()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        (
+            "playbooks_manager",
+            "0045_playbook_config_passive_dns",
+        ),
+        ("analyzers_manager", "0097_analyzer_config_orklsearch"),
+    ]
+
+    operations = [
+        migrations.RunPython(migrate, reverse_migrate),
+    ]

api_app/playbooks_manager/migrations/0047_add_crt_sh_to_free_to_use.py

@@ -0,0 +1,34 @@
+# This file is a part of IntelOwl https://github.com/intelowlproject/IntelOwl
+# See the file 'LICENSE' for copying permission.
+
+
+from django.db import migrations
+
+
+def migrate(apps, schema_editor):
+    playbook_config = apps.get_model("playbooks_manager", "PlaybookConfig")
+    AnalyzerConfig = apps.get_model("analyzers_manager", "AnalyzerConfig")
+    pc = playbook_config.objects.get(name="FREE_TO_USE_ANALYZERS")
+    pc.analyzers.add(AnalyzerConfig.objects.get(name="Crt_sh").id)
+    pc.full_clean()
+    pc.save()
+
+
+def reverse_migrate(apps, schema_editor):
+    playbook_config = apps.get_model("playbooks_manager", "PlaybookConfig")
+    AnalyzerConfig = apps.get_model("analyzers_manager", "AnalyzerConfig")
+    pc = playbook_config.objects.get(name="FREE_TO_USE_ANALYZERS")
+    pc.analyzers.remove(AnalyzerConfig.objects.get(name="Crt_sh").id)
+    pc.full_clean()
+    pc.save()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("playbooks_manager", "0046_add_orkl_to_free_to_use"),
+        ("analyzers_manager", "0098_analyzer_config_crt_sh"),
+    ]
+
+    operations = [
+        migrations.RunPython(migrate, reverse_migrate),
+    ]

docs/source/Usage.md

@@ -262,6 +262,7 @@ The following is the list of the available analyzers you can run out-of-the-box.
 * `AILTypoSquatting`:[AILTypoSquatting](https://github.com/typosquatter/ail-typo-squatting) is a Python library to generate list of potential typo squatting domains with domain name permutation engine to feed AIL and other systems.
 * `MalprobSearch`:[Malprob](https://malprob.io/) is a leading malware detection and identification service, powered by cutting-edge AI technology.
 * `OrklSearch`:[Orkl](https://orkl.eu/) is the Community Driven Cyber Threat Intelligence Library.
+* `Crt_sh`:[Crt_Sh](https://crt.sh/) lets you get certificates info about a domain.
 
 ##### Generic analyzers (email, phone number, etc.; anything really)