mirror of
https://github.com/MISP/misp-galaxy.git
synced 2024-11-26 08:47:18 +00:00
Add [tidal] relation enrichment with mitre
This commit is contained in:
niclas
parent
a311ce6a1c
commit
5062c61620
2 changed files with 149 additions and 35 deletions
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@ -17,7 +17,7 @@ GALAXY_PATH = "../../galaxies"
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CLUSTER_PATH = "../../clusters"
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def create_galaxy(endpoint: str, version: int):
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def create_galaxy(endpoint: str, version: int, extended_relations: bool = False):
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api = TidalAPI()
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data = api.get_data(endpoint)
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with open(f"{CONFIG}/{endpoint}.json", "r") as file:
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@ -28,10 +28,10 @@ def create_galaxy(endpoint: str, version: int):
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match endpoint:
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case "groups":
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cluster = GroupCluster(**config["cluster"], uuid=galaxy.uuid)
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cluster = GroupCluster(**config["cluster"], uuid=galaxy.uuid, enrichment=extended_relations)
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cluster.add_values(data)
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case "software":
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cluster = SoftwareCluster(**config["cluster"], uuid=galaxy.uuid)
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cluster = SoftwareCluster(**config["cluster"], uuid=galaxy.uuid, enrichment=extended_relations)
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cluster.add_values(data)
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case "campaigns":
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cluster = CampaignsCluster(**config["cluster"], uuid=galaxy.uuid)
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@ -56,9 +56,9 @@ def create_galaxy(endpoint: str, version: int):
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def main(args, galaxies):
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if args.all:
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for galaxy in galaxies:
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create_galaxy(galaxy, args.version)
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create_galaxy(galaxy, args.version, args.extended_relations)
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else:
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create_galaxy(args.type, args.version)
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create_galaxy(args.type, args.version, args.extended_relations)
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if __name__ == "__main__":
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@ -72,6 +72,7 @@ if __name__ == "__main__":
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description="Create galaxy and cluster json files from Tidal API"
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)
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parser.add_argument(
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"-a",
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"--all",
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action="store_true",
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help="Create all galaxies and clusters",
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@ -88,6 +89,11 @@ if __name__ == "__main__":
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required=True,
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help="The version of the galaxy",
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)
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parser.add_argument(
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"--extended-relations",
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action="store_true",
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help="Create extended relations in the cluster",
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)
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parser.set_defaults(func=main)
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args = parser.parse_args()
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@ -1,4 +1,5 @@
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from dataclasses import dataclass, field, asdict
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from typing import Type
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import json
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@ -19,6 +20,13 @@ class GroupsMeta(Meta):
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owner: str = None
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@dataclass
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class AssociatedGroupsMeta(Meta):
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id: str = None
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owner_id: str = None
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owner: str = None
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@dataclass
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class SoftwareMeta(Meta):
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source: str = None
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@ -29,6 +37,13 @@ class SoftwareMeta(Meta):
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owner: str = None
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@dataclass
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class AssociatedSoftwareMeta(Meta):
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id: str = None
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owner_id: str = None
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owner: str = None
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@dataclass
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class TechniqueMeta(Meta):
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source: str = None
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@ -108,9 +123,10 @@ class Cluster:
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self.type = type
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self.uuid = uuid
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self.values = []
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self.CLUSTER_PATH = "../../clusters"
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def add_values(self):
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print("This method should be implemented in the child class")
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def add_values(self, data: dict, meta_class: Type[Meta]):
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pass
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def save_to_file(self, path):
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with open(path, "w") as file:
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@ -131,6 +147,24 @@ class Cluster:
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"values": self.values,
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}
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def _get_relation_from_mitre_id(
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self, mitre_id: str, cluster: str, meta_key: str, array: bool = False
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):
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with open(f"{self.CLUSTER_PATH}/{cluster}.json", "r") as file:
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mitre = json.load(file)
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for entry in mitre["values"]:
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try:
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if array:
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for id in entry["meta"][meta_key]:
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if id == mitre_id:
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return entry["uuid"]
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else:
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if entry["meta"][meta_key] == mitre_id:
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return entry["uuid"]
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except KeyError:
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continue
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return None
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class GroupCluster(Cluster):
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def __init__(
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@ -142,8 +176,10 @@ class GroupCluster(Cluster):
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source: str,
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type: str,
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uuid: str,
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enrichment: bool = False,
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):
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super().__init__(authors, category, description, name, source, type, uuid)
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self.enrichment = enrichment
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def add_values(self, data):
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for entry in data["data"]:
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@ -166,13 +202,39 @@ class GroupCluster(Cluster):
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owner=entry.get("owner_name"),
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)
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related = []
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for relation in entry.get("associated_groups"):
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if self.enrichment:
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related_cluster = self._get_relation_from_mitre_id(
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entry.get("group_attack_id"), "threat-actor", "synonyms", True
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)
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if related_cluster:
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related.append(
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{
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"dest-uuid": related_cluster,
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"type": "similar",
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}
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)
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for associated_group in entry.get("associated_groups"):
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meta = AssociatedGroupsMeta(
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id=associated_group.get("id"),
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owner_id=associated_group.get("owner_id"),
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owner=associated_group.get("owner_name"),
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)
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value = ClusterValue(
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description=associated_group.get("description"),
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meta=meta,
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related=[],
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uuid=associated_group.get("associated_group_id"),
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value=associated_group.get("name"),
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)
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self.values.append(value.return_value())
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related.append(
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{
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"dest-uuid": relation.get("id"),
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"type": "related-to",
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"dest-uuid": associated_group.get("associated_group_id"),
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"type": "similar",
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}
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)
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value = ClusterValue(
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description=entry.get("description"),
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meta=meta,
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@ -193,8 +255,10 @@ class SoftwareCluster(Cluster):
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source: str,
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type: str,
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uuid: str,
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enrichment: bool = False,
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):
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super().__init__(authors, category, description, name, source, type, uuid)
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self.enrichment = enrichment
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def add_values(self, data):
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for entry in data["data"]:
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@ -214,13 +278,50 @@ class SoftwareCluster(Cluster):
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"type": "used-by",
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}
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)
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for relation in entry.get("associated_software"):
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if self.enrichment:
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related_cluster = self._get_relation_from_mitre_id(
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entry.get("software_attack_id"), "mitre-tool", "external_id"
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)
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if related_cluster:
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related.append(
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{
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"dest-uuid": related_cluster,
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"type": "similar",
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}
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)
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related_cluster = self._get_relation_from_mitre_id(
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entry.get("software_attack_id"), "mitre-malware", "external_id"
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)
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if related_cluster:
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related.append(
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{
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"dest-uuid": related_cluster,
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"type": "similar",
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}
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)
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for associated_software in entry.get("associated_software"):
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meta = AssociatedSoftwareMeta(
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id=associated_software.get("id"),
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owner_id=associated_software.get("owner_id"),
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owner=associated_software.get("owner_name"),
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)
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value = ClusterValue(
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description=associated_software.get("description"),
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meta=meta,
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related=[],
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uuid=associated_software.get("associated_software_id"),
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value=associated_software.get("name"),
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)
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self.values.append(value.return_value())
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related.append(
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{
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"dest-uuid": relation.get("id"),
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"type": "related-to",
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"dest-uuid": associated_software.get("associated_software_id"),
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"type": "similar",
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}
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)
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value = ClusterValue(
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description=entry.get("description"),
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meta=meta,
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@ -260,6 +361,35 @@ class TechniqueCluster(Cluster):
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"type": "uses",
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}
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)
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for sub_technique in entry.get("sub_technique"):
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meta = SubTechniqueMeta(
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source=sub_technique.get("source"),
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technique_attack_id=sub_technique.get("technique_attack_id"),
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)
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sub_related = []
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for relation in sub_technique.get("tactic"):
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sub_related.append(
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{
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"dest-uuid": relation.get("tactic_id"),
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"type": "uses",
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}
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)
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sub_value = ClusterValue(
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description=sub_technique.get("description"),
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meta=meta,
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related=sub_related,
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uuid=sub_technique.get("id"),
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value=sub_technique.get("name"),
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)
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self.values.append(sub_value.return_value())
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related.append(
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{
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"dest-uuid": sub_technique.get("id"),
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"type": "similar",
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}
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)
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value = ClusterValue(
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description=entry.get("description"),
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meta=meta,
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@ -269,28 +399,6 @@ class TechniqueCluster(Cluster):
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)
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self.values.append(value.return_value())
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for sub_technique in entry.get("sub_technique"):
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meta = SubTechniqueMeta(
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source=sub_technique.get("source"),
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technique_attack_id=sub_technique.get("technique_attack_id"),
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)
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related = []
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for relation in sub_technique.get("tactic"):
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related.append(
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{
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"dest-uuid": relation.get("tactic_id"),
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"type": "uses",
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}
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)
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value = ClusterValue(
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description=sub_technique.get("description"),
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meta=meta,
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related=related,
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uuid=sub_technique.get("id"),
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value=sub_technique.get("name"),
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)
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self.values.append(value.return_value())
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class TacticCluster(Cluster):
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def __init__(
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