anti
4c6b12dcf8
Remaining files from the fingerprint-bounties + characterizes-SRO commit: misp_export, repository, bounties mixin, all 4 router endpoints, and test suite updates. Prerequisite: previous commit added _extract_fingerprint_bounty_data and the stix_export changes.
107 lines
3.5 KiB
Python
107 lines
3.5 KiB
Python
"""GET /api/v1/attackers/{uuid}/export/misp — MISP event for one attacker.
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Converts the attacker's STIX 2.1 bundle to a MISP event JSON file via
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misp-stix (ExternalSTIX2toMISPParser). Download the result and import it
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into any MISP instance via "Import from MISP JSON".
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"""
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from __future__ import annotations
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import asyncio
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import json
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from typing import Any, cast
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from fastapi import APIRouter, Depends, HTTPException, status
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from fastapi.responses import Response
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from decnet.telemetry import traced as _traced
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from decnet.ttp.misp_export import build_attacker_misp_event
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from decnet.web.dependencies import require_viewer, repo
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router = APIRouter()
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async def _none() -> None:
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return None
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@router.get(
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"/attackers/{uuid}/export/misp",
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tags=["Attacker Profiles"],
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response_class=Response,
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responses={
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200: {
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"content": {"application/json": {}},
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"description": "MISP event for the attacker",
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},
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401: {"description": "Could not validate credentials"},
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403: {"description": "Insufficient permissions"},
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404: {"description": "Attacker not found"},
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},
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)
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@_traced("api.attackers.export_misp")
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async def api_export_attacker_misp(
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uuid: str,
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user: dict[str, Any] = Depends(require_viewer),
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) -> Response:
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"""Download a MISP event JSON for one attacker."""
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attacker = await repo.get_attacker_by_uuid(uuid)
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if not attacker:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND,
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detail=f"unknown attacker uuid: {uuid!r}",
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)
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identity_coro = (
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repo.get_identity_by_uuid(attacker["identity_id"])
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if attacker.get("identity_id")
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else _none()
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)
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results = await asyncio.gather(
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repo.get_attacker_behavior(uuid),
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identity_coro,
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repo.get_attacker_intel_by_uuid(uuid),
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repo.list_techniques_by_attacker(uuid),
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repo.list_ttp_tags_by_attacker(uuid),
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repo.get_attacker_artifacts(uuid),
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repo.list_smtp_targets(uuid),
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repo.list_attacker_commands_deduped(uuid),
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repo.list_observations_by_attacker(uuid),
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repo.get_fingerprint_bounties_by_ip(attacker["ip"]),
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)
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behavior = cast(dict[str, Any] | None, results[0])
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identity = cast(dict[str, Any] | None, results[1])
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intel = cast(dict[str, Any] | None, results[2])
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technique_rollup = cast(list[Any], results[3])
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raw_tags = cast(list[dict[str, Any]], results[4])
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artifacts = cast(list[dict[str, Any]], results[5])
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smtp_targets = cast(list[dict[str, Any]], results[6])
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commands = cast(list[str], results[7])
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observations = cast(list[dict[str, Any]], results[8])
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fingerprint_bounties = cast(list[dict[str, Any]], results[9])
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event = build_attacker_misp_event(
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attacker=attacker,
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behavior=behavior,
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identity=identity,
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intel=intel,
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technique_rollup=[
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r.model_dump() if hasattr(r, "model_dump") else dict(r)
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for r in technique_rollup
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],
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raw_tags=raw_tags,
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artifacts=artifacts,
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smtp_targets=smtp_targets,
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commands=commands,
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observations=observations,
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fingerprint_bounties=fingerprint_bounties,
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)
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return Response(
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content=json.dumps(event, default=str),
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media_type="application/json",
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headers={
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"Content-Disposition": (
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f'attachment; filename="decnet-attacker-{uuid[:8]}.misp.json"'
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),
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},
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)
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