OpenCTI MCP Server

This MCP server provides tools to interact with the OpenCTI platform using the pycti library.

Features

• check_campaign_exists: Check if a campaign exists in OpenCTI by name

Related MCP server: MCP-Kanka

Requirements

• Python 3.8+

• pycti 5.12.33

• fastmcp

Installation

1. Install dependencies:

pip install -r requirements.txt

2. Set up environment variables:

• OPENCTI_URL: The URL of your OpenCTI instance (e.g., https://your-opencti-instance.com)

• OPENCTI_TOKEN: Your OpenCTI API token

Configuration

Add the following to your MCP settings configuration file:

{
  "mcpServers": {
    "opencti": {
      "command": "python",
      "args": ["C:/Users/JIT/Documents/Cline/MCP/opencti-server/server.py"],
      "env": {
        "OPENCTI_URL": "your-opencti-url",
        "OPENCTI_TOKEN": "your-opencti-token"
      }
    }
  }
}

Usage

Once configured, you can use the following tool:

check_campaign_exists

Check if a campaign exists in OpenCTI by providing its name:

Input: {"name": "APT28"}
Output: {
  "exists": true,
  "campaign": {
    "id": "campaign-id",
    "name": "APT28",
    "description": "...",
    ...
  },
  "message": "Campaign 'APT28' found in OpenCTI"
}

Getting OpenCTI Credentials

1. Log in to your OpenCTI instance

2. Navigate to your profile settings

3. Generate an API token

4. Copy the token and your OpenCTI instance URL