MalwareBazaar MCP Server

What does “MalwareBazaar” MCP Server do?

The MalwareBazaar MCP Server is an AI-driven Model Context Protocol (MCP) server designed to autonomously interface with the Malware Bazaar platform. It empowers AI assistants and cybersecurity researchers by providing real-time threat intelligence and detailed malware sample metadata through a standardized MCP interface. By connecting to Malware Bazaar, the server enables development workflows that require up-to-date malware information, such as querying recent samples, fetching detailed metadata, downloading samples, and retrieving samples by tag. This server facilitates seamless integration with external cybersecurity resources, enhancing the ability of developers and AI agents to automate, investigate, and respond to malware-related threats efficiently and securely.

List of Prompts

No explicit prompt templates are listed in the repository.

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List of Resources

No explicit MCP resource primitives are documented in the repository.

List of Tools

• get_recent: Retrieves up to 10 of the most recent malware samples from MalwareBazaar.
• get_info: Fetches detailed metadata about a specific malware sample.
• get_file: Downloads a malware sample from MalwareBazaar.
• get_taginfo: Retrieves malware samples associated with a specific tag.

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Use Cases of this MCP Server

• Real-time Threat Intelligence Gathering: Developers and security analysts can automate the retrieval of the latest malware samples, ensuring their threat data is always current.
• Sample Metadata Analysis: Enables AI agents or analysts to fetch detailed information about specific malware samples, supporting deeper investigations and automated triage.
• Malware Sample Acquisition: Facilitates secure and authorized downloading of malware samples for research or sandbox analysis, streamlining workflows for cybersecurity research.
• Tag-based Threat Hunting: Allows searching and aggregation of malware samples by tag, helping analysts focus on families, campaigns, or specific malicious behaviors.
• Integration with Security Automation Tools: Can be integrated into SOAR (Security Orchestration, Automation, and Response) platforms to automate incident response with up-to-date malware intelligence.

How to set it up

Windsurf

1. Prerequisites: Ensure Node.js and uv are installed.
2. Create MalwareBazaar API Key at abuse.ch .
3. Create .env file in the project directory:

   MALWAREBAZAAR_API_KEY=<APIKEY>
   

4. Install dependencies:

   curl -LsSf https://astral.sh/uv/install.sh | sh
   cd MalwareBazaar_MCP
   uv init .
   uv venv
   source .venv/bin/activate
   uv pip install -r requirements.txt
   

5. Configure MCP server in Windsurf:

   {
     "mcpServers": {
       "malwarebazaar": {
         "description": "Malware Bazaar MCP Server",
         "command": "/Users/XXX/.local/bin/uv",
         "args": [
           "--directory",
           "/Users/XXX/Documents/MalwareBazaar_MCP",
           "run",
           "malwarebazaar_mcp.py"
         ]
       }
     }
   }
   

6. Secure API Key: Store MALWAREBAZAAR_API_KEY in .env, not in config JSON.

Claude

1. Prerequisites: Node.js and uv must be installed.
2. Get API Key and create .env as above.
3. Install dependencies as above.
4. Edit MCP config for Claude:

   {
     "mcpServers": {
       "malwarebazaar": {
         "description": "Malware Bazaar MCP Server",
         "command": "/Users/XXX/.local/bin/uv",
         "args": [
           "--directory",
           "/Users/XXX/Documents/MalwareBazaar_MCP",
           "run",
           "malwarebazaar_mcp.py"
         ]
       }
     }
   }
   

5. Secure environment variables as above.

Cursor

1. Prerequisites: Install Node.js and uv.
2. API Key: Obtain and set in .env.
3. Install dependencies as above.
4. Update Cursor MCP config:

   {
     "mcpServers": {
       "malwarebazaar": {
         "description": "Malware Bazaar MCP Server",
         "command": "/Users/XXX/.local/bin/uv",
         "args": [
           "--directory",
           "/Users/XXX/Documents/MalwareBazaar_MCP",
           "run",
           "malwarebazaar_mcp.py"
         ]
       }
     }
   }
   

5. Environment security: Use .env for sensitive values.

Cline

1. Prerequisites: Node.js and uv.
2. API Key and .env: As above.
3. Install requirements as above.
4. MCP Config Example:

   {
     "mcpServers": {
       "malwarebazaar": {
         "description": "Malware Bazaar MCP Server",
         "command": "/Users/XXX/.local/bin/uv",
         "args": [
           "--directory",
           "/Users/XXX/Documents/MalwareBazaar_MCP",
           "run",
           "malwarebazaar_mcp.py"
         ]
       }
     }
   }
   

5. Secure API Keys: Do not store in config; use environment variables.

Example with environment variables:

{
  "mcpServers": {
    "malwarebazaar": {
      "description": "Malware Bazaar MCP Server",
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/MalwareBazaar_MCP",
        "run",
        "malwarebazaar_mcp.py"
      ],
      "env": {
        "MALWAREBAZAAR_API_KEY": "${MALWAREBAZAAR_API_KEY}"
      }
    }
  }
}

How to use this MCP inside flows

Using MCP in FlowHunt

To integrate MCP servers into your FlowHunt workflow, start by adding the MCP component to your flow and connecting it to your AI agent:

Click on the MCP component to open the configuration panel. In the system MCP configuration section, insert your MCP server details using this JSON format:

{
  "malwarebazaar": {
    "transport": "streamable_http",
    "url": "https://yourmcpserver.example/pathtothemcp/url"
  }
}

Once configured, the AI agent is now able to use this MCP as a tool with access to all its functions and capabilities. Remember to change “malwarebazaar” to whatever the actual name of your MCP server is and replace the URL with your own MCP server URL.

Overview

Supports Roots: ⛔ (not documented)
Supports Sampling: ⛔ (not documented)

Based on the available documentation and code, MalwareBazaar MCP provides comprehensive tooling for malware intelligence workflows, but lacks prompt templates, explicit resource definitions, and support documentation for advanced MCP features like Roots and Sampling.

Our opinion

This MCP server is focused, well-documented for setup, and clearly provides practical tools for malware research. However, the lack of prompt and resource definitions, and no mention of Roots or Sampling, limits interoperability and advanced usage. Solid for its niche, but could improve MCP compliance.

MCP Score