What is Virustotal Mcp

virustotal-mcp is a Model Context Protocol (MCP) server designed to query the VirusTotal API, providing comprehensive security analysis tools and automatic relationship data fetching.

Use cases

Use cases include generating security reports for URLs and files, analyzing IP addresses for historical threats, and conducting advanced searches for threat intelligence.

How to use

To use virustotal-mcp, install it via Smithery using the command: npx -y @smithery/cli install @emeryray2002/virustotal-mcp --client claude. Manual installation details are to be determined.

Key features

Key features include comprehensive analysis reports, URL, file, IP, and domain analysis, detailed relationship analysis, advanced search capabilities, and rich formatting of results.

Where to use

virustotal-mcp can be used in cybersecurity, threat intelligence, and digital forensics to enhance security analysis and incident response.

VirusTotal MCP Server

A Model Context Protocol (MCP) server for querying the VirusTotal API. This server provides comprehensive security analysis tools with automatic relationship data fetching. It integrates seamlessly with MCP-compatible applications like Claude Desktop.

Quick Start (TBD)

Installing via Smithery

To install virustotal-mcp for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @emeryray2002/virustotal-mcp --client claude

Installing Manually

TBD

Features

• Comprehensive Analysis Reports: Each analysis tool automatically fetches relevant relationship data along with the basic report, providing a complete security overview in a single request
• URL Analysis: Security reports with automatic fetching of contacted domains, downloaded files, and threat actors
• File Analysis: Detailed analysis of file hashes including behaviors, dropped files, and network connections
• IP Analysis: Security reports with historical data, resolutions, and related threats
• Domain Analysis: DNS information, WHOIS data, SSL certificates, and subdomains
• Detailed Relationship Analysis: Dedicated tools for querying specific types of relationships with pagination support
• Advanced Search: VT Intelligence search capabilities for complex queries across the VirusTotal dataset
• Rich Formatting: Clear categorization and presentation of analysis results and relationship data

Tools

Report Tools (with Automatic Relationship Fetching)

1. URL Report Tool

• Name: get_url_report
• Description: Get a comprehensive URL analysis report including security scan results and key relationships (communicating files, contacted domains/IPs, downloaded files, redirects, threat actors)
• Parameters:
  • url (required): The URL to analyze
• Example:

await get_url_report(url="http://example.com/suspicious")

2. File Report Tool

• Name: get_file_report
• Description: Get a comprehensive file analysis report using its hash (MD5/SHA-1/SHA-256). Includes detection results, file properties, and key relationships (behaviors, dropped files, network connections, embedded content, threat actors)
• Parameters:
  • hash (required): MD5, SHA-1 or SHA-256 hash of the file
• Example:

await get_file_report(hash="44d88612fea8a8f36de82e1278abb02f")

3. IP Report Tool

• Name: get_ip_report
• Description: Get a comprehensive IP address analysis report including geolocation, reputation data, and key relationships (communicating files, historical certificates/WHOIS, resolutions)
• Parameters:
  • ip (required): IP address to analyze
• Example:

await get_ip_report(ip="8.8.8.8")

4. Domain Report Tool

• Name: get_domain_report
• Description: Get a comprehensive domain analysis report including DNS records, WHOIS data, and key relationships (SSL certificates, subdomains, historical data)
• Parameters:
  • domain (required): Domain name to analyze
• Example:

await get_domain_report(domain="example.com")

Relationship Tools (for Detailed Analysis)

1. URL Relationship Tool

• Name: get_url_relationship
• Description: Query a specific relationship type for a URL with pagination support
• Parameters:
  • url (required): The URL to get relationships for
  • relationship (required): Type of relationship to query
    • Available relationships: analyses, comments, communicating_files, contacted_domains, contacted_ips, downloaded_files, graphs, last_serving_ip_address, network_location, referrer_files, referrer_urls, redirecting_urls, redirects_to, related_comments, related_references, related_threat_actors, submissions
  • limit (optional, default: 10): Maximum number of related objects to retrieve (1-40)
  • cursor (optional): Continuation cursor for pagination
• Example:

await get_url_relationship(
    url="http://example.com/suspicious",
    relationship="communicating_files",
    limit=20
)

2. File Relationship Tool

• Name: get_file_relationship
• Description: Query a specific relationship type for a file with pagination support
• Parameters:
  • hash (required): MD5, SHA-1 or SHA-256 hash of the file
  • relationship (required): Type of relationship to query
    • Available relationships: analyses, behaviours, bundled_files, carbonblack_children, carbonblack_parents, ciphered_bundled_files, ciphered_parents, clues, collections, comments, compressed_parents, contacted_domains, contacted_ips, contacted_urls, dropped_files, email_attachments, email_parents, embedded_domains, embedded_ips, embedded_urls, execution_parents, graphs, itw_domains, itw_ips, itw_urls, memory_pattern_domains, memory_pattern_ips, memory_pattern_urls, overlay_children, overlay_parents, pcap_children, pcap_parents, pe_resource_children, pe_resource_parents, related_references, related_threat_actors, similar_files, submissions, screenshots, urls_for_embedded_js, votes
  • limit (optional, default: 10): Maximum number of related objects to retrieve (1-40)
  • cursor (optional): Continuation cursor for pagination
• Example:

await get_file_relationship(
    hash="44d88612fea8a8f36de82e1278abb02f",
    relationship="behaviours",
    limit=20
)

3. IP Relationship Tool

• Name: get_ip_relationship
• Description: Query a specific relationship type for an IP address with pagination support
• Parameters:
  • ip (required): IP address to analyze
  • relationship (required): Type of relationship to query
    • Available relationships: comments, communicating_files, downloaded_files, graphs, historical_ssl_certificates, historical_whois, related_comments, related_references, related_threat_actors, referrer_files, resolutions, urls
  • limit (optional, default: 10): Maximum number of related objects to retrieve (1-40)
  • cursor (optional): Continuation cursor for pagination
• Example:

await get_ip_relationship(
    ip="8.8.8.8",
    relationship="communicating_files",
    limit=20
)

4. Domain Relationship Tool

• Name: get_domain_relationship
• Description: Query a specific relationship type for a domain with pagination support
• Parameters:
  • domain (required): Domain name to analyze
  • relationship (required): Type of relationship to query
    • Available relationships: caa_records, cname_records, comments, communicating_files, downloaded_files, historical_ssl_certificates, historical_whois, immediate_parent, mx_records, ns_records, parent, referrer_files, related_comments, related_references, related_threat_actors, resolutions, soa_records, siblings, subdomains, urls, user_votes
  • limit (optional, default: 10): Maximum number of related objects to retrieve (1-40)
  • cursor (optional): Continuation cursor for pagination
• Example:

await get_domain_relationship(
    domain="example.com",
    relationship="historical_ssl_certificates",
    limit=20
)

5. Advanced Search Tool

• Name: advanced_corpus_search
• Description: Perform advanced searches across the VirusTotal dataset using VT Intelligence query syntax
• Parameters:
  • query (required): The VT Intelligence search query string
  • limit (optional, default: 20): Maximum number of results to return per page
  • cursor (optional): Continuation cursor for pagination
  • descriptors_only (optional): If true, retrieves only object descriptors instead of full objects
• Example:

await advanced_corpus_search(
    query="type:peexe size:100kb+ positives:5+",
    limit=20,
    cursor=None
)

Requirements

• Python >= 3.11
• A valid VirusTotal API Key
• Required Python packages:
  • aiohttp >= 3.9.0
  • mcp[cli] >= 1.4.1
  • python-dotenv >= 1.0.0
  • typing-extensions >= 4.8.0

Error Handling

The server includes comprehensive error handling for:

• Invalid API keys
• Rate limiting
• Network errors
• Invalid input parameters
• Invalid hash formats
• Invalid IP formats
• Invalid URL formats
• Invalid relationship types
• Pagination errors

Development

To run in development mode:

python -m virustotal_mcp

Contributing

1. Fork the repository
2. Create a feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

License

This project is licensed under the Apache License 2.0 - see the LICENSE file for details.

Acknowledgments

• VirusTotal for providing the API and threat intelligence platform
• The MCP project for the server framework
• Contributors and maintainers

Support

For support, please:

1. Check the documentation
2. Search existing issues
3. Create a new issue if needed

Security

• Never commit API keys or sensitive credentials
• Use environment variables for configuration
• Follow security best practices when handling threat intelligence data