Private YARA rules Hunting_JS_WebAssembly
Verdictaudit
Severityaudit
WEBSITE ANALYSIS REPORT
http://metamask.io
public
Report summary
Submitted and final observations · captured HTTP activity
- Submitted URL
- http://metamask.io
- Submitted IP / ASN
172.64.147.181 AS13335 · CLOUDFLARENET
- Final URL
- https://metamask.io/
- Final IP / ASN
- 172.64.147.181 AS13335 · CLOUDFLARENET
Final page
- Page title
- MetaMask Crypto Wallet. Buy and Sell Bitcoin, Ethereum, Solana
- Final DOM MIME
- text/html; charset=utf-8
- Final DOM size
- 29.5 KB (30181 bytes)
Detections
Activity
- HTTP requests
- 131
- Observed hosts
- 13
- Script records
- 72
Estimated HTTP data
- Sent
- ~81.5 KB
- Received
- ~14.19 MB
Page capture
Final browser state
Detection signals
URLQuery findings, Threat Detection Systems, and IDS alerts
Threat Detection Systems
1Host infrastructure
Observed hosts are context, not independent maliciousness verdicts
| Host | Rank | Registered | First seen | Last seen | Sent | Received | IP | Fingerprints |
|---|---|---|---|---|---|---|---|---|
| cmp.osano.com | 23165 | 1999-10-18 | 2019-10-16 | 2026-04-01 | 2.0 KB | 299.9 KB |  108.157.229.87 | Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| js.hs-scripts.com | 18499 | 2016-07-11 | 2016-08-09 | 2026-03-30 | 412 B | 2.7 KB | 104.16.137.209 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| js.hsadspixel.net | 23453 | 2017-04-21 | 2017-07-25 | 2026-04-01 | 411 B | 8.6 KB | 104.17.128.172 | Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. |
| metamask.io 2 alerts | 3456 | 2015-07-02 | 2015-11-15 | 2026-04-03 | 55.5 KB | 6.14 MB | 172.64.147.181 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. Vercel PaaS Vercel is a cloud platform for static frontends and serverless functions. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Cloudflare Bot Management Security Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots. Linkedin Ads Advertising Linkedin Ads is a paid marketing tool that offers access to Linkedin social networks through various sponsored posts and other methods. Node.js Programming languages Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser. Webpack Miscellaneous Webpack is an open-source JavaScript module bundler. Next.js JavaScript frameworks, Web frameworks Next.js is a React framework for developing single page Javascript applications. Amazon S3 CDN Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Contentful CMS Contentful is an API-first content management platform to create, manage and publish content on any digital channel. React JavaScript frameworks React is an open-source JavaScript library for building user interfaces or UI components. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. |
| www.google.com | 22 | 1997-09-15 | 2015-05-10 | 2026-03-29 | 8.0 KB | 114.2 KB | 142.251.152.119 | |
| fonts.gstatic.com | N/A | 2008-02-11 | 2014-04-02 | 2026-03-29 | 2.7 KB | 200.0 KB | 172.217.19.227 | |
| cdn.jsdelivr.net | 1678 | 2012-05-16 | 2012-09-30 | 2026-03-29 | 490 B | 1.61 MB | 151.101.65.229 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. WebAssembly Programming languages WebAssembly (abbreviated Wasm) is a binary instruction format for a stack-based virtual machine. Wasm is designed as a portable compilation target for programming languages, enabling deployment on the web for client and server applications. |
| forms-na1.hsforms.com | 47437 | 2013-09-18 | 2022-05-24 | 2026-04-01 | 1.1 KB | 1.5 KB | 104.19.175.188 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| js.hsforms.net | 43845 | 2013-09-18 | 2013-09-26 | 2026-04-01 | 410 B | 593.1 KB | 104.16.5.65 | Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. |
| forms.hsforms.com | 29940 | 2013-09-18 | 2018-03-07 | 2026-04-01 | 622 B | 6.9 KB | 104.19.175.188 | Cloudflare CDN Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| www.gstatic.com 1 alerts | 146047 | 2008-02-11 | 2012-05-29 | 2026-03-29 | 5.7 KB | 3.82 MB | 172.217.20.163 | WebAssembly Programming languages WebAssembly (abbreviated Wasm) is a binary instruction format for a stack-based virtual machine. Wasm is designed as a portable compilation target for programming languages, enabling deployment on the web for client and server applications. |
| www.googletagmanager.com | 283 | 2011-11-11 | 2012-10-04 | 2026-03-29 | 1.3 KB | 1.37 MB | 142.251.143.136 | HSTS Security HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. |
| images.ctfassets.net | 23334 | 2017-03-28 | 2017-09-20 | 2026-04-02 | 3.1 KB | 47.2 KB | 54.240.174.111 | Amazon CloudFront CDN Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds. Amazon Web Services PaaS Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality. |