metamasksso[.]gitbook[.]io

metamasksso.gitbook.io is a subdomain of gitbook.io. PhishDestroy first observed the hostname on Apr 14, 2026. The hostname explicitly references MetaMask; stored content metadata identifies the same apparent target. The captured page title is “Metamask extension | us”. Stored page analysis classifies the content as brand impersonation. Current evidence score: 100/100 (critical).

Positive findings are stored from 6 sources: VirusTotal, MetaMask, SEAL, DNS security resolvers, URLQuery, and URLScan. VirusTotal recorded 13 detections among 91 engines: ADMINUSLabs, ChainPatrol, alphaMountain.ai, BitDefender, Chong Lua Dao, CyRadar, ESET, Fortinet, G-Data, Lionic, Sophos, VIPRE, Webroot on Jul 27, 2026 at 03:05 UTC. MetaMask and SEAL listed the hostname in the separate external-blocklist snapshot on Aug 8, 2026 at 06:20 UTC. DNS security checks returned 2 blocking results across 12 tested policies: Brand Metamask, Quad9 Secure; no observation timestamp was retained. URLQuery recorded 2 threat-system alerts on Apr 14, 2026 at 13:43 UTC. URLScan returned a malicious verdict with score 100; scan metadata linked the capture to MetaMask and assigned phishing as its category on Jul 29, 2026 at 02:42 UTC. Non-positive and contextual checks: Google Safe Browsing returned no flag on Apr 14, 2026 at 14:41 UTC. PhishStats returned no feed match on Apr 14, 2026 at 14:42 UTC.

Cloaking was recorded with HTTP 307 on Aug 7, 2026 at 22:02 UTC. The cloaking probe recorded content divergence conditional delivery at 1/100 on Aug 7, 2026 at 22:02 UTC: redirect: raw=redirect_307; http=307; via=https_proxy; location=https://metamasksso.gitbook.io/us/; server=cloudflare. Registration records for the registrable domain gitbook.io list Cloudflare, Inc as the registrar and Apr 14, 2026 as the creation date. Registration and first observation occurred on the same UTC date. At collection time, the hostname resolved to 172.64.147.209 on AS13335 (Cloudflare, Inc.). The IP and ASN identify shared Cloudflare edge infrastructure; the origin server is not established by this address. The evidence archive retains 3 visual captures from PhishDestroy, URLScan, and URLQuery. TLS metadata lists Google Trust Services as the certificate issuer with validity through Aug 17, 2026; checked Jul 9, 2026 at 01:00 UTC.

The content indicators and 6 positive source findings support the current MetaMask-themed brand impersonation classification.