Top Risks

• THREAT FEED: extension ID independently confirmed malicious by TPCI chrome-mal-ids — Tengen Uzui Live Wallpaper [adware] + malext.io malicious_extension_sentry (+2.5, capped).
• Uninstall URL hijack to owhit.com — classic monetization shell pattern tracking uninstalls.
• Install URL hijack to owhit.com — third-party landing page fires on every install.
• Privacy policy is Google's own generic policy (scope_extension=false), admits data collection and 3rd-party sharing; not scoped to this extension.
• NewTab override with search permission = standard ad-monetization surface; owhit.com is the operator domain.

Evidence

• uninstall_url_hijack crx chrome.runtime.setUninstallURL targets https://owhit.com/uninstall — monetization shell signal (+3.0 Webstore).
• install_url_hijack crx onInstalled opens https://owhit.com/tengen-uzui-live-wallpaper — third-party URL on install (+2.0 Webstore).
• newtab_override manifest chrome_url_overrides.newtab = index.html; search permission also declared; monetization-oriented combo.
• generic_privacy_policy store Policy is Google's own account policy: scope_extension=false, data_collection=true, third_party_sharing=true → +10.0 Privacy (v3.5 D).
• free_webmail_dev store Developer email acelyasereflerim@gmail.com, no verified publisher, no business domain; Reputation floor 7.5.
• js_external_hosts crx References chat.openai.com, instagram.com, netflix.com, youtube.com, x.com, owhit.com — 8 external hosts in NewTab page.
• csp_absent manifest content_security_policy is null (MV3 strict default applies; no additional network penalty per v2 calibration).
• js_files_scanned_zero crx js_files_scanned=0; code_findings_raw empty; obfuscation_score=0.0 — no code signals available.
• threat_feed_membership api Extension ID listed by TPCI chrome-mal-ids — Tengen Uzui Live Wallpaper [adware] + malext.io malicious_extension_sentry; score 5.35 -> 7.85 (+2.5 cap 2.5).

Permissions Breakdown

• search medium Allows overriding search provider; combined with newtab override, enables search monetization.
• chrome_url_overrides.newtab medium Replaces new-tab page; primary monetization surface for this extension type.

Pillar Scores

Bookkeeping