Top Risks

• THREAT FEED: extension ID independently confirmed malicious by TPCI chrome-mal-ids — Cyberpunk Motorcycle Live Wallpaper [adware] + malext.io malicious_extension_sentry (+2.5, capped).
• Uninstall URL hijack to yowgames.com and install URL hijack: classic traffic-monetization shell pattern.
• NewTab override replaces every new-tab page, enabling persistent search/ad monetization.
• Privacy policy is Google's generic account policy — not scoped to this extension, admits data collection + 3rd-party sharing.
• Free-webmail developer (gmail) with no verified business identity; no business website.

Evidence

• uninstall_url_hijack manifest chrome.runtime.setUninstallURL → https://yowgames.com/uninstall; classic monetization shell.
• install_url_hijack manifest onInstalled opens https://yowgames.com/cyberpunk-motorcycle-live-wallpaper on 3rd-party domain.
• newtab_override manifest chrome_url_overrides.newtab = index.html; every new tab controlled by extension.
• privacy_policy_generic store Policy URL is Google account policy; scope_extension=false, data_collection=true, third_party_sharing=true.
• free_webmail_developer store Developer email poyrazolcay62@gmail.com; no verified publisher, no business website.
• js_external_hosts crx 8 external hosts contacted: yowgames.com, chat.openai.com, instagram.com, netflix.com, youtube.com, x.com, etc.
• search_permission_plus_newtab manifest 'search' permission combined with newtab override enables search provider manipulation.
• no_csp manifest content_security_policy is null; MV3 defaults apply but no explicit CSP declared.
• threat_feed_membership api Extension ID listed by TPCI chrome-mal-ids — Cyberpunk Motorcycle Live Wallpaper [adware] + malext.io malicious_extension_sentry; score 5.49 -> 7.99 (+2.5 cap 2.5).

Permissions Breakdown

• search medium Allows querying the browser search API; paired with newtab override amplifies search hijack risk.
• chrome_url_overrides.newtab high Replaces every new-tab page; primary vector for search monetization and traffic hijack.

Pillar Scores

Bookkeeping