{"id":705,"date":"2025-07-21T09:38:01","date_gmt":"2025-07-21T07:38:01","guid":{"rendered":"https:\/\/familiebuckens.nl\/?p=705"},"modified":"2025-07-21T09:38:01","modified_gmt":"2025-07-21T07:38:01","slug":"3500-websites-hijacked-to-secretly-mine-crypto-using-stealth-javascript-and-websocket-tactics","status":"publish","type":"post","link":"https:\/\/familiebuckens.nl\/index.php\/2025\/07\/21\/3500-websites-hijacked-to-secretly-mine-crypto-using-stealth-javascript-and-websocket-tactics\/","title":{"rendered":"3,500 Websites Hijacked to Secretly Mine Crypto Using Stealth JavaScript and WebSocket Tactics"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">A new attack campaign has compromised more than 3,500 websites worldwide with JavaScript cryptocurrency miners, marking the return of browser-based cryptojacking attacks once popularized by the likes of&nbsp;<a href=\"https:\/\/thehackernews.com\/2018\/07\/coinhive-shortlink-crypto-mining.html\" rel=\"noreferrer noopener\" target=\"_blank\">CoinHive<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Although the service has since&nbsp;<a href=\"https:\/\/thehackernews.com\/2019\/02\/cryptocurrency-mining-coinhive.html\" rel=\"noreferrer noopener\" target=\"_blank\">shuttered<\/a>&nbsp;after browser makers took steps to ban miner-related apps and add-ons, researchers from the c\/side said they found evidence of a stealthy miner packed within obfuscated JavaScript that assesses the computational power of a device and spawns background Web Workers to execute mining tasks in parallel without raising any alarm.<\/p>\n\n\n<a class=\"wp-block-read-more\" href=\"https:\/\/familiebuckens.nl\/index.php\/2025\/07\/21\/3500-websites-hijacked-to-secretly-mine-crypto-using-stealth-javascript-and-websocket-tactics\/\" target=\"_self\"><a href=\"https:\/\/thehackernews.com\/2025\/07\/3500-websites-hijacked-to-secretly-mine.html\">3,500 Websites Hijacked to Secretly Mine Crypto Using Stealth JavaScript and WebSocket Tactics<\/a><span class=\"screen-reader-text\">: 3,500 Websites Hijacked to Secretly Mine Crypto Using Stealth JavaScript and WebSocket Tactics<\/span><\/a>","protected":false},"excerpt":{"rendered":"<p>A new attack campaign has compromised more than 3,500 websites worldwide with JavaScript cryptocurrency miners, marking the return of browser-based cryptojacking attacks once popularized by the likes of&nbsp;CoinHive. Although the service has since&nbsp;shuttered&nbsp;after browser makers took steps to ban miner-related apps and add-ons, researchers from the c\/side said they found&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[40],"class_list":["post-705","post","type-post","status-publish","format-standard","hentry","category-vulnerability","tag-40"],"_links":{"self":[{"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/posts\/705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/comments?post=705"}],"version-history":[{"count":1,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/posts\/705\/revisions"}],"predecessor-version":[{"id":706,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/posts\/705\/revisions\/706"}],"wp:attachment":[{"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/media?parent=705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/categories?post=705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/familiebuckens.nl\/index.php\/wp-json\/wp\/v2\/tags?post=705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}