{"id":18378,"date":"2025-07-14T14:00:24","date_gmt":"2025-07-14T14:00:24","guid":{"rendered":"https:\/\/www.criptofacil.com\/es\/?p=18378"},"modified":"2025-07-14T13:46:12","modified_gmt":"2025-07-14T13:46:12","slug":"empresa-descubre-codigos-maliciosos-en-extension-de-ethereum","status":"publish","type":"post","link":"https:\/\/www.criptofacil.com\/es\/empresa-descubre-codigos-maliciosos-en-extension-de-ethereum\/","title":{"rendered":"Empresa descubre c\u00f3digos maliciosos en extensi\u00f3n de Ethereum"},"content":{"rendered":"<p><strong>Un hacker insert\u00f3 una solicitud de extracci\u00f3n maliciosa en una extensi\u00f3n de c\u00f3digo para desarrolladores de Ethereum.<\/strong> Seg\u00fan investigadores de la empresa de ciberseguridad ReversingLabs, el c\u00f3digo afecta aplicaciones construidas con la m\u00e1quina virtual de Ethereum (ETH). Sin embargo, a\u00fan no se sabe con exactitud qu\u00e9 efectos podr\u00eda tener.<\/p>\n<p>La empresa descubri\u00f3 el<strong> c\u00f3digo malicioso<\/strong> en una actualizaci\u00f3n de ETHcode, donde los hackers insertaron las l\u00edneas. Utilizaron un conjunto de herramientas de c\u00f3digo abierto utilizado por desarrolladores de Ethereum.<\/p>\n<p>Una publicaci\u00f3n de<a href=\"https:\/\/www.reversinglabs.com\/blog\/malicious-pull-request-infects-vscode-extension\"> ReversingLabs<\/a> revela que<strong> dos l\u00edneas de c\u00f3digo malicioso fueron insertadas en una solicitud de extracci\u00f3n de GitHub<\/strong>, que conten\u00eda 43 comentarios y 4.000 l\u00edneas actualizadas. La imagen siguiente muestra que el objetivo principal del c\u00f3digo era agregar una nueva estructura de pruebas y caracter\u00edsticas.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-325248\" src=\"https:\/\/www.criptofacil.com\/wp-content\/uploads\/2025\/07\/vs-code-infections-Image-2.png\" alt=\"Ethereum.\" width=\"918\" height=\"736\" \/><\/p>\n<p>El usuario que instal\u00f3 estas l\u00edneas, bajo el seud\u00f3nimo de Airez299, no ten\u00eda historial de contribuciones en GitHub. Aun as\u00ed, logr\u00f3 agregar las l\u00edneas el 17 de julio. Luego, <strong>la solicitud fue revisada por el revisor de IA de GitHub y por miembros del grupo 7finney<\/strong>, responsables de la creaci\u00f3n de ETHcode.<\/p>\n<p>Sin embargo, <strong>ninguno de ellos fue capaz de detectar las l\u00edneas maliciosas<\/strong>. Incluso el revisor de IA fue enga\u00f1ado por el hacker, ya que solo sugiri\u00f3 peque\u00f1os cambios. Esto indica que el hacker era profesional y pudo ocultar con precisi\u00f3n el origen malicioso del c\u00f3digo.<\/p>\n<ul>\n<li>Lee tambi\u00e9n: <a href=\"https:\/\/www.criptofacil.com\/es\/exchange-mercado-bitcoin-tokenizara-activos-en-la-red-xrp\/\">Exchange Mercado Bitcoin tokenizara activos en la red XRP<\/a><\/li>\n<\/ul>\n<h2>C\u00f3digos maliciosos en la extensi\u00f3n de Ethereum<\/h2>\n<p>Airez299 logr\u00f3 ocultar la naturaleza de la primera l\u00ednea de c\u00f3digo malicioso, d\u00e1ndole un nombre similar al de un archivo preexistente. Con ello, <strong>consigui\u00f3 ofuscar y desordenar el propio c\u00f3digo<\/strong>, dificultando su lectura.<\/p>\n<p>La segunda l\u00ednea de c\u00f3digo activa la primera. Seg\u00fan ReversingLabs,<strong> su objetivo final es crear una funci\u00f3n automatizada (un PowerShell) que descargue y ejecute un script en lote.<\/strong><\/p>\n<p>ReversingLabs a\u00fan investiga qu\u00e9 hace exactamente este script, pero una de las hip\u00f3tesis es que<strong> sirve para robar criptomonedas<\/strong> almacenadas en el ordenador de los usuarios. Una segunda hip\u00f3tesis, m\u00e1s grave, es que el c\u00f3digo podr\u00eda comprometer los contratos de Ethereum en desarrollo por los usuarios de la extensi\u00f3n.<\/p>\n<p>Petar Kirhmajer, autor de la publicaci\u00f3n de ReversingLabs, afirm\u00f3 que<strong> la empresa no tiene indicios ni evidencia de que el c\u00f3digo malicioso haya sido utilizado realmente para robar tokens o datos.<\/strong> Sin embargo, Kirhmajer se\u00f1ala que ETHcode tiene 6.000 instalaciones y que la solicitud de extracci\u00f3n podr\u00eda haberse propagado \u00aba miles de sistemas de desarrolladores\u00bb.<\/p>\n<p>Esto es potencialmente preocupante, y algunos desarrolladores sugieren que este tipo de explotaci\u00f3n ocurre con frecuencia en el mundo de las criptomonedas. El c\u00f3digo puede activarse en cualquiera de esas m\u00e1quinas y traer consecuencias a\u00fan imprevisibles.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-325252\" src=\"https:\/\/www.criptofacil.com\/wp-content\/uploads\/2025\/07\/vs-code-infections-Image-3.png\" alt=\"Ethereum\" width=\"1071\" height=\"115\" \/><\/p>\n<h2>Mucho c\u00f3digo, pocos ojos<\/h2>\n<p>Seg\u00fan el desarrollador de Ethereum y cofundador de NUMBER GROUP, Zak Cole, muchos desarrolladores instalan paquetes de c\u00f3digo abierto sin verificarlos adecuadamente. Cole afirm\u00f3 que Ethereum tiene <strong>\u00abmucho c\u00f3digo, pero pocos ojos para vigilarlo\u00bb<\/strong>.<\/p>\n<blockquote><p>\u00abEs muy f\u00e1cil para alguien insertar algo malicioso. Puede ser un paquete npm, una extensi\u00f3n de navegador, lo que sea\u00bb, coment\u00f3.<\/p><\/blockquote>\n<p>Ejemplos recientes destacados de esto incluyen la explotaci\u00f3n del Ledger Connect Kit en diciembre de 2023, que caus\u00f3 m\u00e1s de 2 millones de d\u00f3lares en robos. La falla no ocurri\u00f3 en las carteras, sino en el c\u00f3digo de un servicio destinado a aplicaciones descentralizadas (dApps).<\/p>\n<p>\u00abHay mucho c\u00f3digo y pocos ojos en \u00e9l. La mayor\u00eda de las personas simplemente asume que algo es seguro porque es popular o existe desde hace un tiempo, pero eso no significa nada\u00bb, coment\u00f3 Cole. El desarrollador tambi\u00e9n alert\u00f3 que esta instalaci\u00f3n podr\u00eda haber sido parte de un ataque deliberado contra Ethereum.<\/p>\n<blockquote><p>\u201cAdem\u00e1s, recuerde que hay almacenes enteros llenos de agentes de Corea del Norte cuyo trabajo a tiempo completo es ejecutar estas explotaciones\u201d, a\u00f1adi\u00f3.<\/p><\/blockquote>\n<ul>\n<li>Lee tambi\u00e9n: <a href=\"https:\/\/www.criptofacil.com\/es\/democratas-lanzan-semana-anti-cripto-e-intentan-bloquear-leyes-sobre-criptomonedas-en-ee-uu\/\">Dem\u00f3cratas lanzan \u201csemana anti-cripto\u201d e intentan bloquear leyes sobre criptomonedas en EE. UU.<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Un hacker insert\u00f3 una solicitud de extracci\u00f3n maliciosa en una extensi\u00f3n de c\u00f3digo para desarrolladores de Ethereum. Seg\u00fan investigadores de la empresa de ciberseguridad ReversingLabs, el c\u00f3digo afecta aplicaciones construidas con la m\u00e1quina virtual de Ethereum (ETH). Sin embargo, a\u00fan no se sabe con exactitud qu\u00e9 efectos podr\u00eda tener. La empresa descubri\u00f3 el c\u00f3digo malicioso [&hellip;]<\/p>\n","protected":false},"author":34,"featured_media":18379,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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