{"id":152984,"date":"2025-02-22T07:05:18","date_gmt":"2025-02-22T07:05:18","guid":{"rendered":"https:\/\/cryptonews.com\/fr\/?p=152984"},"modified":"2025-02-22T07:05:18","modified_gmt":"2025-02-22T07:05:18","slug":"bybit-hack-milliards-cryptomonnaie-faille-lazarus-chute-marche","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/bybit-hack-milliards-cryptomonnaie-faille-lazarus-chute-marche\/","title":{"rendered":"Hack ByBit : 1,4 milliard de dollars de crypto perdu en ETH, un triste record pour le march\u00e9"},"content":{"rendered":"<figure class=\"wp-block-post-featured-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque.jpg\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Dump crypto et pump\" style=\"object-fit:cover;\" srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque.jpg 1200w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque-300x169.jpg 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque-1024x576.jpg 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque-768x432.jpg 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2024\/08\/03145649\/1722697009-dump-crypto-3-conseils-pour-ne-pas-tomber-dans-larnaque-450x253.jpg 450w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\"><\/figure><p>V\u00e9ritable coup de tonnerre pour le march\u00e9 crypto : ByBit accuse le coup avec une <strong>faille dans sa s\u00e9curit\u00e9<\/strong>. En quelques heures, la plateforme d&#8217;\u00e9change crypto constate une perte \u00e0 hauteur de 1,4 milliard de dollar. Cela en fait un triste record, pla\u00e7ant ByBit dans l&#8217;histoire de l&#8217;industrie crypto.<\/p><h2 class=\"wp-block-heading\" id=\"h-une-attaque-particulierement-ingenieuse\">Une attaque particuli\u00e8rement ing\u00e9nieuse<\/h2><span class=\"replacer\"><\/span><p>ByBit est l&#8217;un des leader des plateformes d&#8217;\u00e9change crypto. En ce 21 f\u00e9vrier, un <strong>piratage d&#8217;une envergure in\u00e9dite<\/strong> a eu lieu. En effet, ce sont plus de 1,4 milliard de dollars de fonds qui ont \u00e9t\u00e9 vol\u00e9s par des utilisateurs malveillants. La perte se fait principalement en ethereum (ETH) ainsi qu&#8217;en stETH et mETH. <\/p><p>L&#8217;attaquant en question a cibl\u00e9, selon les informations disponibles et les premi\u00e8res analyses publi\u00e9es, un Cold Wallet (portefeuille froid) multisig <strong>contenant majoritairement de l&#8217;ETH<\/strong>. Pour parvenir \u00e0 sa fin, l&#8217;attaquant (ou le groupe) a mis en place la technique de &#8220;transaction masqu\u00e9e&#8221; pour la faire passer comme une signature l\u00e9gitime. Cependant, cela a donn\u00e9 acc\u00e8s au Cold Wallet, permettant l&#8217;envoi des fonds sur un autre portefeuille dans la foul\u00e9e.<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"954\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" alt=\"\" class=\"wp-image-152985 lazyload\" style=\"width:553px;height:auto\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" data-src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23-1024x954.jpg\" data-srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23-1024x954.jpg 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23-300x280.jpg 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23-768x716.jpg 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23-450x419.jpg 450w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231332\/Capture-decran-2025-02-22-a-00.13.23.jpg 1172w\"><\/figure><\/div><p>L&#8217;un des analystes on-chain de l&#8217;industrie, ZachXBT, a men\u00e9 sa propre enqu\u00eate d\u00e8s les premi\u00e8res heures. Selon Arkham, une preuve ayant \u00e9t\u00e9 fournie d\u00e9montre que ce serait le groupe Lazarus (nord-cor\u00e9en) \u00e0 l&#8217;origine de l&#8217;attaque.<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"615\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" alt=\"\" class=\"wp-image-152986 lazyload\" style=\"width:591px;height:auto\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" data-src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05-1024x615.png\" data-srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05-1024x615.png 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05-300x180.png 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05-768x461.png 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05-450x270.png 450w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231914\/Capture-decran-2025-02-22-a-00.19.05.png 1172w\"><\/figure><\/div><p>Quelques heures apr\u00e8s la faille de s\u00e9curit\u00e9, les fonds sont <strong>progressivement dispers\u00e9s<\/strong> vers une multitude de portefeuilles. Cependant, avec les outils avanc\u00e9s disponibles sur le march\u00e9 tels que Arkham ou BubbleMap, le tra\u00e7age des fonds reste simple, mais jusqu&#8217;\u00e0 quand ?<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" alt=\"\" class=\"wp-image-152987 lazyload\" style=\"width:639px;height:auto\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" data-src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1-1024x768.jpg\" data-srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1-1024x768.jpg 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1-300x225.jpg 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1-768x576.jpg 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1-450x338.jpg 450w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21231959\/image-1-1.jpg 1280w\"><\/figure><\/div><p>\u00c0 partir du moment o\u00f9 les mixers seront multipli\u00e9s et les fonds swap dans des actifs qui ne peuvent pas \u00eatre g\u00e9l\u00e9s tels que du BTC ou du XMR, cela pourrait <strong>complexifier la t\u00e2che des enqu\u00eateurs on-chain<\/strong>.<\/p><h2 class=\"wp-block-heading\" id=\"h-une-reponde-immediate-de-la-plateforme-d-echange-crypto\">Une r\u00e9ponde imm\u00e9diate de la plateforme d&#8217;\u00e9change crypto<\/h2><span class=\"replacer\"><\/span><p>ByBit n&#8217;a pas attendu longtemps pour <strong>informer ses utilisateurs du probl\u00e8me<\/strong>. Quelques dizaines de minutes apr\u00e8s la survenance de la perte des fonds, le compte officiel a inform\u00e9 ses utilisateurs de l&#8217;incident ayant pris place sur le portefeuille en question.<\/p><figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Bybit detected unauthorized activity involving one of our ETH cold wallets. The incident occurred when our ETH multisig cold wallet executed a transfer to our warm wallet. Unfortunately, this transaction was manipulated through a sophisticated attack that masked the signing\u2026<\/p>&mdash; Bybit (@Bybit_Official) <a href=\"https:\/\/twitter.com\/Bybit_Official\/status\/1892965292931702929?ref_src=twsrc%5Etfw\">February 21, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure><p>Le CEO de ByBit, Ben Zou, se veut rassurant. En effet, <strong>un seul cold Wallet serait touch\u00e9<\/strong> par l&#8217;<a href=\"https:\/\/cryptonews.com\/fr\/news\/lindustrie-crypto-face-aux-arnaques-peckshield-fait-le-bilan-pour-lannee-2024\/\" target=\"_blank\" rel=\"noreferrer noopener\">attaque malveillante<\/a>. Quant aux autres portefeuilles,, rien \u00e0 signaler. Cela d\u00e9montre une bonne gestion de l&#8217;entreprise avec une dispersion des fonds sur diff\u00e9rentes formes de stockage.<\/p><figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Bybit Hot wallet, Warm wallet and all other cold wallets are fine. The only cold wallet that was hacked was ETH cold wallet. ALL withdraws are NORMAL.<\/p>&mdash; Ben Zhou (@benbybit) <a href=\"https:\/\/twitter.com\/benbybit\/status\/1892965964909863315?ref_src=twsrc%5Etfw\">February 21, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure><p>Cependant, cela ne change en rien la situation actuelle. Nous sommes face \u00e0 une <strong>perte de fonds qui est historique<\/strong>. Dans ce contexte, pour \u00e9viter l&#8217;interruption des retraits et prendre les airs d&#8217;un FTX-bis, l&#8217;heure est au soutien dans l&#8217;\u00e9cosyst\u00e8me crypto.<\/p><figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\"><a href=\"https:\/\/twitter.com\/hashtag\/Binance?src=hash&amp;ref_src=twsrc%5Etfw\">#Binance<\/a>&amp; <a href=\"https:\/\/twitter.com\/hashtag\/Bitget?src=hash&amp;ref_src=twsrc%5Etfw\">#Bitget<\/a> just sent 50K+ ETH directly to Bybit\u2019s cold wallets, a coordinated move, not a regular deposit.<br><br>Bitget\u2019s share is huge, 1\/4 of all its ETH holdings. <a href=\"https:\/\/t.co\/SRfJs8Ilg7\">pic.twitter.com\/SRfJs8Ilg7<\/a><\/p>&mdash; Wallstreet Queen (@wsqofficial) <a href=\"https:\/\/twitter.com\/wsqofficial\/status\/1893034545211187451?ref_src=twsrc%5Etfw\">February 21, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure><p>En effet, d&#8217;apr\u00e8s les informations en notre disposition, ByBit b\u00e9n\u00e9ficierait d&#8217;un support de la part de ses confr\u00e8res tels que Binance et Bitget, ayant d&#8217;ores et d\u00e9j\u00e0 envoy\u00e9 \u00e0 eux deux plus de <strong>50 000 jetons ethereum<\/strong>. <\/p><p>Est-ce un soutien temporaire ? Un pr\u00eat sous la forme d&#8217;un envoi de fonds ? Du c\u00f4t\u00e9 de ByBit, la situation est sous contr\u00f4le \u00e0 en croire leurs derni\u00e8res publications sur les canaux de communication officiels.<\/p><h2 class=\"wp-block-heading\" id=\"h-un-impact-notable-sur-le-marche\">Un impact notable sur le march\u00e9 <\/h2><span class=\"replacer\"><\/span><p>Tandis que CZ recommande une suspension des retraits pour \u00e9viter une accentuation de la panique dans l&#8217;\u00e9cosyst\u00e8me, <strong>ByBit reste solide sur ses appuis<\/strong>. Pour autant, l&#8217;impact sur le march\u00e9 est notable. <\/p><figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"543\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" alt=\"\" class=\"wp-image-152988 lazyload\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" data-src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-1024x543.jpg\" data-srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-1024x543.jpg 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-300x159.jpg 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-768x408.jpg 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-1536x815.jpg 1536w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-2048x1087.jpg 2048w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/02\/21233136\/Capture-decran-2025-02-22-a-00.30.56-450x239.jpg 450w\"><\/figure><p>Alors que les cours \u00e9voluaient dans le vert ces derniers jours avec un bitcoin s&#8217;approchant des 100 000 dollars et un ethereum \u00e0 plus de 2 800 dollars, la session semble <strong>se terminer dans le rouge<\/strong>, aliment\u00e9e par les peurs d&#8217;une faillite de la plateforme. <\/p><p>Certains sp\u00e9cialistes de la s\u00e9curit\u00e9 tels que Taylor Monahan de Metamask expliquent que ce type d&#8217;attaque se rapproche fortement d&#8217;\u00e9v\u00e8nements ayant lieu dans le pass\u00e9 tel que l&#8217;<strong>exploitation de DMM Bitcoin ou Radiant Capital. <\/strong>Cela renforce les sp\u00e9culations et la th\u00e8se de ZachXBT sur le r\u00f4le du groupe Lazarus dans cette attaque.<\/p><p>Ce contexte d\u00e9montre une nouvelle fois l&#8217;importance de solutions non-custodial sur le march\u00e9 crypto. Cela est souvent r\u00e9p\u00e9t\u00e9 avec le c\u00e9l\u00e8bre adage &#8220;<em>Not your keys, not your coins<\/em>&#8220;. Dans ce cadre, il semble int\u00e9ressant d&#8217;opter pour des portefeuilles o\u00f9 vous avez le contr\u00f4le de vos fonds et n&#8217;\u00eates d\u00e9pendant d&#8217;aucune entit\u00e9. C&#8217;est ici qu&#8217;intervient le <a href=\"https:\/\/fr.cryptonews.com\/ext\/bestwallet\/\" rel=\" sponsored nofollow\">portefeuille Best Wallet<\/a> en r\u00e9pondant aux besoins actuels du march\u00e9 (haut niveau de s\u00e9curit\u00e9).<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p>Source : <a href=\"https:\/\/x.com\/Bybit_Official\">ByBit<\/a><\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p>Sur le m\u00eame sujet :<\/p><ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/etf-xrp-explosion-cours-etats-unis-sec\/\">Approbation du premier ETF XRP : le Br\u00e9sil, une nouvelle terre de l&#8217;adoption crypto <\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/fr-metaplanet-bitcoin-adoption-crypto\/\">Metaplanet accumule 2 000 bitcoins : les institutionnels acc\u00e9l\u00e8rent l&#8217;adoption du march\u00e9 crypto<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/audit-des-reserves-dor-de-fort-knox-aux-etats-unis-une-opportunite-haussiere-pour-bitcoin\/\">Audit des r\u00e9serves d&#8217;or de Fort Knox aux \u00c9tats-Unis &#8211; Une opportunit\u00e9 haussi\u00e8re pour Bitcoin ?<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>V\u00e9ritable coup de tonnerre pour le march\u00e9 crypto : ByBit accuse le coup avec une faille dans sa s\u00e9curit\u00e9. En quelques heures, la plateforme d&#8217;\u00e9change crypto constate une perte \u00e0 hauteur de 1,4 milliard de dollar. Cela en fait un triste record, pla\u00e7ant ByBit dans l&#8217;histoire de l&#8217;industrie crypto.Une attaque particuli\u00e8rement ing\u00e9nieuseByBit est l&#8217;un des [&hellip;]<\/p>\n","protected":false},"author":594,"featured_media":145803,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,42,1],"tags":[],"editors":[2551],"sponsored_companies":[],"class_list":["post-152984","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blockchain-news","category-finance-news","category-news","editors-julien-leroy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ByBit perd 1,4 milliard de dollars ! 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