{"id":12757,"date":"2023-02-05T20:27:00","date_gmt":"2023-02-05T17:27:00","guid":{"rendered":"https:\/\/alfacash.blog\/?p=12757"},"modified":"2024-02-19T21:49:58","modified_gmt":"2024-02-19T18:49:58","slug":"alerte-aux-institutions-concernant-les-crypto-ransomwares-qui-generent-des-millions","status":"publish","type":"post","link":"https:\/\/alfacash.blog\/fr\/2023\/02\/05\/alerte-aux-institutions-concernant-les-crypto-ransomwares-qui-generent-des-millions\/","title":{"rendered":"Alerte aux institutions : les crypto-ransomwares rapportent des millions"},"content":{"rendered":"<p>Il y a quelques ann\u00e9es, ce malware frappait des millions d&#039;appareils personnels dans le monde entier. Une fen\u00eatre contextuelle obscurcissait votre \u00e9cran, annon\u00e7ant que tous vos fichiers (et m\u00eame votre disque dur) avaient \u00e9t\u00e9 chiffr\u00e9s. Seul le pirate d\u00e9tenait la cl\u00e9 pour les d\u00e9chiffrer\u2026 en \u00e9change d&#039;un paiement en cryptomonnaies, bien s\u00fbr. C&#039;est un ran\u00e7ongiciel, et il touche d\u00e9sormais principalement les institutions et les entreprises.<\/p>\n\n\n\n<p><strong>Selon Chainalysis, ces attaques ont amass\u00e9 $457 millions en 2022<\/strong>. C&#039;est une diminution de 40% <a href=\"https:\/\/blog.chainalysis.com\/reports\/crypto-ransomware-revenue-down-as-victims-refuse-to-pay\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">par rapport<\/a> jusqu&#039;en 2021, mais ce n&#039;est gu\u00e8re une bonne nouvelle. Alors que de plus en plus de victimes refusent de payer, les attaques par ran\u00e7ongiciel deviennent plus vicieuses, cibl\u00e9es et co\u00fbteuses. <a href=\"https:\/\/alfacash.blog\/fr\/2020\/10\/04\/malware-peut-voler-cryptos-comment-eviter\/\" target=\"_blank\" rel=\"noreferrer noopener\">attaque de ransomware<\/a> co\u00fbte d\u00e9sormais plus de 1 million de TP12T1.<\/p>\n\n\n\n<p>Par ailleurs, l&#039;exfiltration de donn\u00e9es est d\u00e9sormais courante\u00a0: si l&#039;entreprise\/organisation refuse de payer, les pirates informatiques peuvent publier ou vendre leurs donn\u00e9es priv\u00e9es sur le Darknet. Comme indiqu\u00e9 par <a href=\"https:\/\/www.blackfog.com\/2022-ransomware-attack-report\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Brouillard noir<\/a>Environ 891 TP11T de toutes les attaques impliquent une exfiltration de donn\u00e9es. C&#039;est particuli\u00e8rement n\u00e9faste pour les entreprises, qui peuvent perdre beaucoup d&#039;argent avec leurs secrets.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"836\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-1024x836.jpg\" alt=\"Crypto-ransomware-2022-Blackfog\" class=\"wp-image-12760\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-1024x836.jpg 1024w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-300x245.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-150x123.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-15x12.jpg 15w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-220x180.jpg 220w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-631x515.jpg 631w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-622x508.jpg 622w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-370x302.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-554x452.jpg 554w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-306x250.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-245x200.jpg 245w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog-82x67.jpg 82w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Institutions-most-targeted-by-ransomware-in-2022.-By-Blackfog.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>Institutions les plus cibl\u00e9es par les ran\u00e7ongiciels en 2022. Par Blackfog<\/figcaption><\/figure><\/div>\n\n\n\n<p>Jusqu&#039;\u00e0 pr\u00e9sent, <strong>les pays les plus touch\u00e9s semblent \u00eatre les \u00c9tats-Unis, le Canada et le Royaume-Uni.<\/strong> Dans le m\u00eame temps, les donn\u00e9es sont en grande partie exfiltr\u00e9es vers la Chine et la Russie. <a href=\"https:\/\/assets.ctfassets.net\/t3wqy70tc3bv\/6TM5x7Uodt8bvT5MDCwEAN\/8d3c887631529b4d5c36c058f6d23fae\/Immunefi_Top_Crypto_Ransomware_Payments_Report.pdf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Immunis\u00e9fi<\/a>, environ $70 millions de paiements de ran\u00e7on ont \u00e9t\u00e9 effectu\u00e9s en Bitcoin (BTC) en 2022. D&#039;autres crypto-monnaies, comme <a href=\"https:\/\/alfacash.blog\/fr\/2022\/08\/03\/ethereum-2-0-special-the-merge-and-new-perspectives\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ethereum<\/a> (ETH), <a href=\"https:\/\/alfacash.blog\/fr\/2021\/03\/29\/decouvrez-monero-comment-lutiliser-pleine-confidentialite\/\" target=\"_blank\" rel=\"noreferrer noopener\">Monero<\/a> (XMR) et plusieurs <a href=\"https:\/\/alfacash.blog\/fr\/2020\/12\/06\/stablecoins-and-types-une-lecon-facile-et-breve\/\" target=\"_blank\" rel=\"noreferrer noopener\">pi\u00e8ces stables<\/a> \u00e9taient \u00e9galement courantes.<\/p>\n\n\n\n<p>Pour reverser les gains des ran\u00e7ongiciels aux institutions, les pirates utilisent de fausses identit\u00e9s sur des plateformes d&#039;\u00e9change centralis\u00e9es comme Binance ou se tournent vers des plateformes moins connues et sanctionn\u00e9es, comme Garantex.io. En th\u00e9orie, les cryptomonnaies <a href=\"https:\/\/alfacash.blog\/fr\/2020\/08\/20\/comment-acheter-bitcoin-etapes-simples-belle-recette\/\" target=\"_blank\" rel=\"noreferrer noopener\">comme Bitcoin<\/a> On peut les tracer, mais cela n&#039;a aucune importance si les plateformes d&#039;\u00e9change ne coop\u00e8rent pas. G\u00e9n\u00e9ralement, les pirates informatiques se r\u00e9fugient dans des pays o\u00f9 les sanctions internationales sont \u00e9vit\u00e9es, comme la Cor\u00e9e du Nord, l&#039;Iran et la Russie. \u00a0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Comment les institutions peuvent se prot\u00e9ger contre les ransomwares<\/strong><\/h2>\n\n\n\n<p>Il est toujours important de conserver les mesures de s\u00e9curit\u00e9 de base : <strong>plateforme antivirus, sauvegardes de donn\u00e9es, sites Web officiels et mots de passe forts<\/strong>En outre, des entreprises comme Immunefi ont formul\u00e9 des recommandations suppl\u00e9mentaires.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Pr\u00e9parez un plan de r\u00e9cup\u00e9ration de donn\u00e9es (et un budget) \u00e0 l&#039;avance. Outre les sauvegardes, d&#039;autres compagnies proposent \u00e9galement une assurance cybers\u00e9curit\u00e9 pour ces cas.<\/li><li>Il est d\u00e9conseill\u00e9 de payer la ran\u00e7on. Les cybercriminels pourraient ne pas tenir parole et vendre les donn\u00e9es malgr\u00e9 tout. Un hacker white hat peut \u00eatre d&#039;une grande aide, tout comme des sites comme <a href=\"https:\/\/www.nomoreransom.org\/en\/index.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Plus de ran\u00e7on<\/a> \u2014o\u00f9 un groupe d\u2019experts publie des outils de d\u00e9cryptage pour de nombreuses variantes de ransomwares.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"472\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-1024x472.jpg\" alt=\"Ransomware-institutions-d\u00e9cryptage-outils\" class=\"wp-image-12758\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-1024x472.jpg 1024w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-300x138.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-150x69.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-18x8.jpg 18w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-270x124.jpg 270w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-770x355.jpg 770w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-1103x508.jpg 1103w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-900x414.jpg 900w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-370x170.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-554x255.jpg 554w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-306x141.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-260x120.jpg 260w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom-87x40.jpg 87w, https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Some-ransomware-variants-decrypted-in-No-More-Ransom.jpg 1292w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>Quelques variantes de ransomware d\u00e9crypt\u00e9es dans No More Ransom<\/figcaption><\/figure><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Offrir une formation en cybers\u00e9curit\u00e9 \u00e0 tous les employ\u00e9s.<\/strong> Les gens sont toujours le maillon faible de la cha\u00eene. Ils peuvent facilement \u00eatre tromp\u00e9s par courrier. <a href=\"https:\/\/alfacash.blog\/fr\/2021\/07\/12\/fbi-criminels-voler-crypto-via-numeros-de-telephone\/\" target=\"_blank\" rel=\"noreferrer noopener\">ou t\u00e9l\u00e9phone<\/a>, lorsqu&#039;il n&#039;est pas form\u00e9.<\/li><li>Outre l&#039;antivirus, d&#039;autres syst\u00e8mes de s\u00e9curit\u00e9 peuvent \u00e9galement s&#039;av\u00e9rer utiles. Parmi eux, on peut citer les anti-logiciels espions, les anti-ran\u00e7ongiciels, les anti-hame\u00e7onnage, les syst\u00e8mes de d\u00e9tection et de pr\u00e9vention des intrusions (IDPS) et les pare-feu.<\/li><\/ul>\n\n\n\n<p>Les administrations publiques, les \u00e9coles, les h\u00f4pitaux et toutes sortes de marques sont cibl\u00e9s par ce logiciel malveillant dans le monde entier. Il est crucial d&#039;agir d\u00e8s maintenant.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p class=\"has-text-align-center\"><em>Vous souhaitez \u00e9changer des BTC, des ETH et d&#039;autres jetons\u00a0? C&#039;est possible.<\/em>&nbsp;<em>sans encombre&nbsp;<a href=\"https:\/\/www.alfa.cash\/buy\/bitcoin\" target=\"_blank\" rel=\"noreferrer noopener\">sur Alfacash<\/a>! Et n&#039;oubliez pas que nous parlons de cela et de bien d&#039;autres choses sur nos r\u00e9seaux sociaux.<\/em><\/p>\n\n\n\n<p class=\"has-text-align-center\"><a href=\"https:\/\/t.me\/AlfacashCommunity\" target=\"_blank\" rel=\"noreferrer noopener\">T\u00e9l\u00e9gramme<\/a>&nbsp;*&nbsp;<a href=\"https:\/\/www.facebook.com\/alfacashstore\" target=\"_blank\" rel=\"noreferrer noopener\">Facebook<\/a>&nbsp;*&nbsp;<a href=\"https:\/\/www.instagram.com\/alfacashstore\" target=\"_blank\" rel=\"noreferrer noopener\">Instagram<\/a>&nbsp;*&nbsp;<a href=\"https:\/\/www.youtube.com\/channel\/UCOl4fdRHj8AseQ5b6z9udaw\" target=\"_blank\" rel=\"noreferrer noopener\">Youtube<\/a>&nbsp;*<a href=\"https:\/\/twitter.com\/AlfacashStore\" target=\"_blank\" rel=\"noreferrer noopener\">Twitter<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Les institutions (entreprises et organisations) sont d\u00e9sormais la principale cible des crypto-ran\u00e7ongiciels dans le monde. Que peuvent-elles faire pour se prot\u00e9ger\u00a0? <\/p>","protected":false},"author":5,"featured_media":12765,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[47],"tags":[286,61,135,186,127,129],"class_list":{"0":"post-12757","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-market-trends-alfacash","8":"tag-companies","9":"tag-cryptocurrencies","10":"tag-cybersecurity","11":"tag-hack","12":"tag-malware","13":"tag-ransomware"},"featured_image_src":"https:\/\/alfacash.blog\/wp-content\/uploads\/2023\/02\/Ransomware-Institutions-alert-millions.png","author_info":{"display_name":"Isabel P\u00e9rez","author_link":"https:\/\/alfacash.blog\/fr\/author\/isabel\/"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v25.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Alert for institutions: crypto-ransomware is making millions - alfa.cash blog<\/title>\n<meta name=\"description\" content=\"Institutions (companies and organizations) are now the main target of crypto-ransomware worldwide. 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