{"id":477119,"date":"2023-08-09T09:07:44","date_gmt":"2023-08-09T09:07:44","guid":{"rendered":""},"modified":"2023-09-05T11:14:03","modified_gmt":"2023-09-05T11:14:03","slug":"eternalblue","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/tr\/wiki\/eternalblue\/","title":{"rendered":"EbediMavi"},"content":{"rendered":"

EternalBlue, May\u0131s 2017'deki y\u0131k\u0131c\u0131 WannaCry fidye yaz\u0131l\u0131m\u0131 sald\u0131r\u0131s\u0131ndaki rol\u00fc nedeniyle k\u00f6t\u00fc \u015f\u00f6hrete sahip k\u00f6t\u00fc \u015f\u00f6hretli bir siber silaht\u0131r. Amerika Birle\u015fik Devletleri Ulusal G\u00fcvenlik Ajans\u0131 (NSA) taraf\u0131ndan geli\u015ftirilen EternalBlue, Microsoft'un Windows i\u015fletim sistemlerindeki g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 hedef alabilen bir istismard\u0131r. Bu istismar, Sunucu Mesaj Blo\u011fu (SMB) protokol\u00fcndeki bir kusurdan yararlanarak sald\u0131rganlar\u0131n kullan\u0131c\u0131 etkile\u015fimi olmadan uzaktan rastgele kod y\u00fcr\u00fctmesine olanak tan\u0131yor ve bu da onu siber su\u00e7lular\u0131n elinde son derece tehlikeli bir ara\u00e7 haline getiriyor.<\/p>\n

EternalBlue'nun K\u00f6keninin Tarihi ve \u0130lk S\u00f6z\u00fc<\/h2>\n

EternalBlue'nun k\u00f6kenleri, istihbarat toplama ve casusluk amac\u0131yla geli\u015fmi\u015f siber silahlar\u0131n i\u015flenmesinden ve konu\u015fland\u0131r\u0131lmas\u0131ndan sorumlu olan NSA'n\u0131n \u00d6zel Eri\u015fim Operasyonlar\u0131 (TAO) birimine kadar uzanabilir. Ba\u015flang\u0131\u00e7ta NSA taraf\u0131ndan hedeflenen sistemlere s\u0131zmak ve g\u00f6zetlemek i\u00e7in kullan\u0131lan sald\u0131r\u0131 ara\u00e7lar\u0131n\u0131n bir par\u00e7as\u0131 olarak yarat\u0131ld\u0131.<\/p>\n

\u015eok edici olaylar sonucunda, Shadow Brokers olarak bilinen bir grup, A\u011fustos 2016'da NSA'n\u0131n hackleme ara\u00e7lar\u0131n\u0131n \u00f6nemli bir b\u00f6l\u00fcm\u00fcn\u00fc s\u0131zd\u0131rd\u0131. S\u0131zan ar\u015fiv, ele ge\u00e7irilen sistemlere yetkisiz eri\u015fime izin veren DoublePulsar gibi di\u011fer g\u00fc\u00e7l\u00fc ara\u00e7lar\u0131n yan\u0131 s\u0131ra EternalBlue istismar\u0131n\u0131 da i\u00e7eriyordu. Bu, EternalBlue'nun ilk kez kamuya duyurulmas\u0131 oldu ve siber su\u00e7lular ve devlet destekli akt\u00f6rler taraf\u0131ndan yayg\u0131n ve k\u00f6t\u00fc niyetli kullan\u0131m\u0131na zemin haz\u0131rlad\u0131.<\/p>\n

EternalBlue Hakk\u0131nda Detayl\u0131 Bilgi: Konuyu Geni\u015fletmek<\/h2>\n

EternalBlue, Windows i\u015fletim sistemleri taraf\u0131ndan kullan\u0131lan SMBv1 protokol\u00fcndeki bir g\u00fcvenlik a\u00e7\u0131\u011f\u0131ndan yararlan\u0131r. SMB protokol\u00fc, a\u011fa ba\u011fl\u0131 bilgisayarlar aras\u0131nda dosya ve yaz\u0131c\u0131 payla\u015f\u0131m\u0131na olanak tan\u0131r ve EternalBlue'nun yararland\u0131\u011f\u0131 belirli g\u00fcvenlik a\u00e7\u0131\u011f\u0131, SMB'nin belirli paketleri i\u015fleme bi\u00e7iminde yatmaktad\u0131r.<\/p>\n

Ba\u015far\u0131l\u0131 bir \u015fekilde kullan\u0131lmas\u0131n\u0131n ard\u0131ndan EternalBlue, sald\u0131rganlar\u0131n savunmas\u0131z bir sistemde uzaktan kod y\u00fcr\u00fctmesine olanak tan\u0131yarak k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131m yerle\u015ftirmelerine, verileri \u00e7almalar\u0131na veya daha sonraki sald\u0131r\u0131lar i\u00e7in bir dayanak olu\u015fturmalar\u0131na olanak tan\u0131r. EternalBlue'nun bu kadar y\u0131k\u0131c\u0131 olmas\u0131n\u0131n nedenlerinden biri, a\u011flar aras\u0131nda h\u0131zla yay\u0131larak onu solucan benzeri bir tehdide d\u00f6n\u00fc\u015ft\u00fcrme yetene\u011fidir.<\/p>\n

EternalBlue'nun \u0130\u00e7 Yap\u0131s\u0131: Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n

EternalBlue'nun teknik \u00e7al\u0131\u015fmalar\u0131 karma\u015f\u0131kt\u0131r ve birden fazla kullan\u0131m a\u015famas\u0131n\u0131 i\u00e7erir. Sald\u0131r\u0131, hedef sistemin SMBv1 sunucusuna \u00f6zel haz\u0131rlanm\u0131\u015f bir paket g\u00f6nderilerek ba\u015flar. Bu paket, savunmas\u0131z sistemin \u00e7ekirdek havuzunu ta\u015far ve sald\u0131rgan\u0131n kabuk kodunun \u00e7ekirdek ba\u011flam\u0131nda y\u00fcr\u00fct\u00fclmesine yol a\u00e7ar. Bu, sald\u0131rgan\u0131n ele ge\u00e7irilen sistem \u00fczerinde kontrol sahibi olmas\u0131na ve rastgele kod \u00e7al\u0131\u015ft\u0131rmas\u0131na olanak tan\u0131r.<\/p>\n

EternalBlue, DoublePulsar olarak bilinen ve arka kap\u0131 implant\u0131 g\u00f6revi g\u00f6ren ek bir bile\u015fenden yararlan\u0131r. Hedefe EternalBlue bula\u015ft\u0131\u011f\u0131nda, kal\u0131c\u0131l\u0131\u011f\u0131 korumak ve gelecekteki sald\u0131r\u0131lar i\u00e7in bir yol sa\u011flamak \u00fczere DoublePulsar konu\u015fland\u0131r\u0131l\u0131r.<\/p>\n

EternalBlue'nun Temel \u00d6zelliklerinin Analizi<\/h2>\n

EternalBlue'yu bu kadar g\u00fc\u00e7l\u00fc bir siber silah yapan temel \u00f6zellikler \u015funlard\u0131r:<\/p>\n

    \n
  1. \n

    Uzaktan Kod Y\u00fcr\u00fctme<\/strong>: EternalBlue, sald\u0131rganlar\u0131n savunmas\u0131z sistemler \u00fczerinde uzaktan kod y\u00fcr\u00fctmesine olanak tan\u0131yarak onlara tam kontrol sa\u011flar.<\/p>\n<\/li>\n

  2. \n

    Solucan benzeri Yay\u0131lma<\/strong>: A\u011flar aras\u0131nda ba\u011f\u0131ms\u0131z olarak yay\u0131lma yetene\u011fi, onu tehlikeli bir solucana d\u00f6n\u00fc\u015ft\u00fcrerek h\u0131zl\u0131 enfeksiyona olanak tan\u0131r.<\/p>\n<\/li>\n

  3. \n

    Gizli ve Kal\u0131c\u0131<\/strong>: DoublePulsar'\u0131n arka kap\u0131 yetenekleri sayesinde sald\u0131rgan, ele ge\u00e7irilen sistemde uzun vadeli varl\u0131\u011f\u0131n\u0131 koruyabilir.<\/p>\n<\/li>\n

  4. \n

    Windows'u Hedefleme<\/strong>: EternalBlue \u00f6ncelikle Windows i\u015fletim sistemlerini, \u00f6zellikle de g\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131 gideren yamadan \u00f6nceki s\u00fcr\u00fcmleri hedefler.<\/p>\n<\/li>\n<\/ol>\n

    EternalBlue T\u00fcrleri Mevcuttur<\/h2>\n\n\n\n\n\n\n\n\n\n
    \u0130sim<\/th>\nTan\u0131m<\/th>\n<\/tr>\n<\/thead>\n
    EbediMavi<\/td>\nShadow Brokers taraf\u0131ndan s\u0131zd\u0131r\u0131lan istismar\u0131n orijinal versiyonu.<\/td>\n<\/tr>\n
    EbediRomantizm<\/td>\nSMBv1'i hedef alan ilgili bir istismar, EternalBlue ile birlikte s\u0131zd\u0131r\u0131ld\u0131.<\/td>\n<\/tr>\n
    EbediSinerji<\/td>\nShadow Brokers taraf\u0131ndan s\u0131zd\u0131r\u0131lan ba\u015fka bir SMBv1 a\u00e7\u0131\u011f\u0131.<\/td>\n<\/tr>\n
    Ebedi \u015eampiyon<\/td>\nS\u0131zan NSA ara\u00e7lar\u0131n\u0131n bir par\u00e7as\u0131 olan, SMBv2'nin uzaktan istismar\u0131 i\u00e7in kullan\u0131lan bir ara\u00e7.<\/td>\n<\/tr>\n
    EbediMaviToplu<\/td>\nEternalBlue da\u011f\u0131t\u0131m\u0131n\u0131 otomatikle\u015ftiren bir toplu komut dosyas\u0131.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    EternalBlue'yu Kullanma Yollar\u0131, Sorunlar ve \u00c7\u00f6z\u00fcmleri<\/h2>\n

    EternalBlue a\u011f\u0131rl\u0131kl\u0131 olarak k\u00f6t\u00fc ama\u00e7larla kullan\u0131ld\u0131 ve bu da yayg\u0131n siber sald\u0131r\u0131lara ve veri ihlallerine neden oldu. Kullan\u0131ld\u0131\u011f\u0131 baz\u0131 yollar \u015funlard\u0131r:<\/p>\n

      \n
    1. \n

      Fidye Yaz\u0131l\u0131m\u0131 Sald\u0131r\u0131lar\u0131<\/strong>: EternalBlue, WannaCry ve NotPetya fidye yaz\u0131l\u0131m\u0131 sald\u0131r\u0131lar\u0131nda merkezi bir rol oynayarak b\u00fcy\u00fck mali kay\u0131plara neden oldu.<\/p>\n<\/li>\n

    2. \n

      Botnet Yay\u0131l\u0131m\u0131<\/strong>: Bu istismar, savunmas\u0131z sistemleri botnet'lere dahil etmek ve daha b\u00fcy\u00fck \u00f6l\u00e7ekli sald\u0131r\u0131lara olanak sa\u011flamak i\u00e7in kullan\u0131ld\u0131.<\/p>\n<\/li>\n

    3. \n

      Veri h\u0131rs\u0131zl\u0131\u011f\u0131<\/strong>: EternalBlue, veri s\u0131zmas\u0131n\u0131 kolayla\u015ft\u0131rarak hassas bilgilerin ele ge\u00e7irilmesine yol a\u00e7t\u0131.<\/p>\n<\/li>\n<\/ol>\n

      EternalBlue'nun olu\u015fturdu\u011fu riskleri azaltmak i\u00e7in sistemleri en son g\u00fcvenlik yamalar\u0131yla g\u00fcncel tutmak \u00e7ok \u00f6nemlidir. Microsoft, Shadow Brokers'\u0131n s\u0131z\u0131nt\u0131s\u0131n\u0131n ard\u0131ndan bir g\u00fcvenlik g\u00fcncelle\u015ftirmesinde SMBv1 g\u00fcvenlik a\u00e7\u0131\u011f\u0131n\u0131 giderdi. SMBv1'i tamamen devre d\u0131\u015f\u0131 b\u0131rakmak ve a\u011f b\u00f6l\u00fcmlendirmeyi kullanmak da bu istismara maruz kalma riskini azaltmaya yard\u0131mc\u0131 olabilir.<\/p>\n

      Ana \u00d6zellikler ve Benzer Terimlerle Kar\u015f\u0131la\u015ft\u0131rmalar<\/h2>\n

      EternalBlue, di\u011fer \u00f6nemli siber istismarlarla benzerlikler ta\u015f\u0131yor ancak \u00f6l\u00e7e\u011fi ve etkisi nedeniyle \u00f6ne \u00e7\u0131k\u0131yor:<\/p>\n\n\n\n\n\n\n\n\n
      Faydalanmak<\/th>\nTan\u0131m<\/th>\nDarbe<\/th>\n<\/tr>\n<\/thead>\n
      EbediMavi<\/td>\nB\u00fcy\u00fck siber sald\u0131r\u0131larda kullan\u0131lan Windows sistemlerindeki SMBv1'i hedefler.<\/td>\nK\u00fcresel fidye yaz\u0131l\u0131m\u0131 salg\u0131nlar\u0131.<\/td>\n<\/tr>\n
      Kalp kanamas\u0131<\/td>\nOpenSSL'deki bir g\u00fcvenlik a\u00e7\u0131\u011f\u0131ndan yararlanarak web sunucular\u0131n\u0131n g\u00fcvenli\u011fini tehlikeye atar.<\/td>\nPotansiyel veri s\u0131z\u0131nt\u0131lar\u0131 ve h\u0131rs\u0131zl\u0131k.<\/td>\n<\/tr>\n
      Kabuk \u015foku<\/td>\nYetkisiz eri\u015fime izin veren bir Unix kabu\u011fu olan Bash'i hedef al\u0131r.<\/td>\nSisteme s\u0131zma ve kontrol.<\/td>\n<\/tr>\n
      Stuxnet<\/td>\nSCADA sistemlerini hedef alan geli\u015fmi\u015f bir solucan.<\/td>\nKritik sistemlerin bozulmas\u0131.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      EternalBlue ile \u0130lgili Gelece\u011fin Perspektifleri ve Teknolojileri<\/h2>\n

      EternalBlue'nun ortaya \u00e7\u0131k\u0131\u015f\u0131 ve y\u0131k\u0131c\u0131 sonu\u00e7lar\u0131, siber g\u00fcvenlik ve g\u00fcvenlik a\u00e7\u0131\u011f\u0131 y\u00f6netimine daha fazla \u00f6nem verilmesine yol a\u00e7t\u0131. Gelecekte benzer olaylar\u0131n \u00f6nlenmesi i\u00e7in a\u015fa\u011f\u0131daki hususlara giderek daha fazla odaklan\u0131lmaktad\u0131r:<\/p>\n

        \n
      1. \n

        S\u0131f\u0131r G\u00fcn G\u00fcvenlik A\u00e7\u0131\u011f\u0131 Y\u00f6netimi<\/strong>: EternalBlue gibi istismar edilebilecek s\u0131f\u0131r g\u00fcn g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit etmek ve azaltmak i\u00e7in g\u00fc\u00e7l\u00fc stratejiler geli\u015ftirmek.<\/p>\n<\/li>\n

      2. \n

        Geli\u015fmi\u015f Tehdit Alg\u0131lama<\/strong>: Siber tehditleri etkili bir \u015fekilde tan\u0131mlamak ve bunlara yan\u0131t vermek i\u00e7in yapay zeka destekli tehdit tespit sistemleri gibi proaktif \u00f6nlemlerin uygulanmas\u0131.<\/p>\n<\/li>\n

      3. \n

        \u0130\u015fbirlik\u00e7i Savunma<\/strong>: Siber tehditleri toplu olarak ele almak i\u00e7in h\u00fck\u00fcmetler, kurulu\u015flar ve g\u00fcvenlik ara\u015ft\u0131rmac\u0131lar\u0131 aras\u0131nda uluslararas\u0131 i\u015fbirli\u011finin te\u015fvik edilmesi.<\/p>\n<\/li>\n<\/ol>\n

        Proxy Sunucular\u0131 Nas\u0131l Kullan\u0131labilir veya EternalBlue ile \u0130li\u015fkilendirilebilir?<\/h2>\n

        Proxy sunucular\u0131 EternalBlue ile ilgili hem savunma hem de sald\u0131r\u0131 rollerini oynayabilir:<\/p>\n

          \n
        1. \n

          Savunma Ama\u00e7l\u0131 Kullan\u0131m<\/strong>: Proxy sunucular\u0131, istemciler ve sunucular aras\u0131nda arac\u0131 g\u00f6revi g\u00f6rerek a\u011f trafi\u011fini filtreleyip denetleyerek g\u00fcvenli\u011fi art\u0131rabilir. EternalBlue ile ili\u015fkili \u015f\u00fcpheli etkinliklerin tespit edilmesine ve engellenmesine yard\u0131mc\u0131 olarak olas\u0131 sald\u0131r\u0131lar\u0131 azaltabilirler.<\/p>\n<\/li>\n

        2. \n

          Sald\u0131rgan Kullan\u0131m<\/strong>: Ne yaz\u0131k ki, proxy sunucular sald\u0131rganlar taraf\u0131ndan izlerini gizlemek ve k\u00f6t\u00fc niyetli etkinliklerinin k\u00f6kenlerini gizlemek i\u00e7in de k\u00f6t\u00fcye kullan\u0131labilir. Bu, sald\u0131r\u0131lar\u0131 ba\u015flat\u0131rken istismar trafi\u011fini aktarmak ve anonimli\u011fi korumak i\u00e7in proxy sunucular\u0131n kullan\u0131lmas\u0131n\u0131 i\u00e7erebilir.<\/p>\n<\/li>\n<\/ol>\n

          \u0130lgili Ba\u011flant\u0131lar<\/h2>\n

          EternalBlue, siber g\u00fcvenlik ve ilgili konular hakk\u0131nda daha fazla bilgi i\u00e7in a\u015fa\u011f\u0131daki kaynaklara ba\u015fvurabilirsiniz:<\/p>\n

            \n
          1. Microsoft G\u00fcvenlik B\u00fclteni MS17-010<\/a><\/li>\n
          2. G\u00f6lge Komisyoncular\u0131 S\u0131z\u0131nt\u0131s\u0131<\/a><\/li>\n
          3. WannaCry Fidye Yaz\u0131l\u0131m\u0131 Sald\u0131r\u0131s\u0131<\/a><\/li>\n
          4. EternalBlue: SMBv1 \u0130stismar\u0131n\u0131 Anlamak<\/a><\/li>\n<\/ol>","protected":false},"featured_media":468324,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477119","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about EternalBlue: A Deep Dive into the Infamous Cyberweapon<\/mark>","faq_items":[{"question":"What is EternalBlue?","answer":"

            EternalBlue is a powerful cyberweapon developed by the United States National Security Agency (NSA) that exploits a vulnerability in Microsoft's Windows operating systems. It allows attackers to remotely execute code on vulnerable systems, making it a dangerous tool in the hands of cybercriminals.<\/p>"},{"question":"How did EternalBlue become widely known?","answer":"

            EternalBlue gained widespread attention when a group known as the Shadow Brokers leaked a significant portion of the NSA's hacking tools in August 2016. The leaked archive included EternalBlue, which marked its first public mention.<\/p>"},{"question":"How does EternalBlue work?","answer":"

            EternalBlue targets a vulnerability in the Server Message Block (SMB) protocol used by Windows operating systems. By sending a specially crafted packet, the exploit triggers an overflow in the system's kernel pool, allowing attackers to execute their code remotely.<\/p>"},{"question":"What are the key features of EternalBlue?","answer":"

            The key features that make EternalBlue dangerous are remote code execution, its worm-like propagation capability, stealthiness, and the ability to target Windows operating systems.<\/p>"},{"question":"What types of EternalBlue exploits exist?","answer":"

            Various versions of EternalBlue exploits were leaked by the Shadow Brokers. Some of them include EternalRomance, EternalSynergy, EternalChampion, and EternalBlueBatch.<\/p>"},{"question":"How can EternalBlue be used, and what are the problems associated with it?","answer":"

            EternalBlue has been used for malicious purposes, such as ransomware attacks, botnet propagation, and data theft. The problems it causes include massive financial losses and data breaches. To address these issues, it's essential to keep systems up-to-date with security patches and disable SMBv1.<\/p>"},{"question":"How does EternalBlue compare to similar cyber exploits?","answer":"

            EternalBlue stands out due to its role in massive cyber attacks, like WannaCry. It differs from other exploits like Heartbleed, Shellshock, and Stuxnet in its target and impact.<\/p>"},{"question":"What are the future perspectives related to EternalBlue?","answer":"

            The future of cybersecurity involves improved zero-day vulnerability management, advanced threat detection systems, and collaborative defense strategies to combat threats like EternalBlue.<\/p>"},{"question":"How can proxy servers be associated with EternalBlue?","answer":"

            Proxy servers can serve as a defense against EternalBlue by filtering and inspecting network traffic. However, attackers may misuse proxy servers to hide their tracks and maintain anonymity while launching attacks.<\/p>"},{"question":"Where can I find more information about EternalBlue and related topics?","answer":"

            For more information on EternalBlue, cybersecurity, and related subjects, you can refer to the provided links and OneProxy's informative article.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/477119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/477119\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media\/468324"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media?parent=477119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}