{"id":25158,"date":"2017-05-15T14:49:18","date_gmt":"2017-05-15T11:49:18","guid":{"rendered":"http:\/\/politeknik.org.tr\/\/?p=25158"},"modified":"2019-01-28T21:57:03","modified_gmt":"2019-01-28T18:57:03","slug":"siber-saldiri-yayiliyor-wannacry-yazilimi-durdurulamiyor","status":"publish","type":"post","link":"https:\/\/eonmeet.com\/pol\/siber-saldiri-yayiliyor-wannacry-yazilimi-durdurulamiyor\/","title":{"rendered":"Siber sald\u0131r\u0131 yay\u0131l\u0131yor: &#8216;WannaCry&#8217; yaz\u0131l\u0131m\u0131 durdurulam\u0131yor"},"content":{"rendered":"<p><strong>T\u00fcrkiye&#8217;nin de i\u00e7inde bulundu\u011fu 150 \u00fclkeye yay\u0131lan WanaCrypt0r 2.0 adl\u0131 zararl\u0131 yaz\u0131l\u0131m saatler i\u00e7erisinde 200 binin \u00fczerinde fazla bilgisayar\u0131 etkiledi. Siber sald\u0131r\u0131 nedeniyle finans ve \u00fcretim sekt\u00f6r\u00fc kilitlendi. Bilgi Teknolojileri ve \u0130leti\u015fim Kurumu (BTK) konuyla ilgili a\u00e7\u0131klama yapt\u0131.<\/strong><a href=\"\/wp-content\/uploads\/2017\/05\/b_1.jpg\"><img decoding=\"async\" width=\"756\" height=\"389\" src=\"\/wp-content\/uploads\/2017\/05\/b_1.jpg\" alt=\"\" class=\"alignnone size-full wp-image-25159\" \/><\/a><\/p>\n<p>D\u00fcnya genelinde etkili olan \u2018WanaCrypt0r 2.0 adl\u0131 zararl\u0131 yaz\u0131l\u0131m\u0131n ba\u015flatt\u0131\u011f\u0131 siber sald\u0131r\u0131 bir\u00e7ok \u00fclkede 200 binin de \u00fczerinde bilgisayar\u0131 etkiledi. \u0130ngiltere bug\u00fcne kadarki en a\u011f\u0131r siber sald\u0131r\u0131y\u0131 ya\u015fad\u0131. \u0130ngiltere&#8217;deki Ulusal Sa\u011fl\u0131k Sistemi&#8217;nin (NHS) yan\u0131 s\u0131ra, \u0130spanya&#8217;n\u0131n en b\u00fcy\u00fck telekom\u00fcnikasyon \u015firketi olan Telefonica, Fransa\u2019da Renault zararl\u0131 yaz\u0131l\u0131m\u0131n yay\u0131lmas\u0131 sonucu sistemlerini durdurdu. Yaz\u0131l\u0131m T\u00fcrkiye&#8217;yi de etkiledi.<\/p>\n<p><strong>WannaCry nedir, nas\u0131l \u00e7al\u0131\u015f\u0131yor?<\/strong><br \/>\nWannaCry bir t\u00fcr fidye yaz\u0131l\u0131m. T\u00fcrkiye&#8217;de en \u00e7ok &#8220;CrpytoLocker&#8221; bilinen fidye yaz\u0131l\u0131mlar, ula\u015ft\u0131\u011f\u0131 bilgisayarda t\u00fcm verileri \u015fifreleyen, \u015fifre anahtar\u0131n\u0131 da ba\u015fka sunucuya ta\u015f\u0131yor ve \u00fccret kar\u015f\u0131l\u0131\u011f\u0131nda kullan\u0131c\u0131ya bilgilerini geri sat\u0131yor. Zararl\u0131 yaz\u0131l\u0131m\u0131n etkilendi\u011fi bilgisayar \u00fczerinden kullan\u0131c\u0131lara verilen mesajda &#8216;gelecek \u00fc\u00e7 g\u00fcn i\u00e7inde sanal para birimi Bitcoin \u00fczerinden 275 Euro \u00f6denmesini aksi takdirde fidye miktar\u0131n\u0131 iki kat\u0131na \u00e7\u0131kar\u0131laca\u011f\u0131&#8217;\u00a0ifadeleri bulunuyor. \u015eu an i\u00e7in Windows ve di\u011fer anti-vir\u00fcs yaz\u0131l\u0131mlar\u0131 ilgili g\u00fcncellemeleri yay\u0131nlam\u0131\u015f olduklar\u0131n\u0131 duyursalar da WannaCry yay\u0131lmaya devam ediyor. Bug\u00fcn \u00f6\u011flen saatlerine kadar WannaCry&#8217;a $48,449 \u00f6deme yap\u0131ld\u0131.<\/p>\n<p><strong>WannaCry nas\u0131l yay\u0131ld\u0131?<\/strong><br \/>\nSiber sald\u0131r\u0131 ama\u00e7l\u0131 yaz\u0131l\u0131mlar genelde web, e-posta veya usb belleklerden bula\u015f\u0131yordu; zararl\u0131 yaz\u0131l\u0131m indirilip \u00e7al\u0131\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda \u015fifreleme i\u015flemini yap\u0131yor ve fidye ile ilgili detayl\u0131 bilgi ekrana \u00e7\u0131k\u0131yordu. WannaCry&#8217;\u0131n fark\u0131, yaz\u0131l\u0131m\u0131n bir bilgisayara yerle\u015ftikten sonra, Windows&#8217;un a\u00e7\u0131\u011f\u0131n\u0131 kullanarak a\u011fdaki di\u011fer bilgisayarlara do\u011frudan bula\u015fabilmesi. <\/p>\n<p>WannaCry bu \u00f6zelli\u011fini ise NSA (ABD G\u00fcvenlik Ajans\u0131) taraf\u0131ndan geli\u015ftirildi\u011fi belirtilen bir\u00e7ok siber sald\u0131r\u0131 arac\u0131n\u0131n ge\u00e7ti\u011fimiz haftalarda Shadow Brokers adl\u0131 bir grup taraf\u0131ndan s\u0131zd\u0131r\u0131lmas\u0131. S\u0131zd\u0131r\u0131lan ara\u00e7lar aras\u0131nda Windows&#8217;un &#8220;Eternal Blue&#8221; diye bilinen a\u00e7\u0131\u011f\u0131n\u0131 kullanan bir &#8220;vir\u00fcs&#8221; de bulunuyor. Bu a\u00e7\u0131\u011f\u0131 kullanan WannaCry h\u0131zla yay\u0131lmaya ba\u015flad\u0131.<a href=\"\/wp-content\/uploads\/2017\/05\/siber1.jpg\"><img decoding=\"async\" width=\"620\" height=\"324\" src=\"\/wp-content\/uploads\/2017\/05\/siber1.jpg\" alt=\"\" class=\"alignnone size-full wp-image-25160\" \/><\/a><\/p>\n<p><strong>BTK\u2019dan a\u00e7\u0131klama<\/strong><br \/>\nBTK Ba\u015fkan\u0131 \u00d6mer Fatih Sayan ki\u015fisel twitter hesab\u0131ndan konuyla ilgili a\u00e7\u0131klama yapt\u0131. Sayan &#8220;D\u00fcnyada yay\u0131lan Wcry zararl\u0131s\u0131ndan korunmak i\u00e7in Windows sistemleri ve antivir\u00fcsleri g\u00fcncelleyin! Sisteminizi taratmay\u0131 ihmaletmeyin&#8221; uyar\u0131s\u0131nda bulundu.<\/p>\n<p>Bili\u015fimciler, siber sald\u0131r\u0131 tehlikesinin ge\u00e7medi\u011fi, internet bankac\u0131l\u0131\u011f\u0131n\u0131n bug\u00fcn kullan\u0131lmamas\u0131 gerekti\u011fini belirtiyor. <\/p>\n<p><em><strong>politeknik.org.tr<\/strong><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"T\u00fcrkiye&#8217;nin de i\u00e7inde bulundu\u011fu 150 \u00fclkeye yay\u0131lan WanaCrypt0r 2.0 adl\u0131 zararl\u0131 yaz\u0131l\u0131m&hellip;\n","protected":false},"author":2,"featured_media":40571,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[4691],"tags":[3578,2858,3579],"class_list":{"0":"post-25158","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-bilisim","8":"tag-siber","9":"tag-siber-saldiri","10":"tag-wana"},"acf":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/posts\/25158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/comments?post=25158"}],"version-history":[{"count":0,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/posts\/25158\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/media\/40571"}],"wp:attachment":[{"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/media?parent=25158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/categories?post=25158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eonmeet.com\/pol\/wp-json\/wp\/v2\/tags?post=25158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}