{"id":31584,"date":"2025-02-17T19:11:06","date_gmt":"2025-02-17T23:11:06","guid":{"rendered":"https:\/\/www.suprabt.com\/?p=31584"},"modified":"2025-04-04T06:58:58","modified_gmt":"2025-04-04T10:58:58","slug":"ataques-de-ransomware-proteja-sua-pme-contra-essa-grave-ameaca","status":"publish","type":"post","link":"https:\/\/www.suprabt.com\/pt-br\/blog\/ataques-de-ransomware-proteja-sua-pme-contra-essa-grave-ameaca\/","title":{"rendered":"Ataques de ransomware: Proteja sua PME contra essa grave amea\u00e7a!"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_slider _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; height=&#8221;500px&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_image=&#8221;https:\/\/www.suprabt.com\/wp-content\/uploads\/2025\/02\/Ramsonware.jpg&#8221; background_enable_image=&#8221;on&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;][\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; custom_padding_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.4&#8243; background_image=&#8221;https:\/\/www.suprabt.com\/wp-content\/uploads\/2023\/10\/Fondo16-1.png&#8221; background_position=&#8221;top_center&#8221; background_vertical_offset=&#8221;22%&#8221; max_width=&#8221;100%&#8221; max_width_tablet=&#8221;100%&#8221; max_width_phone=&#8221;100%&#8221; max_width_last_edited=&#8221;on|desktop&#8221; module_alignment=&#8221;center&#8221; custom_padding=&#8221;0px|40px||40px|false|true&#8221; custom_padding_tablet=&#8221;|0px||0px|false|true&#8221; custom_padding_phone=&#8221;|0px||0px|false|true&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#FFFFFF&#8221; transform_translate=&#8221;0px|-60px&#8221; transform_translate_linked=&#8221;off&#8221; hover_enabled=&#8221;0&#8243; custom_css_main_element=&#8221;max-width: 60% !important;&#8221; global_colors_info=&#8221;{}&#8221; custom_css_main_element_last_edited=&#8221;on|tablet&#8221; sticky_enabled=&#8221;0&#8243; custom_css_main_element_tablet=&#8221;max-width: 100% !important;&#8221; custom_css_main_element_phone=&#8221;max-width: 100% !important;&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_font=&#8221;|800|||||||&#8221; header_text_align=&#8221;center&#8221; header_font_size=&#8221;40px&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h1>Ataques de ransomware: Proteja sua PME contra essa grave amea\u00e7a!<\/h1>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=&#8221;4.27.4&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; module_alignment=&#8221;center&#8221; hover_enabled=&#8221;0&#8243; custom_css_main_element=&#8221;max-width: 60% !important;&#8221; global_colors_info=&#8221;{}&#8221; custom_css_main_element_last_edited=&#8221;on|tablet&#8221; sticky_enabled=&#8221;0&#8243; custom_css_main_element_tablet=&#8221;max-width: 100% !important;&#8221; custom_css_main_element_phone=&#8221;max-width: 100% !important;&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;Montserrat||||||||&#8221; header_font=&#8221;Montserrat|800|||||||&#8221; header_2_font=&#8221;|800|||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>O ransomware \u00e9 uma das amea\u00e7as mais alarmantes no campo da seguran\u00e7a cibern\u00e9tica, afetando tanto as grandes corpora\u00e7\u00f5es quanto as pequenas e m\u00e9dias empresas (PMEs). Esse tipo de malware ganhou destaque nos \u00faltimos anos. <\/p>\n<p>De acordo com o <a href=\"https:\/\/www.acronis.com\/en-us\/blog\/posts\/acronis-cyberthreats-report-h1-2024-breaking-down-key-findings-from-the-report\/\" target=\"_blank\" rel=\"noopener\">Acronis Cyber Threat Report H1 2024<\/a>, <strong>durante o primeiro trimestre de 2024, 1.048 incidentes de ransomware foram relatados publicamente, representando um aumento de 23% em compara\u00e7\u00e3o com o mesmo per\u00edodo de 2023<\/strong>.<\/p>\n<p>Al\u00e9m disso, de acordo com o <a href=\"https:\/\/u-gob.com\/el-93-de-las-organizaciones-en-latinoamerica-considera-a-los-ataques-de-ransomware-como-una-prioridad-y-un-45-ha-sido-atacado-una-o-mas-veces\/\" target=\"_blank\" rel=\"noopener\">U-Gob.com<\/a>, 93% das organiza\u00e7\u00f5es na Am\u00e9rica Latina consideram os ataques de ransomware uma prioridade e <strong>45% foram v\u00edtimas de ataques de ransomware em uma ou mais ocasi\u00f5es<\/strong>.<\/p>\n<p>Portanto, \u00e9 essencial entender como esse tipo de amea\u00e7a funciona e tomar medidas preventivas para reduzir os riscos associados.<\/p>\n<p>Neste artigo, o senhor aprender\u00e1 o que \u00e9 ransomware, como ele funciona, seus tipos e as melhores estrat\u00e9gias para se proteger dessa crescente amea\u00e7a cibern\u00e9tica.<\/p>\n<h2>O que \u00e9 ransomware?<\/h2>\n<p><strong>Ransomware<\/strong> <strong>\u00e9 uma categoria de malware<\/strong>. Como funciona um ataque de ransomware? Geralmente, ele se apresenta de duas formas: como um <strong>bloqueador que impede o acesso \u00e0 interface do sistema<\/strong> ou como um <strong>criptografador que criptografa arquivos<\/strong>, tornando-os inacess\u00edveis.  <\/p>\n<p>Os criminosos cibern\u00e9ticos usam esse tipo de ataque para extorquir dinheiro das v\u00edtimas, exigindo pagamento, geralmente em criptomoedas, em troca da chave para recuperar o acesso ao sistema.<\/p>\n<p>Esses criminosos cibern\u00e9ticos geralmente operam clandestinamente, fazendo-se passar por organiza\u00e7\u00f5es leg\u00edtimas ou usando t\u00e1ticas <em>de phishing<\/em> para se infiltrar nos sistemas.<\/p>\n<p>Sua evolu\u00e7\u00e3o levou a uma variedade de m\u00e9todos de ataque sofisticados, adequados a diferentes ambientes e sistemas operacionais.<\/p>\n<p><strong>A complexidade dos ataques e seu impacto na seguran\u00e7a cibern\u00e9tica tornaram o ransomware uma preocupa\u00e7\u00e3o crescente<\/strong>. Portanto, \u00e9 fundamental educar os usu\u00e1rios sobre como identificar e se defender contra essas amea\u00e7as. <\/p>\n<p>De acordo com a <a href=\"https:\/\/www.acronis.com\/en-us\/blog\/posts\/common-cyberattacks-and-the-tactics-behind-them\/\">Acronis<\/a>, <strong>o ransomware foi posicionado como a amea\u00e7a cibern\u00e9tica mais prevalente que afeta tanto as pequenas e m\u00e9dias empresas quanto as grandes corpora\u00e7\u00f5es desde o segundo semestre de 2021<\/strong>, e espera-se que essa tend\u00eancia continue em 2025.<\/p>\n<h2>Quais s\u00e3o os tipos de ransomware<\/h2>\n<p>H\u00e1 v\u00e1rios tipos de ransomware, cada um com caracter\u00edsticas, m\u00e9todos de ataque e alvos espec\u00edficos. Os mais comuns s\u00e3o: <\/p>\n<ul>\n<li><strong><\/span>Ransomware de criptografia:<\/strong> criptografa os arquivos do usu\u00e1rio, tornando-os inacess\u00edveis at\u00e9 que o resgate seja pago. O CryptoLocker e o WannaCry s\u00e3o exemplos. <\/li>\n<li><strong>Blocker ransomware:<\/strong> impede o acesso \u00e0 interface do sistema ou bloqueia aplicativos espec\u00edficos, exibindo uma mensagem de resgate na tela. Esse m\u00e9todo de ataque se baseia no engano e no medo, persuadindo as v\u00edtimas a agir rapidamente. <\/span><\/li>\n<li><strong>Medusa ransomware e outras variantes:<\/strong> nem todas as variantes de ransomware seguem os padr\u00f5es tradicionais. O Medusa ransomware \u00e9 um exemplo inovador que incorpora elementos de design mais sofisticados e t\u00e9cnicas de criptografia que complicam ainda mais a recupera\u00e7\u00e3o de dados. <\/li>\n<li><strong><span><\/strong> Ransomware as a Service (RaaS): permite que criminosos cibern\u00e9ticos menos experientes aluguem ou comprem software para realizar seus pr\u00f3prios ataques, ampliando o alcance dessas amea\u00e7as.<\/li>\n<\/ul>\n<p><strong>Cada tipo de ransomware representa um conjunto diferente de riscos e desafios<\/strong>. \u00c9 fundamental que os usu\u00e1rios e as empresas compreendam essas diferen\u00e7as para implementar adequadamente as medidas de prote\u00e7\u00e3o contra ransomware e reagir com efic\u00e1cia a um ataque. <\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_slider _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_enable_color=&#8221;off&#8221; background_image=&#8221;https:\/\/www.suprabt.com\/wp-content\/uploads\/2025\/02\/Ramsonware-ataques-notables-1024&#215;683-1.jpg&#8221; background_enable_image=&#8221;on&#8221; parallax=&#8221;on&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;][\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; custom_padding_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.4&#8243; max_width=&#8221;100%&#8221; max_width_tablet=&#8221;100%&#8221; max_width_phone=&#8221;100%&#8221; max_width_last_edited=&#8221;on|desktop&#8221; module_alignment=&#8221;center&#8221; custom_padding=&#8221;|40px||40px|false|true&#8221; custom_padding_tablet=&#8221;|0px||0px|false|true&#8221; custom_padding_phone=&#8221;|0px||0px|false|true&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.4&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; module_alignment=&#8221;center&#8221; hover_enabled=&#8221;0&#8243; custom_css_main_element=&#8221;max-width: 60% !important;&#8221; global_colors_info=&#8221;{}&#8221; custom_css_main_element_last_edited=&#8221;on|tablet&#8221; sticky_enabled=&#8221;0&#8243; custom_css_main_element_tablet=&#8221;max-width: 100% !important;&#8221; custom_css_main_element_phone=&#8221;max-width: 100% !important;&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;Montserrat||||||||&#8221; header_font=&#8221;Montserrat|800|||||||&#8221; header_2_font=&#8221;|800|||||||&#8221; header_3_font=&#8221;|700|||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Exemplos de ataques de ransomware not\u00e1veis<\/h2>\n<p>A evolu\u00e7\u00e3o do ransomware deixou uma marca significativa na hist\u00f3ria da seguran\u00e7a cibern\u00e9tica. V\u00e1rios ataques ganharam aten\u00e7\u00e3o global, revelando a vulnerabilidade de v\u00e1rias organiza\u00e7\u00f5es. <\/p>\n<p>Alguns dos ataques mais significativos nesse campo est\u00e3o detalhados abaixo.<\/p>\n<h3>Ataque de ransomware WannaCry<\/h3>\n<p>De acordo com a <a href=\"https:\/\/www.semanticscholar.org\/paper\/The-WannaCry-Ransomware-String-of-Attacks%3A-What-Is-Ciunci\/1b3b9cffcd2e000481ecb343e41d8bf0525c92e5\" target=\"_blank\" rel=\"noopener\">Semantic Scholar<\/a>, o WannaCry se tornou um dos ataques mais devastadores em maio de 2017.<\/p>\n<p>Esse ransomware afetou mais de 200.000 computadores em aproximadamente 150 pa\u00edses. Sua dissemina\u00e7\u00e3o foi baseada em uma vulnerabilidade cr\u00edtica no sistema operacional Windows, conhecida como <em>&#8220;EternalBlue&#8221;<\/em>. <\/p>\n<ul>\n<li>O ataque exibiu uma mensagem de resgate em Bitcoins, criando grande medo e caos;<\/li>\n<li>As v\u00edtimas inclu\u00edram institui\u00e7\u00f5es p\u00fablicas, hospitais e empresas, que n\u00e3o puderam realizar opera\u00e7\u00f5es essenciais;<\/li>\n<li>A resposta r\u00e1pida de alguns especialistas em seguran\u00e7a foi capaz de impedir sua dissemina\u00e7\u00e3o, embora muitos sistemas tenham sido gravemente danificados.<\/li>\n<\/ul>\n<h3>Petya e seus impactos globais<\/h3>\n<p>O ransomware Petya, que tamb\u00e9m surgiu em 2017, <strong>causou estragos em todo o mundo, come\u00e7ando na Ucr\u00e2nia e se espalhando rapidamente pela Europa e Am\u00e9rica do Norte.<\/strong><\/p>\n<p>Esse malware operou de forma diferente do WannaCry, afetando n\u00e3o apenas os arquivos, mas tamb\u00e9m o setor de inicializa\u00e7\u00e3o do sistema, dificultando a recupera\u00e7\u00e3o.<\/p>\n<ul>\n<li>Empresas de v\u00e1rios setores, incluindo bancos e energia, foram severamente atingidas;<\/li>\n<li>Foi usado um m\u00e9todo de criptografia que exigia pagamento via Bitcoin, o que complicou ainda mais a resolu\u00e7\u00e3o;<\/li>\n<li>O impacto econ\u00f4mico foi consider\u00e1vel, levando muitas empresas a reconsiderar suas abordagens de seguran\u00e7a cibern\u00e9tica.<\/li>\n<\/ul>\n<h3>Outras formas de ransomware e casos de alto perfil<\/h3>\n<p>Existem v\u00e1rias variantes de ransomware que causaram problemas significativos em diferentes contextos. Alguns dos casos mais proeminentes incluem: <\/p>\n<ul>\n<li><strong>CryptoLocker:<\/strong> lan\u00e7ado em 2013, foi not\u00e1vel por seu sofisticado m\u00e9todo de criptografia, o que o tornou famoso entre os criminosos cibern\u00e9ticos.<\/li>\n<li><strong>Reveton:<\/strong> apresentava-se como um software de aplicativo legal que bloqueava sistemas, intimidando as v\u00edtimas a pagar um resgate.<\/li>\n<li><strong>GandCrab:<\/strong> ativo entre 2018 e 2019, esse ransomware inovou ao se oferecer como um servi\u00e7o, permitindo que outros criminosos cibern\u00e9ticos o utilizassem para realizar ataques em troca de uma taxa.<\/li>\n<\/ul>\n<p><strong>Esses exemplos n\u00e3o apenas ilustram a gravidade dos ataques de ransomware, mas tamb\u00e9m destacam a necessidade de uma seguran\u00e7a cibern\u00e9tica robusta e eficaz no mundo digital de hoje.<\/strong>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_slider use_bg_overlay=&#8221;off&#8221; use_text_overlay=&#8221;off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_enable_color=&#8221;off&#8221; background_image=&#8221;https:\/\/www.suprabt.com\/wp-content\/uploads\/2025\/02\/Ramsonware-entorno-empresarial-1024&#215;683-1-e1739824682795.jpg&#8221; background_enable_image=&#8221;on&#8221; background_position=&#8221;center_right&#8221; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;][\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; custom_padding_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.4&#8243; background_image=&#8221;https:\/\/www.suprabt.com\/wp-content\/uploads\/2023\/10\/Fondo16-1.png&#8221; background_position=&#8221;top_center&#8221; background_vertical_offset=&#8221;22%&#8221; max_width=&#8221;100%&#8221; max_width_tablet=&#8221;100%&#8221; max_width_phone=&#8221;100%&#8221; max_width_last_edited=&#8221;on|desktop&#8221; module_alignment=&#8221;center&#8221; custom_padding=&#8221;|40px||40px|false|true&#8221; custom_padding_tablet=&#8221;|0px||0px|false|true&#8221; custom_padding_phone=&#8221;|0px||0px|false|true&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.4&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; module_alignment=&#8221;center&#8221; hover_enabled=&#8221;0&#8243; custom_css_main_element=&#8221;max-width: 60% !important;&#8221; global_colors_info=&#8221;{}&#8221; custom_css_main_element_last_edited=&#8221;on|tablet&#8221; sticky_enabled=&#8221;0&#8243; custom_css_main_element_tablet=&#8221;max-width: 100% !important;&#8221; custom_css_main_element_phone=&#8221;max-width: 100% !important;&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;Montserrat||||||||&#8221; header_font=&#8221;Montserrat|800|||||||&#8221; header_2_font=&#8221;|800|||||||&#8221; header_3_font=&#8221;|700|||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Preven\u00e7\u00e3o e mitiga\u00e7\u00e3o no ambiente de neg\u00f3cios<\/h2>\n<p><span>A implementa\u00e7\u00e3o de medidas de preven\u00e7\u00e3o e atenua\u00e7\u00e3o \u00e9 essencial para proteger as empresas contra amea\u00e7as de ransomware. Essas estrat\u00e9gias s\u00e3o essenciais para proteger as informa\u00e7\u00f5es e atenuar o impacto de um poss\u00edvel ataque. <\/span><\/p>\n<h3>Manter backups<\/h3>\n<p>Os backups <strong>s\u00e3o cruciais na batalha contra o ransomware<\/strong>. Backups regulares e adequados garantem que os dados essenciais possam ser recuperados no caso de um ataque bem-sucedido. <\/p>\n<p>Certas pr\u00e1ticas s\u00e3o essenciais para garantir a efic\u00e1cia dos backups:<\/p>\n<ul>\n<li>Fa\u00e7a <em>backups<\/em> regulares, garantindo que todos os dados importantes sejam preservados;<\/span><\/li>\n<li>Manter os backups em um dispositivo separado ou na nuvem, desconectado da rede principal, \u00e9 essencial para evitar infec\u00e7\u00f5es;<\/li>\n<li>Tamb\u00e9m \u00e9 essencial revisar a integridade dos backups regularmente, garantindo que eles estejam operacionais e acess\u00edveis quando necess\u00e1rio.<\/li>\n<\/ul>\n<h3>Implementa\u00e7\u00e3o de um plano robusto de seguran\u00e7a cibern\u00e9tica<\/h3>\n<p>Um plano de seguran\u00e7a cibern\u00e9tica bem estruturado <strong>fornece uma estrutura s\u00f3lida para prevenir e mitigar ataques de ransomware.<\/strong><\/p>\n<p>Esse plano deve incluir uma variedade de pol\u00edticas e pr\u00e1ticas que abordem diferentes aspectos da seguran\u00e7a cibern\u00e9tica. \u00c9 essencial buscar orienta\u00e7\u00e3o de <a href=\"https:\/\/www.suprabt.com\/pt-br\/consultoria-de-ti\/\">empresas de servi\u00e7os de TI<\/a> e de seguran\u00e7a cibern\u00e9tica. Nesse sentido, convidamos o senhor a <a href=\"https:\/\/www.suprabt.com\/pt-br\/contate-nos\/\">entrar em contato com nossa equipe da SupraBT<\/a> para avaliar poss\u00edveis planos de seguran\u00e7a cibern\u00e9tica para sua empresa.  <\/p>\n<p>Um aspecto fundamental do plano \u00e9 a educa\u00e7\u00e3o e o treinamento da equipe. \u00c9 essencial que os usu\u00e1rios sejam informados sobre os perigos do ransomware e a relev\u00e2ncia de seguir protocolos de seguran\u00e7a, como: <\/p>\n<ul>\n<li>Evite abrir e-mails de remetentes desconhecidos;<\/li>\n<li>Seja cauteloso ao fazer download de arquivos da Internet;<\/li>\n<li>Manter o software e os sistemas atualizados regularmente.<\/li>\n<\/ul>\n<h3>Pol\u00edticas de controle de acesso<\/h3>\n<p><strong>A ado\u00e7\u00e3o de controles de acesso \u00e9 igualmente crucial<\/strong>. A defini\u00e7\u00e3o de pol\u00edticas claras sobre quem tem permiss\u00e3o para acessar determinados dados ajuda a evitar que pessoas n\u00e3o autorizadas obtenham informa\u00e7\u00f5es confidenciais. <\/p>\n<p>As pol\u00edticas de controle de acesso devem incluir:<\/p>\n<ul>\n<li>Atribuir fun\u00e7\u00f5es e responsabilidades aos usu\u00e1rios de acordo com suas necessidades de trabalho;<\/li>\n<li>Incorpora\u00e7\u00e3o de autentica\u00e7\u00e3o multifatorial para acesso a sistemas cr\u00edticos;<\/li>\n<li>Monitoramento cont\u00ednuo do acesso e de atividades suspeitas na rede.<\/li>\n<\/ul>\n<h3>Preven\u00e7\u00e3o da engenharia social<\/h3>\n<p><strong>A engenharia social<\/strong> <strong>\u00e9 uma t\u00e1tica comum empregada pelos invasores para persuadir os usu\u00e1rios a comprometer a seguran\u00e7a<\/strong>. Para evitar esses ataques, as empresas podem: <\/p>\n<ul>\n<li>Realizar simula\u00e7\u00f5es de ataques de engenharia social para educar os funcion\u00e1rios;<\/li>\n<li>Desenvolver procedimentos claros para a comunica\u00e7\u00e3o de atividades suspeitas;<\/li>\n<li>Promover um ambiente de comunica\u00e7\u00e3o aberto em rela\u00e7\u00e3o \u00e0 seguran\u00e7a cibern\u00e9tica, no qual os funcion\u00e1rios se sintam seguros para relatar incidentes.<\/li>\n<\/ul>\n<h2>Impacto nas pequenas e m\u00e9dias empresas<\/h2>\n<p>As pequenas e m\u00e9dias empresas (PMEs) <strong>t\u00eam se tornado um alvo cada vez mais atraente para ataques de ransomware.<\/strong> Essa tend\u00eancia se deve a uma s\u00e9rie de fatores que as tornam particularmente vulner\u00e1veis: <\/p>\n<ul>\n<li>Menor investimento em seguran\u00e7a cibern\u00e9tica, muitas vezes resultando em sistemas desatualizados e falta de prote\u00e7\u00f5es adequadas;<\/li>\n<li>Consci\u00eancia limitada das amea\u00e7as cibern\u00e9ticas, o que leva a um treinamento deficiente dos funcion\u00e1rios sobre boas pr\u00e1ticas de seguran\u00e7a;<\/li>\n<li>Acesso restrito a tecnologias avan\u00e7adas de defesa, limitando a capacidade de responder a ataques complexos.<\/li>\n<\/ul>\n<p><strong>O efeito de um ataque de ransomware em uma PME pode ser devastador, incluindo a perda de dados essenciais, a interrup\u00e7\u00e3o das opera\u00e7\u00f5es e danos consider\u00e1veis \u00e0 reputa\u00e7\u00e3o.<\/strong><\/p>\n<p>Essas consequ\u00eancias destacam a necessidade urgente de as empresas, independentemente do tamanho, refor\u00e7arem suas medidas de seguran\u00e7a e instru\u00edrem seus funcion\u00e1rios sobre a preven\u00e7\u00e3o de ataques.[\/et_pb_text][et_pb_divider _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;gcid-68cdb7d2-bc75-4db6-b7cc-b4ab930208d6&#8243; global_colors_info=&#8221;{%22gcid-68cdb7d2-bc75-4db6-b7cc-b4ab930208d6%22:%91%22border_color_all%22%93}&#8221;][\/et_pb_divider][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;Montserrat||||||||&#8221; header_font=&#8221;Montserrat|800|||||||&#8221; header_2_font=&#8221;|800|||||||&#8221; header_3_font=&#8221;|700|||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Conclus\u00e3o<\/h2>\n<p>Como vimos, o ransomware \u00e9 uma forma perigosa de malware e, para se proteger dessa amea\u00e7a, \u00e9 essencial entender como ele se espalha, os diferentes tipos que existem e os m\u00e9todos que eles usam.<\/p>\n<p>Fazer backup de arquivos regularmente, desconfiar de e-mails e sites suspeitos e manter o software e o sistema operacional atualizados s\u00e3o medidas fundamentais para proteger sua empresa contra ataques de ransomware.<\/p>\n<p>De acordo com o portal <a href=\"https:\/\/www.welivesecurity.com\/es\/cibercrimen\/5-grupos-ransomware-activos-america-latina-2023\/\">WeLiveSecurity<\/a>, 77% das organiza\u00e7\u00f5es que sofreram um ataque de ransomware conseguiram recuperar seus dados gra\u00e7as aos backups.<\/p>\n<p>No entanto, <strong>o cen\u00e1rio do ransomware continua a evoluir com o surgimento constante de novas amea\u00e7as<\/strong>. Diante desse cen\u00e1rio, as tend\u00eancias recentes apontam para um futuro complexo e desafiador para a seguran\u00e7a cibern\u00e9tica. Por isso, \u00e9 fundamental recorrer a <a href=\"https:\/\/www.suprabt.com\/pt-br\/seguranca-cibernetica\/\">empresas de seguran\u00e7a cibern\u00e9tica<\/a> confi\u00e1veis e experientes, como a <strong>SupraBT<\/strong>.  <\/p>\n<p><strong>A SupraBT<\/strong> \u00e9 uma <a href=\"https:\/\/www.suprabt.com\/pt-br\/\">empresa de solu\u00e7\u00f5es e servi\u00e7os de tecnologia<\/a> com um hist\u00f3rico s\u00f3lido e reconhecido, com sede nos Estados Unidos, no Chile e na Venezuela. Temos uma equipe de especialistas com experi\u00eancia em diferentes setores e a tecnologia mais avan\u00e7ada para ajud\u00e1-lo a proteger sua PME contra amea\u00e7as cibern\u00e9ticas, como ransomware.[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#da6923&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_slider use_bg_overlay=&#8221;off&#8221; use_text_overlay=&#8221;off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_color=&#8221;#FFFFFF&#8221; button_border_radius=&#8221;100px&#8221; button_font=&#8221;Montserrat||||||||&#8221; custom_margin=&#8221;||||false|false&#8221; custom_padding=&#8221;50px||50px||true|false&#8221; custom_padding_tablet=&#8221;50px||50px||true|false&#8221; custom_padding_phone=&#8221;50px||50px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_slide heading=&#8221;Podemos ajudar com uma estrat\u00e9gia de seguran\u00e7a cibern\u00e9tica&#8221; button_text=&#8221;Entre em contato conosco pelo&#8221; button_link=&#8221;https:\/\/www.suprabt.com\/pt-br\/contate-nos\/&#8221; url_new_window=&#8221;on&#8221; use_bg_overlay=&#8221;off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;gcid-6bf6df40-4cc1-4b18-87f4-ef442a075ad6&#8243; background_enable_color=&#8221;on&#8221; background_enable_image=&#8221;off&#8221; background_position=&#8221;center_right&#8221; custom_padding=&#8221;||||false|false&#8221; global_colors_info=&#8221;{%22gcid-6bf6df40-4cc1-4b18-87f4-ef442a075ad6%22:%91%22background_color%22%93}&#8221; sticky_transition=&#8221;on&#8221;][\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; custom_padding_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; background_color=&#8221;#ededed&#8221; max_width=&#8221;100%&#8221; max_width_tablet=&#8221;100%&#8221; max_width_phone=&#8221;100%&#8221; max_width_last_edited=&#8221;on|desktop&#8221; module_alignment=&#8221;center&#8221; custom_padding=&#8221;|40px||40px|false|true&#8221; custom_padding_tablet=&#8221;|0px||0px|false|true&#8221; custom_padding_phone=&#8221;|0px||0px|false|true&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.4&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; module_alignment=&#8221;center&#8221; hover_enabled=&#8221;0&#8243; custom_css_main_element=&#8221;max-width: 60% !important;&#8221; global_colors_info=&#8221;{}&#8221; custom_css_main_element_last_edited=&#8221;on|tablet&#8221; sticky_enabled=&#8221;0&#8243; custom_css_main_element_tablet=&#8221;max-width: 100% !important;&#8221; custom_css_main_element_phone=&#8221;max-width: 100% !important;&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;Montserrat||||||||&#8221; header_font=&#8221;Montserrat||||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h3><em>Fontes consultadas:<\/em><\/h3>\n<p><em><strong>Acronis (2 de agosto de 2024) <\/strong>. Acronis Cyberthreats Report, H1 2024: Detalhando as principais descobertas do relat\u00f3rio. Fonte de refer\u00eancia: <a href=\"https:\/\/www.acronis.com\/en-us\/blog\/posts\/acronis-cyberthreats-report-h1-2024-breaking-down-key-findings-from-the-report\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.acronis.com\/en-us\/blog\/posts\/acronis-cyberthreats-report-h1-2024-breaking-down-key-findings-from-the-report\/<\/a>  <\/em><\/p>\n<p><em><strong>Acronis (20 de setembro de 2023) <\/strong>. Ataques cibern\u00e9ticos comuns e as t\u00e1ticas por tr\u00e1s deles. Fonte de refer\u00eancia: <a href=\"https:\/\/www.acronis.com\/en-us\/blog\/posts\/common-cyberattacks-and-the-tactics-behind-them\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.acronis.com\/en-us\/blog\/posts\/common-cyberattacks-and-the-tactics-behind-them\/<\/a>  <\/em><\/p>\n<p><em><strong>Semantic Scholar (13 de maio de 2017). <\/strong>. O que \u00e9 ransomware | O que \u00e9 TI? Fonte de refer\u00eancia: <a href=\"https:\/\/www.semanticscholar.org\/paper\/What-is-Ransomware-%7C-What-Is-IT\/10a7e1e2970f673353b90b16cd5b0e9ddd219023\" target=\"_blank\" rel=\"noopener\">https:\/\/www.semanticscholar.org\/paper\/What-is-Ransomware-%7C-What-Is-IT\/10a7e1e2970f673353b90b16cd5b0e9ddd219023<\/a>   <\/em><\/p>\n<p><em><strong>Semantic Scholar (12 de julho de 2017). <\/strong>. A s\u00e9rie de ataques do ransomware WannaCry: qual \u00e9 a hist\u00f3ria? Fonte de refer\u00eancia: <a href=\"https:\/\/www.semanticscholar.org\/paper\/The-WannaCry-Ransomware-String-of-Attacks%3A-What-Is-Ciunci\/1b3b9cffcd2e000481ecb343e41d8bf0525c92e5\" target=\"_blank\" rel=\"noopener\">https:\/\/www.semanticscholar.org\/paper\/The-WannaCry-Ransomware-String-of-Attacks%3A-What-Is-Ciunci\/1b3b9cffcd2e000481ecb343e41d8bf0525c92e5<\/a>  <\/em><\/p>\n<p><em><strong>IBM (28 de fevereiro de 2024) <\/strong>. Relat\u00f3rio da IBM: A identidade est\u00e1 sendo atacada na Am\u00e9rica Latina, reduzindo o tempo de recupera\u00e7\u00e3o das empresas ap\u00f3s viola\u00e7\u00f5es. Fonte de consulta: <a href=\"https:\/\/latam.newsroom.ibm.com\/2024-02-28-Reporte-de-IBM-La-identidad-esta-bajo-ataque-en-Latinoamerica\" target=\"_blank\" rel=\"noopener\">https:\/\/latam.newsroom.ibm.com\/2024-02-28-Reporte-de-IBM-La-identidad-esta-bajo-ataque-en-Latinoamerica<\/a>  <\/em><\/p>\n<p><em><strong>U-Gov. (n.d.) <\/strong>. 93% das organiza\u00e7\u00f5es na Am\u00e9rica Latina consideram os ataques de ransomware uma prioridade e 45% foram atacadas uma ou mais vezes. Fonte de refer\u00eancia: <a href=\"https:\/\/u-gob.com\/el-93-de-las-organizaciones-en-latinoamerica-considera-a-los-ataques-de-ransomware-como-una-prioridad-y-un-45-ha-sido-atacado-una-o-mas-veces\/\" target=\"_blank\" rel=\"noopener\">https:\/\/u-gob.com\/el-93-de-las-organizaciones-en-latinoamerica-considera-a-los-ataques-de-ransomware-como-una-prioridad-y-un-45-ha-sido-atacado-una-o-mas-veces\/<\/a>  <\/em><\/p>\n<p><em><\/em>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.27.4&#8243; custom_padding=&#8221;||0px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;2_5,3_5&#8243; admin_label=&#8221;Rodap\u00e9 PT 2024&#8243; _builder_version=&#8221;4.23.4&#8243; _module_preset=&#8221;default&#8221; width=&#8221;81%&#8221; custom_padding=&#8221;||0px|||&#8221; global_module=&#8221;4439&#8243; locked=&#8221;off&#8221; collapsed=&#8221;on&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;2_5&#8243; 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_builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;Montserrat||||||||&#8221; text_text_color=&#8221;gcid-0ce24988-dd73-40d8-a453-5849719920e7&#8243; text_font_size=&#8221;12px&#8221; global_colors_info=&#8221;{%22gcid-0ce24988-dd73-40d8-a453-5849719920e7%22:%91%22text_text_color%22%93}&#8221;][\/dsm_icon_list_child][dsm_icon_list_child text=&#8221;Vagas&#8221; use_icon=&#8221;off&#8221; url=&#8221;https:\/\/www.linkedin.com\/company\/suprabt&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.23.1&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;Montserrat||||||||&#8221; text_text_color=&#8221;gcid-0ce24988-dd73-40d8-a453-5849719920e7&#8243; text_font_size=&#8221;12px&#8221; global_colors_info=&#8221;{%22gcid-0ce24988-dd73-40d8-a453-5849719920e7%22:%91%22text_text_color%22%93}&#8221;][\/dsm_icon_list_child][dsm_icon_list_child text=&#8221; Responsabilidade Social Corporativa&#8221; use_icon=&#8221;off&#8221; url=&#8221;https:\/\/www.suprabt.com\/pt-br\/responsabilidade-social-corporativa\/&#8221; 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