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Falha grave no Windows permite bootkit oculto — veja como se proteger com atualização
Falha Crítica no Windows: Uma Ameaça à Segurança Global Recentemente, uma falha crítica no sistema Windows colocou em risco a segurança de milhões de computadores ao redor do mundo. Essa vulnerabilidade permite que programas maliciosos, conhecidos como bootkits, se instalem furtivamente durante a inicialização do sistema. O perigo é significativo, pois esses malwares são capazes de driblar…
New Flaw in Acer Laptops Let Attackers Disable Boot Protection
New Flaw in Acer Laptops Let Attackers Disable Boot Protection
Experts from Acer observed multiple Acer laptop models have vulnerabilities that might let hackers disable the ‘Secure Boot’ function and security checks to install malware. The vulnerability, tracked as CVE-2022-4020 (CVSS score of 8.1), was found in the HQSwSmiDxe DXE driver, which examines to see if the NVRAM variable “BootOrderSecureBootDisable” is present to disable Secure Boot. “Researchers…
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European Lawmaker Targeted With Cytrox Predator Surveillance Spyware
European Lawmaker Targeted With Cytrox Predator Surveillance Spyware
Home › Cyberwarfare European Lawmaker Targeted With Cytrox Predator Surveillance Spyware By Ryan Naraine on July 26, 2022 Tweet A security audit by the European Parliament has unearthed attempts to plant high-end surveillance software on the phone of a Greek lawmaker and there are fresh reports linking the hack attempt to a known North Macedonia spyware vendor. The company, called Cytrox, was…
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Qual é a diferença entre gootkit, bootkit e rootkit?
Qual é a diferença entre gootkit, bootkit e rootkit?
Ter um entendimento claro de como essas três ferramentas diferem entre si é vital quando se trata do cenário de ameaças cibernéticas. Portanto, veja qual é a diferença entre gootkit, bootkit e rootkit.
Gootkit
O gootkit é um cavalo de Troia, visto pela primeira vez em 2014. Seus recursos incluem a infiltração em contas bancárias, roubo de credenciais e manipulação de sessões bancárias online.
O…
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Malware researchers at Trend Micro discovered a new exploit package they have dubbed "Underminer," which delivers an infectious bootkit to a system.
What is Bootkit and Nemesis?
What is Bootkit and Nemesis?
The threat of picking up a virus is very real. The omnipresence of unseen forces working to attack our computers, to steal our identities and raid our bank accounts is a constant, but we hope that with the right amount of technical nous and a smattering of luck, everything will be okay.
However, as advanced as antivirus and other securitysoftware is, would-be attackers continue to find new,…
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New PC malware BOOTRASH loads before Windows, is virtually impossible to detect
New PC malware BOOTRASH loads before Windows, is virtually impossible to detect
A newly revealed malware that has been in use since at least the beginning of this year has been dubbed a “bootkit,” for its ability to infect a computer at the most fundamental level, running when the computer boots to actually load beforethe operating system itself. It’s part of the widespread “Nemesis” malware suite, and while it is currently aimed at financial institutions, the inclusion of…
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