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Detecção do Ransomware BlackByte: Novo Alerta de Despertar

Posted on 25.02.202208.08.2025 by Alla Yurchenko

O Federal Bureau of Investigation (FBI) e o U.S. Secret Service (USSS) divulgaram um aviso conjunto de cibersegurança em relação às atividades do grupo de Ransomware como Serviço (RaaS) BlackByte. O ransomware BlackByte tem sido usado contra empresas localizadas nos EUA como os principais alvos. Os maiores custos recaem fortemente sobre os setores de infraestrutura […]

Grupo APT TunnelVision Explora o Log4j

Posted on 23.02.202208.08.2025 by Alla Yurchenko

Um dos exploits mais notórios de 2021 fez sua estreia barulhenta no mundo da cibersegurança em dezembro, e agora Log4Shell está de volta ao radar: o APT TunnelVision ligado ao Irã não o deixou descansar em paz, atacando com lucro sobre as vulnerabilidades do VMware Horizon Log4j, junto com a exploração em larga escala do […]

Entrevista com o Desenvolvedor do Threat Bounty: Furkan Celik

Posted on 22.02.202225.06.2025 by Alla Yurchenko

Our Caça às Ameaças a comunidade continua crescendo e atraindo cada vez mais especialistas distintos em desenvolvimento de conteúdo de detecção. Desta vez, queremos apresentar a você Furkan Celik – um analista de segurança sênior em um banco e um de nossos colaboradores ativos. Furkan está conosco desde dezembro de 2019. Ele escreveu detecções precisas […]

Adversários Patrocinados pela Rússia Estão Alvejando Contratantes do Governo dos EUA: Alerta da CISA

Posted on 18.02.202208.08.2025 by Eugene Tkachenko

Em 16 de fevereiro de 2022, a Agência de Segurança de Cibersegurança e Infraestrutura (CISA) divulgou a última informação de inteligência sobre ciberataques ligados à Rússia em Contratantes de Defesa Liberados (CDCs) dos EUA que estão em operação há pelo menos dois anos. Os CDCs visados tinham acesso a uma variedade de fontes de dados […]

TA2541 Hacker Group Spreads RATs in spear-phishing attacks

Posted on 18.02.202208.08.2025 by Eugene Tkachenko

Em 15 de fevereiro de 2022, Proofpoint pesquisadores alertaram sobre o grupo de hackers TA2541. Um grupo criminoso chamado TA2541 está ativo desde 2017 (ainda conseguindo se manter bastante discreto) e é relatado que espalha consistentemente trojans de acesso remoto (RATs), permitindo que adversários obtenham dados sensíveis das redes e dispositivos comprometidos ou até ganhem […]

Detecção de Malware RedLine Stealer

Posted on 17.02.202208.08.2025 by Eugene Tkachenko

Os adversários sempre procuram novas artimanhas para maximizar o sucesso de suas operações maliciosas. Desta vez, os cibercriminosos estão aproveitando o recente anúncio da fase de implantação do Windows 11 para atingir usuários com instaladores de upgrade carregados de malware. Caso sejam baixados e executados, as vítimas desavisadas têm seus sistemas infectados com RedLine stealer […]

Detecção de Malware QBot: Cachorro Velho, Truques Novos

Posted on 16.02.202208.08.2025 by Alla Yurchenko

Você não pode ensinar truques novos para um cachorro velho. No entanto, os cibercriminosos ignoram estereótipos comuns, atualizando QBot com novos truques nefários para atacar vítimas globalmente. Este malware “veterano” emergiu em 2007, no entanto, pesquisadores de segurança observam que o QBot está sendo constantemente atualizado para seguir as tendências maliciosas. Por exemplo, pesquisadores de […]

Detecção de Ransomware LockBit 2.0: Infame Ameaça Resurge com Novas Técnicas de Ataque e Métodos de Criptografia

Posted on 10.02.202208.08.2025 by Alla Yurchenko

Os operadores do LockBit estão acelerando rapidamente. A gangue tem estado no radar dos profissionais de cibersegurança desde 2019, se reinventando com o lançamento de um ransomware LockBit versão 2.0 em junho de 2021. Em 07 de fevereiro de 2022, o Federal Bureau of Investigations (FBI) liberou IOCs, alertando sobre ataques de ransomware LockBit 2.0. […]

Lazarus APT Ressurge para Explorar Windows Update e GitHub

Posted on 03.02.202208.08.2025 by Eugene Tkachenko

Um mês depois de 2022, não há previsão de queda nos ataques; pelo contrário, o campo da cibersegurança está muito movimentado. O cenário é familiar: hackers à espreita e profissionais de segurança trabalhando arduamente para garantir que não haja descanso para os primeiros. No final de janeiro, uma nova campanha de ataque, lançada por um […]

Detecção de Ransomware BlackCat: Má Sorte Escrita em Rust

Posted on 01.02.202208.08.2025 by Alla Yurchenko

Os adversários estão procurando novos meios de aumentar a pressão, desta vez trazendo um novo ransomware escrito em Rust para atacar organizações nos EUA, Europa, Austrália, Índia e Filipinas. Os desenvolvedores do ransomware ALPHV BlackCat visam sistemas operacionais Windows e Linux através de um framework/conjunto de ferramentas de terceiros (por exemplo, Cobalt Strike) ou explorando […]

Name	Descripiton
PHPSESSID	Preserves user session state across page requests. Cookie generated by applications based on the PHP language. This is a general purpose identifier used to maintain user session variables. It is normally a random generated number, how it is used can be specific to the site, but a good example is maintaining a logged-in status for a user between pages.
sp_i	Used to store information about authenticated User.
sp_r	Used to store information about authenticated User.
sp_a	Used to store information about authenticated User.

Name	Descripiton
tuuid	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded.
tuuid_last_update	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded.
um	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded.
umeh	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded.
na_sc_x	Used by the social sharing platform AddThis to keep a record of parts of the site that has been visited in order to recommend other parts of the site.
APID	Collects anonymous data related to the user's visits to the website.
IDSYNC	Collects anonymous data related to the user's visits to the website.
_cc_aud	Collects anonymous statistical data related to the user's website visits, such as the number of visits, average time spent on the website and what pages have been loaded. The purpose is to segment the website's users according to factors such as demographics and geographical location, in order to enable media and marketing agencies to structure and understand their target groups to enable customised online advertising.
_cc_cc	Collects anonymous statistical data related to the user's website visits, such as the number of visits, average time spent on the website and what pages have been loaded. The purpose is to segment the website's users according to factors such as demographics and geographical location, in order to enable media and marketing agencies to structure and understand their target groups to enable customised online advertising.
_cc_dc	Collects anonymous statistical data related to the user's website visits, such as the number of visits, average time spent on the website and what pages have been loaded. The purpose is to segment the website's users according to factors such as demographics and geographical location, in order to enable media and marketing agencies to structure and understand their target groups to enable customised online advertising.
_cc_id	Collects anonymous statistical data related to the user's website visits, such as the number of visits, average time spent on the website and what pages have been loaded. The purpose is to segment the website's users according to factors such as demographics and geographical location, in order to enable media and marketing agencies to structure and understand their target groups to enable customised online advertising.
dpm	Via a unique ID that is used for semantic content analysis, the user's navigation on the website is registered and linked to offline data from surveys and similar registrations to display targeted ads.
acs	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded, with the purpose of displaying targeted ads.
clid	Collects anonymous data related to the user's visits to the website, such as the number of visits, average time spent on the website and what pages have been loaded, with the purpose of displaying targeted ads.
KRTBCOOKIE_#	Registers a unique ID that identifies the user's device during return visits across websites that use the same ad network. The ID is used to allow targeted ads.
PUBMDCID	Registers a unique ID that identifies the user's device during return visits across websites that use the same ad network. The ID is used to allow targeted ads.
PugT	Registers a unique ID that identifies the user's device during return visits across websites that use the same ad network. The ID is used to allow targeted ads.
ssi	Registers a unique ID that identifies a returning user's device. The ID is used for targeted ads.
_tmid	Registers a unique ID that identifies the user's device upon return visits. The ID is used to target ads in video clips.
wam-sync	Used by the advertising platform Weborama to determine the visitor's interests based on pages visits, content clicked and other actions on the website.
wui	Used by the advertising platform Weborama to determine the visitor's interests based on pages visits, content clicked and other actions on the website.
AFFICHE_W	Used by the advertising platform Weborama to determine the visitor's interests based on pages visits, content clicked and other actions on the website.
B	Collects anonymous data related to the user's website visits, such as the number of visits, average time spent on the website and what pages have been loaded. The registered data is used to categorise the users' interest and demographical profiles with the purpose of customising the website content depending on the visitor.
1P_JAR	These cookies are used to gather website statistics, and track conversion rates.
APISID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
HSID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
NID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
SAPISID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
SID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
SIDCC	Security cookie to protect users data from unauthorised access.
SSID	Google set a number of cookies on any page that includes a Google reCAPTCHA. While we have no control over the cookies set by Google, they appear to include a mixture of pieces of information to measure the number and behaviour of Google reCAPTCHA users.
__utmx	This cookie is associated with Google Website Optimizer, a tool designed to help site owners improve their wbesites. It is used to distinguish between two varaitions a webpage that might be shown to a visitor as part of an A/B split test. This helps site owners to detemine which version of a page performs better, and therefore helps to improve the website.
__utmxx	This cookie is associated with Google Website Optimizer, a tool designed to help site owners improve their wbesites. It is used to distinguish between two varaitions a webpage that might be shown to a visitor as part of an A/B split test. This helps site owners to detemine which version of a page performs better, and therefore helps to improve the website.

Name	Descripiton
_hjid	Hotjar cookie. This cookie is set when the customer first lands on a page with the Hotjar script. It is used to persist the random user ID, unique to that site on the browser. This ensures that behavior in subsequent visits to the same site will be attributed to the same user ID.
_hjIncludedInSample	This cookie is associated with web analytics functionality and services from Hot Jar, a Malta based company. It uniquely identifies a visitor during a single browser session and indicates they are included in an audience sample.
intercom-id-[xxx]	This cookie is used by Intercom as a session so that users can continue a chat as they move through the site.
intercom-session-[xxx]	Used to keeping track of sessions and remember logins and conversations.
demdex	Via a unique ID that is used for semantic content analysis, the user's navigation on the website is registered and linked to offline data from surveys and similar registrations to display targeted ads.
CookieConsent	Stores the user's cookie consent state for the current domain.
__cfduid	Used by the content network, Cloudflare, to identify trusted web traffic.
ss	These cookies enable the website to provide enhanced functionality and personalisation . They may be set by us or by third party providers whose services we have added to our pages. These services may include the Live Chat facility, Contact Us form(s), the Product Quotation forms and submission process, and the Email Newsletter sign up functionality .

Name	Descripiton
_ga	This cookie name is asssociated with Google Universal Analytics - which is a significant update to Google's more commonly used analytics service. This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page. Registers a unique ID that is used to generate statistical data on how the visitor uses the website. request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years, although this is customisable by website owners.
_gat	Used by Google Analytics to throttle request rate. This cookie name is associated with Google Universal Analytics, according to documentation it is used to throttle the request rate - limiting the collection of data on high traffic sites. It expires after 10 minutes.
_gid	This cookie name is asssociated with Google Universal Analytics. This appears to be a new cookie and as of Spring 2017 no information is available from Google. It appears to store and update a unique value for each page visited. Registers a unique ID that is used to generate statistical data on how the visitor uses the website.
IDE	Used by Google DoubleClick to register and report the website user's actions after viewing or clicking one of the advertiser's ads with the purpose of measuring the efficacy of an ad and to present targeted ads to the user.
r/collect	Used by Google DoubleClick to register and report the website user's actions after viewing or clicking one of the advertiser's ads with the purpose of measuring the efficacy of an ad and to present targeted ads to the user.
test_cookie	Used to check if the user's browser supports cookies.
collect	Used to send data to Google Analytics about the visitor's device and behaviour. Tracks the visitor across devices and marketing channels.
ads/user-lists/#	These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites.
c	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.
khaos	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.
put_#	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.
rpb	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.
rpx	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.
tap.php	Registers anonymised user data, such as IP address, geographical location, visited websites, and what ads the user has clicked, with the purpose of optimising ad display based on the user's movement on websites that use the same ad network.