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Categoria: computer security

computer security, Cybercrime, Malware

TroubleGrabber é o novo credential stealer direcionado a utilizadores do Discord

17 Novembro, 2020

TroubleGrabber é o novo credential stealer direcionado a utilizadores do Discord.

computer security, Cybercrime, Malware

Novo infostealer ‘Jupyter’ exfiltra dados do Chrome e Firefox

16 Novembro, 2020

Um recente malware infostealer foi documentado. Acredita-se que é operado por um grupo criminoso da Russia e exfiltra informações dos navegadores Firefox e Chrome.

computer security, newsletter

Newsletter, 16-11-2020

16 Novembro, 2020
newsletter

14 Novembro, 2020 Criminosos usam uma nova técnica de inversão de imagem para fazer bypass aos mecanismos de deteção do Office365 Criminosos usam uma nova…

computer security, Hacking

Ataques de DNS cache poisoning estão de volta – SAD DNS

13 Novembro, 2020
dns-resolver

Um grupo de investigadores da Universidade da Califórnia e da Universidade Tsinghua descobriu uma série de falhas críticas de segurança que podem levar a um re-aparecimento de ataques de envenenamento de cache DNS.

computer security, Malware, ransomware

RansomEXX usado para cifrar ambientes Linux

8 Novembro, 2020

RansomEXX é usado pelos criminosos para cifrar ambientes Linux.

computer security, Distributed Ledger, Laws and Regulations

A Blockchain Pode Prevenir as Fraudes no Setor Imobiliário

13 Outubro, 2020

A Blockchain Pode Prevenir as Fraudes no Setor Imobiliário.

computer security, Hacking, vulnerability

Falhas em antivírus populares permitem escalar privilégios no sistema

6 Outubro, 2020

Falhas em antivírus populares permitem escalar privilégios no sistema.

computer security, Malware and Phishing Analysis, segurancainformatica

Using a WordPress flaw to leverage zerologon vulnerability and attack companies’ Domain Controllers

27 Setembro, 2020

The last weeks were covered by two beasts that used together can produce the perfect formula to compromise an entire company from a black-box perspective…

computer security, vulnerability

Google resolve pela segunda vez a falha XSS no Maps

9 Setembro, 2020
google-flash-ad-html5

Google resolve pela segunda vez a falha XSS no Maps.

computer security, Malware and Phishing Analysis, Phishing, segurancainformatica

Campanhas de phishing em nome da marca Continente e Worten atualmente a serem disseminadas em Portugal

17 Agosto, 2020

Campanhas de phishing em nome da marca Continente e Worten atualmente a serem disseminadas em Portugal.

computer security, Malware, Malware and Phishing Analysis, reverse engineering, segurancainformatica

New release of Lampion trojan spreads in Portugal with some improvements on the VBS downloader

6 Julho, 2020

New release of Lampion trojan spreads in Portugal with some improvements on the VBS downloader.

computer security, Hacking, vulnerability

Microsoft lançou patch de emergência para o Windows 10 para corrigir vulnerabilidades RCE

2 Julho, 2020
microsoft-patch

Microsoft lançou patch de emergência para o Windows 10 para corrigir vulnerabilidades RCE.

computer security, newsletter

Newsletter, June 29th, 2020

29 Junho, 2020
newsletter

Novo ransomware Android afeta utilizadores no Canadá e apresenta-se como aplicação de tracking do Covid-19 Novo ransomware Android afeta utilizadores no Canadá e apresenta-se como…

computer security, newsletter

Newsletter, June 08th, 2020

8 Junho, 2020
newsletter

Alerta: Conheça os templates das campanhas de phishing lançadas desde o inicio do ano personificando bancos Portugueses Alerta: Conheça os templates das campanhas de phishing…

computer security, Hacking, vulnerability

Criminosos lançaram mais de 130 milhões de ataques atingindo o WordPress na tentativa de identificar websites vulneráveis

5 Junho, 2020

Criminosos lançaram mais de 130 milhões de ataques atingindo o WordPress na tentativa de identificar websites vulneráveis.

computer security, vulnerability

VMWare vCenter takeover via vCloud Director (CVE-2020–3956)

4 Junho, 2020

VMWare vCenter takeover via vCloud Director (CVE-2020–3956).

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    Author – Founder

    pedro tavares

    Pedro Tavares is a professional in the field of information security, Head of Offensive Unit of ArtResilia firm and also working as an Ethical Hacker/Pentester, Malware Researcher and a Security Evangelist. He is also a founding member at CSIRT.UBI and Editor-in-Chief of the security computer blog seguranca-informatica.pt.

    In recent years he has invested in the field of information security, exploring and analyzing a wide range of topics, such as pentesting, malware, exploitation, hacking, IoT and security in Active Directory networks.  He is also Freelance Writer and developer of the 0xSI_f33d – a feed that compiles phishing and malware campaigns targeting Portuguese citizens. He also launched his GitBook, where he publishes some of his notes entirely online, and took his first steps in podcasting by launching the podcast 'Manhãs em Cibersegurança,' in the Portuguese language."

    Read more here.

    Newsletter

    #0xSI_f33d

    The Portuguese Abuse Open Feed

    si_f33d
    @ VirusTotal offical ingestor

    Add a new phishing / malware campaing into 0xSI_f33d

    Podcast “Manhãs em Cibersegurança”

    Infographic – Threat Report Portugal Q3 & Q4 2022

    si_f33d

    Download [PDF] or [PNG]

    Taking the bait: The modus operandi of massive social engineering waves impacting banks in Portugal

    clickthebait

    The new maxtrilha trojan is being disseminated and targeting several banks

    maxtrilha

    The clandestine Horus Eyes RAT: From the underground to criminals’ arsenal

    qbot

    A taste of the latest release of QakBot

    qbot

    Javali trojan weaponizing Avira antivirus legitimate injector

    javali

    Anubis Network – The evolution of the Phishing schema

    anubis

    Threat analysis: The emergent URSA trojan impacts many countries using a sophisticated loader

    ursa

    In-depth analysis of a trojan banker impacting Portugal and Brazil

    trojan_portugal_and_Brazil

    Grandoreiro malware May 2020 – Portugal

    The updated Grandoreiro Malware equipped with latenbot-C2 features in Q2 2020 now extended to Portuguese banks

    grandoreiro_portugal_2020

    Brazilian trojan banker is targeting Portuguese users using browser overlay

    predictions

    Trojan Lampion – Portugal

    predictions

    New release of Lampion trojan spreads in Portugal with some improvements on the VBS downloader

    lampion

    Banking Phishing Portugal

    Banking Phishing | Targets Portugal, Spain, Brazil and Chile | From Brazil | Infection process

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