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Segurança Informática

Tópicos atuais sobre segurança da informação. A segurança informática é da responsabilidade de todos.

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Etiqueta: DDoS

computer security, Hacking

Facebook sofre interrupção mais grave de sempre

14 Março, 2019
Facebook-Tweet-Outage

O Facebook sofre interrupção mais grave de sempre (instagram e whatsapp também foram afetados).

computer security

Banco de Espanha sobre fogo – DDoS

29 Agosto, 2018
DDoS-Attack-Knocks-Down-Spain-Central-Banks-Website

O Bank of Spain foi atingido por um ataque distribuído de negação de serviço no domingo o que interrompeu o acesso ao seu website.

computer security

GitHub alvo do maior ataque DDoS alguma vez registado

2 Março, 2018
largest-ddos-attack

Na quarta-feira, 28 de fevereiro de 2018, o website do GitHub foi atingido pelo  maior ataque de negação de serviço (DDoS)  e  obteve um recorde de 1,35 Tbps.

computer security, Hacking

Servidores Memcached usados massivamente em ataques DDoS

28 Fevereiro, 2018
memcached-amplification-ddos-attack

Os hackers descobriram uma maneira de abusar dos servidores Memcached para lançar poderosos ataques DDoS, tão devastadores que podem derrubar websites e também infraestruturas na Internet.

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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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    This work is licensed under a Creative Commons Attribution 4.0 International License. If you have queries about republishing, contact me. Check individual posts and images for licensing details.

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