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Etiqueta: segurancainformatica

Malware, Malware and Phishing Analysis, reverse engineering, segurancainformatica

Ragnar Locker – Malware analysis

19 Agosto, 2021

Ragnar Locker is ransomware that affects devices running Microsoft Windows operating systems. It was initially observed towards the end of December 2019 as part of a series of attacks against compromised networks.

Malware, Malware and Phishing Analysis, reverse engineering, segurancainformatica

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

5 Agosto, 2021

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

Malware, Phishing, Reports, segurancainformatica, Threat Report Portugal

Threat Report Portugal: Q2 2021

22 Julho, 2021

Threat Report Portugal Q2 2021: Phishing and malware by numbers.

Malware and Phishing Analysis, Phishing, segurancainformatica

Cuidado com as fraudes bancárias dos últimos dias: Detetar e proteger-se

9 Julho, 2021

Cuidado com as fraudes bancárias dos últimos dias: Detetar e proteger-se contra esta ameaça.

computer security, Malware, Phishing, Reports, segurancainformatica

Para quando o fim dos ciber-ataques?

17 Junho, 2021

Para quando o fim dos ciber-ataques?  Conheça aqui a matemática dos incidentes em Portugal submetidos durante 2020 no 0xSI_f33d.

Malware and Phishing Analysis, Phishing, segurancainformatica

Phishing bancário em andamento e tirando partido de falhas open-redirect do Google para evitar deteção

15 Junho, 2021

Phishing bancário em andamento em Portugal e tirando partido de falhas conhecidas como open-redirect em portais de sistemas legítimos do Google para evitar a sua deteção.

Internet of Things, segurancainformatica, vulnerability

Dancing in the IoT: CHIYU devices vulnerable to remote attacks

4 Junho, 2021

Dancing in the IoT: CHIYU devices vulnerable to remote attack and could be used as an initial foothold to access internal networks.

Reports, segurancainformatica, Threat Report Portugal

Threat Report Portugal: Q1 2021

29 Abril, 2021

Threat Report Portugal Q1 2021: Phishing and malware by numbers.

computer security, Hacking, vulnerability

RCE will not be fixed on Cisco EOL Business routers

9 Abril, 2021
cisco_patches-680x400

RCE will not be fixed on Cisco EOL Business routers.

computer security, Malware, Mobile

A new malware dropper identified in 9 android apps on PlayStore

11 Março, 2021
new-android-malware-stealing-data-from-popular-messenger-apps-1

New malware dropper identified in 9 android apps on PlayStore.

Malware, Malware and Phishing Analysis, reverse engineering, segurancainformatica

Latin American Javali trojan weaponizing Avira antivirus legitimate injector to implant malware

16 Fevereiro, 2021

Latin American Javali trojan weaponizing Avira antivirus legitimate injector to implant malware.

computer security, Malware

Operação organizada a nível global derruba botnet do Emotet

27 Janeiro, 2021

Operação organizada a nível global derruba botnet do Emotet.

Cybercrime, darkweb, Malware, ransomware

Website do mediático ransomware Netwalker foi apreendido pelas autoridades na darkweb

27 Janeiro, 2021

Website do mediático ransomware Netwalker foi apreendido pelas autoridades na darkweb.

Malware and Phishing Analysis, Reports, segurancainformatica, Threat Report Portugal

Threat Report Portugal: Q4 2020

26 Janeiro, 2021

Threat Report Portugal Q4 2020: Phishing and malware by numbers.

Cybercrime, darkweb, segurancainformatica

Data breach de 77 milhões de users da Nitro PDF foram leaked online

25 Janeiro, 2021
20151021-S3_Best-Practices-for-Handling-a-Data-Breach

Data breach de 77 milhões de users da Nitro PDF foram leakead online.

computer security, vulnerability

Vulnerabilidade recém descoberta permite obter RCE via ataques NTLM relay

25 Janeiro, 2021

Vulnerabilidade recém descoberta permite obter RCE via ataques NTLM relay.

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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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