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Categoria: Hacking

computer security, Hacking, segurancainformatica

Top 7 tools for intelligence-gathering purposes

20 Março, 2023

Experts can often collect significant artifacts related to the authors behind the analyzed scenarios during cybersecurity exercises, including details such as emails, usernames, IP addresses,…

Hacking, reverse engineering, segurancainformatica

How to build a hook syscall detector

3 Agosto, 2022

Windows API calls are often hooked by AV and EDR systems by using inline patching approaches to find strange behaviors or malicious artifacts. 

Hacking, Mobile, segurancainformatica

Android vulnerability allows attackers to spoof any phone number

29 Dezembro, 2021

Introduction Because many employees use mobile devices for work, the widespread use of mobile devices has come to put company networks at risk for cyberattacks….

Cybercrime, Hacking, segurancainformatica

Hack de certificados de vacinação COVID-19 no mundo e em Portugal

7 Novembro, 2021

Hack de certificados de vacinação COVID-19 no mundo e em Portugal.

computer security, Hacking, segurancainformatica

How to create a subdomain enumeration toolkit

28 Outubro, 2021

Introduction A domain name is an important part of the reconnaissance process during a security assessment or even for many bug bounty challenges. In this…

Hacking, segurancainformatica, tutorials

Using Merlin agents to evade detection

17 Outubro, 2021

Introduction While penetration testing and Red Teaming are crucial to check a system’s security and to validate potential entry-points in the infrastructure, sometimes establishing an…

computer security, Hacking, segurancainformatica

Fuzzing introduction: Definition, types and tools for cybersecurity pros

10 Outubro, 2021

Introduction Fuzzing is a black-box software testing technique and consists of finding implementation flaws and bugs by using malformed/semi-malformed payloads via automation. Fuzzing an application…

Hacking, segurancainformatica, tutorials

Bypassing security products via DNS data exfiltration

7 Setembro, 2021

Criminals are using different strategies to compromise computer networks, infrastructures, and organizations. Cyber incidents have increased in number and complexity since the exploitation of public…

Hacking, vulnerability

Atualize os navegadores web Chrome, Opera, Brave e Edge para evitar um ataque via 0day

14 Abril, 2021

Atualize os navegadores web Chrome, Opera, Brave e Edge para evitar um ataque via 0day

Hacking, vulnerability

Pwn2Own 2021: Zoom, Teams, Exchange, Chrome and Edge full pwned

9 Abril, 2021

Pwn2Own 2021: Zoom, Teams, Exchange, Chrome and Edge full pwned.

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.

Data Breach, Hacking

cl0p ransomware group compromised and leaked data from 6 US universities – including students’ details

31 Março, 2021

cl0p ransomware group compromised and leaked data from 6 US universities – including students’ details.

Cybercrime, Hacking

PHP git server hacked with backdoor implanted

29 Março, 2021

PHP git server hacked with backdoor implanted.

computer security, Hacking, vulnerability

Exchange chain CVE-2021-26855 and CVE-2021-27065 walkthrough

12 Março, 2021

In recent days, Exchange has been exposed to several critical exploits explored in the wild. CVE-2021-26855 and CVE-2021-27065 are the two flaws involved in this…

Hacking, vulnerability

Nova falha no SUDO (Baron Samedit) permite escalar privilégios no Linux para root

27 Janeiro, 2021
Linux-kernel-vulnerability

Nova falha no SUDO (Baron Samedit) permite escalar privilégios no Linux para root.

Hacking, vulnerability

Vulnerabilidade zeroday no plugin ‘Easy WP SMTP’ do WordPress deixa expostos milhares de websites

12 Dezembro, 2020

Vulnerabilidade zeroday no plugin ‘Easy WP SMTP’ do WordPress deixa expostos milhares de websites.

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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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