Feb 17, 2023Ravie LakshmananIoT Security / Cyber Attack A new variant of the notorious Mirai botnet has been found leveraging several security vulnerabilities to propagate itself to Linux and IoT devices. Observed during the second half of 2022, the new version has been dubbed V3G4 by Palo Alto Networks Unit 42, which identified three different
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Security researchers have warned that a growing number of versatile malware variants are capable of performing multiple malicious actions across the cyber-kill chain. Picus Security compiled its Red Report 2023 by analyzing over 500,000 malware samples last year, identifying their tactics, techniques and procedures (TTPs) and extracting over 5.3 million “actions.” The vendor then mapped these
by Paul Ducklin Apple has just released updates for all supported Macs, and for any mobile devices running the very latest versions of their respective operating systems. In version number terms: iPhones and iPads on version 16 go to iOS 16.3.1 and iPadOS 16.3.1 respectively (see HT213635). Apple Watches on version 9 go to watchOS
Don’t be their next victim – here’s a handy round-up of some the most common signs that should set your alarm bells ringing We all spend so much of our time online these days. It’s estimated that the average adult spends the best part of seven hours per day glued to their screens. When we’re
Security teams typically have great visibility over most areas, for example, the corporate network, endpoints, servers, and cloud infrastructure. They use this visibility to enforce the necessary security and compliance requirements. However, this is not the case when it comes to sensitive data sitting in production or analytic databases, data warehouses or data lakes. Security
Microsoft released patches for over 70 CVEs this month, including three zero-day vulnerabilities currently being exploited in the wild. The first of these is CVE-2023-23376, an elevation of privilege flaw in the Common Log File System (CLFS) Driver. Tenable senior staff research engineer, Satnam Narang, explained that Redmond patched two similar flaws in the CLFS
by Paul Ducklin Deciphering Microsoft’s official Update Guide web pages is not for the faint-hearted. Most of the information you need, if not everything you’d really like to know, is there, but there’s such a dizzing number of ways to view it, and so many generated-on-the-fly pages are needed to display it, that it can
Spoiler alert: it turned me down. But that’s far from the only thing I learned while playing around with the bot that the world has fallen in love with so badly. When it was unleashed into an astonished world on November 30th 2022, ChatGPT became the fastest-growing web app ever, reaching a million users in the
Feb 15, 2023The Hacker NewsSecOps / DevOps In an ideal world, security and development teams would be working together in perfect harmony. But we live in a world of competing priorities, where DevOps and security departments often butt heads with each other. Agility and security are often at odds with each other— if a new
Spain’s Policia Nacional has teamed up with the US Secret Service to dismantle a cybercrime gang that stole millions of dollars from US citizens and companies. Nine suspected members of the group have been arrested – eight in Madrid and one in Miami – after receiving close to €5m ($5.4m) from their victims, which they
by Paul Ducklin Last week, we wrote about a bunch of memory management bugs that were fixed in the latest security update of the popular OpenSSL encryption library. Along with those memory bugs, we also reported on a bug dubbed CVE-2022-4304: Timing Oracle in RSA Decryption. In this bug, firing the same encrypted message over
Small and medium-sized businesses have good reason to be concerned about the loss of data and financial impacts While tech advancements have enabled small and medium businesses (SMBs) to grow their business and allowed them to evolve their operational models, cybersecurity risks and threats can cancel any progress that has been made so far. Underlying
Feb 14, 2023Ravie LakshmananCryptocurrency / Software Security Malicious actors have published more than 451 unique Python packages on the official Python Package Index (PyPI) repository in an attempt to infect developer systems with clipper malware. Software supply chain security company Phylum, which spotted the libraries, said the ongoing activity is a follow-up to a campaign
Security researchers have discovered another sizeable haul of malicious packages on the npm and PyPI open source registries, which could cause issues if unwittingly downloaded by developers. In January, Sonatype said it found 691 malicious npm packages and 49 malicious PyPI components containing crypto-miners, remote access Trojans (RATs) and more. The discoveries by the firm’s
There have been a number of reports of attacks on industrial control systems (ICS) in the past few years. Looking a bit closer, most of the attacks seem to have spilt over from traditional IT. That’s to be expected, as production systems are commonly connected to ordinary corporate networks at this point. Though our data
The US Cybersecurity and Infrastructure Security Agency (CISA) issued a new Cybersecurity Advisory (CSA) on Thursday warning critical infrastructure sector entities against ongoing North Korean state-sponsored ransomware activity. Part of the #StopRansomware campaign, the new advisory is a result of a collaboration between CISA, the National Security Agency (NSA), the Federal Bureau of Investigation (FBI), the Department
by Naked Security writer In October 2022, we asked you to imagine being stuck in the following awful situation: Imagine that you’d spoken in what you thought was total confidence to a psychotherapist, but the contents of your sessions had been saved for posterity, along with precise personal identification details such as your unique national
Feb 11, 2023Ravie LakshmananRansomware / Endpoint Security After the U.S. Cybersecurity and Infrastructure Security Agency (CISA) released a decryptor for affected victims to recover from ESXiArgs ransomware attacks, the threat actors have bounced back with an updated version that encrypts more data. The emergence of the new variant was reported by a system administrator on
Reddit suffered a cyber-attack after its internal systems were breached on February 05 due to a “sophisticated” and “highly-targeted” phishing attack that led to employee credential compromise. “The attacker sent out plausible-sounding prompts pointing employees to a website that cloned the behavior of our intranet gateway in an attempt to steal credentials and second-factor tokens,”
by Paul Ducklin Popular social media site Reddit – “orange Usenet with ads”, as we’ve somewhat ungraciously heard it described – is the latest well-known web property to suffer a data breach in which its own source code was stolen. In recent weeks, LastPass and GitHub have confessed to similar experiences, with cyercriminals apparently breaking
What is behind the drop in ransomware and what should still be done for containing the ransomware scourge? Ransomware detections fell by 20% between 2021 and 2022, according to ESET’s latest Threat Report. What is behind the drop, why is ransomware still a huge problem, and what has yet to be done before the ransomware
Feb 11, 2023Ravie LakshmananThreat Response / Vulnerability The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active abuse in the wild. Included among the three is CVE-2022-24990, a bug affecting TerraMaster network-attached storage (TNAS) devices that could lead to unauthenticated remote
The number of published industrial control system (ICS) vulnerabilities has grown by almost 70% in the past three years, with over a fifth still not patched by manufacturers, according to SynSaber. The security vendor analyzed advisories published by the US Cybersecurity and Infrastructure Security Agency (CISA) between January 1 2020 and December 31 2022 in
by Paul Ducklin CAN YOU GET HACKED AND THEN PROSECUTED FOR IT? Cryptocurrency crimelords. Security patches for VMware, OpenSSH and OpenSSL. Medical breacher busted. Is that a bug or a feature? Click-and-drag on the soundwaves below to skip to any point. You can also listen directly on Soundcloud. With Doug Aamoth and Paul Ducklin Intro
Your smart speaker is designed to listen, but could it be eavesdropping too? Ever since Amazon came under fire for being able to potentially listen in on people through its Echo smart speakers, and even transcribe what they were saying, I have been intrigued by the idea of how IoT could be used to snoop
Here are three of the worst breaches, attacker tactics and techniques of 2022, and the security controls that can provide effective, enterprise security protection for them. #1: 2 RaaS Attacks in 13 Months Ransomware as a service is a type of attack in which the ransomware software and infrastructure are leased out to the attackers.
Three individuals including a married couple have been arrested in connection with a fraud scheme that may have cost several companies millions of dollars. Officers from the UK’s National Crime Agency (NCA) searched two properties in Loughborough and Lytham St Annes, arresting a man in his fifties and his wife, as well as a second
by Paul Ducklin Cybersecurity news, in Europe at least, is currently dominated by stories about “VMWare ESXi ransomware” that is doing the rounds, literally and (in a cryptographic sense at least) figuratively. CERT-FR, the French government’s computer emergency response team, kicked off what quickly turned into a mini-panic at the tail end of last week,
A view of the T3 2022 threat landscape as seen by ESET telemetry and from the perspective of ESET threat detection and research experts In 2022, an unprovoked and unjustified attack on Ukraine shocked the world, bringing devastating effects on the country and its population. The war continues to impact everything from energy prices and
Feb 09, 2023The Hacker NewsPassword Security A single ransomware attack on a New Zealand managed service provider (MSP) disrupted several of its clients’ business operations overnight, most belonging to the healthcare sector. According to the country’s privacy commissioner, “a cyber security incident involving a ransomware attack” in late November upended the daily operations of New
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