Europol: Ransomware remains top threat in IOCTA report

The European Union Agency for Law Enforcement Cooperation, or Europol, just released its annual Internet Organized Crime Threat Assessment IOCTA report for the year. And we weren’t surprised to find that ransomware, despite its palpable decline in volume these past few months—a trend we’ve also...

A week in security (October 7 – 13)

Last week on Malwarebytes Labs, we peered into the possible future of cybersecurity insurance, described the process for securing today’s managed service provider, and provided an in-depth explainer on the business espionage tactic known as “war shipping.” Further, in considering the intersection...

World Cup 2018: malware attacks gunning for goal

World Cup 2018 is upon us and in full swing, bringing together 32 nations for a month of footballing to see who'll be crowned World Champion. With the tournament underway, we thought it'd be fun to see which of the footballing powerhouses also expended a similar amount of energy fighting off...

A week in security (May 14 – May 20)

Last week, we looked at the deluge of incoming policies caused by GDPR, tackled Adobe Reader zero days, and ran through some iPhone security tips. We also caught some helpline scammers in the act, explored advergaming, got our Senate Bill game face on, and deep dived into Drupal vulnerabilities...

Ransomware’s difficult second album

The last year has seen all manner of cybercrime, from scams and social engineering to malvertising and malspam. What's interesting is that so many "next-gen," sophisticated malware mainstays like exploits have dropped in popularity, while other more traditional types such as spyware have shot up...

Stolen security logos used to falsely endorse PUPs

To gain the trust of users, many websites and companies feature the logos of reputable firms who endorse their products. Unfortunately, some unseemly companies do the same, using logos of companies who have not, in fact, endorsed their product in order to trick people into thinking that what they...

IPv6, it’s waiting for you

IPv6 is an expression IT professionals are likely to have seen or heard at one time, but what exactly is it? Let us give you a quick introduction, and then try to explain what it does differently by comparing it to its predecessor, IPv4. IPv4 and IPv6 are both Internet communications protocols...

How to create an intentional culture of security

In this day and age, companies great and small are vulnerable to potential attacks that they are exposed to every day. From insider threats to simple phishing, one is always left guessing if they know enough to handle them or are well prepared to face the risks. Educating your staff about basic...

“Adult TikTok” searches lead to scams

Search for certain combinations of "TikTok" and adult content, and sooner or later you'll land on a page promising exactly what you searched for: an endless feed of explicit clips, no signup required, just tap and watch. There isn't one. On the other side of that click is an ad funnel dressed up ...

Malwarebytes for Windows, now available on the Microsoft Store

When you’re setting up a new PC or looking for an app you already know, the Microsoft Store is often the easiest place to start. It’s built into Windows and lets you find, install, and update apps in one place. Malwarebytes for Windows is now available there too. Malwarebytes for Windows is still...

Shared Claude chats were searchable on Google

Reddit users found that by using a specific Google search query, it was possible to find Claude conversations that users had shared. This exposed sensitive material, including crypto wallet keys, names, addresses, work notes, and even erotic or otherwise policy-violating chats. Fortune says...

Don’t get fooled by TikTok resin art scams

Resin art has become a popular corner of TikTok, with some videos attracting millions of views. But not every glossy, colorful post is what it claims to be. Scammers are using the look of handmade resin art to trick buyers, collectors, and even fellow artists into sending money for work that eith...

A week in security (June 8 – June 14)

Last week on Malwarebytes Labs: Stolen iPhones could soon be worth a lot less to thieves Fake verification pages are stealing Steam accounts from players Google can be liable for false AI Overviews, court rules VRChat says reported data breach never happened Children’s phones must block nude imag...

A week in security (May 12 – May 18)

Last week on Malwarebytes Labs: Data broker protection rule quietly withdrawn by CFPB Meta sent cease and desist letter over AI training Google to pay $1.38 billion over privacy violations Android users bombarded with unskippable ads Last week on ThreatDown: ThreatDown introduces Firewall...

What privacy? Perplexity wants your data, builds browser to track you and serve ads

AI search service Perplexity AI doesn't just want you using its app—it wants to take over your web browsing experience too. The company is planning to launch its own browser, called Comet, next month. But what does this mean for your privacy? Launched in 2022, Perplexity AI is an AI-powered searc...

“Can you try a game I made?” Fake game sites lead to information stealers

The background and the IOCs for this blog were gathered by an Expert helper on our forums and Malwarebytes researchers. Our thanks go out to them. A new, malicious campaign is making the rounds online and it starts simple: Unwitting targets receive a direct message DM on a Discord server asking...

Encrypted messaging service intercepted, 2.3 million messages read by law enforcement

European law enforcement agencies have taken down yet another encrypted messaging service mainly used by criminals. The Matrix encrypted messaging service was an invite-only service which was also marketed under the names Mactrix, Totalsec, X-quantum, or Q-safe. Dutch and French authorities start...

Disney “breached,” data dumped online

A group of cybercriminals going by the handle NullBulge claims to have downloaded the Slack channels used by Disney’s developers. “DisneySlackLeak Disney has had their entire dev slack dumped. 1.1TiB of files and chat messages. Anything we could get our hands on, we downloaded and packaged up. Wa...

Fake Microsoft Teams for Mac delivers Atomic Stealer

Competition between stealers for macOS is heating up, with a new malvertising campaign luring Mac users via a fraudulent advert for Microsoft Teams. This attack comes on the heels of the new Poseidon OSX.RodStealer project, another threat using a similar code base and delivery techniques. Based o...

US residents targeted by utility scammers on Google

Back in February, we reported on malicious ads related to utility bills electricity, gas that direct victims to call centers where scammers will collect their identity and try to extort money from them. A few months later, we checked and were able to find as many Google ads as before, following...

Beware of scammers impersonating Malwarebytes

Scammers love to bank on the good name of legitimate companies to gain the trust of their intended targets. Recently, it came to our attention that a cybercriminal is using fake websites for security products to spread malware. One of those websites was impersonating the Malwarebytes brand. Image...

Financial institutions ordered to notify customers after a breach, have an incident response plan

The Securities and Exchange Commission SEC has announced rules around breaches for certain financial institutions—registered broker-dealers, investment companies, investment advisers, and transfer agents— that require them to have written incident response policies and procedures that can be used...

Apple and Google join forces to stop unwanted tracking

Apple and Google have announced an industry specification for Bluetooth tracking devices which help alert users to unwanted tracking. The specification, called Detecting Unwanted Location Trackers, will make it possible to alert users across both iOS and Android if a device is unknowingly being...

Free VPN apps turn Android phones into criminal proxies

Researchers at HUMAN’s Satori Threat Intelligence have discovered a disturbing number of VPN apps that turn users devices into proxies for cybercriminals without their knowledge, as part of a camapign called PROXYLIB. Cybercriminals and state actors like to send their traffic through other people...

A week in security (February 12 – February 18)

Last week on Malwarebytes Labs: GoldPickaxe Trojan steals your face! Microsoft Exchange vulnerability actively exploited Massive utility scam campaign spreads via online ads Facebook Marketplace users’ stolen data offered for sale How ransomware changed in 2023 Malwarebytes crushes malware all th...

Clorox counts the cost of cyberattack

Cleaning products maker Clorox has reported losses of $49 million in connection to a cyberattack it suffered in August of last year. On Monday, August 14, 2023, Clorox disclosed it had identified unauthorized activity on some of its IT systems. Despite a business continuity plan, the incident...

2024 State of Ransomware in Education: 92% spike in K-12 attacks

This article is based on research by Marcelo Rivero, Malwarebytes’ ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. In this report, “known attacks” are those where the victim did not pay a ransom. This provides the best overall picture of...

“I’ll miss him so much” Facebook scam uses BBC branding to lure victims

Facebook scams are a constant nuisance and vary from like-farming to scams that can cost you some serious money. The latest one we found is a bit morbid. Recently, I’ve seen quite a few posts on my timeline that looked like this: Without going into details the post says: “I can’t believe he’s gon...

Nude “before and after” photos stolen from plastic surgeon, posted online, and sent to victims’ family and friends

The FBI is investigating a data breach where cybercriminals were able to steal patients’ records from a Las Vegas plastic surgeons office, and then post the details online which included nude photos. In February, cybercriminals gained access to Hankins & Sohns network, which has offices in both...

Microsoft Teams used in phishing campaign to bypass multi-factor authentication

Attackers believed to have ties to Russia's Foreign Intelligence Service SVR are using Microsoft Teams chats as credential theft phishing lures. Microsoft Threat Intelligence has posted details about the perceived attacks targeted at fewer than 40 unique global organizations. The targeted...

FakeSG enters the 'FakeUpdates' arena to deliver NetSupport RAT

Over 5 years ago, we began tracking a new campaign that we called FakeUpdates also known as SocGholish that used compromised websites to trick users into running a fake browser update. Instead, victims would end up infecting their computers with the NetSupport RAT, allowing threat actors to gain...

ChatGPT writes insecure code

Research by computer scientists associated with the Universite du Quebec in Canada has found that ChatGPT, OpenAI's popular chatbot, is prone to generating insecure code. "How Secure is Code Generated by ChatGPT?" is the work of Raphael Khoury, Anderson Avila, Jacob Brunelle, and Baba Mamadou...

A week in security (March 20 - 26)

Last week on Malwarebytes Labs: How to avoid potentially unwanted programs "ViLE" members posed as police officers and extorted victims Google reveals 18 chip vulnerabilities threatening mobile, wearables, vehicles A look at a Magecart skimmer using the Hunter obfuscator The NBA tells fans about...

Breast cancer photos published by ransomware gang

The Russia-linked ALPHV ransomware group, also known as BlackCat, has posted sensitive clinical photos of breast cancer patients--calling them "nude photos"--to extort money from the Lehigh Valley Health Network LVHN. This has triggered a chorus of accusations from the cybersecurity community, wi...

Crypto-inspired Magecart skimmer surfaces via digital crime haven

This blog post was authored by Jerome Segura Online criminals rarely reinvent the wheel, especially when they don't have to. From ransomware to password stealers, there are a number of toolkits available for purchase on various underground markets that allow just about anyone to get a jumpstart...

US agencies issue warning about DAIXIN Team ransomware

The FBI, Cybersecurity and Infrastructure Security Agency CISA, and the Department of Health and Human Services HHS have issued a joint advisory about DAIXIN Team, a fledgling ransomware and data exfiltration group that has been targeting US healthcare. First spotted in June 2022, the DAIXIN Team...

A week in security (October 10 - 16)

Last week on Malwarebytes Labs: Teen talk: What it's like to grow up online, and the role of parents: Lock and Code S03E21 White House unveils Blueprint for an AI Bill of Rights Credential stuffers take aim at Final Fantasy XIV players Meta accuses apps of stealing WhatsApp accounts Smart lights...

Malwarebytes' modernized bug bounty program—here's all you need to know

Malwarebytes welcomes and encourages independent researchers reporting vulnerabilities in our products, and has run a bug bounty program for several years. Our security team has spent the last few months modernizing the program and we thought you'd like to hear about it. What is a bug bounty...

Ransomware protection with Malwarebytes EDR: Your FAQs, answered!

We get a few questions about ransomware protection and how our Endpoint Detection and Response software can protect you from ransomware. In this post, our security experts answer some of your most frequently asked questions about ransomware and how our EDR can help--lets get started. Q: When...

DFSCoerce, a new NTLM relay attack, can take control over a Windows domain

A researcher has published a Proof-of-Concept PoC for an NTLM relay attack dubbed DFSCoerce. The method leverages the Distributed File System: Namespace Management Protocol MS-DFSNM to seize control of a Windows domain. Active Directory A directory service is a hierarchical arrangement of objects...

Cardiologist moonlighted as successful ransomware developer

The US has charged a 55-year-old French-Venezuelan cardiologist from Venezuela with "attempted computer intrusions and conspiracy to commit computer intrusions". This was revealed in an unsealed complaint in a federal court in Brooklyn, New York. Moises Luis Zagala Gonzales worked as a ransomware...

Beware tragic “my daughter died…” Facebook posts offering free PS5s

Tragic tales are being posted to Facebook, combined with the offer of a giveaway. However, some are perhaps not quite what they seem. The PS5 is still one of the hottest bits of tech around, and near-total lack of availability, combined with a high sale price, means that some people will do...

Ransomware: March 2022 review

The Malwarebytes Threat Intelligence team continuously monitors the threat landscape to stay on top of existing and emerging attacks. In this March 2022 ransomware review, we go over some of the most successful ransomware incidents based on both open source and dark web intelligence. The March da...

Double header: IsaacWiper and CaddyWiper

As war in Ukraine rages, new destructive malware continues to be discovered. In this short blog post, we will review IsaacWiper and CaddyWiper, two new wipers that do not have much in common based on their source code, but with the same intent of destroying targeted Ukrainian computer systems...

KONNI evolves into stealthier RAT

This blog post was authored by Roberto Santos KONNI is a Remote Administration Tool that has being used for at least 8 years. The North Korean threat actor that is using this piece of malware has being identified under the Kimsuky umbrella. This group has been very busy, attacking political...

How to share your Wi-Fi password safely

You may not have as many people visiting your home due to the pandemic, but restrictions are a hit-and-miss affair. Its possible your region has opened up a little, and youre seeing folks in your home for the first time in a long time. They may well be bringing new devices to your home, and you m...

Telegram-powered bots circumvent 2FA

Two-factor authentication is a great way to protect your online accounts, and we always recommend you turn it on. But where users put up walls, you can be sure there are cybercriminals trying to break them down. Yesterday, security intelligence firm, Intel 147, revealed it had noticed an uptick o...

Two Google plans that could make open source code more secure

Recently Google announced that it will fund the further development of Rust. Rust is a low-level programming language that is designed to be more memory secure than other popular programming languages, such as C. Google has also proposed an end-to-end framework for supply chain integrity which it...

Security pros agree about threats—convincing everyone else is the problem

How about that Colonial Pipeline? As troubling as this event may be, for those of us working in the world of cybersecurity it can be hard to convince others to take dangers like this seriously—regardless of how real and immediate they are. “Sadly, the upper leadership team does not understand the...

JBS says it is recovering quickly from a ransomware attack

This week another major supplier reported it had been hit with ransomware. After the Colonial Pipeline attack last month, this time the victim is the worlds largest meatpacker, JBS. JBS halted cattle slaughter at all its US plants on Tuesday after the attack caused their Australian operations to...