Vulnerability in Windows 10 URI handler leads to remote code execution

Researchers at Positive Security have discovered a drive-by remote code-execution RCE bug in Windows 10. The vulnerability can be triggered by an argument injection in the Windows 10 default handler for ms-officecmd: URIs. It is likely that this vulnerability also exists in Windows 11. What’s...

Windows 10 to retire in four years (or 52 Patch Tuesdays, in sysadmin years)

Microsoft will terminate support for Windows 10 Home and Pro on 14 October 2025, a decade after the original Windows 10 was brought to market. Although some may claim that a Microsoft document has been "quietly edited" over the weekend to reflect this "sudden change", this reveal isnt new. In fac...

How to deactivate or delete your Facebook account

People worldwide use Facebook to connect with friends and family, and to engage in pointless debates with strangers over moderately amusing cat videos. But while some feel that the social media platform is an essential part of life, others find the data scandals and privacy issues disconcerting...

Millions put at risk by old, out of date routers

Since the first stay-at-home measures were imposed by governments to keep everyone safe from the worsening COVID-19 pandemic, we at Malwarebytes have been making sure that you, dear reader, are as cyber-secure as possible in your home network, while you try to work and while your children attend...

How to enable Facebook’s hardware key authentication for iOS and Android

Since 2017 desktop users have had the opportunity to use physical security keys to log in to their Facebook accounts. Now iOS and Android users have the same option too. Physical security keys are a more secure option for two-factor authentication 2FA than SMS which is vulnerable to SIM swap...

New steganography attack targets Azerbaijan

This blog post was authored by Hossein Jazi Threat actors often vary their techniques to thwart security defenses and increase the efficiency of their attacks. One of the tricks they use is known as steganography and consists of hiding content within images. We recently observed a malicious Word...

Browser sync—what are the risks of turning it on?

Modern browsers include synchronization features like Google Chromes Sync so that all your browsers, on all your devices, share the same tabs, passwords, plugins, and other features. While this is certainly convenient, particularly when youre migrating to a new device, synchronizing browsers also...

Smart toy security: How to keep your kids safe this Christmas

Christmas is coming, and so are the smart toys. The ever-present pandemic has meant a lot more staying at home this year. Videogame playing has increased considerably, because why not? Screentime for kids has gone up, because again, it’s bound to. It hasn’t brought about the end of civilisation a...

VideoBytes: Ryuk Ransomware Targeting US Hospitals

Hello Folks! In this Videobyte, we’re talking about why hospitals are being targeted by the Ryuk ransomware, what tricks they are using to pull this off and what their motivations might be. Ryuk ransomware is being spread to hospitals using targeted phishing emails that infect systems with the...

German users targeted with Gootkit banker or REvil ransomware

This blog post was authored by Hasherezade and Jérôme Segura On November 23, we received an alert from a partner about a resurgence of Gootkit infections in Germany. Gootkit is a very capable banking Trojan that has been around since 2014 and possesses a number of functionalities such as keystrok...

Taurus Project stealer now spreading via malvertising campaign

For the past several months, Taurus Project—a relatively new stealer that appeared in the spring of 2020—has been distributed via malspam campaigns targeting users in the United States. The macro-laced documents spawn a PowerShell script that invokes certutil to run an autoit script ultimately...

A week in security (May 11 – May 17)

Last week on Malwarebytes Labs, we explained why RevenueWire has to pay $6.7 million to settle FTC charges, how CVSS works: characterizing and scoring vulnerabilities, and we talked about how and why hackers hit a major law firm with Sodinokibi ransomware. We also launched another episode of our...

Sodinokibi drops greatest hits collection, and crime is the secret ingredient

When a group of celebrities ask to speak with their lawyer, they usually don’t have to call in a bunch of other people to go speak with their lawyer. However, in this case it may well be a thing a little down the line. A huge array of musicians including Bruce Springsteen, Lady Gaga, Madonna, Run...

New AgentTesla variant steals WiFi credentials

AgentTesla is a .Net-based infostealer that has the capability to steal data from different applications on victim machines, such as browsers, FTP clients, and file downloaders. The actor behind this malware is constantly maintaining it by adding new modules. One of the new modules that has been...

A week in security (March 30 – April 5)

Last week on Malwarebytes Labs, we offered readers tips for safe online shopping now that cybercriminals are ramping up Internet-based attacks, showed the impact that GDPR has around the world, and helped users understand how social media platforms mine their personal data. We also hosted our...

Coronavirus scams, found and explained

Coronavirus has changed the face of the world, restricting countless individuals from dining at restaurants, working from cafes, and visiting their loved ones. But for cybercriminals, this global pandemic is expanding their horizons. In the past week, Malwarebytes discovered multiple email scams...

Bring your own privacy: VPNs for consumers and orgs

VPNs virtual private networks have been popular for quite some time now, and they’re worth a huge amount of money for the companies working in this area. They’re also at the forefront of combating potential repression and censorship around the world. It might all sound a bit esoteric and unrelate...

A week in security (December 16 – 22)

Last week on Malwarebytes Labs, we signalled that Mac threat detections have been on the rise in 2019, discussed how a new Consumer Online Privacy Rights Act COPRA would empower American users, warned that the Spelevo exploit kit debuts a new social engineering trick, and let our own Statler and...

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...

Mozilla urges Apple to make privacy a team sport

We often say cybersecurity is a team sport, but, pending a public advocacy campaign from one major tech developer to another, the same might be true for online privacy. Mozilla is currently getting people around the world to lend their voices toward Apple, asking that the company place some extra...

A week in security (April 22 – 28)

Last week on Labs, we looked at security threats to headphones, privacy options in the world of law, and wandered through the FBI’s 2018 IC3 online crime report. We also explored another MageCart attack, and we released our 2019 Q1 Crime Tactics and Techniques report. Other cybersecurity news...

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...

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...

Digital forensics: How to recover deleted files

Where I personally have a problem remembering names and birthdays, computers have a hard time “forgetting” things. Even when we tell them to do so. If you ever unintentionally deleted a file, you may have been able to retrieve it from the Recycle Bin. Or, if it was past that stage and the file wa...

A week in security (October 16 – October 22)

Last week was an eventful one in security, keeping our research and intel teams on their toes. Multiple security researchers homed in on suspicious and malicious apps on Google Play, affecting thousands of Android users. A new variant of Mac malware Proton was also found in the wild, this time...

Why is Malwarebytes blocking CoinHive?

If you've encountered a Malwarebytes web protection block for coinhive.com over the last few weeks, you are either glad about it, angry about it, or don't really care. Since September 19, the second most frequently blocked website for our customers has been coinhive.com, and when we observe that...

National cybersecurity awareness month: simple steps for online safety

With each new devastating breach of security—Equifax, Deloitte, and Sonic, to name a few recent cyber fails—the need for increased cybersecurity awareness has never been more apparent. It’s a good thing, then, that this month is National Cybersecurity Awareness Month NCSAM. Observed every October...

Revolut phishing texts appear days after data breach

Only days after Revolut acknowledged that it disclosed sensitive customer records to an unauthorized party, affected customers are receiving phishing texts. However, we don't know yet if the phishing texts are linked to the breach. The company had accepted fraudulent information requests sent fro...

Your AI chats could be used in court

You might tell an AI chatbot secrets that you wouldn't divulge to your closest friends. If you do, though, beware: They could end up as evidence in court. An article in the Washington Post this week highlighted several cases in which people had discussed sensitive information with AI systems like...

McKesson confirms cyber incident after ShinyHunters claims patient-data theft

Healthcare and pharmaceutical-distribution giant McKesson has disclosed a cybersecurity incident involving unauthorized access to third-party applications and the theft of data. McKesson Corporation is an American healthcare company that distributes pharmaceuticals and provides medical supplies,...

Online backlash ends in Google rolling back Google Earth AI tool after a day

Google has walked back an AI feature that allowed users to generate artificial images inside Google Earth, after a predictable flurry of deepfakes. Google switched on the AI image generation feature inside Google Earth's web version on July 30. It was available to everyone. The system used Google...

How the Reddit and Discord false report scam steals accounts

A stranger messages you on Reddit. They say someone reported them, and the reporting account looks a lot like yours. Was it you? It wasn't. That's not really the point of the message. This version relies entirely on social engineering. There is no malware and no malicious links. It starts with a...

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...

Company bragged phone mics could listen to conversations. They couldn’t.

A media company and two of its marketing partners have been fined for selling a service which, they said, listened in to people's conversations through their phones. Actually they did nothing of the sort. Most people have worried at some point that their phone has been listening to them through t...

Scammers pretending to be Microsoft had help from US executives

A pop-up appears on your computer, warning of a virus. You call the "Microsoft technician" in the pop-up message, and they explain that they need remote access to fix it. Most of us know this script by now. It's a scam, operated by people intent on siphoning money from your account. A court case...

Inside a network of 20,000+ fake shops

We mapped a sprawling fake shop operation of over 20,000 domains, dozens of shared IP addresses and identical storefronts with different names pasted on top. They exist for one purpose: to steal your payment details and personal data. The thread that ties them all together is a browser tab title...

Hacked sites deliver Vidar infostealer to Windows users

In recent years, ClickFix and fake CAPTCHA techniques have become a popular way for cybercriminals to distribute malware. Instead of exploiting a technical vulnerability, these attacks rely on convincing people to run malicious commands themselves. Our researchers have recently detected a campaig...

A fake FileZilla site hosts a malicious download

A trojanized copy of the open-source FTP client FileZilla 3.69.5 is circulating online. The archive contains the legitimate FileZilla application, but with a single malicious DLL added to the folder. When someone downloads this tampered version, extracts it, and launches FileZilla, Windows loads...

The ghosts of WhatsApp: How GhostPairing hijacks accounts

Researchers have found an active campaign aimed at taking over WhatsApp accounts. They've called this attack GhostPairing because it tricks the victim into completing WhatsApp’s own device-pairing flow, silently adding the attacker’s browser as an invisible linked device on the account. Ghost of...

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...

Predatory app downloaded 100,000 times from Google Play Store steals data, uses it for blackmail

A malicious app claiming to be a financial management tool has been downloaded 100,000 times from the Google Play Store. The app— known as “Finance Simplified”—belongs to the SpyLoan family which specializes in predatory lending. Sometimes malware creators manage to get their apps listed in the...

“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...

Update your Android: Google patches two zero-day vulnerabilities

Google has announced patches for several high severity vulnerabilities. In total, 51 vulnerabilities have been patched in November's updates, two of which are under limited, active exploitation by cybercriminals. If your Android phone shows patch level 2024-11-05 or later then the issues discusse...

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...

Billions of scraped Discord messages up for sale

Four billions public Discord messages are for sale on an internet scraping service called Spy.pet. At first sight there doesn’t seem to be much that is illegal about it. The messages were publicly accessible and there are no laws against scraping data. However, it turns out the site did disregard...

Pig butchering scams, how they work and how to avoid them

Pig butchering scams are big business. There are hundreds of millions of dollars involved every year. The numbers are not very precise because some see them as a special kind of romance scam, while others classify them as investment fraud. The victims in Pig Butchering schemes are referred to as...

[updated] Vibrator virus steals your personal information

I know that some of you are expecting a post similar to that about a toothbrush botnet, but this is not a hypothetical case. It actually happened. A Malwarebytes Premium customer started a thread on Reddit saying we had blocked malware from trying to infect their computer after they connected a...

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...

Free access to ThreatDown Application Block: Elevate your Windows security at no cost

Malwarebytes continues to add value to its ThreatDown Bundles with the inclusion of Application Block as free for all ThreatDown Nebula accounts excluding Mobile only accounts. Users dont need to activate this new feature: the policy has been enabled in their account by default. For as many...