New macOS malware steals sensitive info, including a user's entire Keychain database

A new macOS malware--called MacStealer--that is capable of stealing various files, cryptocurrency wallets, and details stored in specific browsers like Firefox, Chrome, and Brave, was discovered by security researchers from Uptycs, a cybersecurity company specializing in cloud security. It can al...

[Updated April 3] 3CX desktop app used in a supply chain attack

Researchers have found that the 3CX desktop app may be compromised and used in supply chain attacks. The 3CX Desktop App is a Voice over Internet Protocol VoIP type of application which is available for Windows, macOS, Linux and mobile. Many large corporations use it internally to make calls, vie...

USB bombs sent to news organizations

We've warned about the possible dangers arising from plugging in unknown USB sticks before, but the dangers we're concerned with are normally confined to your data. However, this week we learned a far more serious threat. No fewer than five different news agencies in Ecuador were sent parcels...

Ransomware review: March 2023

This article is based on research by Marcelo Rivero, Malwarebytes' ransomware specialist, who builds a monthly picture of ransomware activity by monitoring the information published by ransomware gangs on their Dark Web leak sites. This information represents victims who were successfully attacke...

8 cybersecurity tips to keep you safe when travelling

The best way to keep your devices safe when you're travelling is to be unplugged. If you don't need it, don't take it with you. But since that is not always an option, here are some tips to keep you safe while you travel. 1. Backup before you go The consequences of losing your device or having it...

Fighting online censorship, or, encryption's latest surprise use-case, with Mallory Knodel: Lock and Code S04E05

Government threats to end-to-end encryption--the technology that secures your messages and shared photos and videos--have been around for decades, but the most recent threats to this technology are unique in how they intersect with a broader, sometimes-global effort to control information on the...

How to set up two-factor authentication on Twitter using a hardware key

If you use text based authentication as an additional level of security for your Twitter account, you may be aware that this option will be reserved for paying Twitter Blue subscribers come mid-March. This post explains how to enable hardware key authentication instead. Enabling a hardware securi...

TikTok car theft challenge: Hyundai, Kia fix flaw

Car manufacturer Hyundai, and its subsidiary Kia, began rolling out a free software update on February 14, 2023, to address a flaw in their anti-theft software, which was highlighted in a social media challenge. The release of the update came nine months after an uptick in car theft of the affect...

A week in security (February 6 - 12)

Last week on Malwarebytes Labs: Two year old vulnerability used in ransomware attack against VMware ESXi On the 20th Safer Internet Day, what was security like back in 2004? Florida hospital takes entire IT systems offline after 'ransomware attack' Introducing Malwarebytes Mobile Security for...

Beware fake Facebook emails saying "your page has been disabled"

Facebook users need to be on their guard for bogus emails claiming to be from Facebook, that tell users their account has been disabled. The emails make use of the classic "apply some pressure" tactics so beloved of scammers everywhere. A missive that makes you shrug wont get you clicking bogus...

40% of online shops tricking users with “dark patterns”

The European Commission has been looking at retail websites to see if they're misleading consumers with "dark patterns". Spoiler: Yes, they are. The Commission, along with the national consumer protection authorities of 23 EU member states, plus Norway and Iceland, have released the results of...

New data wipers deployed against Ukraine

As war in Ukraine rages, new destructive malware continues to be discovered. In a recent tweet, the Ukrainian Computer Emergency Response Team CERT-UA named five wipers used against Ukrinform, Ukraines national news agency. It suspects a link to the Sandworm group. UPDATE: UAC-0082 suspected...

3 ways Malwarebytes helps you browse securely and privately online

Malicious links. Third-party ad trackers. Information-gobbling data brokers. Lets face it, the Internet is kind of like the Wild West when it comes to threats to our privacy and security. And unfortunately, it takes a little more than a cowboy hat and a pistol to defend yourself out there. Thats...

VASTFLUX ad fraud massively affected millions of iOS devices, dismantled

Researchers have successfully dismantled a massive ad fraud campaign they stumbled upon by accident. The Satori Threat Intelligence and Research Team dubbed the campaign VASTFLUX, a portmanteau of "fast flux"--an evasion technique involving the constant changing of IP addresses behind a single...

4 ways to protect your privacy while scrolling

Privacy is a right that is yours to value and defend. Article 8 of the Human Rights Act protects your right to respect for your private and family life. One of the pillars of the article is that personal information about you including official records, photographs, letters, diaries, and medical...

"Untraceable" surveillance firm sued for scraping Facebook and Instagram data

Days after Meta achieved victory after suing the NSO Group for Computer Fraud and Abuse Act charges, Meta filed a lawsuit against surveillance company Voyager Labs for violations of its Terms and Policies and California law. According to court documents, Voyager Labs created 38,000 fake accounts ...

5 must-haves for K-12 cybersecurity

Over the years, cyberattacks on K-12 schools and districts have steadily increased, and in 2022 that trend only continued. In the first half of 2022 alone, the education sector saw an average of almost 2,000 attacks every week--a 114% increase compared to two years ago. The tight budgets of many...

A week in security (January 1 - 8)

Last week on Malwarebytes Labs: Why does technology no longer excite us? Lock and Code S04E01 New device? Here's how to safely dispose of your old one LastPass updates security notice with information about a recent incident Okta breached last month, no customers compromised Update VPN Plus Serve...

BEC scammers go after more than just money

In a joint Cybersecurity Advisory CSA the Federal Bureau of Investigation FBI, the Food and Drug Administration Office of Criminal Investigations FDA OCI, and the US Department of Agriculture USDA recently observed incidents of Business Email Compromise BEC with a new twist. In these incidents th...

Is an outsourced SOC worth it? Looking at the ROI of MDR

In the turbulent world of cybersecurity, one thing is for certain: Threats are evolving in ways that make them harder for organizations to predict--and stop. For businesses with scarce security staff resources and disconnected, complex toolsets, keeping up with todays cyberthreats is even harder...

Security advisories are falling short. Here's why, with Dustin Childs: Lock and Code S03E25

Decades ago, patching was, to lean into a corny joke, a bit patchy. In the late 90s, the Microsoft operating system OS Windows 98 had a supportive piece of software that would find security patches for the OS so that users could then download those patches and deploy them to their computers. That...

Malformed signature trick can bypass Mark of the Web

Mark of the Web MOTW--the technology that ensures Windows pops a warning message when trying to open a file downloaded from the Internet--is back in the news, but unfortunately not in a good way. Bleeping Computer reports that a recently uncovered but somewhat old bug has been unearthed which hel...

DeadBolt ransomware gang tricked into giving victims free decryption keys

Dutch police and other law enforcement agencies have managed to trick the DeadBolt ransomware operators into releasing 150 decryption keys for free. The method of obtaining decryption keys was found by a Dutch incident response company called Responders.NU, who shared the method with the police...

Android and Chrome start showing passwords the door

Google has announced that it's bringing passkey support to both Android and Chrome. On May 5, 2022, it said it would implement passwordless support in Android and Chrome and the latest annoncement about passkeys is an important step in that journey. Passkeys Passkeys are a replacement for...

UK government sounds alarm on tax scams

The UK government has issued a warning for people to be on their guard against fake tax rebate scams as they gearing up to fill out their 2021/22 tax returns. Ensuring your self-employed documents are correct and accurate can be a complicated business at the best of times. Having to worry about...

Vulnerable children's identities used in tax fraud scheme

Fraudster Ariel "Melo" Jimenez has been sentenced to 12 years in prison for leading a "tax fraud and identity theft conspiracy" that resulted in the fraudulent claiming of tax credits, earning him millions of dollars. "Ariel Jimenez was the leader of a long-running fraudulent tax business that...

Cyber threat hunting for SMBs: How MDR can help

When you hear the words "cyber threat hunting", you just may picture an elite team of security professionals scouring your systems for malware. Sounds like something only huge businesses or nation states would need to do, right? Not quite. Threat hunting is just as essential for...

What is a keylogger?

A blog post published earlier this year posed the question "Is Grammarly a keylogger?" I have personally had people reference that post and ask me to add detection of Grammarly to Malwarebytes. The answer has always been, "no." Whether or not you like what Grammarly does, Grammarly is not a...

James Webb telescope images used to hide malware

A rather unique approach to spread malware using the popularity of the James Webb telescope images has been identified by the Securonix threat research team. The malware is being spread by a phishing campaign that includes a Microsoft Office attachment. Similar to traditional Office macros, the...

Twilio data breach turns out to be more elaborate than suspected

Earlier this month, messaging service Twilio got compromised by a sophisticated social engineering attack. After deploying phishing attacks against company employees, hackers were able to access user data, but now it seems that the impact of the hack was more elaborate than originally assumed. In...

Binance chief says a “sophisticated hacking team” turned him into a deepfake hologram

Deepfakes are back, and causing major problems for people involved in financial circles. Scammers have been targeting people in the cryptocurrency community for some time now. Theres huge money to be made via the act of ripping folks off. Some of it is phishing, other attacks focus on breaking in...

How to secure a Mac for your kids

If you want to know how to secure your Mac so your kids can use it safely, I can help. In 2018 I decided to give my kids an old Apple laptop to share, and I documented the steps I took to secure it. They were still a few years short of their tenth birthdays, and it was their first computer, so I...

Viral video drives malvertising on social media platform

This blog post was authored by Jerome Segura Viral content shared on social media is highly coveted since it gets a lot of impressions and engagement. Unfortunately, the people who push this kind of content don't always have the best of intentions. We recently identified a malvertising campaign o...

FCC warns of steep rise in phishing over SMS

After the FCC Federal Communications Commission made a huge splash weeks ago when it told Google and Apple to pull TikTok from their respective app stores, the federal agency is now warning Americans of an increased wave of SMS phishing attacks. SMS phishing, otherwise known as smishing or...

To settle with the DoJ, Uber must confess to a cover-up. And it did.

Uber covered up the 2016 data breach that affected its 57 million customers and drivers. The confession came as part of the settlement between the DOJ US Department of Justice and the taxi company, which will see it avoid criminal prosecution. In a press release from the DOJ, Uber "admits that it...

Radioactivity monitoring and warning system hacked, disabled by attackers

The Spanish police arrested two people under the accusation of tampering with the Red de Alerta a la Radiactividad RAR. The RAR is part of the Spanish national security systems and in use to monitor gamma radiation levels across the country. The network is managed, operated and maintained by the...

TikTok owner ByteDance pushed a pro-China agenda to Americans, say former employees

Controversy over supposed pro-China messaging in apps from TikTok owner Bytedance continues to grow. Tales are emerging relating to a now shelved app called TopBuzz. Former employees have spoken to BuzzFeed, making claims of both pro-China content promotion and forms of censorship elsewhere...

T-Mobile agrees to pay customers $350 million in settlement over data breach

T-Mobile has agreed to pay $350 million to settle class action claims related to a 2021 cyberattack which impacted around 80 million US residents. Under the proposed settlement, T-Mobile would also commit to an aggregate incremental spend of $150 million for data security and related technology i...

How the FBI quietly added itself to criminals’ instant message conversations

Motherboard has disclosed some information about Operation Trojan Shield, in which the FBI intercepted messages from thousands of encrypted phones around the world. These messages are now used in courts across the world as corroborating evidence. Operation Trojan Shield The US Federal Bureau of...

Ransomware review: June 2022

Malwarebytes Threat Intelligence builds a monthly picture of ransomware activity by monitoring the information published by ransomware gangs on their Dark Web leak sites. This information represents victims who were successfully attacked but opted not to pay a ransom. In June, LockBit was the mos...

Raccoon Stealer returns with a new bag of tricks

The popular malware Raccoon stealer, which suspended operations after a developer allegedly died in the Ukraine invasion, has returned. Raccoon stealer is malware as a service, with the developers selling it to would-be users. The operation is a tightly-run ship, to the extent that customers have...

LinkedIn scams are a “significant threat”, warns FBI

Digital currency fraud is a growing issue on social media, and LinkedIn is no different. In fact, according to according to Sean Ragan, the FBI’s special agent in charge of the San Francisco and Sacramento, California, field offices, cryptocurrency scams are big business on LinkedIn. "It’s a...

Karakurt extortion group: Threat profile

The FBI Federal Bureau of Investigation, together with CISA Cybersecurity and Infrastructure Security Agency and other federal agencies, recently released a joint cybersecurity advisory CSA about the Karakurt data extortion group also known as Karakurt Team and Karakurt Lair. Like RansomHouse,...

Awful 4chan chat bot spouts racial slurs and antisemitic abuse

“A robot may not injure a human being or, through inaction, allow a human being to come to harm” Science fiction readers, and many others, will recognize Asimov’s first law of robotics. After reading about a bot called GPT-4chan I was wondering whether we should include: “A bot may not insult a...

Introducing EDR for Linux: Remediating and isolating threats on Linux servers

We’re excited to announce our new EDR for Linux offering, which extends our advanced protection and response capabilities to Linux devices via Nebula and OneView. In this post, we show you what remediating and isolating threats on Linux servers looks like with Malwarebytes EDR for Linux. Let’s ge...

Twitter fined $150M after using 2FA phone numbers for marketing

The Federal Trade Commission FTC and the Department of Justice DOJ have ordered Twitter to pay a $150M penalty for using users account security data deceptively. The deception violates an FTC order from 2011, that bars Twitter from "misleading consumers about the extent to which it protects the...

Eerie GoodWill ransomware forces victims to publish videos of good deeds on social media

Ransomware does what the name implies: holds your files or network to ransom. Pay the authors, typically in cryptocurrency, and you may get your files back. Refuse, and the files could be lost forever or even leaked to the far corners of the net. Sometimes creators of ransomware try different...

How the Saitama backdoor uses DNS tunnelling

Thanks to the Malwarebytes Threat Intelligence Team for the information they provided for this article. Understandably, a lot of cybersecurity research and commentary focuses on the act of breaking into computers undetected. But threat actors are often just as concerned with the act of breaking o...

Chicago students lose data to ransomware attackers

Chicago Public Schools CPS disclosed on Friday that students may have had their data taken in a ransomware incident involving one of its vendors. The ransomware attack happened last December at Battelle for Kids BfK, based in Columbus Ohio, which develops services to provide innovation in schools...

Long lost @ symbol gets new life obscuring malicious URLs

Threat actors have rediscovered an old and little-used feature of web URLs, the innocuous @ symbol we usually see in email addresses, and started using it to obscure links to their malicious websites. Researchers from Perception Point noticed it being used in a cyberattack against multiple...