Police take a piece out of a ransomware gang, but won’t say which one

One of the worlds ransomware groups appears to be a couple of members short today—and about two million dollars less rich—but nobody is sure which one. Police are staying tight-lipped about whos short-handed following the arrest of two individuals in Kyiv, Ukraine. The arrests are part of a joint...

Teaching cybersecurity skills to special needs children with Alana Robinson: Lock and Code S02E18

School is fully back in session for kids all across the world, and for many students, that means logging back online to learn, do homework, submit assignments, and maybe even continue some distance learning, depending on their schools pandemic precautions. But with more Internet activity comes...

DOJ recovers pipeline ransom, signals more aggressive approach to cybercrime

The US Department of Justice announced Monday that it recovered much of the ransomware payment that Colonial Pipeline paid to free itself from the attack that derailed the oil and gas supplier’s operations for several days last month. The seizure of 63.7 of the initial 75 paid bitcoins represente...

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...

Lock and Code S1Ep21: Lesson planning your school’s cybersecurity with Doug Levin

This week on Lock and Code, we discuss the top security headlines generated right here on Labs and around the Internet. In addition, we talk to Doug Levin, founder of the K12 cybersecurity resource center and advisor to the K12 Security Information Exchange, about how schools can plan for a...

50 percent of schools did not prepare for secure distance learning, Labs report reveals

Education in the United States faced a crisis this year. The looming threat of the coronavirus—which spreads easily in highly-populated, enclosed rooms—forced schools across the country to develop new strategies for education. The dramatic stress of this transition is known. Teachers are working...

Looks like we’re stuck with Zoom: Is it any safer?

Earlier this month, Zoom’s stock price took a dive on news of two promising COVID vaccines offering over 90 percent effectiveness against the virus a third vaccine was just announced. That’s nice. Glad to know some people think this nightmare is ending soon and we’ll all go back to the office and...

RegretLocker, new ransomware, can encrypt Windows virtual hard disks

Cybersecurity researchers discovered a new ransomware last month called RegretLocker that, despite a no-frills package, can do serious damage to virtual hard disks on Windows machines. Through a clever trick, RegretLocker can bypass the often-long encryption times required when encrypting a...

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...

Sandbox in security: what is it, and how it relates to malware

To better understand modern malware detection methods, it’s a good idea to look at sandboxes. In cybersecurity, the use of sandboxes has gained a lot of traction over the last decade or so. With the plethora of new malware coming our way every day, security researchers needed something to test ne...

How exposed are you to cybercrime?

No country, business, or person is immune to cybercrime, and as the Internets influence on our daily lives grows exponentially, so will the level of malicious activity throughout the world. An ever-changing cyber landscape will always carry with it new threats, but are they the same for everyone?...

Web skimmer hides within EXIF metadata, exfiltrates credit cards via image files

They say a picture is worth a thousand words. Threat actors must have remembered that as they devised yet another way to hide their credit card skimmer in order to evade detection. When we first investigated this campaign, we thought it may be another one of those favicon tricks, which we had...

Lock and Code S1Ep3: Dishing on data privacy with Adam Kujawa

This week on Lock and Code, we discuss the top security headlines generated right here on Labs and around the Internet. In addition, we talk to Adam Kujawa, a director of Malwarebytes Labs, about the state of data privacy today, including how users and businesses can protect sensitive information...

Fake “Corona Antivirus” distributes BlackNET remote administration tool

Scammers and malware authors are taking advantage of the coronavirus crisis in full swing. We have seen a number of spam campaigns using COVID-19 as a lure to trick people into installing a variety of malware, but especially data stealers. As more of us work from home, the need to secure your...

Securing the MSP: why they’re their own worst enemy

We've previously discussed threats to managed service providers MSPs, covering their status as a valuable secondary target to both an assortment of APT groups as well as financially motivated threat groups. The problem with covering new and novel attack vectors, however, is that behind each new...

A week in security (April 29 – May 5)

Last week on Labs we discussed the possible exit scam of dark net market Wall Street Market, how the Electrum DDoS botnet reaches 152,000 infected hosts, we looked at the sophisticated threats plague ailing healthcare industry, a mysterious database that exposed personal information of 80 million...

The digital entropy of death: BSides Manchester

Last week, I gave a talk at BSides Manchester based on a previous blog series for Malwarebytes Labs called "The digital entropy of death." What do you do when a relative or close friend dies, leaving all of their digital accounts lying around for anyone to break into and make use of? Which...

Fake Malwarebytes helpline scammer caught in the act

An estimated one in every 10 American adults lost money in a cyber scam in the past 12 months, according to a report released by the FTC earlier in the month. On average, each scam victim lost $430, totaling about $9.5 billion overall. To put this in perspective, that’s over 22 million Americans...

Napoleon: a new version of Blind ransomware

The ransomware previously known as Blind has been spotted recently with a .napoleon extension and some additional changes. In this post, we'll analyze the sample for its structure, behavior, and distribution method. Analyzed samples 31126f48c7e8700a5d60c5222c8fd0c7 - Blind ransomware the first...

Explained: blockchain technology

Last week, we talked about what cryptocurrency is and why cybercriminals love it. We mentioned that cryptocurrency was founded on a technology called blockchain, which is a tight system that, when applied correctly, is more secure than most other financial transactions. In this post, we'll explai...

Payment apps are watching what you say (Lock and Code S07E11)

This week on the Lock and Code podcast … In the United States today, you can have your bank account closed, your credit cards cancelled, and your online payments revoked for any number of crimes, like funding terrorism, engaging in money laundering, or violating sanctions. Sensible, right? Well,...

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...

A week in security (December 2 – December 8)

Last week on Malwarebytes Labs: Europol takes down criminal data hub Manson Market in busy month for law enforcement Americans urged to use encrypted messaging after large, ongoing cyberattack Crypto’s rising value likely to bring new wave of scams AI chatbot provider exposes 346,000 customer...

“Sad announcement” email implies your friend has died

Tech support scammers are again stooping low with their email campaigns. This particular one hints that one of your contacts may have met an untimely end. It all starts with an email titled “Sad announcement” followed by a full name of someone you know. The email may appear to come from the perso...

SMS scammers use toll fees as a lure

In April 2024, the FBI warned about a new type of smishing scam. Smishing is the term we use for phishing attacks sent via text message. This particular smishing scam tries to trick users into clicking a link by telling them they owe a “small amount” in toll fees. The scammers send a text claimin...

TEMU sued for being “dangerous malware” by Arkansas Attorney General

Chinese online shopping giant Temu is facing a lawsuit filed by State of Arkansas Attorney General Tim Griffin, alleging that the retailers mobile app spies on users. “Temu purports to be an online shopping platform, but it is dangerous malware, surreptitiously granting itself access to virtually...

A week in security (June 3 – June 9)

Last week on Malwarebytes Labs: Google will start deleting location history Advance Auto Parts customer data posted for sale Husband stalked ex-wife with seven AirTags, indictment says Microsoft Recall snapshots can be easily grabbed with TotalRecall tool Financial sextortion scams on the rise Sa...

TikTok comes one step closer to a US ban

The US Senate has approved a bill that would effectively ban TikTok from the US unless Chinese owner ByteDance gives up its share of the immensely popular app. Social video platform TikTok has experienced explosive growth since it first appeared in 2017, and is now said to have well over 1.5...

MFA bombing taken to the next level

Simply put, MFA bombing also known as “push bombing” or “MFA fatigue” is a brute force attack on your patience. Cybercriminals use MFA bombing to break into accounts that are protected by multi-factor authentication MFA. MFA normally requires a user to enter a six-digit code sent by SMS, or...

Update Chrome now! Google patches possible drive-by vulnerability

Google has released an update to Chrome which includes seven security fixes. Version 123.0.6312.86/.87 of Chrome for Windows and Mac and 123.0.6312.86 for Linux will roll out over the coming days/weeks. The easiest way to update Chrome is to allow it to update automatically, which basically uses...

Upcoming webinar: How a leading architecture firm approaches cybersecurity

How does a company navigate over 80 years of technical debt? Which tools do a security team of 5 rely on everyday? What threats are considered most dangerous? On March 28, 2024, Malwarebytes CEO, Marcin Kleczynski, and Payette Associates Director of Information Technology, Dan Gallivan, will answ...

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...

How to make a fake ID online, with Joseph Cox: Lock and Code S05E05

This week on the Lock and Code podcast… For decades, fake IDs had roughly three purposes: Buying booze before legally allowed, getting into age-restricted clubs, and, we can only assume, completing nation-state spycraft for embedded informants and double agents. In 2024, thats changed, as the use...

Warning from LastPass as fake app found on Apple App Store

Password Manager LastPass has warned about a fraudulent app called “LassPass Password Manager” which it found on the Apple App Store. The app closely mimics the branding and appearance of LastPass, right down to the interface. So, even if the name was a “happy accident” it seems clear that this w...

“The mother of all breaches”: 26 billion records found online [Updated]

Security researchers have discovered billions of exposed records online, calling it the "mother of all breaches". However, the dataset doesnt seem to be from one single data breach, but more a compilation of multiple breaches. These sets are often created by data enrichment companies. Data...

Update Chrome now! Emergency update patches zero-day

Google has released an emergency security update for Chrome that brings the browsers Stable channel to version 120.0.6099.129 for Mac, Linux and to 120.0.6099.129/130 for Windows. This update includes one security fix for a vulnerability that was subject to an existing exploit. The easiest way to...

Windows Hello fingerprint authentication can be bypassed on popular laptops

Researchers have found several weaknesses in Windows Hello fingerprint authentication on Dell Inspiron 15, Lenovo ThinkPad T14, and Microsoft Surface Pro X laptops. Microsoft’s Offensive Research and Security Engineering MORSE asked the researchers to evaluate the security of the top three...

Chrome pushes forward with plans to limit ad blockers in the future

Google has announced it will shut down Manifest V2 in June 2024 and move on to Manifest V3, the latest version of its Chrome extension specification that has faced criticism for putting limits on ad blockers. Roughly said, Manifest V2 and V3 are the rules that browser extension developers have to...

Malwarebytes consumer product roundup: The latest

At Malwarebytes, we’re constantly evolving to protect our customers. These days, our products don’t just protect you from malware, we protect your identity, defend you from ads, safeguard your social media, and keep your mobile safe too. Here are the innovations we’ve made in our products recentl...

Should you allow your browser to remember your passwords?

At Malwarebytes weve been telling people for years not to reuse passwords, and that a password manager is a secure way of remembering all the passwords you need for your online accounts. But we also know that a password manager can be overwhelming, especially when youre just getting started. Once...

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...

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...

DeepStreamer: Illegal movie streaming platforms hide lucrative ad fraud operation

This investigation was a joint effort between Malwarebytes Threat Intelligence's Jerome Segura, DeepSee's Rocky Moss and Antonio Torres. Key findings Over a dozen unique domains were found selling ad inventory through Google Ad Manager, even though the pages were embedded invisibly under the...

ION starts bringing customers back online after LockBit ransomware attack

ION Group, a financial software firm, is reportedly beginning to bring clients back online after being hit by a ransomware attack late last week. The Russian-linked LockBit ransomware group claimed responsibility for attacking a division of ION Group, which affecting 42 clients in Europe and the...

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...

An 18 year scam odyssey of stranded astronauts

There is a semi-mythical scam which comes around every couple of years, like some sort of digital bad luck version of Halleys Comet. Instead of flood, famine, and the death of Kings, it brings confusion, some level of hilarity, and a slice of sheer disbelief. Unfortunately it also threatens to...

Update Firefox and Thunderbird now! Mozilla patches several high risk vulnerabilities

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. An attacker could exploit some of these vulnerabilities to take control of an affected system. In Firefox 105 a total of seven vulnerabilities were patched, three of which received the...

Final Fantasy 14 players targeted by QR code phishing

Final Fantasy 14, the smash-hit online role playing game, is under fire from scammers. The attack is a devious way to try and compromise player accounts, making use of free item promises and bogus QR codes. As the game is a constantly changing service, its almost impossible to keep up with new...

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...

AirTag stalking: What is it, and how can I avoid it?

More voices are being raised against the use of everyday technology repurposed to attack and stalk people. Most recently, its reported that Ohio has proposed a new bill in relation to electronic tagging devices. The bill, aimed at making short work of a loophole allowing people with no stalking o...