Omegle investigation raises new concerns for kids’ safety

Social media site Omegle is under fire after an investigation found boys using the platform to expose themselves on camera, and adults exposing themselves to minors. Omegle users are paired with a random stranger who they can socialize with via text or video chat. An investigation by the British...

Android devices caught in Matryosh botnet

Researchers at Netlab have discovered a new botnet that re-uses the Mirai framework to pull vulnerable Android devices into DDoS attacks. The new botnet, which is called Matryosh, is named after the Russian nesting dolls because the encryption algorithm it uses, and the process of obtaining comma...

$12m Grindr fine shows GDPR’s got teeth

As thoughts turn to Data Privacy this week in a big way, GDPR illustrates it isnt an afterthought. Grindr, the popular social network and dating platform, will likely suffer a $12 million USD fine due to privacy related complaints. What happened here, and what are the implications for future case...

MSPs, have you picked the right PSA for you yet?

Not long ago, we helped MSPs pick the right remote monitoring and management RMM platform for them, and make it an essential part of their service toolkit. As you may recall, an RMM is a tool that helps MSPs do the work. And what better way to track the work—and other elements associated with...

Update your iOS now! Apple patches three zero-day vulnerabilities

Apple has patched three vulnerabilities in iOS and iPadOS that were actively being exploited in targeted attacks. Vulnerabilities that are being exploited in the wild without a patch being available are referred to as zero-days. The vulnerabilities were found and disclosed by Google’s Project Zer...

Spelevo exploit kit debuts new social engineering trick

2019 has been a busy year for exploit kits, despite the fact that they haven't been considered a potent threat vector for years, especially on the consumer side. This time, we discovered the Spelevo exploit kit with its virtual pants down, attempting to capitalize on the popularity of adult...

The little-known ways mobile device sensors can be exploited by cybercriminals

The bevy of mobile device sensors in modern smartphones and tablets make them more akin to pocket-sized laboratories and media studios than mere communication devices. Cameras, microphones, accelerometers, and gyroscopes give incredible flexibility to app developers and utility to mobile device...

A week in security (September 23 – 29)

Last week on Labs, we highlighted an Emotet campaign using Snowden’s new book as a lure, discussed how 15,000 webcams are vulnerable to attack, how insurance data security laws skirt political turmoil, and how the new iOS exploit checkm8 allows permanent compromise of iPhones. Other cybersecurity...

A week in security (August 5 – 11)

Last week on Malwarebytes Labs, we explained how brain-machine interface BMI technology could usher in a world of Internet of Thoughts, why having backdoors is problematic, and how we can improve the security of our smart homes. To cap off Hacker Summer Camp week, the Labs team released a special...

Everything you need to know about ATM attacks and fraud: part 2

This is the second and final installment of our two-part series on automated teller machine ATM attacks and fraud. In part 1, we identified the reasons why ATMs are vulnerable—from inherent weaknesses of its frame to its software—and delved deep into two of the four kinds of attacks against them:...

Enterprise incident response: getting ahead of the wave

Enterprise defenders have a tough job. In contrast to small businesses, large enterprise can have thousands of endpoints, legacy hardware from mergers and acquisitions, and legacy apps that are business critical and prevent timely patching. Add to that a deluge of indicators and metadata from the...

Helping survivors of domestic abuse: What to do when you find stalkerware

We’re going to talk about something different today. We’re going to talk about domestic abuse. Earlier this year, cybersecurity company Kaspersky Lab announced that the latest upgrade to its Android app would inform users about whether their devices were running stealthy, behind-the-scenes...

Five easy ways to recognize and dispose of malicious emails

I suppose we all get our share of spam. Some more than others. But how do we differentiate between simple commercial spam and the types of emails that want to get us in trouble? The unsolicited commercial spam email is generally easy to recognize, report, and discard, but what about more dangerou...

Mobile Menace Monday: A race to hidden ads

Who doesn’t love a good motorcycle racing game, right? How about one easily available on Google Play, a “safe” place for all your Android app desires? How about a bike racing game that sticks with you so much, you can’t easily uninstall it? And it displays hidden ads? Wait, what!? That’s right! I...

Malwarebytes CrackMe 2: contest summary

About three weeks ago, we published our second CrackMe. It triggered a lot of interest, and we got many high-quality write-ups. Choosing the winner was really difficult! In this post, I am going to summarize the contest and comment on the received submissions. CrackMe 2 challenge The topic of the...

LockCrypt ransomware: weakness in code can lead to recovery

At the start of the year, it seemed that 2018 was going to be all about cryptominers. They so overwhelmingly dominated the landscape that it looked like no other threat had a chance. However, ransomware is not giving up the field so fast. There have been new variants popping up every couple of...

“Celebrating Stephen Hawking” with a 419 scam

The recently departed Stephen Hawking is apparently back from the dead, now a target for scammers wanting to extract some quick cash from the unwary in the form of a vaguely surreal 419 scam. The whole thing begins with an email from, er, Stephen Hawking titled "Celebrating Stephen Hawking." Clic...

Drive-by mining and ads: The Wild Wild West

There seems to be a trend lately for publishers to monetize their traffic by having their visitors mine for cryptocurrencies while on their site. The idea is that you are accessing content for free and in exchange, your computer its CPU in particular will be used for mining purposes. The Pirate B...

A week in security (August 21 – August 27)

In our blog posts, we announced the introduction of, and explained the necessity for, real-time protection for our Mac and Android users. Also explaining what you can expect them to do for you and answering the questions that we expect to be frequently asked. We looked at 4 key steps you can take...

Pirated PC games are delivering password-stealing malware

A new Windows malware campaign hides inside pirated PC games and modified installers for franchises like Far Cry, Need for Speed, FIFA, and Assassin’s Creed. Researchers estimate that more than 400,000 devices worldwide have been infected, with around 30,000 users in the US. The infection method ...

Fake software on GitHub and SourceForge distribute Deno RAT

During our threat hunting activities, we found fake installers and plugins impersonating popular software including ChatGPT, Claude, AutoTune, and Kontakt on GitHub and SourceForge distributing a Deno backdoor known as DinDoor. Attackers are using compromised YouTube channels to distribute links ...

ThreatDown achieves perfect score in latest AVLab assessment

ThreatDown has once again earned a perfect score in AVLabs January 2024 real-world malware detection tests, marking the eleventh consecutive quarter in achieving this feat. Let’s delve into the details of the test and how ThreatDown outperformed competitors in exhaustive testing. The AVLab...

Update now! Apple patches vulnerabilities on iPhone and iPad

Apple has released iOS 17.0.3, an emergency update fixing two vulnerabilities, one of which has already been exploited by cybercriminals. The update is available for iPhone XS and later, iPad Pro 12.9-inch 2nd generation and later, iPad Pro 10.5-inch, iPad Pro 11-inch 1st generation and later, iP...

Update Chrome now! Google patches another actively exploited vulnerability

Google has updated the Stable Channel for Chrome to 117.0.5938.132 for Windows, Mac and Linux. This update includes ten security fixes. According to Google there is an active exploit for one of the patched vulnerabilities, which means cybercriminals are aware of the vulnerability and are using it...

Update now! WinRAR files can be abused to run malware

A new version of the file archiving software WinRAR fixes two vulnerabilities that could allow an attacker to execute code on a target system. All the victim has to do is to open a specially crafted archive. After receiving a report about the vulnerability in June, a new version of the software w...

3 tips to raise your backup game

If there was an award for "most overlooked really important thing in computing", backups would win. Every year. So let's put that right and spend a minute or two thinking about backups. Backups are great! Having backups is like having a do-over for your mistakes, and who hasn't wished for that? A...

Malware targets 30 unpatched WordPress plugins

If you make use of plugins on your WordPress site and you probably do, its time to take a good look at whats running under the hood. Ars Technica reports that unpatched vulnerabilities being exploited across no fewer than 30 plugins. A long list of plugin problems If you own or operate a website...

Education hammered by exploits and backdoors in 2021 and 2022

In May of 2021, education underwent a siege of exploit attempts using the vulnerability CVE-2021-21551, which exploits a Dell system driver bug and helps attackers to gain access to a network. Considering that many schools across the United States use Dell hardware, its understandable to see such...

Fake Esports voting sites looking to phish Steam users

We’ve seen Esports occasionally become the focus of gaming or Steam scams. One particular tactic of note was to claim joining an official league is an easy process. Links to third-party hosted files would offer up a supposedly cracked ESEA Esports league client. In reality, it was a data stealing...

Xenomorph banking Trojan downloaded over 50,000 times from Play Store

Besides the name of the creature that “stars” in the Alien movies by 20th Century Fox, Xenomorph is also the name given to an Android banking Trojan. Researchers found this banking Trojan to be distributed on the official Google Play Store, with more than 50,000 installations. The researchers...

A week in security (January 24 – 30)

Last week on Malwarebytes Labs: QNAP update stops Deadbolt ransomware, annoys some users, starts debate Big Mother is watching: What parents REALLY think about tracking their kids Update now! Apple patches another actively used zero-day Let’s Encrypt to revoke “mis-issued” certificates North...

Dridex affiliate dresses up as Scrooge

Threat actors are hoping to catch a few more victims before they leave work for the Christmas holidays. The recent malicious spam campaigns malspam we and others have observed appear to have been created by someone who wants to play Scrooge and add onto peoples already heightened state of anxiety...

Cyberbullying 101: A Primer for kids, teens, and parents

At some point in our lives, we have likely either been bullied, stood back and watched others bullying, or participated in the act. Playing the role of offender, offended, and by-stander has become easier, thanks to the Internet and the technologies that make it possible to keep up connected. In...

ID theft ghouls targeting Surfside victims is appalling, but no surprise

We’ve written at length about account compromise and identity theft, and how criminals will often hijack accounts belonging to dead people. In many ways, it’s the perfect crime for anyone indulging in social engineering. The amount of abandoned accounts due to death can only ever go up, and nobod...

Kaseya update delayed for security reasons

Software vendor Kaseya has been caught in the chaos of a supply-chain compromise by the REvil ransomware gang since Friday. Around 40 managed service providers MSPs that rely on Kaseya VSA software to administer customers IT—and up to 1,500 of their customers—have been stricken with the ransomwar...

Cybercrime, fraud, and insider threats increased in 2020 in the UK, report says

Since the initial lockdown, we have seen the rise of certain types of cybercrime, including scams and fraud campaigns that either bank on the global COVID-19 pandemic or take advantage of potential victims that adhere to work-from-home measures. In the UK, the National Crime Agency NCA has...

WhatsApp calls and messages will break unless you share data with Facebook

WhatsApp told users last week that there was no need for alarm regarding an upcoming privacy policy deadline, as users who refuse to accept the privacy policy will not have their accounts deleted—they will just have their apps rendered useless, eventually incapable of receiving calls and messages...

Bitcoin scammers phish for wallet recovery codes on Twitter

Were no strangers to the Twitter customer support DM slide scam. This is where someone watches an organisation perform customer support on Twitter, and injects themselves into the conversation at opportune moments hoping potential victims don’t notice. This is aided by imitation accounts modelled...

VideoBytes: Offensive security tools and the bad guys that use them

Hello Folks! In this Videobyte, we’re talking about what penetration testing tools malware gangs love to use and why they are better than what you can get on the black market. This article describes the VirusBulletin talk of a security researcher from Interzer Labs, Paul Litvak, in which he...

Keeping ransomware cash away from your business

A ransomware gang has made headlines for donating a big chunk of stolen funds to two charities. Two separate donations given to Children International and The Water Project rang tills to the tune of $10,000 each. Their reason was that they’re targeting “only large profitable corporations, we thin...

Lock and Code S1Ep15: Safely using Google Chrome Extensions with Pieter Arntz

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 Pieter Arntz, malware intelligence researcher for Malwarebytes, about Google Chrome extensions. These sometimes helpful online tools that work directly...

Labs report finds cyberthreats against healthcare increasing while security circles the drain

The team at Malwarebytes Labs is at it again, this time with a special edition of our quarterly CTNT report—Cybercrime tactics and techniques: the 2019 state of healthcare. Over the last year, we gathered global data from our product telemetry, honeypots, threat intelligence, and research efforts...

DEF CON 27 retrospective: badge life redux

Kickstarter or DEF CON attendee? Be forewarned, this light overview contains some mild spoilers. If you want the purest “Da Bomb” experience with no web-based OSINT hints, read no further. I’m not revealing any earth-shattering secrets here, but figured it was worth mentioning. Also DEF CON is ov...

Malwarebytes helps take down massive ad fraud botnets

On November 27, the US Department of Justice announced the indictment of eight individuals involved in a major ad fraud case that cost digital advertisers millions of dollars. The operation, dubbed 3ve, was the combination of the Boaxxe and Kovter botnets, which the FBI—in collaboration with...

A week in security (July 30 – August 5)

Last week, we posted a roundup of spam that may have landed in your mailbox, talked about what makes us susceptible to social engineering tactics, and took a deep dive into big data. Other news: Facebook claimed to have removed accounts that display behavior consistent with possible Russian actor...

Red Hen website suffers SEO spam compromise

If you're thinking about checking out the website owned by the restaurant that asked White House press secretary Sarah Huckabee Sanders to leave the premises, you might want to hold off. There's some site compromise action afoot. Although the homepage appears to be acting in a perfectly normal...

Two major Canadian banks blackmailed after alleged data breach

While the US was celebrating Memorial Day on Monday, Canada was dealing with an unusual data breach affecting two popular financial institutions: Simplii Financial and Bank of Montreal BMO. The CBC broke the story and updated it throughout the day to mention that some 90,000 customers were possib...

Exploring the virtual worlds of advergaming

Games and analytics services ran into one another headfirst recently, in a spat related to the game Conan Exiles. Developers had to remove a tracking service, which allowed game developers to track where Steam players had come from. By generating an API key and integrating it into the game,...

HTTPS: why the green padlock is not enough

When goods get sold in large quantities, the price goes down. This might not be the first law of economics, but it’s applicable. An extrapolation of this is that if there are practically no production costs and no raw materials involved, prices of such goods will drop to zero. Usually, they will ...

Maybe you shouldn’t use LinkedIn

UPDATE: 4/6/2018 LinkedIn reached out for comment on the article, and we'd like to clarify our position based on their concerns. They wrote: Members control their connections, who can see them including keeping them private if they wish and only first degree connections can get access to your...