Watch out for tax-season robocalls pushing fake “relief programs”

While Americans are sorting through paperwork to get their taxes filed in time, scammers are working overtime to grab a piece of the action. As tax season ramps up, so does scam activity. Our telemetry shows a spike in robocalls impersonating tax resolution firms, tax relief agencies, and vaguely...

How to see your Google Search history (and delete it)

Your Google Search history provides one of the most detailed windows into your private life, and I know this because when I looked at my own search history last year, I was overwhelmed by the information buried within. Across just 18 months, Google tracked the 8,079 searches I made and the 3,050...

Samsung TVs stop spying on viewers in Texas. Here’s how to disable ACR anywhere

Samsung has settled a lawsuit with the Texas Attorney General over how its smart TVs collect and monetize viewing data using Automated Content Recognition ACR. As part of the settlement, Samsung agreed to stop collecting ACR data from Texans without explicit, informed consent and to rewrite its...

Scam Guard for desktop: A second set of eyes for suspicious moments

Scams aren’t so obvious anymore. They're well-written, have working grammar, and can lead victims to very convincing branded webpages. Scammers increasingly use AI tools to clone sites and create highly sophisticated scams at scale, so don't expect to rely on spotting obvious typos anymore. That’...

Apple patches zero-day flaw that could let attackers take control of devices

Apple has released security updates for iPhones, iPads, Macs, Apple Watches, Apple TVs, and Safari, fixing, in particular, a zero-day flaw that is actively exploited in targeted attacks. Exploiting this zero-day flaw would allow cybercriminals to run any code they want on the affected device,...

Firefox joins Chrome and Edge as sleeper extensions spy on users

A group of cybercriminals called DarkSpectre is believed to be behind three campaigns spread by malicious browser extensions: ShadyPanda, GhostPoster, and Zoom Stealer. We wrote about the ShadyPanda campaign in December 2025, warning users that extensions which had behaved normally for years...

Why iPhone users should update and restart their devices now

If you were still questioning whether iOS 26+ is for you, now is the time to make that call. Why? On December 12, 2025, Apple patched two WebKit zero‑day vulnerabilities linked to mercenary spyware and is now effectively pushing iPhone 11 and newer users toward iOS 26+, because that’s where the...

“Sleeper” browser extensions woke up as spyware on 4 million devices

Researchers have unraveled a malware campaign that really did play the long game. After seven years of behaving normally, a set of browser extensions installed on roughly 4.3 million Chrome and Edge users’ devices suddenly went rogue. Now they can track what you browse and run malicious code insi...

Update now: November Patch Tuesday fixes Windows zero-day exploited in the wild

These updates fix serious security issues — including one that attackers are already exploiting to take control of Windows systems. By chaining it with other attacks, they can gain full admin access, install malware, steal data, or make deeper changes you wouldn’t normally be able to undo. Run...

Malwarebytes scores 100% in AV-Comparatives Stalkerware Test 2025

The AV-Comparatives Stalkerware Test 2025 delivers a sobering look at the evolving threat posed by stalkerware on mobile devices. Despite measures from both the tech industry and platform providers, stalkerware-type apps, which are apps that can be installed covertly to spy on a victim’s private...

Researchers break OpenAI guardrails

The maker of ChatGPT released a toolkit to help protect its AI from attack earlier this month. Almost immediately, someone broke it. On October 6, OpenAI ran an event called DevDay where it unveiled a raft of new tools and services for software programmers who use its products. As part of that, i...

Startup takes personal data stolen by malware and sells it on to other companies

A tech startup is using personal data stolen by infostealer malware that it has found on the dark web, and then selling access to that data. And it claims to be working within the law. According to 404 Media, for as little as $50, Farnsworth Intelligence will give companies a look at records from...

Fake DocuSign email hides tricky phishing attempt

On my daily rounds, I encountered a phishing attempt that used a not completely unusual, yet clever delivery method. What began as a seemingly routine DocuSign notification turned into a multi-layered deception involving Webflow, a shady redirect, and a legitimate Google login page. Webflow is a...

US airline industry quietly selling flight data to DHS

A data broker owned by some of America's biggest airlines has been selling access to customer flight data to the US Department of Homeland Security DHS. The data, compiled by data broker Airlines Reporting Corporation ARC, includes names, flight itineraries, and financial details. It also covers...

Android devices track you before you even sign in

Google is spying on Android users, starting from even before they have logged in to their Google account. That's what researchers from Dublin’s Trinity College found after they conducted a measurement study to investigate the cookies, identifiers and other data stored on Android devices by Google...

Update now! Apple releases new security patches for vulnerabilities in iPhones, Macs, and more

Apple has released security patches for most of its operating systems, including iOS, Mac, iPadOS, Safari, and visionOS. To check if you’re using the latest software version, go to Settings or System Settings General Software Update. It’s also worth turning on Automatic Updates if you haven’t...

How to back up your iPhone to iCloud

They say the only backup you ever regret is the one you didnt make. iPhone backups can be used to easily move your apps and data to a new phone, to recover things youve lost, or to fix things that have failed. The most convenient way to backup your iPhone is to have it backup to iCloud. Backups a...

Why keeping track of user accounts is important

CISA the Cybersecurity & Infrastructure Security Agency has issued a cybersecurity advisory after the discovery of documents containing host and user information of a state government organization’s network environment—including metadata—on a dark web brokerage site. An attacker managed to...

2 million job seekers targeted by data thieves

A cybercriminal group known as ResumeLooters has infiltrated 65 job listing and retail websites, compromising the personal data of over two million job seekers. The group used SQL injection and cross-site scripting XSS attacks—both common techniques— to extract the sensitive information from the...

A true tale of virtual kidnapping: Lock and Code S05E02

This week on the Lock and Code podcast… On Thursday, December 28, at 8:30 pm in the Utah town of Riverdale, the city police began investigating what they believed was a kidnapping. 17-year-old foreign exchange student Kai Zhuang was missing, and according to Riverdale Police Chief Casey Warren,...

A week in security (January 8 – January 14)

Last week on Malwarebytes Labs: FCC wants cars to make life harder for stalkers Joomla! vulnerability is being actively exploited Act now! Ivanti vulnerabilities are being actively exploited Ransomware review: January 2024 Info-stealers can steal cookies for permanent access to your Google accoun...

Microsoft disables ms-appinstaller after malicious use

In what might be conceived as one of Microsoft’s new year resolutions, it has disclosed that its turned off the ms-appinstaller protocol handler by default. The change is designed to make installing apps easier, but it also makes installing malware easier. Typically, an app needs to be on a devic...

DNA data deserves better, with Suzanne Bernstein: Lock and Code S05E01

This week on the Lock and Code podcast… Hackers want to know everything about you: Your credit card number, your ID and passport info, and now, your DNA. On October 1 2023, on a hacking website called BreachForums, a group of cybercriminals claimed that they had stolen—and would soon...

Roblox and Twitch provider Tipalti breached by ransomware [updated]

As a response to this post, Tipalti reached out to us and asked us to post the following statement: Tipalti takes the security of our systems and data very seriously and has strong security protocols and tools in place. The Tipalti cybersecurity team and third-party forensic experts have been...

Nothing Chats pulled from Google Play

Sometimes it’s all in the name. The Nothing Chats beta has been pulled from the Google Play Store after reports that the company behind it has access to your unencrypted messages. Nothing Phone 2 owners were promised a first-of-its-kind app developed in partnership with Sunbird, which allowed the...

Introducing Security Advisor Site Scores for OneView: Easy assessment of client security for MSPs

In a world rife with cyber threats, it is crucial for Managed Service Providers MSPs to conduct thorough assessments of their clients’ security posture. Even minor misconfigurations, if overlooked, can leave clients vulnerable to attacks. Yet, lacking the necessary tools, many MSP IT teams are in...

Ragnar Locker ransomware group taken down

Even though it had a long run for a ransomware group, it seems the bell might be tolling for Ragnar Locker. On October 19, 2023, the group’s leak site was seized by an international group of law enforcement agencies. The take down action was carried out between 16 and 20 October. During the actio...

3 crucial security steps people should do, but don't

Cybersecurity could be as easy as 1-2-3. The problem, though, is that people have to want it. In new research conducted by Malwarebytes, internet users across the United States and Canada admitted to dismal cybersecurity practices, failing to adopt some of the most basic defenses for staying safe...

Meta subsidiaries must pay $14m over misleading data collection disclosure

Meta has run into yet another bout of court related issues--two subsidiaries have been ordered to pay $14 million regarding undisclosed data collection. The Australian case, which has rumbled on for the best part of two and a half years, has focused on claims related to a now discontinued Virtual...

Black Cat ransomware group wants $4.5m from Reddit or will leak stolen files

The ramifications of a Reddit breach which occurred back in February are now being felt, with the attackers threatening to leak the stolen data. The February attack, billed as a "sophisticated phishing campaign" by Reddit, involved an attempt to swipe credentials and two-factor authentication...

LockBit ransomware advisory from CISA provides interesting insights

The US Cybersecurity and Infrastructure Security Agency CISA, Federal Bureau of Investigation FBI, Multi-State Information Sharing and Analysis Center MS-ISAC, and the cybersecurity authorities of Australia, Canada, United Kingdom, Germany, France, and New Zealand CERT NZ, NCSC-NZ have all...

Unveiling Nebula's Report 2.0: A new approach to security reporting

We're excited to announce Report 2.0, a major upgrade to our report system in Nebula. Report 2.0 is not just a cosmetic touch up--it's a completely revamped security reporting solution designed to cater to your diverse business requirements, allowing for a more dynamic, data-driven approach to IT...

Trusting AI not to lie: The cost of truth: Lock and Code S04E12

In May, a lawyer who was defending their client in a lawsuit against Columbia's biggest airline, Avianca, submitted a legal filing before a court in Manhattan, New York, that listed several previous cases as support for their main argument to continue the lawsuit. But when the court reviewed the...

PharMerica breach impacts almost 6 million people

US pharmacy giant PharMerica has notified over 5.8 million people about a security incident in which it says personal information and medical information may have been obtained by cybercriminals. The Data Breach Notification lists the total number of persons affected as 5,815,591. An investigatio...

QBot changes tactic, remains a menace to business networks

QBot, an infostealer-turned-dropper that aids criminal gangs in their malicious campaigns, is now being distributed as part of a phishing campaign using PDFs and Windows Script Files WSF, according to recent discoveries by malware hunter Proxylife @pr0xylife and the Cryptolaemus group...

Payment giant's point-of-sale outage caused by ALPHV ransomware

On April 12, 2023, payment giant NCR reported it was looking into an issue with its point-of-sale POS systems that caused an outage, leaving customers unable to use the system. The NCR Aloha POS systems are popular in hospitality services. Customers include Wendys, Chuck e Cheese, Cafe Rio, Leean...

TikTok: What’s going on and should I be worried?

Since 2020, several governments and organizations have banned, or considered banning, the immensely popular social media app TikTok from their staffs devices. With all these alarming bells ringing, we thought it might be handy to break down what we know and see if we can plot a sensible strategy...

Business Email Compromise attack imitates vendors, targets supply chains

Today we have a fascinating tale of a business email compromise BEC group steering clear of targeting executives, in favour of fouling up supply chains instead. The attack, which may sound overly complicated, is a fairly streamlined attack with the intention of making a lot of money. BEC: What is...

The rise of multi-threat ransomware

Today we have a ten minute YouTube expedition into the murky world of ransomware. In the video, "The rise of multi-threat ransomware" embedded below, I cover a couple of key talking points that always seem to come up in conversation. Single, double, triple? The video covers how ransomware made th...

Software provider denied insurance payout after ransomware attack

The Supreme Court of Ohio issued a ruling days before the New Year that a software and service provider shouldn't be covered by insurance against a ransomware attack as it didn't cause direct or physical harm to tangible components of software, as it doesnt have any. "When insurance policy covers...

New device? Here's how to safely dispose of your old one

Until recently I had two old phones, one tablet and about 20 hard drives in storage that I was afraid to give up for recycling, or to pass on to someone that could use them. I wanted to dispose of them, but knowing how easy it is to retrieve data--such as personally identifiable information--even...

Millions of Gemini cryptocurrency exchange user details leaked

If youre a user of the Gemini cryptocurrency exchange, its time to be on your guard against phishing attacks. Gemini says its own systems have not been compromised, but an unnamed third party has become the focal point for a breach. On December 13 or some point before, rogues gained access to jus...

Restaurant platform SevenRooms confirms data breach

SevenRooms, a "guest experience and retention platform" for food establishments and hospitality organisations, has confirmed it has fallen victim to a third party vendor data breach. Mostly known for its customer management platform, Seven Rooms' breach came to light after stolen data was seen fo...

Ho, ho, no! Scams to avoid this festive season

Whether youve been naughty or nice, someone will try and stuff a scam down your chimney either way. The FBI is warning of several likely ways to be parted from your funds or logins, and were going to give some additional context along with tips to avoid these digital lumps of coal. Social media...

Raspberry Robin worm used as ransomware prelude

Raspberry Robin aka Worm.RaspberyRobin started out as an annoying, yet relatively low-profile threat that was often installed via USB drive. First spotted in September 2021, it was typically introduced into a network through infected removable drives, often USB devices. Now the worm has been foun...

Former cop abused unrevoked system access to extort women

When Bryan Wilson, a former Louisville Metropolitan Police Department LMPD officer in Kentucky, pleaded guilty to cyberstalking charges in June, details of his crime weren't revealed. Now they have. A new court document discloses facts about how he stole sexually explicit photos and videos from...

Microsoft breach reveals some customer data

Microsoft customers find themselves in the middle of a data breach situation. The Microsoft Security Response Center blog reports that researchers reported a misconfigured Microsoft endpoint on September 24. This miscongifuration resulted in the possibility of "unauthenticated access to some...

Warning: "FaceStealer" iOS and Android apps steal your Facebook login

Earlier this month, security researchers from Meta found 400 malicious Android and iOS apps designed to steal user Facebook login credentials. Such mobile malware, which Malwarebytes detects typically as Android/Trojan.Spy.Facestealer, usually arrives as an app disguised as a useful or entertaini...

Top 5 ransomware detection techniques: Pros and cons of each

In the fight against ransomware, much of the discussion revolves around prevention and response. Actually detecting the ransomware, however, is just as important to securing your business. To understand why, just consider the following example. Lets say youre a farmer taking care of a flock of...

Grand Theft Auto 6 suffers grand theft

For games publisher Take-Two Interactive, damage control is in full effect as word spreads of a Grand Theft Auto-centric network compromise. Developer Rockstar Games has suffered a major leak of upcoming game content, specifically unfinished video footage of Grand Theft Auto 6. The first anyone...