Sextortion “I recorded you” emails reuse passwords found in disposable inboxes

Our malware removal support team recently flagged a new wave of sextortion emails, with the subject line: “You pervert, I recorded you!” If the message sounds familiar, that's because it's a variation of the long-running "Hello pervert" scam. The email claims the target’s device has been infected...

Signal and WhatsApp accounts targeted in phishing campaign

Dutch intelligence services AIVD and MIVD warn that Russian state‑backed hackers are running a large‑scale campaign to break into Signal and WhatsApp accounts of high‑value targets. The targets are said to be senior officials, military personnel, civil servants, and journalists. The attackers are...

Roblox gives predators “powerful tools” to target children, says LA County

Los Angeles County has sued online gaming company Roblox, adding to a series of suits that accuse the virtual worlds platform of misleading parents into thinking it's safe while leaving children exposed to predators and sexually explicit content. The February 19 filing makes LA County the first...

Outlook add-in goes rogue and steals 4,000 credentials and payment data

Researchers found a malicious Microsoft Outlook add-in which was able to steal 4,000 stolen Microsoft account credentials, credit card numbers, and banking security answers. How is it possible that the Microsoft Office Add-in Store ended listing an add-in that silently loaded a phishing kit insid...

Regulators around the world are scrutinizing Grok over sexual deepfakes

Grok’s failure to block sexualized images of minors has turned a single “isolated lapse” into a global regulatory stress test for xAI’s ambitions. The response from lawmakers and regulators suggests this will not be solved with a quick apology and a hotfix. Last week we reported on Grok's apology...

How AI made scams more convincing in 2025

This blog is part of a series where we highlight new or fast-evolving threats in consumer security. This one focuses on howAI is being used to design more realistic campaigns, accelerate social engineering, and how AI agents can be used to target individuals. Most cybercriminals stick with what...

Inside a purchase order PDF phishing campaign

A PDF named "NEW Purchase Order 52177236.pdf" turned out to be a phishing lure. So we analyzed the phishing script behind it. A customer contacted me when Malwarebytes blocked the link inside a “purchase order” email they had received. Malwarebytes blocked this ionoscloud.com subdomain When I...

Watch out for Walmart gift card scams

You’ve probably seen it before—a bright, urgent message claiming you’ve qualified for a $750 or $1000 Walmart gift card. All you have to do is answer a few questions. It looks harmless enough. But once you click, you find yourself in a maze of surveys, redirects, and "partner offers"—without ever...

260 romance scammers and sextortionists caught in huge Interpol sting

Online crime of all kinds is deplorable, but romance scammers and sextortionists who target the most vulnerable victims are among the worst. Now, there’s likely a place for 260 of them in jail, thanks to international law enforcement. Interpol's Operation Contender 3.0 targeted alleged criminals...

A week in security (September 15 – September 21)

Last week on Malwarebytes Labs: ChatGPT Deep Research zero-click vulnerability fixed by OpenAI Disrupted phishing service was after Microsoft 365 credentials Update your Chrome today: Google patches 4 vulnerabilities including one zero-day Age verification and parental controls coming to ChatGPT ...

National Public Data returns after massive Social Security Number leak

Remember that data broker nobody had ever heard of, but managed to leak a database which contained the data of some 2.9 billion people? It's back, and this time with a search function. National Public Data suffered an alleged breach in 2024 against a data base that, it turned out, carried 272...

Apple patches multiple vulnerabilities in iOS and iPadOS. Update now!

Apple released a security update for iOS and iPadOS to patch multiple vulnerabilities, including one that could leak sensitive information when visiting a malicious website and one that allows an attacker to display false information in the address bar. In total, 29 vulnerabilities were patched,...

Booking.com reservation abused as cybercriminals steal from travelers

Robert Woodford, a recruitment marketing specialist, recently shared on LinkedIn how he fell victim to a highly sophisticated scam while booking a hotel in Verona through Booking.com, providing a striking example of how attacks on the hospitality industry affect travelers. After completing a...

What does Facebook know about me? (Lock and Code S06E11)

This week on the Lock and Code podcast … There's an easy way to find out what Facebook knows about you—you just have to ask. In 2020, the social media giant launched an online portal that allows all users to access their historical data and to request specific types of information for download...

Deepfake-posting man faces huge $450,000 fine

A man is facing a $450,000 AU fine after he published deepfake images of prominent Australian women on the now-defunct MrDeepfakes web site. That's if Australia's online safety regulator gets its way. Anthony Rotondo faces charges of posting these and other explicit deepfake images to the...

“Follow me” to this fake crypto exchange to claim $500

A type of crypto scam that we reported about in 2024 has ported over to a new platform and changed tactics—a bit. Where the old scams mostly reached me on WhatsApp, the same group of scammers is now using Direct Messages on X. However, the same old trick of "accidentally" sending you login detail...

PlugX malware deleted from thousands of systems by FBI

The FBI says it has removed PlugX malware from thousands of infected computers worldwide. The move came after suspicion that cybercriminals groups under control of the People’s Republic of China PRC used a version of PlugX malware to control, and steal information from victims' computers. PlugX h...

“Nudify” deepfake bots remove clothes from victims in minutes, and millions are using them

Millions of people are turning normal pictures into nude images, and it can be done in minutes. Journalists at Wired found at least 50 "nudify" bots on Telegram that claim to create explicit photos or videos of people with only a couple of clicks. Combined, these bots have millions of monthly...

Don’t share the viral Instagram Meta AI “legal” post

A new variation of a hoax that has been doing the rounds on Facebook for years has crossed over to Instagram. We’re seeing this post on Instagram Stories a lot suddenly over the last few days. The post is usually posted as a shareable screenshot on Instagram Stories, but it’s also been spotted on...

Hundreds of online stores hacked in new campaign

Whenever you shop online and enter your payment details, you could be at risk of being a victim of fraud. Digital skimmers are snippets of code that have been injected into online stores and they can steal your credit card number, expiration date and CVV/CVC as you type it in. We recently detecte...

Magniber ransomware targets home users

If you’ve been following any news about ransomware, you may be under the impression that ransomware groups are only after organizations rather than individual people, and for the most part that’s true. However, Magniber is one ransomware that does target home users. And its back, with full force,...

‘Poseidon’ Mac stealer distributed via Google ads

On June 24, we observed a new campaign distributing a stealer targeting Mac users via malicious Google ads for the Arc browser. This is the second time in the past couple of months where we see Arc being used as a lure, certainly a sign of its popularity. It was previously used to drop a Windows...

TikTok facing fresh lawsuit in US over children’s privacy

The Federal Trade Commission FTC has announced its referred a complaint against TikTok and parent company ByteDance to the Department of Justice. The investigation originally focused on Musical.ly which was acquired by ByteDance on November 10, 2017, and merged it into TikTok. The FTC started a...

How AI will change your credit card behind the scenes

Many companies are starting to implement Artificial Intelligence AI within their services. Whenever there are large amounts of data involved, AI offers a way to turn that pile of data into actionable insights. And theres a big chance that our data are somewhere in that pile, whether they can be...

Microsoft AI “Recall” feature records everything, secures far less

Developing an AI-powered threat to security, privacy, and identity is certainly a choice, but its one that Microsoft was willing to make this week at its “Build” developer conference. On Monday, the computing giant unveiled a new line of PCs that integrate Artificial Intelligence AI technology to...

“Substantial proportion” of Americans may have had health and personal data stolen in Change Healthcare breach

UnitedHealth Group has given an update on the February cyberattack on Change Healthcare, one of its subsidiaries. In the update, the company revealed the scale of the breach, saying: “Based on initial targeted data sampling to date, the company has found files containing protected health...

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...

Powering the future of ThreatDown with AI

Nobody can deny the influence of AI today. In just a few years, we have observed AIs capacity to be as transformative as the internet and smartphones, especially for cybersecurity. Indeed, the potential of AI to radically simplify complex security environments is unmistakable, and aligns closely...

Stopping a K-12 cyberattack (SolarMarker) with ThreatDown MDR

In early 2024, a large K-12 school district partnered with ThreatDown MDR to strengthen its cybersecurity posture. Shortly after onboarding, ThreatDown MDR analysts detected unusual patterns of activity subsequently identified as the work of SolarMarker, a sophisticated backdoor. It became eviden...

Tax scammer goes after small business owners and self-employed people

While most tax payers don’t particularly look forward to tax season, for some scammers it’s like the opening of their hunting season. So its no surprise that our researchers have found yet another tax-related scam. In this most recent scam, weve not seen the lure the scammer uses, but it is likel...

PetSmart warns customers of credential stuffing attack

Pet retail company PetSmart has emailed customers to alert them to a recent credential stuffing attack. Credential stuffing relies on the re-use of passwords. Take this example: User of Site A uses the same email and password to login to Site B. Site A gets compromised and those login details are...

ThreatDown EDR update: Streamlined Suspicious Activity investigation

Navigating the complex world of alerts just got easier, thanks to our latest enhancements to the ThreatDown Endpoint Detection and Response EDR platform. The detailed technical information in EDR alerts—replete with complicated diagrams and references to advanced cybersecurity tactics—can overwhe...

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 week in security (December 11 – December 17)

Last week on Malwarebytes Labs: PikaBot distributed via malicious search ads Chrome starts the countdown to the end of tracking cookies Apple to introduce new feature that makes life harder for iPhone thieves Recently-patched Apache Struts vulnerability used in worldwide attacks ALPHV ransomware...

Meta is using your public Facebook and Instagram posts to train its AI

Post anything publicly on Facebook and Instagram? Meta has likely been using those posts to train its AI, according to the company's top policy executive. In an interview with Reuters, Meta President of Global Affairs Nick Clegg said the company used the public posts to train the LLM large langua...

Webinar: Bridging digital transformation & cybersecurity

Digital transformation may be revolutionizing businesses and the way we operate, but it also presents notable challenge: How can organizations stay secure amidst the ceaseless tide of change? Our latest Byte Into Security webinar has the answers. Meet the Experts Marcin Kleczynski, CEO of...

The privacy perils of the Metaverse

A recently released report from New York University claims that the Metaverse, an all-in-one virtual online space, poses a potentially major risk to user privacy. This is because headsets and other similar devices can collect an incredible amount of personal, physical and biometric information. T...

QR codes used to phish for Microsoft credentials

Researchers have published details about a phishing campaign that uses QR codes to phish for Microsoft credentials. A QR Quick Response code is a kind of two-dimensional barcode that holds encoded data in a graphical black-and-white pattern. The data that a QR code stores can include URLs, email...

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...

Malwarebytes achieves perfect score in latest AVLab assessment

Malwarebytes has once again earned a perfect score in AVLabs March 2023 real-world malware detection tests, marking the sixth consecutive quarter achieving this feat. Let's delve into the details of the test and how both consumer and business products outperformed competitors in exhaustive testin...

Google aims to reduce data theft with app data and account deletions

Google has made multiple security improvements to the general operation of apps over the last 12 months or so. Its now a little easier to understand what apps want from you. Labels which indicate a level of trustworthiness for developers. Changes made to ensure old, abandoned apps will no longer...

BreachForums to be shut down after all for fear of law enforcement infiltration

On March 15, 2023 US law enforcement arrested a man from New York who was accused of being the administrator of BreachForums, a well-known and probably the largest Dark Web marketplace for stolen data to be leaked and sold. At first, a new administrator rose to the occasion and said they were...

Florida hospital takes entire IT systems offline after 'ransomware attack'

Tallahassee Memorial Healthcare TMH, a major hospital system in northern Florida, has reportedly been experiencing an "IT security issue" since Thursday evening, which impacted some of its IT systems. When TMH learned of the issue, it took its entire IT systems offline as a precaution and contact...

Mailchimp breach feels like deja vu

A threat actor successfully used compromised employee credentials to gain access to 133 accounts on Mailchimp, the mainstream Intuit-owned email marketing platform, in a security incident that recently came to light. "On January 11, the Mailchimp Security team identified an unauthorized actor...

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...

Okta breached last month, no customers compromised

Some of Oktas source code fell into the hands of an unauthorized party. The code was stolen from GitHub in the first part of December, according to a statement issued by the company. In the same statement the company reassured users that there was no impact to any customers. Okta Okta is an acces...

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...

Virtual kidnapping scam strikes again. Spot the signs

Warnings abound of a major new piece of fraud doing the rounds which uses your relatives voice as part of a blackmail scam. What happens is the victim receives a call from said relatives number, and theyre cut off by blackmailers who have them held hostage. The only way to get them back safely is...

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...

Gas, a positive social network for teens (no, really)

A new social network is currently in the news, billed as a positive space for teens to enjoy themselves. Im all for positive spaces online, but what is it, and will teens really be happier there than say Instagram, or even just hanging out in WhatsApp groups? Pump the gas Launched in August of th...