A week in security (December 19 - 25)

Last week on Malwarebytes Labs: 4 over-hyped security vulnerabilities of 2022 Chasing cryptocurrency through cyberspace, with Brian Carter: Lock and Code S03E26 Restaurant platform SevenRooms confirms data breach Adult popunder campaign used in mainstream ad fraud scheme Malwarebytes earns AV-TES...

Play ransomware group claims to have stolen hotel chain data

H-Hotels, a large hospitality chain with 60 hotels across several countries including Germany and Switzerland has announced it has fallen victim to a ransomware attack. The incident, which took place on December 11, is allegedly a double whammy of hijacked devices and data theft…if a ransomware...

Worldwide law enforcement action takes down major DDoS booter services

Criminals making use of booter services which execute Distributed Denial of Service DDoS attacks to take down websites will have to try a little bit harder today: A major international operation has taken no fewer than 48 of the most popular booter services offline. The operation, known as "Power...

How to spot a scam

Unfortunately, scams are a fact of life online. The virtual ties that bind us are international now: Our public telephone numbers, social media accounts, email addresses, messaging apps, dating profiles, and even our physical mailboxes, can all be reached by any criminal and con artist from...

Criminal group busted after stealing hundreds of keyless cars

Europol has disclosed an international operation in which 31 suspects were arrested, 22 locations were searched, and over one million Euros in criminal assets were seized. The organized criminal gang specialized in stealing French keyless cars. Among the arrested were the software developers that...

Credential stuffers take aim at Final Fantasy XIV players

Square Enix, the company behind video games like Final Fantasy XIV, reports that a third party is attempting to gain access to its Account Management System. How is this happening, and what are the risks? More importantly, what do you need to do to ensure your accounts are safe from harm?...

Cyberstalking, pig masks, and cockroaches: Former eBay execs are sentenced

The former Senior Director of Safety & Security at eBay, and the companys former Director of Global Resiliency, have been sentenced to prison for their roles in a cyberstalking campaign. The targets of the campaign were the editor and publisher of a newsletter that eBay executives viewed as...

Ransomware-affected school district refuses to pay, gets stolen data released

Data stolen from Los Angeles Unified School District has been leaked online, after staff refused to pay the ransom related to a ransomware attack. The attackers threatened to release the data if the ransom wasn't paid, and so release it they did. The double extortion tactic Threatening to release...

Facebook users sue Meta for allegedly building "secret workaround" to Apple privacy safeguards

Last week, two Facebook users filed a class-action complaint against Meta in San Francisco's federal court, alleging the company built a "secret workaround" to Apple's safeguards that protect iPhone users from tracking. Facebook circumvents Apple's privacy rules by opening in-app browsers within...

Data broker sued for allegedly selling individuals' sensitive location data

The Federal Trade Commission FTC has sued data broker Kochava for allegedly selling information that would allow for individuals whereabouts to be traced to sensitive locations. The information included location data from hundreds of millions of phones, including sensitive locations that could be...

Chromium browsers can write to the system clipboard without your permission

If you are a user of Google Chrome or any other Chromium-based web browser, then websites may push anything they want to the operating system's clipboard without your permission or any user interaction. This means that by simply visiting a website, the data on your clipboard may be overwritten...

Explained: Steganography

Steganography is the prime example of effectively hiding something in plain sight. The word steganography comes from the Greek words "stegos" meaning "cover" and "grafia" meaning "writing." Steganography, then, is defined as "covered writing." In essence, we use the name steganography for every...

The FTC will go after companies misusing location, health, and other sensitive data

After the overturning of Roe V Wade, many feared that using, having access to, and sharing reproductive and sexual health data—once done freely—would be outlawed with the practice of abortion in many states. To protect such data from falling into the wrong hands, Congresswoman Sara Jacobs D-CA...

How iPhones can run malware even when they’re off

Most people think that turning off their iPhone - or letting the battery die - means that the phone is, well, off. The thing is, this isnt quite true. In reality, most of the phones functionality has ended, but there are components that mindlessly continue a zombie-like existence, for the most pa...

Craft fair vendors targeted by fake event scammers on Facebook

A real world scam which sucks the fun out of craft fairs has caused nothing but stress for victims. It may sound bizarre, but it’s actually a fairly popular attack focused on small/self-run business owners selling their own creations. Are you ready for a trip to the craft fair? You’re a small...

Apple’s child safety features are coming to a Messages app near you

Apple will soon be rolling out its promised child safety features in the Messages app for users in Australia, Canada, New Zealand, and the UK. The announcement comes four months after the features initial launch in the US on the iOS, iPad, and macOS devices. To make communicating with Messages...

Zloader, another botnet, bites the dust

Microsoft has announced that its Digital Crimes Unit DCU has taken legal and technical action to disrupt a malicious botnet called Zloader. Zloader or Zbot are common names used to refer to any malware related to the ZeuS family. There are a lot of those because the ZeuS banking Trojan source cod...

Four key cybersecurity practices during geopolitical upheaval

Russia’s continued invasion of Ukraine has altered the landscape of cybersecurity threats facing organizations both near and far from the physical threat of war. Disinformation is spreading and being actively fought. The old hacker group Anonymous promised “cyber war” against Russia. One ransomwa...

TrickBot takes down server infrastructure after months of inactivity

The king of tricks is dead. Long live the new king. Or will it make a comeback? While we already assumed TrickBot was dead in the water, the shutdown of the server infrastructure on February 24, 2022, did not go unnoticed. Is this really the end of one of the most active botnets in the last decad...

How to update your drivers and when you need to

Many software vendors have a driver updater in their arsenal. But is it really that important to have the latest computer drivers? Where do you get them? And how do you go about updating? Driver updates fix security and compatibility problems, errors, broken code, and sometimes even add features ...

Hive ransomware: Researchers figure out a method to decrypt files

Files encrypted by ransomware cant be recovered without obtaining the decryption key, if the encryption has been done properly. But that doesnt seem to be the case for Hive ransomware. Researchers from the Kookmin University in Korea have published a method for decrypting the data scrambled by...

Meta blows safety bubble around users after reports of sexual harassment

There’s trouble brewing in the Metaverse, but the trouble isnt a particularly new problem. In fact, it’s been an issue for years - and so have many of the solutions. Strangely, Meta is having to play catch-up where some basic security and safety settings are concerned in the virtual realm. At...

Securitas breached, 3TB of airport employee records exposed

An unsecured AWS server, found open to the public Internet, is the root cause of a huge compromise of data of airport employees in Colombia and Peru. This server, according to a report, belongs to Securitas, a Stockholm-based multinational company that provides security services like security...

A week in security (Dec 20 – 26)

Last week on Malwarebytes Labs: When a deepfake “empire” continues to grow Everything you always wanted to know about NFTs but were too afraid to ask: Lock and Code S02E24 Police forces pipe 225 million pwned passwords into ‘Have I Been Pwned?’ Logistics giant warns of scams following ransomware...

Grindr fined for selling user data to advertisers

Dating network Grindr has been slapped with a US$7.7 million fine by Norwegian regulator Datatilsynet for sharing data with advertisers. Grindr—which call itself the worlds largest social networking app for gay, bi, trans, and queer people—sold data which includes GPS, IP address, age, and gender...

Good news: Stalkerware survey results show majority of people aren’t creepy

Back in July, we sent out a survey to Malwarebytes Labs readers on the subject of stalkerware—the term used to describe apps that can potentially invade someone’s privacy. We asked one question: “Have you ever used an app to monitor your partner’s phone?” The results were reassuring. We received...

Explained: security certificates

As a result of my PowerShell series 1,2,3, where I used the handling of certificates as an example, mainly because I wanted a method to keep track easier of which certificates were being added by malware, I've have received some questions about how security certificates work and how they stopped...

Solution Corner: Malwarebytes Endpoint Protection

We’ve been busy here at Malwarebytes with several product announcements recently. Malwarebytes Incident Response was released in late April, providing threat detection and remediation via our new cloud-based platform. Right on its heels, leveraging the same platform is Malwarebytes Endpoint...

PHP2Shell: Why many websites had to go offline

If you’ve encountered websites in maintenance mode today, it may be a security precaution. Reports of attacks targeting two critical PHP vulnerabilities have prompted warnings to install emergency updates and consider temporarily taking affected services offline until they can be patched. The...

Update Chrome and ChromeOS to fix critical security issues

Google has released updates for the Chrome browser and the ChromeOS operating system. On October 6, Google released a Stable Channel Update for Desktop. This is the most important one for desktop users. It brings Chrome to version 155.0.8059.39 for Linux and versions 154.0.8037.39/.40 for Windows...

Flock cameras are tracking people as well as cars

Flock Safety’s cameras are automated license plate readers ALPRs designed to help police find stolen cars or wanted suspects. A joint investigation by 404 Media and WIRED, based on data recovered from a physically removed Flock camera, found that its on-device software explicitly detects people a...

Android malware creates a hidden copy of your banking app

Researchers at Group-IB found that the Android banking Trojan Gigabud can create a separate work profile on an infected phone and run a cloned banking app inside it. The attacker can then carry out fraudulent transactions in the new profile, potentially separating them from signs of malware...

BlueMoon exploit kit turns Chrome and Windows flaws into attacks

BlueMoon, a shared Chrome and Windows exploit kit, shows why “patch later” is becoming a dangerous gamble. Security updates are easy to put off. The browser still opens, Windows still works, and choosing to relaunch your browser or restart your computer later can feel harmless. But a newly...

New Instagram and Facebook rules set a default two-hour limit for teens

Meta decided that discretion was the better part of valor on Wednesday, agreeing to settle a landmark child safety case for up to $17 billion. The agreement would introduce a default two-hour daily limit for teens on Instagram and Facebook, overnight restrictions, and a range of other protections...

Browser Guard gets even better with Access Control

Have you ever been on a website when a pop-up suddenly asked for access to your camera, microphone, location, or notifications? Whether you clicked “allow,” dismissed it, or just wondered why it appeared, those permission requests aren’t always harmless. Some sites can abuse those permissions. Wi...

Timeshare owners warned to watch out for cartel-linked scams

If you own a timeshare and have been searching for a way out, you need to know who may be targeting you. In February, the US Treasury Department announced sanctions against a timeshare fraud network linked to a major Mexican drug cartel, the Jalisco New Generation Cartel CJNG. These aren’t your...

Blocking children from social media is a badly executed good idea

While we can probably all agree that there is more than enough proof that social media is bad for the mental health of our children, the methods we are trying to block or ban them seem to do more harm than good. Across the world, lawmakers are tripping over each other to be seen “doing something”...

Asking AI for personal advice is a bad idea, Stanford study shows

Stanford computer scientists just proved what therapists already suspected: AI chatbots will agree with almost anything you say to keep you happy. The researchers caught these systems validating dangerous decisions just to maintain user engagement. That's a worrying development, especially given...

Attackers impersonate Temu in ClickFix $Temu airdrop scam

Update Friday, March 13: A Temu spokesperson contacted us to say: " Temu has not issued any cryptocurrency, token, or digital asset—including any so-called "Temu Coin." Any airdrop, wallet claim, or cryptocurrency offer purporting to be from Temu is fraudulent and has no connection to our company...

Canadian police trialling facial recognition bodycams

A municipal police force in Canada is now using facial recognition bodycams, it was revealed this week. The police service in the prairie city of Edmonton is trialling technology from US-based Axon, which makes products for the military and law enforcement. Up to 50 officers are taking part in th...

How CVSS v4.0 works: characterizing and scoring vulnerabilities

The Common Vulnerability Scoring System CVSS provides software developers, testers, and security and IT professionals with a standardized way to assess vulnerabilities. You can use CVSS to assess the threat level of each vulnerability and then prioritize mitigation accordingly. This article...

WhatsApp closes loophole that let researchers collect data on 3.5B accounts

Messaging giant WhatsApp has around three billion users in more than 180 countries. Researchers say they were able to identify around 3.5 billion registered WhatsApp accounts thanks to a flaw in the software. That higher number is possible because WhatsApp’s API returns all accounts registered to...

A week in security (November 10 – November 16)

Last week on Malwarebytes Labs: Be careful responding to unexpected job interviews Your passport, now on your iPhone. Helpful or risky? 1 million victims, 17,500 fake sites: Google takes on toll-fee scammers Are you paying more than other people? NY cracks down on surveillance pricing We opened a...

Phishing emails disguised as spam filter alerts are stealing logins

Cybercriminals are spoofing "email delivery" notifications to look like they came from spam filters inside your own organization. The goal is to lure you to a phishing site that steals login credentials—credentials that could unlock your email, cloud storage or other personal accounts. The email...

Cyberattacks on UK water systems reveal rising risks to critical infrastructure

Digital intruders have been targeting UK drinking water systems in what seems to be a growing risk. Recorded Future News sent a request to the UK's Drinking Water Inspectorate DWI, the organization responsible for ensuring that drinking water is safe, for details on cyberattacks affecting the...

A week in security (October 27 – November 2)

Last week on Malwarebytes Labs: Update Chrome now: 20 security fixes just landed How scammers use your data to create personalized tricks that work Ransomware gang claims Conduent breach: what you should watch for next Fake PayPal invoice from Geek Squad is a tech support scam Atlas browser’s...

How scammers use your data to create personalized tricks that work

Think of your digital footprint as your online shadow—the trail you leave behind whenever you browse, post, shop, or even appear in someone’s contact list. It’s your likes, reviews, comments, and all the little traces you didn’t mean to share. Together, they paint a picture of you—one that friend...

Atlas browser’s Omnibox opens up new privacy and security risks

It seems that with every new agentic browser we discover yet another way to abuse one. OpenAI recently introduced a ChatGPT based AI browser called Atlas. It didn’t take researchers long to find that the combined search and prompt bar—called the Omnibox—can be exploited. By pasting a specially...

Around 70 countries sign new UN Cybercrime Convention—but not everyone’s on board

Around 70 countries have signed the new United Nations UN Convention against Cybercrime—the first global treaty designed to combat cybercrime through unified international rules and cooperation. The treaty needs at least 40 UN member states to ratify it before it becomes international law. Once t...

Under the engineering hood: Why Malwarebytes chose WordPress as its CMS

It might surprise some that a security company would choose WordPress as the backbone of its digital content operations. After all, WordPress is often associated with open-source plugins, community themes, and a wide range of deployment practices—some stronger than others. But that perception...