Forced Chrome extensions get removed, keep reappearing

In the continued saga of annoying search extensions we have a new end-of-level boss. Victims have been reporting browser extensions that were removed by Malwarebytes, but “magically” came back later. Since the victims also complained about the message saying their browser was "managed", we had a...

Cybersecurity agencies: You don’t have to delete PowerShell to secure it

Microsofts PowerShell is a useful, flexible tool that is as popular with criminals as it is with admins. Cybercrooks like it becasue PowerShell is powerful, available almost everywhere, and doesnt look out of place running on a company network. In most places it isnt practical to block PowerShell...

Russian Hackers Exploiting Microsoft Follina Vulnerability Against Ukraine

The Computer Emergency Response Team of Ukraine CERT-UA has cautioned of a new set of spear-phishing attacks exploiting the "Follina" flaw in the Windows operating system to deploy password-stealing malware. Attributing the intrusions to a Russian nation-state group tracked as APT28 aka Fancy Bea...

Watch out for the email that says “You have a new voicemail!”

A phishing campaign is using voicemail notification messages to go after victims Office 365 credentials. According to researchers at ZScaler, the campaign uses spoofed emails with an HTML attachment that contains encoded javascript. The email claims that you have a new voicemail and that you can...

A week in security (June 13 – June 19)

Last week on Malwarebytes Labs: Serious vulnerabilities found in ITarian software, patches available for SaaS products Update Chrome now: Four high risk vulnerabilities found Taking down the IP2Scam tech support campaign Don’t panic! “Unpatchable” Mac vulnerability discovered Introducing...

The vulnerability of the MBAMChameleon.sys driver of the Malwarebytes anti-virus protection software allows a hacker to trigger a service failure.

The vulnerability of the MBAMChameleon.sys driver in the Malwarebytes antivirus protection software exists due to insufficient validation of input data. Exploiting this vulnerability can allow a hacker to cause a service failure by sending specially crafted data...

Instagram scam steals your selfies to trick your friends

What would you do if a friend of yours set up a NSFW account, and then used it to follow you on Instagram? Would you check it out? We recently learned of a group of friends who had to ask themselves exactly that. Fortunately, they realised that something was off. The account wasnt the real owners...

Introducing Malwarebytes Vulnerability Assessment for OneView: How to check for Common Vulnerabilities and Exposures (CVEs)

Malwarebytes is happy to announce our Vulnerability Assessment module for OneView, our multi-tenant console where you can manage Malwarebytes Nebula accounts, subscriptions, invoicing, and integrations. This module enables our MSPs to scan, identify, and assess vulnerabilities in customers’ digit...

ASyncRat surpasses Dridex, TrickBot and Emotet to become dominant email threat

Earlier this year Malwarebytes released its 2022 Threat Review, a review of the most important threats and cybersecurity trends of 2021, and what they could mean for 2022. Among other things it covers the years alarming rebound in malware detections, and a significant shift in the balance of emai...

Tor’s (security) role in the future of the Internet, with Alec Muffett

Tor has a storied reputation in the world of online privacy. The open-source project lets people browse the Internet more anonymously by routing their traffic across different nodes before making a final connection between their device and a desired website. Its something weve discussed previousl...

Ransomware: May 2022 review

The Malwarebytes Threat Intelligence team monitors the threat landscape continuously and produces monthly ransomware reports based on a mixture of proprietary and open-source intelligence. Conti sleight of hand? Although LockBit remained the most widely-deployed ransomware in May 2022, it was,...

Introducing EDR for Linux: Remediating and isolating threats on Linux servers

We’re excited to announce our new EDR for Linux offering, which extends our advanced protection and response capabilities to Linux devices via Nebula and OneView. In this post, we show you what remediating and isolating threats on Linux servers looks like with Malwarebytes EDR for Linux. Let’s ge...

Introducing Malwarebytes DNS Filtering module: How to block sites and create policy rules

We’re happy to announce Malwarebytes DNS Filtering, a new module for the Nebula platform which helps block access to malicious websites and limit threats introduced by suspicious content. But how exactly does it work, you ask? In this post, we give a basic walkthrough of the module, starting off...

FAQ: Mitigating Microsoft Office’s ‘Follina’ zero-day

On Monday May 30, 2022, Microsoft issued CVE-2022-30190 for a zero-day remote code vulnerability, Follina, already being exploited in the wild via malicious Word documents. Q: What exactly is Follina? A: Follina is the nickname given to a new vulnerability discovered as a zero-day and identified ...

Chinese Hackers Begin Exploiting Latest Microsoft Office Zero-Day Vulnerability

An advanced persistent threat APT actor aligned with Chinese state interests has been observed weaponizing the new zero-day flaw in Microsoft Office to achieve code execution on affected systems. "TA413 CN APT spotted in-the-wild exploiting the Follina zero-day using URLs to deliver ZIP archives...

How the Saitama backdoor uses DNS tunnelling

Thanks to the Malwarebytes Threat Intelligence Team for the information they provided for this article. Understandably, a lot of cybersecurity research and commentary focuses on the act of breaking into computers undetected. But threat actors are often just as concerned with the act of breaking o...

Update now! Apple patches zero-day vulnerability affecting Macs, Apple Watch, and Apple TV

Apple has released security updates for a zero-day vulnerability that affects multiple products, including Mac, Apple Watch, and Apple TV. The flaw is an out-of-bounds write issue—tracked as CVE-2022-22675—in AppleAVD, a decoder that handles specific media files. An out-of-bounds write or read fl...

Recovering from romance scams with Cindy Liebes: Lock and Code S03E10

Earlier this year, many members of the public were introduced to the facets of a long-ignored crime in cyberspace: The romance scam. A flashy documentary called The Tinder Swindler had premiered on Netflix, and in it, filmmakers documented the efforts of one man to manipulate several women into...

Ransomware: April 2022 review

The Malwarebytes Threat Intelligence team monitors the threat landscape continuously and produces monthly ransomware reports based on a mixture of proprietary and open-source intelligence. April 2022 was most notable for the emergence of three new ransomware-as-a-service RaaS groups—Onyx, Mindwar...

“Reject All” cookie consent button is coming to European Google Search and YouTube

Google will soon be giving European countries a "Reject All" button in the Search and YouTube cookie consent banner. This change, which was revealed by Googles Product Manager for Privacy, Safety & Security Sammit Adhya in a blog post, has already been rolled out in France and will be cascaded to...