MFA bombing taken to the next level

Simply put, MFA bombing also known as “push bombing” or “MFA fatigue” is a brute force attack on your patience. Cybercriminals use MFA bombing to break into accounts that are protected by multi-factor authentication MFA. MFA normally requires a user to enter a six-digit code sent by SMS, or...

Upcoming webinar: How a leading architecture firm approaches cybersecurity

How does a company navigate over 80 years of technical debt? Which tools do a security team of 5 rely on everyday? What threats are considered most dangerous? On March 28, 2024, Malwarebytes CEO, Marcin Kleczynski, and Payette Associates Director of Information Technology, Dan Gallivan, will answ...

American Express warns customers about third party data breach

American Express has sent affected customers a warning that “a third party service provider engaged by numerous merchants experienced unauthorized access to its system.” In a subsequent update, American Express explained that it was not a service provider, but a merchant processor that suffered t...

Pig butchering scams, how they work and how to avoid them

Pig butchering scams are big business. There are hundreds of millions of dollars involved every year. The numbers are not very precise because some see them as a special kind of romance scam, while others classify them as investment fraud. The victims in Pig Butchering schemes are referred to as...

Patch now! Roundcube mail servers are being actively exploited

The Cybersecurity & Infrastructure Security Agency CISA has added a vulnerability in Roundcube Webmail to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. This means that Federal Civilian Executive Branch FCEB agencies need to remediate this vulnerability by...

Clorox counts the cost of cyberattack

Cleaning products maker Clorox has reported losses of $49 million in connection to a cyberattack it suffered in August of last year. On Monday, August 14, 2023, Clorox disclosed it had identified unauthorized activity on some of its IT systems. Despite a business continuity plan, the incident...

Malwarebytes wins every MRG Effitas award for 2 years in a row

ThreatDown Endpoint Protection EP achieved the highest possible score 100% and received certifications for Level 1, Exploit, Online Banking, and Ransomware in the most recent anti-malware efficacy assessment results for the Q3 2023 evaluation performed by MRG Effitas, a world leader in independen...

2024 State of Ransomware in Education: 92% spike in K-12 attacks

This article is based on research by Marcelo Rivero, Malwarebytes’ ransomware specialist, who monitors information published by ransomware gangs on their Dark Web sites. In this report, “known attacks” are those where the victim did not pay a ransom. This provides the best overall picture of...

Apple to introduce new feature that makes life harder for iPhone thieves

Reportedly, Apple has plans to make it harder for iPhone thieves to steal your personal information even if they have your device’s passcode. A new feature called Stolen Device Protection is included in the beta version of iOS 17.3. The feature limits access to your private information in case...

Microsoft Teams used in phishing campaign to bypass multi-factor authentication

Attackers believed to have ties to Russia's Foreign Intelligence Service SVR are using Microsoft Teams chats as credential theft phishing lures. Microsoft Threat Intelligence has posted details about the perceived attacks targeted at fewer than 40 unique global organizations. The targeted...

Microsoft validation error allowed state actor to access user email of government agencies and others

Microsoft is getting criticized for the way in which it handled a serious security incident that allowed a suspected Chinese espionage group to access user email from approximately 25 organizations, including government agencies and related consumer accounts in the public cloud. The attacks were...

ChatGPT writes insecure code

Research by computer scientists associated with the Universite du Quebec in Canada has found that ChatGPT, OpenAI's popular chatbot, is prone to generating insecure code. "How Secure is Code Generated by ChatGPT?" is the work of Raphael Khoury, Anderson Avila, Jacob Brunelle, and Baba Mamadou...

Breast cancer photos published by ransomware gang

The Russia-linked ALPHV ransomware group, also known as BlackCat, has posted sensitive clinical photos of breast cancer patients--calling them "nude photos"--to extort money from the Lehigh Valley Health Network LVHN. This has triggered a chorus of accusations from the cybersecurity community, wi...

TikTok "a loaded gun" says NSA

America's TikTok-addicted youth is playing with a "loaded gun" according to General Paul Nakasone, Director of the National Security Agency NSA. Speaking at a US Senate hearing on Wednesday, the general said "one third of Americans get their news from TikTok", adding "one sixth of American youth...

KillNet hits healthcare sector with DDoS attacks

At the end of January, the Health Sector Cybersecurity Coordination Center warned that the KillNet group is actively targeting the US healthcare sector with distributed denial-of-service DDoS attacks. The Cybersecurity and Infrastructure Security Agency CISA says it helped dozens of hospitals...

Update now! GoAnywhere MFT zero-day patched

An emergency patch 7.1.2 has been released for an actively exploited zero-day vulnerability found in the GoAnywhere MFT administrator console. GoAnywhere MFT, which stands for managed file transfer, is a software solution that allows businesses to manage and exchange files in a secure and complia...

ION starts bringing customers back online after LockBit ransomware attack

ION Group, a financial software firm, is reportedly beginning to bring clients back online after being hit by a ransomware attack late last week. The Russian-linked LockBit ransomware group claimed responsibility for attacking a division of ION Group, which affecting 42 clients in Europe and the...

University suffers leaks, shutdowns at the hands of Vice Society

The Vice Society ransomware gang is back and making some unfortunate waves in the education sector. According to Bleeping Computer, the Society has held their ransomware laden hands up and admitted an attack on the University of Duisberg-Essen. Sadly this isnt the Universitys first encounter with...

The weirdest security stories of 2022

Theres been a lot of weird and frankly bizarre attacks over the course of 2022, nestled in amongst the usual ransomware outbreaks and data breaches. Whether were talking social media, email, or even malware, theres been a mind bending tale of tall behaviour in almost every corner. Its time to...

A week in security (December 5 - 11)

Last week on Malwarebytes Labs: Security advisories are falling short. Here's why, with Dustin Childs: Lock and Code S03E25 Eufy "no cloud" security cameras streaming data to the cloud Snapchat gives Californians more power over their personal data Update now! Emergency fix for Google Chrome's V8...

Optus data breach "attacker" says sorry, it was a mistake

Since Australian telecoms company Optus disclosed a security breach on September 22, 2022, a lot has been happening. Much of it reads like a movie script. Prologue A hacker acting under the pseudonym "optusdata" claims to have stolen the data of 10 million Optus customers. The information include...

Uber hacked

Uber informed the public on Thursday it was responding to a cybersecurity incident after somebody breached its network. From what we have been able to find out so far, the attacker managed to compromise an employees access to the chat app Slack. The intruder may also have gained access to the...

Final Fantasy 14 players targeted by QR code phishing

Final Fantasy 14, the smash-hit online role playing game, is under fire from scammers. The attack is a devious way to try and compromise player accounts, making use of free item promises and bogus QR codes. As the game is a constantly changing service, its almost impossible to keep up with new...

Can your EDR handle a ransomware attack? 6-point checklist for an anti-ransomware EDR

Most cybersecurity experts agree that having Endpoint Detection and Response software is essential to fighting ransomware today--but not every EDR is equal. Businesses, especially small-to-medium sized ones with limited budget or IT resources, need to make sure that their EDR is cost-effective,...

Roblox breached: Internal documents posted online by unknown attackers

A data compromise situation has impacted Roblox Corporation, the developers of the massive smash-hit video game Roblox. An as-yet unknown attacker has breached an employee account, and is in the process of exposing the data theyve collected. Nobody knows if theyve exhausted their newly-plundered...

DFSCoerce, a new NTLM relay attack, can take control over a Windows domain

A researcher has published a Proof-of-Concept PoC for an NTLM relay attack dubbed DFSCoerce. The method leverages the Distributed File System: Namespace Management Protocol MS-DFSNM to seize control of a Windows domain. Active Directory A directory service is a hierarchical arrangement of objects...

Serious vulnerabilities found in ITarian software, patches available for SaaS products

Dutch research group DIVD has identified multiple vulnerabilities in ITarian products. In cooperation with DIVD, ITarian has made patches available to deal with these vulnerabilities for its SaaS platform. Software as a service SaaS is a software distribution model in which a cloud provider hosts...

AirTag stalking: What is it, and how can I avoid it?

More voices are being raised against the use of everyday technology repurposed to attack and stalk people. Most recently, its reported that Ohio has proposed a new bill in relation to electronic tagging devices. The bill, aimed at making short work of a loophole allowing people with no stalking o...

Potential cybersecurity impacts of Russia’s invasion of Ukraine

On Thursday night, Russia launched a military invasion of its neighbor and former Soviet Union member Ukraine, drawing a broad rebuke from international leaders, along with significant protest from the Russian public. The toll of human life from this war is unknown, and, like the many internation...

When renting a hitman online goes horribly wrong

You might think looking up an illegal act online, and then visiting a website claiming to be all about doing said act, would be a huge mistake. Nobody would do this, right? Right? Its too wild to contemplate. You can barely move online for warnings about tracking or tracing. Even your web browser...

A multi-stage PowerShell based attack targets Kazakhstan

This blog post was authored by Hossein Jazi. On November 10 we identified a multi-stage PowerShell attack using a document lure impersonating the Kazakh Ministry of Health Care, leading us to believe it targets Kazakhstan. A threat actor under the user name of DangerSklif perhaps in reference to...

A week in security (Oct 25 – Oct 31)

Last week on Malwarebytes Labs Beyond the VPN: Ultimate online privacy with the Tor Project’s Isabela Bagueros: Lock and Code S02E20 Patch now to bypass Firefox add-ons that abuse the proxy API to deny updates How social media mistakes can impact cybersecurity Update now! Apple patches bugs in iO...

Neiman Marcus data breach affects millions

Millions of Neiman Marcus customers have had their personal and financial information exposed in a data breach. In a press release the company confirmed unauthorized access to customer online accounts. According to the press release 4.6 million customers of Neiman Marcus Group stores, specificall...

Telegram-powered bots circumvent 2FA

Two-factor authentication is a great way to protect your online accounts, and we always recommend you turn it on. But where users put up walls, you can be sure there are cybercriminals trying to break them down. Yesterday, security intelligence firm, Intel 147, revealed it had noticed an uptick o...

Teaching cybersecurity skills to special needs children with Alana Robinson: Lock and Code S02E18

School is fully back in session for kids all across the world, and for many students, that means logging back online to learn, do homework, submit assignments, and maybe even continue some distance learning, depending on their schools pandemic precautions. But with more Internet activity comes...

How to clear your cache

The term “cache” refers to a storage container. If you’re familiar with the outdoor recreational activity geocaching, you may be familiar with the term outside of computing. But in website and computer terms, a cache is temporary storage that is used to speed up future requests and load things mo...

DOJ recovers pipeline ransom, signals more aggressive approach to cybercrime

The US Department of Justice announced Monday that it recovered much of the ransomware payment that Colonial Pipeline paid to free itself from the attack that derailed the oil and gas supplier’s operations for several days last month. The seizure of 63.7 of the initial 75 paid bitcoins represente...

LazyScripter: From Empire to double RAT

Malwarebytes’ Threat Intelligence analysts are continually researching and monitoring active malware campaigns and actor groups as the prevalence and sophistication of targeted attacks rapidly evolves. In this paper, we introduce a new APT group we have named LazyScripter, presenting in-depth...

Nude photo theft offers lessons in selfie security

Two former college graduates are in a lot of trouble after breaking into other students accounts and stealing sensitive personal data. They’re facing some serious charges with restitution payments of $35,430, potential jail time, and the threat of very big fines thrown into the mix. What happened...

Barcode Scanner app on Google Play infects 10 million users with one update

UPDATE: February 12, 2021 It has come to our attention that there is another bad actor in this story. Apparently, the original publisher, LAVABIRD LTD, is not the bad actor. It is instead an account under the name "The space team." Nevertheless, there is evidence that updates of Barcode Scanner b...

VideoBytes: Ryuk Ransomware Targeting US Hospitals

Hello Folks! In this Videobyte, we’re talking about why hospitals are being targeted by the Ryuk ransomware, what tricks they are using to pull this off and what their motivations might be. Ryuk ransomware is being spread to hospitals using targeted phishing emails that infect systems with the...

Lock and Code S1Ep21: Lesson planning your school’s cybersecurity with Doug Levin

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 Doug Levin, founder of the K12 cybersecurity resource center and advisor to the K12 Security Information Exchange, about how schools can plan for a...

50 percent of schools did not prepare for secure distance learning, Labs report reveals

Education in the United States faced a crisis this year. The looming threat of the coronavirus—which spreads easily in highly-populated, enclosed rooms—forced schools across the country to develop new strategies for education. The dramatic stress of this transition is known. Teachers are working...

RegretLocker, new ransomware, can encrypt Windows virtual hard disks

Cybersecurity researchers discovered a new ransomware last month called RegretLocker that, despite a no-frills package, can do serious damage to virtual hard disks on Windows machines. Through a clever trick, RegretLocker can bypass the often-long encryption times required when encrypting a...

Sandbox in security: what is it, and how it relates to malware

To better understand modern malware detection methods, it’s a good idea to look at sandboxes. In cybersecurity, the use of sandboxes has gained a lot of traction over the last decade or so. With the plethora of new malware coming our way every day, security researchers needed something to test ne...

How exposed are you to cybercrime?

No country, business, or person is immune to cybercrime, and as the Internets influence on our daily lives grows exponentially, so will the level of malicious activity throughout the world. An ever-changing cyber landscape will always carry with it new threats, but are they the same for everyone?...

Web skimmer hides within EXIF metadata, exfiltrates credit cards via image files

They say a picture is worth a thousand words. Threat actors must have remembered that as they devised yet another way to hide their credit card skimmer in order to evade detection. When we first investigated this campaign, we thought it may be another one of those favicon tricks, which we had...

Facial recognition: tech giants take a step back

Last week, a few major tech companies informed the public that they will not provide facial recognition software to law enforcement. These companies are concerned about the way in which their technology might be used. What happens when software that threatens our privacy falls into the hands of...

iOS Mail bug allows remote zero-click attacks

On Monday, ZecOps released a report about a couple concerning vulnerabilities with the Mail app in iOS. These vulnerabilities would allow an attacker to execute arbitrary code in the Mail app or the maild process that assists the Mail app behind the scenes. Most concerning, though, is the fact th...

Fake “Corona Antivirus” distributes BlackNET remote administration tool

Scammers and malware authors are taking advantage of the coronavirus crisis in full swing. We have seen a number of spam campaigns using COVID-19 as a lure to trick people into installing a variety of malware, but especially data stealers. As more of us work from home, the need to secure your...