Sodinokibi ransomware gang auctions off stolen data

Is it legal to buy stolen data from criminals? In most countries the answer would be no. But will it lead to a penalty or a fine? That is a different question and I’m afraid some companies and organizations will be inclined to seriously consider the last question even when they know the answer to...

New LNK attack tied to Higaisa APT discovered

This post was authored by Hossein Jazi and Jérôme Segura On May 29th, we identified an attack that we believe is part of a new campaign from an Advanced Persistent Threat actor known as Higaisa. The Higaisa APT is believed to be tied to the Korean peninsula, and was first disclosed by Tencent...

Teaching from home might become part of every teachers’ job description

“Hey Joe, I wanted to remind you that starting next Monday you will be expected to teach from home. The lesson material is in your inbox along with the list of pupils that are expected to follow them. We are sure it will take some adjustments, but we trust that by working together we can make the...

A brief history of video game saves and data modification

Games consoles and handhelds have always been an interesting battleground for hacking activities. The homebrew scene for using hardware in interesting ways has a long and varied history, especially where porting games to run on different platforms is concerned. Tampering with games while playing...

Coronavirus campaigns lead to surge in malware threats, Labs report finds

In the first three months of 2020, as the world clamped down to limit coronavirus, cyber threats ramped up. Our latest, special edition for our quarterly CTNT report focuses on recent, increased malware threats which all have one, big thing in common—using coronavirus as a lure. Our report,...

A week in security (May 25 – 31)

Last week on Malwarebytes Labs, we published our most recent episode of our podcast Lock and Code, providing an in-depth discussion on web browser privacy, looked at the membership bump for the Coalition against Stalkerware, and dug into EDR solutions. We also looked at twists added to the threat...

Maze: the ransomware that introduced an extra twist

An extra way to create leverage against victims of ransomware has been introduced by the developers of the Maze ransomware. If the victim is not convinced that she should pay the criminals because her files are encrypted, there could be an extra method of extortion. Over time, more organizations...

The best test for an EDR solution is one that works for you

Since its inception, the endpoint detection and response EDR market has evolved rapidly with new innovations to better address the cyber landscape and meet customers’ needs for an effective and simple solution that just works. But finding something that just works means something quite different...

Coalition Against Stalkerware bulks up global membership

Today, the Coalition Against Stalkerware brought aboard 11 new organizations to address the potentially dangerous capabilities of stalkerware, an invasive, digital threat that can rob individuals of their expectation of, and right to, privacy. These types of apps can provide domestic abusers with...

Lock and Code S1Ep7: Sounding the trumpet on web browser privacy with Pieter Arntz

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 Pieter Arntz, malware intelligence researcher at Malwarebytes, about web browser privacy—an often neglected subcategory of data privacy. Without the prop...

Going dark: encryption and law enforcement

UPDATE, 05/22/2020: In the advent of the EARN IT Act, the debate on government subversion of encryption has reignited. Given that the material conditions of the technology have not changed, and the arguments given in favor of the bill are not novel, we've decided to republish the following blog...

Shining a light on “Silent Night” Zloader/Zbot

When it comes to banking Trojans, ZeuS is probably the most famous one ever released. Since its source code originally leaked in 2011, several new variants proliferated online. That includes a past fork called Terdot Zbot/Zloader, which we extensively covered in 2017. But recently, we observed...

10 best practices for MSPs to secure their clients and themselves from ransomware

Lock-downs and social distancing may be on, but when it comes to addressing the need for IT support—whether by current of potential clients—it’s business as usual for MSPs. And, boy, is it a struggle. On the one hand, they keep an eye on their remote workers to ensure they’re still doing their jo...

When the coronavirus infodemic strikes

Social media sites are stepping up their efforts in the war against misinformation… specifically, the coronavirus/COVID-19 infodemic30461-X/fulltext. There’s a seemingly endless stream of potentially dangerous misinformation flying around online related to the COVID-19 pandemic, and that could ha...

A week in security (May 11 – May 17)

Last week on Malwarebytes Labs, we explained why RevenueWire has to pay $6.7 million to settle FTC charges, how CVSS works: characterizing and scoring vulnerabilities, and we talked about how and why hackers hit a major law firm with Sodinokibi ransomware. We also launched another episode of our...

Sodinokibi drops greatest hits collection, and crime is the secret ingredient

When a group of celebrities ask to speak with their lawyer, they usually don’t have to call in a bunch of other people to go speak with their lawyer. However, in this case it may well be a thing a little down the line. A huge array of musicians including Bruce Springsteen, Lady Gaga, Madonna, Run...

How CVSS works: characterizing and scoring vulnerabilities

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

RevenueWire to pay $6.7 million to settle FTC charges

What can you do as a scammer when no legitimate payment provider wants to process your payments anymore? Or, what if you are growing sick and tired of these same payment providers reimbursing disgruntled customers who claim that your products didn't fix computers, like—you know—you said they woul...

Lock and Code S1Ep6: Recognizing facial recognition’s flaws with Chris Boyd

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 Chris Boyd, lead malware intelligence analyst at Malwarebytes, about facial recognition technology—its early history, its proven failures at accuracy, an...

Data privacy law updates eyed by Singapore

In early 2019, Singapore’s data privacy regulators proposed that the country’s data privacy law could use two new updates—a data breach notification requirement and a right of data portability for the country’s residents. The proposed additions are commonplace in several data privacy laws around...

New Mac variant of Lazarus Dacls RAT distributed via Trojanized 2FA app

This blog post was authored by Hossein Jazi, Thomas Reed and Jérôme Segura. We recently identified what we believe is a new variant of the Dacls Remote Access Trojan RAT associated with North Korea's Lazarus group, designed specifically for the Mac operating system. Dacls is a RAT that was...

Credit card skimmer masquerades as favicon

Malware authors are notorious for their deceptive attempts at staying one step ahead of defenders. As their schemes get exposed, they always need to go back to their bag of tricks to pull out a new one. When it comes to online credit card skimmers, we have already seen a number of evasion...

Explained: cloud-delivered security

As a counterpart to security for your assets in the cloud, you may also run into solutions that offer security from the cloud. These solutions are generally referred to as cloud-delivered security. Cloud-delivered security is sometimes called security-as-a-service which we will avoid here as it...

A week in security (April 27 – May 3)

Last week on Malwarebytes Labs, we looked at how secure the cloud is, understood why unexpected demand can influence an organization to consider their “just in time” JIT system, speculated on why the threat actors behind the Troldesh ransomware suddenly released thousands of decryption keys,...

What to do when you receive an extortion email

In the last few weeks, there has been an upswing in people receiving threatening, extortion email messages, demanding payment to avoid release of sensitive information. Most of the time, these emails are what we call "sextortion" emails, as they claim that malware on your computer has captured...

Cybersecurity and the economy: when recession strikes

Cybercrime and the economy have always been intertwined, but with COVID-19 on the road to causing a seemingly inevitable global recession, many are asking what, exactly, will the impact be on cybercrime. Will criminals step up and increase malware production, ramp up phishing attacks, do whatever...

VPNs are mainstream, which is good news

Virtual private networks VPNs have been growing in popularity for the last three years, a notable trend revealed in a collaborative report PDF by Top10VPN and GlobalWebIndex. This year is no different. When a majority of the world’s internet users are in isolation due to the COVID-19 global...

Threat actors release Troldesh decryption keys

Update: Kaspersky has updated their ShadeDecryptor tool to include decryption for the keys released by "shade team". You can download the tool and find instructions here. A GitHub user claiming to represent the authors of the Troldesh Ransomware calling themselves the “Shade team” published this...

Switching from a “Just in Time” delivery system should include planning ahead

As it becomes clear that some things will never again be the same after the global coronavirus pandemic, it is time to prepare for the future. The cybersecurity implications of upcoming changes will be most noticeable in organizations that rely on security models like the software defined...

Cloud data protection: how to secure what you store in the cloud

The cloud has become the standard for data storage. Just a few years ago, individuals and businesses pondered whether or not they should move to the cloud. This is now a question of the past. Today, the question isn't whether to adopt cloud storage but rather how. Despite its rapid pace of...

Lock and Code S1Ep5: Mythbusting and understanding VPNs with JP Taggart

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 JP Taggart, senior security researcher at Malwarebytes, about VPNs—debunking their myths, explaining their actual capabilities, and providing some advice...

Introducing Malwarebytes Privacy

Here at Malwarebytes, we’re no strangers to using virtual private networks VPNs to protect our privacy while browsing online. Regular readers of our blog will remember that we’ve advised on VPN usage on many occasions, whether for mobile device users looking for anonymity or business owners wanti...

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...

The passwordless present: Will biometrics replace passwords forever?

When it comes to securing your sensitive, personally identifiable information against criminals who can engineer countless ways to snatch it from under your nose, experts have long recommended the use of strong, complex passwords. Using long passphrases with combinations of numbers, letters, and...

A week in security (April 13 – 19)

Last week on Malwarebytes Labs, we looked at how to avoid Zoom bombing, weighed the risks of surveillance versus pandemics, and dug into a spot of WiFi credential theft. Other cybersecurity news: Malware creeps back into the home: With a pandemic forcing much of the workforce into remote position...

Discord users tempted by bots offering “free Nitro games”

The last few weeks have seen multiple instances of problematic bots appearing in Discord channels. They bring tidings of gifts, but the reality is quite a bit different. Given so many more young kids and teens are at home during the current global lockdown, they may well see this scam bouncing...

New AgentTesla variant steals WiFi credentials

AgentTesla is a .Net-based infostealer that has the capability to steal data from different applications on victim machines, such as browsers, FTP clients, and file downloaders. The actor behind this malware is constantly maintaining it by adding new modules. One of the new modules that has been...

Mass surveillance alone will not save us from coronavirus

As the pattern-shattering truth of our new lives drains heavy—as coronavirus rends routines, raids our wellbeing, and whiplashes us between anxiety and fear—we should not look to mass digital surveillance to bring us back to normal. Already, governments have cast vast digital nets. South Koreans...

Keep Zoombombing cybercriminals from dropping a load on your meetings

While shelter in place has left many companies struggling to stay in business during the COVID-19 epidemic, one company in particular has seen its fortunes rise dramatically. Zoom, the US-based maker of teleconferencing software, has become the web conference tool of choice for employees working...

Lock and Code S1Ep4: coronavirus and responding to computer viruses with Akshay Bhargava

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 Akshay Bhargava, Chief Product Officer of Malwarebytes, about the similarities between coronavirus and computer viruses. We discuss computer virus...

APTs and COVID-19: How advanced persistent threats use the coronavirus as a lure

The coronavirus COVID-19 has become a global pandemic, and this is a golden time for attackers to take advantage of our collective fear to increase the likelihood of successful attack. True to form, they've been doing just that: performing spam and spear phishing campaigns using coronavirus as a...

Online credit card skimming increased by 26 percent in March

Crisis events such as the current COVID-19 pandemic often lead to a change in habits that captures the attention of cybercriminals. With the confinement measures imposed in many countries, for example, online shopping has soared and along with it, credit card skimming. According to our data, web...

Copycat criminals abuse Malwarebytes brand in malvertising campaign

While exploit kit activity has been fairly quiet for some time now, we recently discovered a threat actor creating a copycat—fake—Malwarebytes website that was used as a gate to the Fallout EK, which distributes the Raccoon stealer. The few malvertising campaigns that remain are often found on...

Cybersecurity labeling scheme introduced to help users choose safe IoT devices

The Internet of Things IoT is a term used to describe a wide variety of devices that are connected to the Internet to improve user experience. For example, a doorbell becomes part of the IoT when it connects to the Internet and allows users to see visitors outside their door. But the way in which...

A week in security (March 30 – April 5)

Last week on Malwarebytes Labs, we offered readers tips for safe online shopping now that cybercriminals are ramping up Internet-based attacks, showed the impact that GDPR has around the world, and helped users understand how social media platforms mine their personal data. We also hosted our...

How social media platforms mine personal data for profit

It’s almost impossible not to rely on social networks in some way, whether for personal reasons or business. Sites such as LinkedIn continue to blur the line, increasing the amount of social function over time with features and services resembling less formal sites, such as Facebook. Can anyone...

GDPR: An impact around the world

A little more than one month after the European Union enacted the General Data Protection Regulation GDPR to extend new data privacy rights to its people, the governor of California signed a separate, sweeping data protection law that borrowed several ideas from GDPR, sparking a torch in a...

Important tips for safe online shopping post COVID-19

As more and more countries order their citizens inside in response to COVID-19, online shopping—already a widespread practice—has surged in popularity, especially for practical items like hand sanitizer, groceries, and cleaning products. When people don’t feel safe outside, it’s only natural they...

Lock and Code S1Ep3: Dishing on data privacy with Adam Kujawa

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 Adam Kujawa, a director of Malwarebytes Labs, about the state of data privacy today, including how users and businesses can protect sensitive information...

Coronavirus Bitcoin scam promises “millions” working from home

In the last week, we’ve seen multiple coronavirus scams pushed by bad actors, including RAT attacks via fake health advisories, bogus e-books working in tandem with Trojans, and lots of other phishing shenanigans. Now we have another one to add to the ever-growing list: dubious coronavirus Bitcoi...