QxSearch hijacker fakes failed installs

Recently, one of the more dominant search hijacker families on our radar has started to display some curious behavior. The family in question is delivered by various Chrome extensions and classified as PUP.Optional.QxSearch because of its description in listings of installed extensions, which tel...

Data and device security for domestic abuse survivors

For more than a month, Malwarebytes has worked with advocacy groups, law enforcement, and cybersecurity researchers to deliver helpful information in fighting stalkerware—the disturbing cyber threat that enables domestic abusers to spy on their partners’ digital and physical lives. While we’ve...

Your device, your choice: AdwCleaner now detects preinstalled software

For years, Malwarebytes has held firm to a core belief about you, the user: You should be able to decide for yourself which apps, programs, browsers, and other software end up on your computer, tablet, or mobile phone. Basically, it’s your device, your choice. With the latest update to Malwarebyt...

Mobile stalkerware: a long history of detection

Recently, we have received an alarming question from many Malwarebytes users, asking, “Do you detect stalkerware?” The answer is an overwhelming, “Absolutely, and for good reason!” Moreover, we have been doing so for a long time, and are expanding our efforts in the months to come. Going back mor...

Adware and PUPs families add push notifications as an attack vector

Some existing families of potentially unwanted programs and adware have added browser push notifications to their weapons arsenal. Offering themselves up as browser extensions on Chrome and Firefox, these threats pose as useful plugins then haggle users with notifications. A family of search...

A week in security (June 3 – 9)

Last week on Malwarebytes Labs, we rounded up some leaks and breaches, reported about Magecart skimmers found on Amazon CloudFront CDN, proudly announced we were awarded as Best Cybersecurity Vendor Blog at the annual EU Security Blogger Awards, discussed how Maine inches closer to shutting down...

Malwarebytes Labs wins best cybersecurity vendor blog at InfoSec’s European Security Blogger Awards

Infosec Europe is now well underway, and last night was the annual EU Security Blogger Awards, where InfoSecurity Magazine: …recognises the best blogs in the industry as first nominated by peers and then judged by a panel of mostly respected industry experts. Malwarebytes Labs was announced as...

CVE-2019-6739

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Malwarebytes Antimalware 3.6.1.2711. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. There is an issue with the way the product handle...

CVE-2019-6739

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Malwarebytes Antimalware 3.6.1.2711. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. There is an issue with the way the product handle...

Design/Logic Flaw

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Malwarebytes Antimalware 3.6.1.2711. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. There is an issue with the way the product handle...

CVE-2019-6739

CVE-2019-6739 affects Malwarebytes Anti-Malware (v3.6.1.2711). A vulnerability in URI handling within certain schemes allows remote code execution when a user visits a crafted web page. The root cause is improper sanitization of special characters in URIs, enabling arbitrary code execution in the...

CVE-2019-6739

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Malwarebytes Antimalware 3.6.1.2711. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. There is an issue with the way the product handle...

Fake Instagram Apps on Google Play Harvest User Logins

Three apps on Google Play claiming to help Instagram users amass followers have been found stealing usernames and passwords for the social photo service. The fake apps were uncovered by Malwarebytes, and are still available, according to Nathan Collier, a security researcher with the firm. “As th...

Awakening the beast: BatMobi adware

On February 12, a patron of the Malwarebytes Forum alerted us of an issue with ad redirects that seemed to come out of nowhere. An outcry from other commenters filled the forum thread, all experiencing the same redirects to the same exact websites. Our web protection team traced the offending...

A week in security (March 11 – 17)

Last week on Malwarebytes Labs, we looked at the Lazarus group in our series about APT groups, we discussed the introduction of Payment Service Directive 2 PSD2 in the EU, we tackled Google’s Nest fiasco, and the launch of Mozilla's Firefox Send. In addition, we gave you an overview of the...

Emotet revisited: pervasive threat still a danger to businesses

One of the most common and pervasive threats for businesses today is Emotet, a banking Trojan turned downloader that has been on our list of top 10 detections for many months in a row. Emotet, which Malwarebytes detects as Trojan.Emotet, has been leveled at consumers and organizations across the...

A week in security (March 4 – 11)

Last week, Malwarebytes Labs released its in-depth, international data privacy survey of nearly 4,000 individuals, revealing that every generation, including Millennials, cares about online privacy. We also covered a novel case of zombie email that involved a very much alive account user, delved...

Google Chrome zero-day: Now is the time to update and restart your browser

Update 2019-03-21 A proof of concept for CVE-2019-5786 was published by Exodus Intel. In our earlier post we exercised caution before claiming we would have blocked this zero-day, but we can now say with confidence that an older version of Malwarebytes 1.12.1.122 would have mitigated this attack:...

A week in security (February 18 – 24)

Last week on Malwarebytes Labs, we explored the world of crack hunting, gave you a 101 on the world of bots and their threats and advantages, and took a look at some clever phishing scams. We also explained how a Mac fends off malware, posted a handy “lazy person's guide to cybersecurity,” and du...

Malwarebytes Anti-Malware URI Handler Remote Command Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Malwarebytes Anti-Malware. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. There is an issue with the way the product handles URIs...