Some of the most devastating ransomware and Trojan malware variants depend on vulnerabilities in the Windows Server Message Block (SMB) to propagate through an organization’s network. Windows SMB is a protocol used by PCs for file and printer sharing, as well as for access to remote services. A patch was released by Microsoft for SMB vulnerabilities in March 2017, but many organizations and home … [Read more...]
December 14, 2018
November 2, 2018
Meet your risk assessment requirements with vsRisk Cloud
Risk assessments play an essential role in information security, as they are the primary way organisations identify vulnerabilities and the ways data breaches can occur. The results of the risk assessment dictate defence strategies and are used by senior staff to allocate information security and business continuity budgets. This shouldn’t be a surprise for organisations that follow the … [Read more...]
October 8, 2018
A week in security (October 1 – 7)
Last week, Malwarebytes welcomed National Cybersecurity Awareness Month by renewing our pledge to do what we do best: offer the best protection for our customers and promote security awareness for all. On Labs, we raised the question of whether it is a good idea to bring your own security or not, talked a little bit more about fileless malware, homed in on a malware campaign targeting Fortnite … [Read more...]
September 28, 2018
September 26, 2018
Buggy implementation of CVE-2018-8373 vulnerability used to deliver Quasar RAT
A variant of a remote code execution vulnerability with Internet Explorer’s scripting engine known as CVE-2018-8373 patched last August has been found in the wild. Looking at the IOCs posted by our colleagues at TrendMicro, we recognized the infrastructure serving this exploit. The same static domain has been active since at least early July, and is being redirected to from an adult website … [Read more...]
September 21, 2018
Simple Authentication and Security Layer (SASL) vulnerabilities
Simple Authentication and Security Layer (SASL) is an authentication layer used in Internet protocols. SASL is not a protocol, but rather a framework that provides developers of applications and shared libraries with mechanisms for authentication, data integrity–checking, and encryption. Within the framework and a few of its plugins, there are a couple of known vulnerabilities that we want to make … [Read more...]
August 27, 2018
A week in security (August 20 – 26)
Last week on Labs, we took a look at insider threats, doubled back on the privacy of search browser extensions, profiled green card scams, revisited Defcon badgelife, and talked about what happens to a user’s accounts when they die. Other cybersecurity news There was an archiving error in Twitch HQ. Unfortunately, that left some private user messages (even those with sensitive info in them) … [Read more...]
August 9, 2018
8 everyday technologies that can make you vulnerable to cyberattacks
The technological advances of the modern world make for an exciting and convenient lifestyle. With each new development, from artificial intelligence to the Internet of Things, we make the mundane and tedious more manageable. The security vulnerabilities of the latest tech have been well documented. But what about everyday technologies that have been around for a while or are widely adopted? Those … [Read more...]
July 17, 2018
5 ways to find and fix open source vulnerabilities
Guest post by Limor Wainstein A recent discovery of surreptitious execution of cryptomining code by a sandboxed app, riding piggyback on the open source software (OSS) ecosystem, raises pertinent questions about the security of open source code and its dependencies. Programmers often use OSS as a jump-off for creating their software—and that includes malware authors. The rogue app, which was found … [Read more...]
May 23, 2018
Why bad coding habits die hard—and 7 ways to kill them
Developers are usually the focus of blame when software vulnerabilities cause organizational breaches. (Sometimes, quality assurance engineers are included in the flame.) Interestingly, though, hardly anyone looks at why bad coding habits form in the first place. We’re talking about the culture, the processes, the unrealistic deadlines, and—perhaps the worst of this bunch—the lack of … [Read more...]
