On January 13 the Cybersecurity and Infrastructure Security Agency (CISA) issued a warning about several recent successful cyberattacks on various organizations’ cloud services. What methods did the attackers use? In the initial phase, the victims were targeted by phishing emails trying to capture the credentials of a cloud service account. Once the attackers had stolen a set of valid … [Read more...]
A week in security (December 14 – December 20)
Last week on Malwarebytes Labs we kept you updated on the SolarWinds attack, we warned about the special dangers that come with the Christmas season, published a threat profile for the Egregor ransomware, warned how a lead generation scam was targeting potential Malwarebytes MSP partners, and talked about smart toy security. We also posted a follow-up about the many ways you can be scammed on … [Read more...]
A week in security (December 14 – December 20)
Last week on Malwarebytes Labs we kept you updated on the SolarWinds attack, we warned about the special dangers that come with the Christmas season, published a threat profile for the Egregor ransomware, warned how a lead generation scam was targeting potential Malwarebytes MSP partners, and talked about smart toy security. We also posted a follow-up about the many ways you can be scammed on … [Read more...]
VideoBytes: Brute force attacks increase due to more open RDP ports
Hello Folks! In this Videobyte, we’re talking about why brute force attacks are increasing and why that is a problem for everyone. The number of RDP ports exposed to the Internet grew from about three million in January 2020 to over four and a half million in March. The reason for this increase is likely the shift to working from home by many organizations during the … [Read more...]
Brute force attacks increase due to more open RDP ports
While leaving your back door open while you are working from home may be something you do without giving it a second thought, having unnecessary ports open on your computer is a security risk that is sometimes underestimated. That’s because an open port can be subject to brute force attacks. What are brute force attacks? A brute force attack is where an attacker tries every way he can … [Read more...]
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...]