Rorschach Ransomware Emerges: Experts Warn of Advanced Evasion Strategies

Cybersecurity researchers have taken the wraps off a previously undocumented ransomware strain called Rorschach that's both sophisticated and fast. "What makes Rorschach stand out from other ransomware strains is its high level of customization and its technically unique features that have not be...

2023 State of Malware Report: What the channel needs to know to stay ahead of threats

The channel, comprising managed service providers MSPs, Systems Integrators SIs, value-added resellers VARs, and more, plays a vital role in providing cybersecurity for companies around the globe today. But as malware evolves and cyberattacks become more common, keeping up with the top threats to...

Pre-ransomware notifications are paying off right from the bat

CISA Cybersecurity and Infrastructure Security Agency has published the first results of its pre-ransomware notifications that were introduced at the start of 2023. Even though this initiative is relatively young, CISA says it has notified over 60 entities across the energy, healthcare,...

Risk Fact #5: Infrastructure Misconfigurations Open the Door to Ransomware

Qualys Blog Series – Threat Research Unit Report In this last blog of our series describing the top Risk Facts discovered in the 2023 Qualys TruRisk Research Report, we go under the hood to better understand Risk Fact 5: Infrastructure misconfigurations open the door to ransomware Misconfiguratio...

New macOS malware steals sensitive info, including a user's entire Keychain database

A new macOS malware--called MacStealer--that is capable of stealing various files, cryptocurrency wallets, and details stored in specific browsers like Firefox, Chrome, and Brave, was discovered by security researchers from Uptycs, a cybersecurity company specializing in cloud security. It can al...

A Royal Analysis of Royal Ransom

A Royal Analysis of Royal Ransom By Trellix · April 3, 2023 This blog was also written by Alexandre Mundo and Max Kersten We would like to thank Advanced Cyber Services team within Trellix Professional Services for the incident response-related data. Emerging in early 2022 as a private group whic...

A week in security (March 27 - April 2)

Last week on Malwarebytes Labs: Solving the passwords hardest problem with passkeys, featuring Anna Pobletts Food giant Dole reveals more about ransomware attack Bogus Chat GPT extension takes over Facebook accounts Ransomware gunning for transport sector's OT systems next GitHub accidentally...

A Royal Analysis of Royal Ransom

A Royal Analysis of Royal Ransom By Alexandre Mundo, and Max Kersten · April 3, 2023 We would like to thank Advanced Cyber Services team within Trellix Professional Services for the incident response-related data. Emerging in early 2022 as a private group which used multiple strains of ransomware...

Cacti, Realtek, and IBM Aspera Faspex Vulnerabilities Under Active Exploitation

Critical security flaws in Cacti, Realtek, and IBM Aspera Faspex are being exploited by various threat actors in hacks targeting unpatched systems. This entails the abuse of CVE-2022-46169 CVSS score: 9.8 and CVE-2021-35394 CVSS score: 9.8 to deliver MooBot and ShellBot aka PerlBot, Fortinet...

New Cylance Ransomware Targets Linux and Windows, Warn Researchers

By Waqas For now, Cylance ransomware is still in its early stages, yet it has already claimed several victims. This is a post from HackRead.com Read the original post: New Cylance Ransomware Targets Linux and Windows, Warn Researchers...

Threat Roundup for March 24 to March 31

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between March 24 and March 31. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

3 tips for creating backups your organization can rely on when ransomware strikes

Backups are an organization's last line of defense against ransomware, because comprehensive, offline, offsite backups give you a chance to restore or rebuild your computers without paying a criminal for a decryption key. Unfortunately, many organizations don't realize how important it is to make...

Threat Source newsletter (March 30, 2023) — It’s impossible to tell if your home security camera or doorbell is truly safe

Welcome to this weeks edition of the Threat Source newsletter. Everyone loves a good video of someone slipping on their icy steps in the winter, captured thanks to their home security camera or smart doorbell. But what about when that camera is just kind of chilling out and not catching the momen...

Cyberstorage: Leveraging the Multi-Cloud to Combat Data Exfiltration

Multi-cloud data storage, once merely a byproduct of the great cloud migration, has now become a strategy for data management. "Multi-cloud by design," and its companion the supercloud, is an ecosystem in which several cloud systems work together to provide many organizational benefits, including...

Smart home assistants at risk from "NUIT" ultrasound attack

A new form of attack named "Near Ultrasound Inaudible Trojan" NUIT has been unveiled by researchers from the University of Texas. NUIT is designed to attack voice assistants with malicious commands remotely via the internet. Impacted assistants include Siri, Alexa, Cortana, and Google Assistant...

How an incident response retainer can drive proactive security

Weve written before about the importance of taking a proactive approach to cybersecurity. Whether it be threat hunting, an active defense posture or just improving security instrumentation alerts and logs an organization keeps, its best for every user -- no matter the size -- to be prepared for...

Financial cyberthreats in 2022

Financial gain remains the key driver of cybercriminal activity. In the past year, weve seen multiple developments in this area – from new attack schemes targeting contactless payments to multiple ransomware groups continuing to emerge and haunt businesses. However, traditional financial threats ...

ChatGPT happy to write ransomware, just really bad at it

This morning I decided to write some ransomware. I've never done it before, and I can't code in C, the language ransomware is mostly commonly written in, but I have a reasonably good idea of what ransomware does. Previously, this lack of technical skills would have served as something of a barrie...

IcedID Malware Shifts Focus from Banking Fraud to Ransomware Delivery

Multiple threat actors have been observed using two new variants of the IcedID malware in the wild with more limited functionality that removes functionality related to online banking fraud. IcedID, also known as BokBot, started off as a banking trojan in 2017. It's also capable of delivering...

IcedID Malware Shifts Focus from Banking Fraud to Ransomware Delivery

Multiple threat actors have been observed using two new variants of the IcedID malware in the wild with more limited functionality that removes functionality related to online banking fraud. IcedID, also known as BokBot, started off as a banking trojan in 2017. It's also capable of delivering...