Google Threat Intelligence Group (GTIG) has identified an ongoing campaign by a suspected financially-motivated threat actor we track as UNC6148, targeting fully patched end-of-life SonicWall Secure Mobile Access (SMA) 100 series appliances.
GTIG assesses with high confidence that UNC6148 is leveraging credentials and one-time password (OTP) seeds stolen during previous intrusions, allowing them to regain access even after organizations have applied security updates. Evidence for the initial infection vector was limited, as the actor’s malware is designed to selectively remove log entries, hindering forensic investigation; however, it is likely this was through the exploitation of known vulnerabilities.
Read more…
Source: Mandiant/GTG
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- UK: Warning to ‘stay on guard’ after Leicester council cyber-attack
April 5, 2024
People have been told to “stay on their guard” after a cyber-attack on Leicester City Council. Police were alerted after the authority was forced to disable its phone and computer systems on 7 March. While about 25 documents have been posted by the apparent attackers, they claim to have a much larger number. Read more… Source:,BBC News
- Improving Detection and Response: Making the Case for Deceptions
April 5, 2024
Let’s face it, most enterprises find it incredibly difficult to detect and remove attackers once they’ve taken over user credentials, exploited hosts or both. In the meantime, attackers are working on their next moves. That means data gets stolen and ransomware gets deployed all too often. And attackers have ample time to accomplish their goals. In ...
- Byakugan – The Malware Behind a Phishing Attack
April 4, 2024
In January 2024, FortiGuard Labs collected a PDF file written in Portuguese that distributes a multi-functional malware known as Byakugan. The PDF image shows a blurred table and asks the victim to click the malicious link on the PDF file to see the content. Once the link is clicked, a downloader is downloaded. The downloader drops ...
- The Illusion Of Privacy: Geolocation Risks In Modern Dating Apps
April 4, 2024
Dating apps traditionally utilize location data, offering the opportunity to connect with people nearby, and enhancing the chances of real-life meetings. Some apps can also display the distance of the user to other users. This feature is quite useful for coordinating meetups, indicating whether a potential match is just a short distance away or a kilometer ...
- LazyStealer: Sophisticated does not mean better
April 4, 2024
In the first quarter of 2024, researchers from Positive Technologies Expert Security Center (PT ESC) detected a series of attacks targeting government organizations in Russia, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan, and Armenia. The research team could not find any links to known groups that used the same techniques. The main goal of the attack was stealing ...
- Why the threat of a ‘nightmare’ Chinese supercomputer just got a step closer
April 4, 2024
A cyber security official at the US State Department had noticed something unusual. An internal IT security system, nicknamed “Big Yellow Taxi”, had flagged unusual activity on its corporate Microsoft account. The tech team quickly raised its concerns to Microsoft, hopeful that the alert was just a false positive. What rapidly emerged, however, was that a ...