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:
- Europol: End of the game for cybercrime infrastructure: 1025 servers taken down
November 13, 2025
Between 10 and 13 November 2025, the latest phase of Operation Endgame was coordinated from Europol’s headquarters in The Hague. The actions targeted one of the biggest infostealers Rhadamanthys, the Remote Access Trojan VenomRAT, and the botnet Elysium, all of which played a key role in international cybercrime. Authorities took down these three large cybercrime enablers. ...
- Increase in Lumma Stealer Activity Coincides with Use of Adaptive Browser Fingerprinting Tactics
November 13, 2025
In the wake of a targeted doxxing campaign last month that exposed the alleged core members of Lumma Stealer (which Trend Micro tracks as Water Kurita), the underground infostealer landscape experienced a significant upheaval. As detailed in Trend Research’s previous report, this exposure led to a marked decline in Lumma Stealer’s activity, with many of its ...
- #StopRansomware: Akira Ransomware
November 13, 2025
The United States’ Federal Bureau of Investigation (FBI) and partner organisations are releasing this joint advisory to disseminate known Akira ransomware IOCs and TTPs identified through FBI investigations and trusted third-party reporting as recently as November 2025. Akira ransomware threat actors are associated with other groups known as Storm-1567, Howling Scorpius, Punk Spider, and Gold Sahara, ...
- 1 million victims, 17,500 fake sites: Google takes on toll-fee scammers
November 13, 2025
A Phishing-as-a-Service (PhaaS) platform based in China, known as “Lighthouse,” is the subject of a new Google lawsuit. Lighthouse enables smishing (SMS phishing) campaigns, and if you’re in the US there is a good chance you’ve seen their texts about a small amount you supposedly owe in toll fees. Here’s an example of a toll-fee scam ...
- CISA: Implementation Guidance for Emergency Directive on Cisco ASA and Firepower Device Vulnerabilities
November 12, 2025
CISA has released Emergency Cisco Directive 25-03 Implementation Guidance to assist federal agencies in addressing critical vulnerabilities in Cisco Adaptive Security Appliances (ASA) and Firepower devices. Emergency Directive 25-03: Identify and Mitigate Potential Compromise of Cisco Devices, issued on Sept. 25, identified known vulnerabilities CVE-2025-20333 and CVE-2025-20362, and mandated immediate action to mitigate risks. Threat actors continue to target ...
- Swedish Authority for Privacy Protection Investigates Data Breach Exposing 1.5 Million People
November 12, 2025
The Swedish Authority for Privacy Protection (IMY) is investigating a data breach at major government software supplier Miljödata that has compromised the personal information of 1.5 million people. Miljödata learned of the breach after experiencing system disruptions that affected government services, and a threat actor approached the company demanding 1.5 Bitcoin to avoid leaking the stolen ...