Cybersecurity researchers have discerned evidence of two Russian hacking groups Gamaredon and Turla collaborating together to target and co-comprise Ukrainian entities.
Slovak cybersecurity company ESET said it observed the Gamaredon tools PteroGraphin and PteroOdd being used to execute Turla group’s Kazuar backdoor on an endpoint in Ukraine in February 2025, indicating that Turla is very likely
28-year-old Daniel Lee Newhard, an American citizen living in Estonia, has been charged in relation to the notorious hack of Vastaamo, the biggest data breach in Finnish history.
Read more in my article on the Hot for Security blog.
Law enforcement authorities in the U.K. have arrested two teen members of the Scattered Spider hacking group in connection with their alleged participation in an August 2024 cyber attack targeting Transport for London (TfL), the city’s public transportation agency.
Thalha Jubair (aka EarthtoStar, Brad, Austin, and @autistic), 19, from East London and Owen Flowers, 18, from Walsall, West Midlands
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday released details of two sets of malware that were discovered in an unnamed organization’s network following the exploitation of security flaws in Ivanti Endpoint Manager Mobile (EPMM).
“Each set contains loaders for malicious listeners that enable cyber threat actors to run arbitrary code on the compromised server,”
SonicWall is urging customers to reset credentials after their firewall configuration backup files were exposed in a security breach impacting MySonicWall accounts.
The company said it recently detected suspicious activity targeting the cloud backup service for firewalls, and that unknown threat actors accessed backup firewall preference files stored in the cloud for less than 5% of its
Cybersecurity researchers have discovered a new malware loader codenamed CountLoader that has been put to use by Russian ransomware gangs to deliver post-exploitation tools like Cobalt Strike and AdaptixC2, and a remote access trojan known as PureHVNC RAT.
“CountLoader is being used either as part of an Initial Access Broker’s (IAB) toolset or by a ransomware affiliate with ties to the LockBit,
Cybersecurity researchers have discovered two new malicious packages in the Python Package Index (PyPI) repository that are designed to deliver a remote access trojan called SilentSync on Windows systems.
“SilentSync is capable of remote command execution, file exfiltration, and screen capturing,” Zscaler ThreatLabz’s Manisha Ramcharan Prajapati and Satyam Singh said. “SilentSync also extracts
AI’s growing role in enterprise environments has heightened the urgency for Chief Information Security Officers (CISOs) to drive effective AI governance. When it comes to any emerging technology, governance is hard – but effective governance is even harder. The first instinct for most organizations is to respond with rigid policies. Write a policy document, circulate a set of restrictions, and
Conor Brian Fitzpatrick, the creator of the notorious BreachForums hacking forum, has been resentenced to three years in prison after a US appeals court overturned his prior sentence of time served and 20 years of supervised release.
Read more in my article on the Hot for Security blog.
Google on Wednesday released security updates for the Chrome web browser to address four vulnerabilities, including one that it said has been exploited in the wild.
The zero-day vulnerability in question is CVE-2025-10585, which has been described as a type confusion issue in the V8 JavaScript and WebAssembly engine.
Type confusion vulnerabilities can have severe consequences as they can be