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Security News, Assessments & Alerts Page 264

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

Russian Hackers Gamaredon and Turla Collaborate to Deploy Kazuar Backdoor in Ukraine

Russian Hackers Gamaredon and Turla Collaborate to Deploy Kazuar Backdoor in Ukraine

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… 

U.K. Arrests Two Teen Scattered Spider Hackers Linked to August 2024 TfL Cyber Attack

U.K. Arrests Two Teen Scattered Spider Hackers Linked to August 2024 TfL Cyber Attack

Sep 19, 2025Ravie LakshmananRansomware / Cybercrime 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… 

CISA Warns of Two Malware Strains Exploiting Ivanti EPMM CVE-2025-4427 and CVE-2025-4428

CISA Warns of Two Malware Strains Exploiting Ivanti EPMM CVE-2025-4427 and CVE-2025-4428

Sep 19, 2025Ravie LakshmananData Breach / Vulnerability 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… 

SonicWall Urges Password Resets After Cloud Backup Breach Affecting Under 5% of Customers

SonicWall Urges Password Resets After Cloud Backup Breach Affecting Under 5% of Customers

Sep 18, 2025Ravie LakshmananData Breach / Network Security 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… 

CountLoader Broadens Russian Ransomware Operations With Multi-Version Malware Loader

CountLoader Broadens Russian Ransomware Operations With Multi-Version Malware Loader

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… 

SilentSync RAT Delivered via Two Malicious PyPI Packages Targeting Python Developers

SilentSync RAT Delivered via Two Malicious PyPI Packages Targeting Python Developers

Sep 18, 2025Ravie LakshmananMalware / Supply Chain Attack 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…