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ShadowLeak Zero-Click Flaw Leaks Gmail Data via OpenAI ChatGPT Deep Research Agent
Cybersecurity researchers have disclosed a zero-click flaw in OpenAI ChatGPT’s Deep Research agent that could allow an attacker to leak sensitive Gmail inbox data with a single crafted email without any user action. The new class of attack has been codenamed ShadowLeak by Radware. Following responsible disclosure on June 18, 2025, the issue was addressed…
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UNC1549 Hacks 34 Devices in 11 Telecom Firms via LinkedIn Job Lures and MINIBIKE Malware
An Iran-nexus cyber espionage group known as UNC1549 has been attributed to a new campaign targeting European telecommunications companies, successfully infiltrating 34 devices across 11 organizations as part of a recruitment-themed activity on LinkedIn. Swiss cybersecurity company PRODAFT is tracking the cluster under the name Subtle Snail. It’s assessed to be affiliated with Iran’s Islamic
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SystemBC Powers REM Proxy With 1,500 Daily VPS Victims Across 80 C2 Servers
A proxy network known as REM Proxy is powered by malware known as SystemBC, offering about 80% of the botnet to its users, according to new findings from the Black Lotus Labs team at Lumen Technologies. “REM Proxy is a sizeable network, which also markets a pool of 20,000 Mikrotik routers and a variety of…
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How To Automate Alert Triage With AI Agents and Confluence SOPs Using Tines
Run by the team at workflow orchestration and AI platform Tines, the Tines library features over 1,000 pre-built workflows shared by security practitioners from across the community – all free to import and deploy through the platform’s Community Edition. The workflow we are highlighting streamlines security alert handling by automatically identifying and executing the appropriate…
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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 used to execute Turla group’s Kazuar backdoor on an endpoint in Ukraine in February 2025, indicating that Turla is very…
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U.K. Arrests Two Teen Scattered Spider Hackers Linked to August 2024 TfL Cyber Attack
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,…
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CISA Warns of Two Malware Strains Exploiting Ivanti EPMM CVE-2025-4427 and CVE-2025-4428
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…
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SonicWall Urges Password Resets After Cloud Backup Breach Affecting Under 5% of Customers
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%…
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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 as PureHVNC RAT. “CountLoader is being used either as part of an Initial Access Broker’s (IAB) toolset or by a…
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SilentSync RAT Delivered via Two Malicious PyPI Packages Targeting Python Developers
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
