Daily Cyber News

New MacSync Stealer Uses Signed macOS App to Bypass Gatekeeper and Steal Data

Cybersecurity researchers have uncovered a new and more deceptive variant of the MacSync malware targeting macOS users. Unlike earlier versions that depended on visible user interaction tricks such as ClickFix techniques, this updated strain disguises itself as a legitimately signed and notarised Apple application. By doing so, it successfully bypasses macOS Gatekeeper protections and quietly […]

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Instagram Data Leak Exposes Sensitive Information of 17.5M Accounts

A major data exposure incident has reportedly impacted around 17.5 million Instagram user accounts, with sensitive personal information now circulating on dark web marketplaces. The issue was highlighted earlier this week by cybersecurity firm Malwarebytes, triggering serious concerns about user privacy, account security, and the potential for large scale abuse. What Information Was Exposed According

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MuddyWater Launches RustyWater RAT Through Spear-Phishing Targeting Middle East Sectors

Cybersecurity researchers have uncovered a new spear phishing campaign linked to the Iranian threat actor MuddyWater, also known by multiple aliases, targeting critical sectors across the Middle East. The operation delivers a Rust based remote access trojan called RustyWater, signaling a continued shift toward more advanced and stealthy malware frameworks. Campaign Overview According to a

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Europol Arrests 34 Black Axe Members in Spain Over €5.9M Fraud and Organized Crime

Europol has announced the arrest of 34 individuals in Spain accused of being members of the international organized crime syndicate known as Black Axe. The arrests are part of a coordinated law enforcement operation targeting large-scale fraud and organized criminal activity. Coordinated International Law Enforcement Operation The operation was led by the Spanish National Police with

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China-Linked Hackers Exploit VMware ESXi Zero-Day Flaws to Escape Virtual Machines

Chinese-speaking threat actors are believed to have abused a compromised SonicWall VPN appliance to gain initial access and deploy a sophisticated VMware ESXi virtual machine escape exploit. According to cybersecurity firm Huntress, the exploit may have been under development as early as February 2024. Huntress detected the malicious activity in December 2025 and successfully disrupted

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xRAT Malware Targets Windows Users Masquerading as Adult Game

A new malware threat called xRAT, also known as QuasarRAT, has been targeting Windows users across Korea, exploiting popular webhard file-sharing services.The Ahnlab Security Intelligence Center (ASEC) recently detected xRAT being distributed as fake adult games. The remote access trojan (RAT) combines advanced evasion techniques with social engineering, making it particularly dangerous for everyday users. Attackers exploit

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Fog Ransomware Targets US Organizations Using Compromised VPN Credentials

A new ransomware variant known as Fog has emerged as a notable threat to organizations in the education and recreation sectors across the United States. Overview of the Threat Starting in early May 2024, Arctic Wolf Labs began monitoring Fog ransomware in multiple incident response cases. Approximately 80 percent of affected organizations operate in education,

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Cisco Switches Affected by Reboot Loops Caused by DNS Client Bug

Several Cisco switch models are unexpectedly entering reboot loops after reporting critical DNS client errors, according to recent reports compiled by BleepingComputer. The issue appears to have started around 2 AM, when a firmware problem in the switches’ DNS client service began treating DNS lookup failures as fatal errors. This caused the affected switches to

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Russian APT28 Launches Credential-Stealing Campaign Targeting Energy and Policy Organizations

Russian state-sponsored threat actors linked to APT28, also known as BlueDelta, have been identified running an ongoing credential-harvesting operation aimed at energy research and policy-related organizations across multiple regions. According to findings, the campaign primarily targeted individuals connected to a Turkish energy and nuclear research body, employees of a European policy think tank, and organizations operating in North

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Trend Micro Apex Central RCE Flaw Scores 9.8 CVSS in On-Prem Windows Versions

Trend Micro has issued urgent security updates for multiple vulnerabilities affecting on-premise Windows deployments of Apex Central, including a critical flaw that could allow attackers to execute arbitrary code with elevated privileges. The most severe issue, tracked as CVE-2025-69258, has been assigned a CVSS score of 9.8, placing it among the highest risk vulnerabilities. According to Trend

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