In recent weeks, cybersecurity teams have observed a surge in malicious GitHub repositories masquerading as legitimate security and financial software. Threat actors have crafted convincing forks of projects bearing names like Malwarebytes, LastPass, Citibank, and SentinelOne, populated with trojanized installers and scripts that deliver stealthy malware payloads. These repositories exploit the trust developers place in […] The post Weaponized Malwarebytes, LastPass, Citibank, SentinelOne, and Others on GitHub Deliver Malware appeared first on Cyber Security News.

A sophisticated cybercrime campaign has emerged that transforms legitimate AWS infrastructure into weaponized attack platforms through an innovative combination of containerization and distributed denial-of-service capabilities. The ShadowV2 botnet represents a significant evolution in cyber threats, leveraging exposed Docker daemons on Amazon Web Services EC2 instances to establish persistent footholds for large-scale DDoS operations. This campaign […] The post ShadowV2 Botnet Exploits Docker Containers on AWS to Turn Thems as Infected System for DDoS Attack appeared first on Cyber Security News.

A sophisticated new malware family dubbed YiBackdoor has emerged in the cybersecurity landscape, posing a significant threat to organizations worldwide. First observed in June 2025, this malicious software represents a concerning evolution in backdoor technology, featuring advanced capabilities that enable threat actors to execute arbitrary commands, capture screenshots, collect sensitive system information, and deploy additional […] The post New YiBackdoor Allows Attackers to Execute Arbitrary Commands and Exfiltrate Sensitive Data from Hacked Systems appeared first on Cyber Security News.

Cybersecurity professionals are facing an unprecedented acceleration in threat actor capabilities as the average breakout time—the period from initial access to lateral movement—has plummeted to a mere 18 minutes during the June-August 2025 reporting period. This alarming statistic represents a dramatic reduction from previous timeframes, with the fastest recorded incident clocking in at just six […] The post Threat Actors Breaking to Enterprise Infrastructure Within 18 Minutes From Initial Access appeared first on Cyber Security News.

A sophisticated malware campaign has emerged in the npm ecosystem, utilizing an innovative steganographic technique to conceal malicious code within QR codes. The malicious package, identified as “fezbox,” presents itself as a legitimate JavaScript/TypeScript utility library while secretly executing password-stealing operations through a cleverly disguised QR code payload. This attack represents a significant evolution in […] The post New Malware in npm Package Steals Browser Passwords Using Steganographic QR Code appeared first on Cyber Security News.

Zloader, a sophisticated Zeus-based modular trojan that first emerged in 2015, has undergone a significant transformation from its original banking-focused operations to become a dangerous entry point for ransomware attacks in corporate environments. Originally designed to facilitate financial fraud, this malware family has evolved into a powerful tool for initial access brokers who specialize in […] The post Zloader Malware Repurposed to Act as Entry Point Into Corporate Environments to Deploy Ransomware appeared first on Cyber Security News.

A sophisticated malware campaign has emerged that leverages fake online speed test applications to deploy obfuscated JavaScript payloads on Windows systems. These malicious utilities masquerade as legitimate network speed testing tools, manual readers, PDF utilities, and various search frontends to deceive unsuspecting users into installing dangerous code that operates covertly in the background. The attack […] The post Beware of Fake Online Speedtest Application With Obfuscated JS Codes appeared first on Cyber Security News.

The Iranian threat actor known as Nimbus Manticore has intensified its campaign targeting defense manufacturing, telecommunications, and aviation sectors across Western Europe with sophisticated new malware variants. This mature advanced persistent threat group, also tracked as UNC1549 and Smoke Sandstorm, has evolved its tactics to include previously undocumented techniques for evading detection and maintaining persistence […] The post Nimbus Manticore Attacking Defense and Telecom Sectors With New Malware appeared first on Cyber Security News.

Cybercriminals have embraced a new deceptive technique that transforms seemingly harmless vector graphics into dangerous malware delivery systems. A recent campaign targeting Latin America demonstrates how attackers are exploiting oversized SVG files containing embedded malicious payloads to distribute AsyncRAT, a potent remote access trojan capable of comprehensive system compromise. The campaign begins with carefully crafted […] The post Hackers Weaponizing SVG Files to Stealthily Deliver Malicious Payloads appeared first on Cyber Security News.