A sudden and definitive statement emerged from the “Scattered LAPSUS$ Hunters 4.0” Telegram channel on September 8, signaling an abrupt end to their public operations. After months of high-profile campaigns targeting major corporations and critical infrastructure, the collective declared a permanent retreat. News of this unexpected decision reverberated through the cybersecurity community, prompting analysts to […] The post Scattered LAPSUS$ Hunters 4.0 Announced That Their Going Dark Permanently appeared first on Cyber Security News.

Since its first appearance earlier this year, the ToneShell backdoor has demonstrated a remarkable capacity for adaptation, toyed with by the Mustang Panda group to maintain an enduring foothold in targeted environments. This latest variant, discovered in early September, arrives concealed within sideloaded DLLs alongside legitimate executables. Delivered via compressed archives purporting to contain innocuous […] The post New ToneShell Backdoor With New Features Leverage Task Scheduler COM Service for Persistence appeared first on Cyber Security News.

Within mere hours of its public unveiling, the K2 Think model experienced a critical compromise that has sent ripples throughout the cybersecurity community. The newly launched reasoning system, developed by MBZUAI in partnership with G42, was designed to offer unprecedented transparency by exposing its internal decision-making process for compliance and audit purposes. However, this very […] The post K2 Think AI Model Jailbroken Within Hours After The Release appeared first on Cyber Security News.

In late July 2025, a series of ransomware samples surfaced on VirusTotal under filenames referencing the notorious Petya and NotPetya attacks. Unlike its predecessors, this new threat—dubbed HybridPetya by ESET analysts—exhibited capabilities that extended beyond conventional userland execution, directly targeting UEFI firmware on vulnerable systems. Through a specially crafted cloak.dat archive and the exploitation of […] The post New HybridPetya Weaponizing UEFI Vulnerability to Bypass Secure Boot on Outdated Systems appeared first on Cyber Security News.

In early May 2025, security teams began observing a sudden rise in post-exploitation activity leveraging an open-source command-and-control framework known as AdaptixC2. Originally developed to assist penetration testers, this framework offers a range of capabilities—file system manipulation, process enumeration, and covert channel tunneling—that have now been adopted by malicious actors. The framework’s modular design and […] The post Threat Actors Leveraging Open-Source AdaptixC2 in Real-World Attacks appeared first on Cyber Security News.

In early March 2025, security teams first observed an unprecedented L7 DDoS botnet targeting web applications across multiple sectors. The botnet, rapidly expanding from an initial 1.33 million compromised devices, employed HTTP GET floods to exhaust server resources and circumvent traditional rate limiting. By mid-May, the threat escalated as the botnet grew to 4.6 million […] The post L7 DDoS Botnet Hijacked 5.76M Devices to Launch Massive Attacks appeared first on Cyber Security News.

Four Kenyan filmmakers became victims of sophisticated surveillance when FlexiSPY spyware was covertly installed on their devices while in police custody, according to forensic analysis conducted by the University of Toronto’s Citizen Lab. The incident occurred on or around May 21, 2025, after authorities seized the devices during arrests connected to allegations surrounding the BBC […] The post Kenyan Filmmakers Installed With FlexiSPY Spyware That Monitors Messages and Social Media appeared first on Cyber Security News.

A previously unknown advanced persistent threat (APT) group has unleashed a new fileless malware framework, dubbed EggStreme, in a highly targeted espionage campaign against strategic organizations. Emerging in early 2024, EggStreme exploits the legitimate Windows Mail executable (WinMail[.]exe) to sideload a malicious library, allowing attackers to achieve in-memory code execution without writing decrypted payloads to […] The post New EggStreme Malware With Fileless Capabilities Leverages DLL Sideloading to Execute Payloads appeared first on Cyber Security News.