Cryptika Cybersecurity News

Remcos, a commercial remote access tool marketed as legitimate surveillance software, has become the leading infostealer in malware campaigns during the third quarter of 2025, accounting for approximately 11 percent of detected cases. In a notable shift from traditional deployment …

The HP OneAgent software update has disconnected Windows devices from Microsoft Entra ID. As a result, users can no longer access their corporate identities. Version 1.2.50.9581 of the agent, pushed silently to HP’s Next Gen AI systems like the EliteBook …

Cybersecurity researchers have identified a sophisticated campaign where threat actors are leveraging compromised credentials to infiltrate Azure Blob Storage containers, targeting organizations’ critical code repositories and sensitive data. This emerging threat exploits misconfigured storage access controls to establish persistence and …

A new open-source tool called PDF Object Hashing is designed to detect malicious PDFs by analyzing their structural “fingerprints.” Released by Proofpoint, the tool empowers security teams to create robust threat detection rules based on unique object characteristics in PDF …

A sophisticated information-stealing malware written in Golang has emerged, leveraging blockchain technology to establish covert command-and-control channels. SharkStealer represents a significant evolution in malware design, utilizing the BNB Smart Chain Testnet as a resilient dead-drop resolver for its C2 infrastructure. …

Microsoft 365 Exchange Online’s Direct Send feature, originally designed to enable legacy devices and applications to send emails without authentication, has become an exploitable pathway for cybercriminals conducting sophisticated phishing and business email compromise attacks. The feature allows multifunction printers, …

The Bitter APT group, also tracked as APT-Q-37 and known in China as 蔓灵花, has launched a sophisticated cyberespionage campaign targeting government agencies, military installations, and critical infrastructure across China and Pakistan. The threat actor has deployed weaponized Microsoft Office …

SquareX released critical research exposing a new class of attack targeting AI browsers. The AI Sidebar Spoofing attack leverages malicious browser extensions to impersonate trusted AI sidebar interfaces, which is used to trick users into executing dangerous commands that can …

A new technique allows hackers to extract encrypted authentication tokens from Microsoft Teams on Windows, enabling unauthorized access to chats, emails, and SharePoint files. In a blog post dated October 23, 2025, Brahim El Fikhi explains how these tokens, stored …

A sophisticated information-stealing malware known as Vidar Stealer has undergone a complete architectural transformation with the release of version 2.0, introducing advanced capabilities that enable it to bypass Chrome’s latest security protections through direct memory injection techniques. Released on October …