Latest cybersecurity reporting from selected sources.

Microsoft has disclosed details of a Windows-based cryptocurrency clipper campaign that has targeted users since February 2026 with clipboard-intercepting malware with self-spreading capabilities and using the Tor anonymity network to hide communication

Cybersecurity researchers have disclosed details of a new ad fraud and malvertising operation dubbed Trapdoor targeting Android device users

Juniper Tells Customers to Tune Their FirewallA critical vulnerability in Juniper Networks' primary operating system could give threat actors root level privileges to execute code on Juniper’s PTX Series routers. Successful exploitation would give attackers full command and control over devices without the need for authentication.

Cybersecurity researchers have disclosed a new iteration of the ongoing Contagious Interview campaign, where the North Korean threat actors have published a set of 26 malicious packages to the npm registry

Google Unmasks, Disrupts Group Using Sheets for Command-and-Control PurposesLikely Chinese nation-state hackers used online spreadsheets as infrastructure for hacking campaigns that affected at least 53 telecom operators across 42 countries, Google disclosed Wednesday. Incident responders discovered a backdoor being remotely controlled through Google Sheets.

Cybersecurity researchers have disclosed details of a new botnet loader called Aeternum C2 that uses a blockchain-based command-and-control (C2) infrastructure to make it resilient to takedown efforts

Cybersecurity researchers have disclosed that artificial intelligence (AI) assistants that support web browsing or URL fetching capabilities can be turned into stealthy command-and-control (C2) relays, a technique that could allow attackers to blend into legitimate enterprise communications and evade detection

Cybersecurity researchers have disclosed details of a new botnet operation called SSHStalker that relies on the Internet Relay Chat (IRC) communication protocol for command-and-control (C2) purposes

Cybersecurity researchers have disclosed details of a new fully-featured Windows backdoor called NANOREMOTE that uses the Google Drive API for command-and-control (C2) purposes

Threat actors with ties to North Korea have likely become the latest to exploit the recently disclosed critical security React2Shell flaw in React Server Components (RSC) to deliver a previously undocumented remote access trojan dubbed EtherRAT

Cybersecurity researchers have disclosed details of a new campaign that leverages a combination of social engineering and WhatsApp hijacking to distribute a Delphi-based banking trojan named Eternidade Stealer as part of attacks targeting users in Brazil

Cybersecurity researchers have disclosed details of a cyber attack targeting a major U.S.-based real-estate company that involved the use of a nascent command-and-control (C2) and red teaming framework known as Tuoni

Microsoft has disclosed details of a novel backdoor dubbed SesameOp that uses OpenAI Assistants Application Programming Interface (API) for command-and-control (C2) communications

Cybersecurity researchers have disclosed details of a coordinated spear-phishing campaign dubbed PhantomCaptcha targeting organizations associated with Ukraine's war relief efforts to deliver a remote access trojan that uses a WebSocket for command-and-control (C2)

The threat actor linked to the exploitation of the recently disclosed security flaws in Microsoft SharePoint Server is using a bespoke command-and-control (C2) framework called AK47 C2 (also spelled ak47c2) in its operations

Google on Wednesday disclosed that the Chinese state-sponsored threat actor known as APT41 leveraged a malware called TOUGHPROGRESS that uses Google Calendar for command-and-control (C2)

Cybersecurity researchers have disclosed a new malware campaign that leverages a malware loader named PureCrypter to deliver a commodity remote access trojan (RAT) called DarkVision RAT

A surge in TrueBot activity was observed in May 2023, cybersecurity researchers disclosed

The notorious information-stealer known as Vidar is continuing to leverage popular social media services such as TikTok, Telegram, Steam, and Mastodon as an intermediate command-and-control (C2) server

Researchers have disclosed a new offensive framework called Manjusaka that they call a "Chinese sibling of Sliver and Cobalt Strike." "A fully functional version of the command-and-control (C2), written in GoLang with a User Interface in Simplified Chinese, is freely available and can generate new implants with custom configurations with ease, increasing the likelihood of wider adoption of this