covertchannels-steganography

Many people ask me how to start in the field of steganography/covert channels or how to improve their skills. I wrote this recopilation to help them with some good references, tools and books that I used and read I will add more soon. Books & Papers/Articles Information Hiding Techniques for...

khaos-c2

KHAØS C2 KHAØS is a modern post-exploitation C2 framework with 5 covert channels and full evasion built in, created by @28Zaaky. See the documentation for full instructions. Why KHAØS Most open-source C2s have one thing in common: they're already in every EDR vendor's database. KHAØS was built wi...

MAL-2026-13260 Malicious code in devplatform-spa-plugin-s3 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 8ca84ec076b60ced1412d45476eb90fb5c797b8dd53a5151d474dc979a085565 [email protected] is a binary dropper. index.js unconditionally requires shim.js, whose top-level init fetches a platform-specific...

Malicious code in dolyame-boxy-atom-bnpl-store-button-set (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector bdce627f475557b2376352c5dbc9cc8970949fdccef36073a4665c01fe4af92f On require, index.js loads platform.js which reconstructs download hostnames from split-and-joined array literals e.g. oob-worker.cf99-9b3.workers.de...

MAL-2026-13306 Malicious code in dolyame-boxy-desktop-bnpl-image-plus-text (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4501ea4e0c044573a1d76bf04ee806de26c33bd1dc38f21a2d1f00988a96e656 On require of this package, index.js loads compat.js which selects platform-specific endpoints assembled from split string arrays e.g...

MAL-2026-13207 Malicious code in eacq-api (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1f72372a4c98fc1b4f187839fabe1a0bf8f7d98c8250c06baebf129920474332 On require of eacq-api, index.js loads compat.js which reconstructs C2 hostnames from string-split fragments oob-worker.cf100,1,2,3-.workers.dev and ...

MAL-2026-12841 Malicious code in bigops-telephony-client (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 98fd12faa59a5e65d0383cfb3be55ccd49beca5c74cb350b62f5717be83bcd65 On require of bigops-telephony-client, index.js loads./runtime.js, which unconditionally downloads a platform-specific binary over HTTPS from...

CVE-2026-40337

The Sentry kernel is a high security level micro-kernel implementation made for high security embedded systems. A given task with one of the DEV or IO capability is able to interact with another task's IRQ line through the sysint syscall familly. Prior to version 0.4.7, this can lead to DoS and...

CVE-2026-40337

The Sentry kernel is a high security level micro-kernel implementation made for high security embedded systems. A given task with one of the DEV or IO capability is able to interact with another task's IRQ line through the sysint syscall familly. Prior to version 0.4.7, this can lead to DoS and...

Sentry kernel 安全漏洞

Sentry kernel is an open-source implementation of a microkernel for high-security embedded systems by camelot-os. Versions of the Sentry kernel prior to 0.4.7 contained security vulnerabilities. These vulnerabilities stemmed from tasks with DEV or IO capabilities being able to interact with anoth...

CVE-2026-40337: Unverified Ownership

The Sentry kernel is a high security level micro-kernel implementation made for high security embedded systems. A given task with one of the DEV or IO capability is able to interact with another task's IRQ line through the sysint syscall familly. Prior to version 0.4.7, this can lead to DoS and...

EUVD-2026-23603

The Sentry kernel is a high security level micro-kernel implementation made for high security embedded systems. A given task with one of the DEV or IO capability is able to interact with another task's IRQ line through the sysint syscall familly. Prior to version 0.4.7, this can lead to DoS and...

PT-2026-33535

The Sentry kernel is a high security level micro-kernel implementation made for high security embedded systems. A given task with one of the DEV or IO capability is able to interact with another task's IRQ line through the sys int syscall familly. Prior to version 0.4.7, this can lead to DoS and...

Side-Channel Attacks on Open VSwitch

Virtualization is widely adopted in cloud systems to manage resource sharing among users. A virtualized environment usually deploys a virtual switch within the host system to enable virtual machines to communicate with each other and with the physical network. The Open vSwitch OVS is one of the...

Improving the Identification of Real-World Malware's DNS Covert Channels Using Locality Sensitive Hashing

Nowadays, malware increasingly uses DNS-based covert channels in order to evade detection and maintain stealthy communication with its command-and-control servers. While prior work has focused on detecting such activity, identifying specific malware families and their behaviors from captured...

EUVD-2005-0110

Malware in sbrugna...

SpyChain: Multi-Vector Supply Chain Attacks on Small Satellite Systems

Small satellites are integral to scientific, commercial, and defense missions, but reliance on commercial off-the-shelf COTS hardware broadens their attack surface. Although supply chain threats are well studied in other cyber-physical domains, their feasibility and stealth in space systems remai...

DNS Tunneling: Threat Landscape and Improved Detection Solutions

Detecting Domain Name System DNS tunneling is a significant challenge in security due to its capacity to hide harmful actions within DNS traffic that appears to be normal and legitimate. Traditional detection methods are based on rule-based approaches or signature matching methods that are often...

Combining Different Existing Methods for Describing Steganography Hiding Methods

The proliferation of digital carriers that can be exploited to conceal arbitrary data has greatly increased the number of techniques for implementing network steganography. As a result, the literature overlaps greatly in terms of concepts and terminology. Moreover, from a cybersecurity viewpoint,...

Chinese Nation-State Hackers APT41 Hit Gambling Sector for Financial Gain

The prolific Chinese nation-state actor known as APT41 aka Brass Typhoon, Earth Baku, Wicked Panda, or Winnti has been attributed to a sophisticated cyber attack targeting the gambling and gaming industry. "Over a period of at least six months, the attackers stealthily gathered valuable informati...