SkillTrojan: Backdoor Attacks on Skill-Based Agent Systems

Skill-based agent systems tackle complex tasks by composing reusable skills, improving modularity and scalability while introducing a largely unexamined security attack surface. We propose SkillTrojan, a backdoor attack that targets skill implementations rather than model parameters or training...

Your LLM Agent Can Leak Your Data: Data Exfiltration Via Backdoored Tool Use

Tool-use large language model LLM agents are increasingly deployed to support sensitive workflows, relying on tool calls for retrieval, external API access, and session memory management. While prior research has examined various threats, the risk of systematic data exfiltration by backdoored...

Notepad++ Users, You May Have Been Hacked by China

Suspected Chinese state-backed hackers hijacked the Notepad++ update infrastructure to deliver a backdoored version of the popular free source code editor and note-taking app for Windows...

CoTDeceptor:Adversarial Code Obfuscation against CoT-Enhanced LLM Code Agents

LLM-based code agentse.g., ChatGPT Codex are increasingly deployed as detector for code review and security auditing tasks. Although CoT-enhanced LLM vulnerability detectors are believed to provide improved robustness against obfuscated malicious code, we find that their reasoning chains and...

Beneath the Mask: Can Contribution Data Unveil Malicious Personas in Open-Source Projects?

In February 2024, after building trust over two years with project maintainers by making a significant volume of legitimate contributions, GitHub user "JiaT75" self-merged a version of the XZ Utils project containing a highly sophisticated, well-disguised backdoor targeting sshd processes running...

From .pth to p0wned: Abuse of Pickle Files in AI Model Supply Chains

Executive summary Recent threat research highlights a growing risk in the Python and machine learning ML ecosystem: the exploitation of serialized model files, specifically those using Python’s pickle module. While commonly used for saving and loading ML models, pickle files can execute arbitrary...

CVE-2021-24867

Numerous Plugins and Themes from the AccessPress Themes aka Access Keys vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to...

UNC3886 Covert Operations Leveraging Rootkits and Backdoored Applications

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CVE-2024-4978: Backdoored Justice AV Solutions Viewer Software Used in Apparent Supply Chain Attack

The following Rapid7 team members contributed to this blog: Ipek Solak, Thomas Elkins, Evan McCann, Matthew Smith, Jake McMahon, Tyler McGraw, Ryan Emmons, Stephen Fewer, and John Fenninger Overview Justice AV Solutions JAVS is a U.S.-based company specializing in digital audio-visual recording...

Russian Ministry Software Backdoored with North Korean KONNI Malware

By Waqas Friend or Foe? This is a post from HackRead.com Read the original post: Russian Ministry Software Backdoored with North Korean KONNI Malware...

Russian Government Software Backdoored to Deploy Konni RAT Malware

An installer for a tool likely used by the Russian Consular Department of the Ministry of Foreign Affairs MID has been backdoored to deliver a remote access trojan called Konni RAT aka UpDog. The findings come from German cybersecurity company DCSO, which linked the activity as originating from t...

Using Google Search to Find Software Can Be Risky

Google continues to struggle with cybercriminals running malicious ads on its search platform to trick people into downloading booby-trapped copies of popular free software applications. The malicious ads, which appear above organic search results and often precede links to legitimate sources of...

Backdoored 3CXDesktopApp Installer Used in Active Threat Campaign

Emergent threats evolve quickly. We will update this blog with new information as it comes to light and we are able to verify it. Erick Galinkin, Ted Samuels, Zach Dayton, Eoin Miller, Caitlin Condon, Stephen Fewer, Spencer McIntyre, and Christiaan Beek all contributed to this blog. On Wednesday,...

Rogue NuGet Packages Infect .NET Developers with Crypto-Stealing Malware

The NuGet repository is the target of a new "sophisticated and highly-malicious attack" aiming to infect .NET developer systems with cryptocurrency stealer malware. The 13 rogue packages, which were downloaded more than 160,000 times over the past month, have since been taken down. "The packages...

PT-2022-37389 · Pypi · D8S-Dates +2

Name of the Vulnerable Software and Affected Versions: d8s-dates version 0.1.0 d8s-htm version 0.1.0 Description: A potential code-execution backdoor was inserted by a third party into the d8s-dates package for python distributed on PyPI. Another affected package is democritus-timezones...

[updated] Thousands of Zimbra mail servers backdoored in large scale attack

Researchers at Volexity have discovered that a known vulnerability has been used in a large scale attack against Zimbra Collaboration Suite ZCS email servers. But the vulnerability was supposed to be hard to exploit since it required authentication. So they decided to dig deeper. An incomplete fi...

CVE-2021-24867

Numerous Plugins and Themes from the AccessPress Themes aka Access Keys vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to...

CVE-2021-24867

Numerous Plugins and Themes from the AccessPress Themes aka Access Keys vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to...

CVE-2021-24867

Numerous Plugins and Themes from the AccessPress Themes aka Access Keys vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to...

Design/Logic Flaw

Numerous Plugins and Themes from the AccessPress Themes aka Access Keys vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to...