Cyber Defense Advisors

Year: 2024

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  • March 5, 2024

Over 225,000 Compromised ChatGPT Credentials Up for Sale on Dark Web Markets

More than 225,000 logs containing compromised OpenAI ChatGPT credentials were made available for sale on underground markets between January and October 2023, new findings from Group-IB show. These credentials were found within information stealer logs associated with LummaC2, Raccoon, and RedLine stealer malware. “The number of infected devices decreased slightly in mid- and late summer […]

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  • March 5, 2024

Warning: Thread Hijacking Attack Targets IT Networks, Stealing NTLM Hashes

The threat actor known as TA577 has been observed using ZIP archive attachments in phishing emails with an aim to steal NT LAN Manager (NTLM) hashes. The new attack chain “can be used for sensitive information gathering purposes and to enable follow-on activity,” enterprise security firm Proofpoint said in a Monday report. At least two […]

Cyber News
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  • March 5, 2024

Critical JetBrains TeamCity On-Premises Flaws Could Lead to Server Takeovers

A new pair of security vulnerabilities have been disclosed in JetBrains TeamCity On-Premises software that could be exploited by a threat actor to take control of affected systems. The flaws, tracked as CVE-2024-27198 (CVSS score: 9.8) and CVE-2024-27199 (CVSS score: 7.3), have been addressed in version 2023.11.4. They impact all TeamCity On-Premises versions through 2023.11.3. […]

Cyber News
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  • March 4, 2024

How Cybercriminals are Exploiting India’s UPI for Money Laundering Operations

Cybercriminals are using a network of hired money mules in India using an Android-based application to orchestrate a massive money laundering scheme. The malicious application, called XHelper, is a “key tool for onboarding and managing these money mules,” CloudSEK researchers Sparsh Kulshrestha, Abhishek Mathew, and Santripti Bhujel said in a report. Details about the scam […]

Cyber News
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  • March 4, 2024

LLM Prompt Injection Worm

Researchers have demonstrated a worm that spreads through prompt injection. Details: In one instance, the researchers, acting as attackers, wrote an email including the adversarial text prompt, which “poisons” the database of an email assistant using retrieval-augmented generation (RAG), a way for LLMs to pull in extra data from outside its system. When the email […]

Cyber News
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  • March 4, 2024

From 500 to 5000 Employees – Securing 3rd Party App-Usage in Mid-Market Companies

A company’s lifecycle stage, size, and state have a significant impact on its security needs, policies, and priorities. This is particularly true for modern mid-market companies that are either experiencing or have experienced rapid growth. As requirements and tasks continue to accumulate and malicious actors remain active around the clock, budgets are often stagnant at […]

Cyber News
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  • March 4, 2024

Over 100 Malicious AI/ML Models Found on Hugging Face Platform

As many as 100 malicious artificial intelligence (AI)/machine learning (ML) models have been discovered in the Hugging Face platform. These include instances where loading a pickle file leads to code execution, software supply chain security firm JFrog said. “The model’s payload grants the attacker a shell on the compromised machine, enabling them to gain full […]

Cyber News
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  • March 4, 2024

Phobos Ransomware Aggressively Targeting U.S. Critical Infrastructure

U.S. cybersecurity and intelligence agencies have warned of Phobos ransomware attacks targeting government and critical infrastructure entities, outlining the various tactics and techniques the threat actors have adopted to deploy the file-encrypting malware. “Structured as a ransomware-as-a-service (RaaS) model, Phobos ransomware actors have targeted entities including municipal and county governments, emergency services, education, public healthcare, […]

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  • March 2, 2024

U.S. Court Orders NSO Group to Hand Over Pegasus Spyware Code to WhatsApp

A U.S. judge has ordered NSO Group to hand over its source code for Pegasus and other remote access trojans to Meta as part of the social media giant’s ongoing litigation against the Israeli spyware vendor. The decision marks a major legal victory for Meta, which filed the lawsuit in October 2019 for using its […]

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