Buhti Ransomware Operation Repurposes Leaked Encryptors

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Buhti ransomware, linked to Blacktail threat actors, employs leaked code of LockBit and Babuk variants. By exploiting vulnerabilities like PaperCut NG, they exfiltrate data and distribute ransomware. The...

Barracuda Warns of Zero-Day Exploited to Breach Email Security Gateway Appliances

Email protection and network security services provider Barracuda is warning users about a zero-day flaw that it said has been exploited to breach the company's Email Security Gateway ESG appliances. The zero-day is being tracked as CVE-2023-2868 and has been described as a remote code injection...

Alert: Brazilian Hackers Targeting Users of Over 30 Portuguese Banks

A Brazilian threat actor is targeting more than 30 Portuguese financial institutions with information-stealing malware as part of a long-running campaign that commenced in 2021. "The attackers can steal credentials and exfiltrate users' data and personal information, which can be leveraged for...

On the Poisoning of LLMs

Interesting essay on the poisoning of LLMs--ChatGPT in particular: Given that weve known about model poisoning for years, and given the strong incentives the black-hat SEO crowd has to manipulate results, its entirely possible that bad actors have been poisoning ChatGPT for months. We dont know...

Abusing Web Services Using Automated CAPTCHA-Breaking Services and Residential Proxies

This blog entry features three case studies that show how malicious actors evade the antispam, antibot, and antiabuse measures of online web services via residential proxies and CAPTCHA-breaking services...

CISA and Partners Release Cybersecurity Advisory Guidance detailing PRC state-sponsored actors evading detection by “Living off the Land”

Today, CISA joined the National Security Agency NSA, the Federal Bureau of Investigation FBI, and international partners in releasing a joint cybersecurity advisory highlighting recently discovered activities conducted by a People’s Republic of China PRC state-sponsored cyber threat actor. This...

WINTAPIX Kernel Driver Targeting Middle Eastern Nations

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The WINTAPIX driver, protected by VMProtect, targets Saudi Arabia and other Gulf countries, possibly linked to Iranian threat actors exploiting Exchange servers for malware deployment. To receive real-ti...

CapCut Users Beware: Phishing Sites Distributing Malware

By Deeba Ahmed If you use TikTok, you must be aware of CapCut. However, did you know that this app is being abused by threat actors to drop malware and carry out phishing scams through not one, but a series of malicious sites? This is a post from HackRead.com Read the original post: CapCut Users...

Indonesian Cybercriminals Exploit AWS for Profitable Crypto Mining Operations

A financially motivated threat actor of Indonesian origin has been observed leveraging Amazon Web Services AWS Elastic Compute Cloud EC2 instances to carry out illicit crypto mining operations. Cloud security company's Permiso P0 Labs, which first detected the group in November 2021, has assigned...

PyPI Repository Under Attack: User Sign-Ups and Package Uploads Temporarily Halted

The maintainers of Python Package Index PyPI, the official third-party software repository for the Python programming language, have temporarily disabled the ability for users to sign up and upload new packages until further notice. "The volume of malicious users and malicious projects being...

Detecting and Visualizing Lateral Movement Attacks with Trellix XDR - Part 2

Detecting and Visualizing Lateral Movement Attacks with Trellix Helix Connect - Part 2 By Maulik Maheta · May 21, 2023 This blog was also written by Chintan Shah Executive summary In the part 1 of this series we discussed in depth about the known Lateral movement attacks like abusing weak service...

Meet 'Jack' from Romania! Mastermind Behind Golden Chickens Malware

The identity of the second threat actor behind the Golden Chickens malware has been uncovered courtesy of a "fatal" operational security blunder, cybersecurity firm eSentire said. The individual in question, who lives in Bucharest, Romania, has been given the codename Jack. He is one of the two...

Developer Alert: NPM Packages for Node.js Hiding Dangerous TurkoRat Malware

Two malicious packages discovered in the npm package repository have been found to conceal an open source information stealer malware called TurkoRat. The packages – named nodejs-encrypt-agent and nodejs-cookie-proxy-agent – were collectively downloaded approximately 1,200 times and were availabl...

WebKit Under Attack: Apple Issues Emergency Patches for 3 New Zero-Day Vulnerabilities

Apple on Thursday rolled out security updates to iOS, iPadOS, macOS, tvOS, watchOS, and the Safari web browser to address dozens of flaws, including three new zero-days that it said are being actively exploited in the wild. The three security shortcomings are listed below - CVE-2023-32409 - A...

CVE-2023-27350: Ongoing Exploitation of PaperCut Remote Code Execution Vulnerability

CVE-2023-27350 is an unauthenticated remote code execution vulnerability in PaperCut MF/NG print management software that allows attackers to bypass authentication and execute arbitrary code as SYSTEM on vulnerable targets. A patch is available for this vulnerability and should be applied on an...

China-Taiwan Tensions Spark Surge in Cyberattacks on Taiwan

China-Taiwan Tensions Spark Surge in Cyberattacks on Taiwan By Daksh Kapur, Leandro Velasco · May 17, 2023 Figure 1 image from freepik.com “In the past few years, we noticed that geopolitical conflicts are one of the main drivers for cyber-attacks on a variety of industries and institutions...

Hackers Using Golang Variant of Cobalt Strike to Target Apple macOS Systems

A Golang implementation of Cobalt Strike called Geacon is likely to garner the attention of threat actors looking to target Apple macOS systems. That's according to findings from SentinelOne, which observed an increase in the number of Geacon payloads appearing on VirusTotal in recent months...

Industrial Cellular Routers at Risk: 11 New Vulnerabilities Expose OT Networks

Several security vulnerabilities have been disclosed in cloud management platforms associated with three industrial cellular router vendors that could expose operational technology OT networks to external attacks. The findings were presented by Israeli industrial cybersecurity firm OTORIO at the...

CVE-2023-1934

The PnPSCADA system, a product of SDG Technologies CC, is afflicted by a critical unauthenticated error-based PostgreSQL Injection vulnerability. Present within the hitlogcsv.jsp endpoint, this security flaw permits unauthenticated attackers to engage with the underlying database seamlessly and...

Babuk Source Code Sparks 9 Different Ransomware Strains Targeting VMware ESXi Systems

Multiple threat actors have capitalized on the leak of Babuk aka Babak or Babyk ransomware code in September 2021 to build as many as nine different ransomware families capable of targeting VMware ESXi systems. "These variants emerged through H2 2022 and H1 2023, which shows an increasing trend o...