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6,892 results in Threat Reports
APT37's Ruby Jumper Campaign: A New Threat to Air-Gapped Networks
In December 2025, the North Korean state-sponsored group APT37, also known as ScarCruft, launched the 'Ruby Jumper' campaign targeting air-gapped networks. The attack began with victims opening malicious Windows shortcut (LNK) files, which executed PowerShell scripts to deploy a series of malware tools: RESTLEAF, SNAKEDROPPER, THUMBSBD, VIRUSTASK, and FOOTWINE. These tools facilitated initial infection, established command-and-control via Zoho WorkDrive, and enabled lateral movement through removable media, ultimately compromising isolated systems. The campaign underscores the evolving tactics of APT37 in breaching highly secure environments. ([bleepingcomputer.com](https://www.bleepingcomputer.com/news/security/apt37-hackers-use-new-malware-to-breach-air-gapped-networks/?utm_source=openai)) This incident highlights a significant advancement in cyber-espionage techniques, demonstrating the capability to infiltrate air-gapped systems. Organizations with critical infrastructure should reassess their security protocols to mitigate such sophisticated threats.
Malicious Go Module Exploits Open-Source Ecosystem to Steal Credentials and Deploy Backdoor
In February 2026, cybersecurity researchers uncovered a malicious Go module named 'github.com/xinfeisoft/crypto' that impersonated the legitimate 'golang.org/x/crypto' library. This module was designed to harvest passwords entered via terminal prompts and deploy a Linux backdoor known as Rekoobe. Upon execution, the module exfiltrated captured credentials to a remote server and executed a shell script that installed the backdoor, granting attackers persistent access to compromised systems. The campaign exploited GitHub's infrastructure to host and distribute the malicious code, highlighting the risks associated with supply chain attacks in open-source ecosystems. This incident underscores the growing trend of supply chain attacks targeting developers and the open-source community. By leveraging trusted platforms and repositories, attackers can distribute malicious code to a wide audience, emphasizing the need for enhanced vigilance and security measures in software development and distribution processes.
Trojanized Gaming Tools Deploy Java-Based RAT via Browsers and Chat Platforms
In February 2026, threat actors distributed trojanized gaming utilities via browsers and chat platforms, deploying a Java-based Remote Access Trojan (RAT). The attack utilized a malicious downloader to stage a portable Java runtime and execute a JAR file named jd-gui.jar, employing PowerShell and living-off-the-land binaries like cmstp.exe for stealthy execution. The malware established persistence through scheduled tasks and startup scripts, connecting to an external server for command-and-control communications, enabling data exfiltration and deployment of additional payloads. ([thehackernews.com](https://thehackernews.com/2026/02/trojanized-gaming-tools-spread-java.html?utm_source=openai)) This incident underscores the evolving tactics of cybercriminals, highlighting the increasing use of legitimate tools for malicious purposes and the targeting of gaming communities. Organizations must remain vigilant against such sophisticated attack vectors to protect sensitive data and maintain operational integrity.
ScarCruft's 'Ruby Jumper' Campaign: A New Era in Air-Gapped Network Breaches
In December 2025, the North Korean state-sponsored group ScarCruft (APT37) launched the 'Ruby Jumper' campaign, deploying sophisticated malware to infiltrate air-gapped networks. The attack began with malicious LNK files that, when executed, initiated a multi-stage infection chain. This chain utilized Zoho WorkDrive for command-and-control communications and leveraged removable media to bridge air-gapped systems, enabling data exfiltration and command execution. The campaign introduced new malware tools, including RESTLEAF, SNAKEDROPPER, THUMBSBD, VIRUSTASK, and FOOTWINE, each designed to facilitate various stages of the attack, from initial compromise to surveillance and data theft. ([thehackernews.com](https://thehackernews.com/2026/02/scarcruft-uses-zoho-workdrive-and-usb.html?utm_source=openai)) This incident underscores the evolving tactics of nation-state actors in targeting isolated networks, highlighting the need for enhanced security measures to protect sensitive environments. The use of legitimate cloud services for C2 communications and the exploitation of removable media to breach air-gapped systems represent significant advancements in cyber-espionage techniques, posing increased risks to critical infrastructure and sensitive data repositories. ([bleepingcomputer.com](https://www.bleepingcomputer.com/news/security/apt37-hackers-use-new-malware-to-breach-air-gapped-networks/?utm_source=openai))
DoJ Seizes $61 Million in Tether Linked to Pig Butchering Crypto Scams
In February 2026, the U.S. Department of Justice (DoJ) seized over $61 million in Tether (USDT) linked to 'pig butchering' cryptocurrency scams. These schemes involved fraudsters building trust with victims through fake romantic relationships, then persuading them to invest in fraudulent cryptocurrency platforms that displayed fabricated high returns. When victims attempted to withdraw funds, they were met with demands for additional fees, leading to further financial loss. The seized funds were traced to cryptocurrency addresses used to launder proceeds from these scams. ([justice.gov](https://www.justice.gov/usao-ednc/pr/us-attorneys-office-ednc-announces-seizure-61-million-dollars-worth-cryptocurrency?utm_source=openai)) This incident underscores the growing prevalence of sophisticated social engineering tactics in financial fraud, particularly within the cryptocurrency sector. It highlights the need for increased vigilance and regulatory measures to protect individuals from such deceptive practices.
Sangoma FreePBX 2025 INJ3CTOR3 Web Shell Attacks
In December 2025, over 900 Sangoma FreePBX instances were compromised through the exploitation of CVE-2025-64328, a high-severity command injection vulnerability. This flaw allowed authenticated users to execute arbitrary shell commands, leading to the deployment of the EncystPHP web shell by the threat actor group INJ3CTOR3. The attacks resulted in unauthorized remote access and control over affected VoIP infrastructures, with significant concentrations of compromised systems in the U.S., Brazil, Canada, Germany, and France. ([thehackernews.com](https://thehackernews.com/2026/02/900-sangoma-freepbx-instances.html?utm_source=openai)) The incident underscores the critical importance of timely patch management and restricting administrative access to prevent exploitation of known vulnerabilities. Organizations are urged to update their FreePBX deployments to the latest version and implement stringent access controls to mitigate similar threats. ([securityweek.com](https://www.securityweek.com/900-sangoma-freepbx-instances-infected-with-web-shells/?utm_source=openai))
Marquis 2025 Ransomware Attack via SonicWall Breach
In August 2025, Marquis Software Solutions, a Texas-based fintech firm serving over 700 banks and credit unions, experienced a ransomware attack. The breach was traced back to unauthorized access through its SonicWall firewall, leading to the exposure of sensitive data, including names, addresses, Social Security numbers, and financial account information of over 400,000 individuals associated with 74 financial institutions. The attackers exploited a known but unpatched vulnerability in SonicWall’s firewall software (CVE-2024-40766), allowing them to infiltrate Marquis's network and deploy ransomware. This incident underscores the critical importance of timely patch management and the potential risks associated with third-party service providers. ([techradar.com](https://www.techradar.com/pro/security/over-70-us-banks-and-credit-unions-affected-by-marquis-ransomware-breach-heres-what-we-know?utm_source=openai)) The Marquis breach highlights the escalating trend of cyberattacks targeting supply chain vulnerabilities, emphasizing the need for organizations to scrutinize the security postures of their vendors. Additionally, it serves as a stark reminder of the consequences of delayed patching, as threat actors increasingly exploit known vulnerabilities to gain unauthorized access to sensitive data.
Cisco SD-WAN Zero-Day Exploited Since 2023
In February 2026, Cisco disclosed a critical zero-day vulnerability (CVE-2026-20127) in its Catalyst SD-WAN Controller and Manager, which had been actively exploited since at least 2023. The flaw allowed unauthenticated remote attackers to bypass authentication mechanisms, granting them high-privileged access to manipulate network configurations via the NETCONF protocol. This exploitation enabled the addition of rogue peers and potential disruption of network operations. ([thehackernews.com](https://thehackernews.com/2026/02/cisco-sd-wan-zero-day-cve-2026-20127.html?utm_source=openai)) The incident underscores the persistent targeting of network infrastructure by sophisticated threat actors, emphasizing the need for organizations to prioritize timely patching and robust security measures to protect critical systems. ([thehackernews.com](https://thehackernews.com/2026/02/cisco-sd-wan-zero-day-cve-2026-20127.html?utm_source=openai))
Johnson Controls 2026 Unauthenticated Remote Code Execution Vulnerabilities
In February 2026, multiple critical vulnerabilities were identified in Johnson Controls' Frick Controls Quantum HD systems, versions 10.22 and prior. These vulnerabilities include unauthenticated remote code execution, code injection, and plaintext storage of passwords, potentially allowing attackers to execute arbitrary code, access sensitive information, and compromise system integrity. The affected systems are widely deployed in critical infrastructure sectors, including food and agriculture, posing significant security risks. ([nvd.nist.gov](https://nvd.nist.gov/vuln/detail/CVE-2026-21659?utm_source=openai)) The discovery of these vulnerabilities underscores the ongoing challenges in securing industrial control systems (ICS) against sophisticated cyber threats. Organizations utilizing these systems must prioritize timely updates and adhere to recommended security practices to mitigate potential exploitation and safeguard critical operations.
Critical WebSocket Vulnerabilities in SWITCH EV's Platform Threaten EV Infrastructure Security
In February 2026, multiple critical vulnerabilities were identified in SWITCH EV's swtchenergy.com platform, affecting all versions. These vulnerabilities include missing authentication for critical functions (CVE-2026-27767), improper restriction of excessive authentication attempts (CVE-2026-25113), insufficient session expiration (CVE-2026-25778), and insufficiently protected credentials (CVE-2026-27773). Exploitation of these flaws could allow attackers to impersonate charging stations, hijack sessions, suppress or misroute legitimate traffic, and manipulate data sent to the backend, potentially leading to large-scale denial of service and unauthorized control over charging infrastructure. ([cvedetails.com](https://www.cvedetails.com/cve/CVE-2026-27767/?utm_source=openai)) The increasing reliance on electric vehicle (EV) infrastructure underscores the critical need for robust cybersecurity measures. These vulnerabilities highlight the potential risks associated with inadequate authentication and session management in critical infrastructure systems, emphasizing the importance of implementing comprehensive security protocols to safeguard against such threats.
EV2GO 2026 Authentication Vulnerabilities: A Wake-Up Call for Critical Infrastructure Security
In February 2026, multiple critical vulnerabilities were identified in EV2GO's ev2go.io charging management platform, affecting all versions. These flaws include missing authentication for critical functions (CVE-2026-24731), improper restriction of excessive authentication attempts (CVE-2026-25945), insufficient session expiration (CVE-2026-20895), and insufficiently protected credentials (CVE-2026-22890). Exploitation could allow attackers to impersonate charging stations, hijack sessions, misroute traffic causing large-scale denial of service, and manipulate backend data. ([therealistjuggernaut.com](https://therealistjuggernaut.com/2026/02/26/trj-cybersecurity-ev2go-charging-platform-exposed-authentication-failures-create-high-risk-entry-points-across-global-ev-infrastructure/?utm_source=openai)) The absence of vendor response and lack of available patches heighten the urgency for organizations to implement immediate defensive measures. This incident underscores the critical need for robust authentication mechanisms and proactive vulnerability management in infrastructure systems to prevent potential exploitation and operational disruptions.
EV Energy's 2026 Security Flaws: A Wake-Up Call for EV Infrastructure
In February 2026, multiple critical vulnerabilities were identified in EV Energy's ev.energy platform, a UK-based provider of electric vehicle charging software. These vulnerabilities include missing authentication for critical functions (CVE-2026-27772), improper restriction of excessive authentication attempts (CVE-2026-24445), insufficient session expiration (CVE-2026-26290), and insufficiently protected credentials (CVE-2026-25774). Exploitation of these flaws could allow attackers to gain unauthorized control over charging stations, disrupt services, and compromise data integrity. ([beyondmachines.net](https://beyondmachines.net/event_details/critical-vulnerabilities-in-ev-energy-charging-platform-allow-remote-hijacking-b-x-t-d-l?utm_source=openai)) The increasing integration of electric vehicle infrastructure with the power grid underscores the urgency of addressing these security gaps. As cyberattacks on EV charging stations rise, ensuring robust authentication and session management mechanisms is critical to prevent potential disruptions and maintain trust in the EV ecosystem. ([yahoo.com](https://www.yahoo.com/news/cyberattacks-ev-charging-stations-rise-120000365.html?utm_source=openai))