For the latest discoveries in cyber research for the week of 5th January, please download our Threat Intelligence Bulletin.

TOP ATTACKS AND BREACHES

• Two US banks, Artisans’ Bank and VeraBank, disclosed that customer data was exposed in an August ransomware attack on their vendor, Marquis Software. The vendor was breached via SonicWall vulnerability, and while the banks’ own systems were not compromised, researchers estimate the incident may have affected in total up to 1.35 million people across dozens of financial institutions.
• Romania’s largest coal-based power producer, Oltenia Energy Complex, has faced a ransomware attack attributed to the Gentlemen group. The company said files were encrypted and Enterprise Resource Planning systems, email, and the website were disrupted, partially affecting operations, while power supply remained stable and recovery continues.
• Emurasoft, maker of EmEditor software, reported a website compromise that redirected the homepage download button to a fake installer for 4 days. The installer deployed infostealer malware that harvested credentials and added a rogue extension enabling remote control and cryptocurrency swapping.
• US-based Sedgwick Government Solutions, which manages claims, workforce health, risk, and productivity for government agencies and federal employees, has experienced a cybersecurity incident. The incident was limited to an isolated file transfer system, with no evidence of access to claims servers. The company notified law enforcement and clients after the TridentLocker ransomware group claimed an attack on December 31.
• Korean Air, South Korean airline, has suffered a data breach via KC&D Service, a vendor managing inflight catering and duty free. The incident exposed personal data of roughly 30,000 employees, including names and bank account numbers, while customer information was not affected. Cl0p claimed responsibility and reportedly exploited an Oracle E-Business Suite flaw.

Check Point IPS, Threat Emulation and Harmony Endpoint provide protection against this threat (Oracle Multiple Products Remote Code Execution; Ransomware.Win.Clop; Ransomware.Wins.Clop; Ransomware.Wins.Clop.ta.*)

• Trust Wallet, a cryptocurrency wallet provider, has disclosed a second Shai-Hulud supply-chain compromise of its Chrome extension, resulting in approximately $8.5 million in losses. Using a leaked Chrome store key, attackers published tampered v2.68 which exfiltrated wallet recovery phrases upon unlock.
• European Space Agency (ESA), has confirmed a cybersecurity incident affecting a very small number of external servers outside its corporate network. ESA began forensic analysis and secured potentially affected devices after a threat actor claimed to have stolen 200GB of source code and access credentials in mid-December.

VULNERABILITIES AND PATCHES

• Researchers highlighted CVE-2025-14346, a critical missing-authentication flaw in WHILL Model C2 and Model F power wheelchairs that enables attackers within Bluetooth range to take control. CISA urged immediate mitigations, warning that compromise could manipulate wheelchair movements and cause physical harm in healthcare and public settings. No public exploitation has been reported yet.
• Security researchers disclosed CVE-2025-20700, CVE-2025-20701 (CVSS 8.8) and CVE-2025-20702 (CVSS 9.6) affecting Airoha Bluetooth SoCs. The flaws enabling unauthenticated access to the RACE protocol, arbitrary memory operations, and nearby takeover of headphones to extract link keys and impersonate devices to access paired smartphones.
• A patch has been released for CVE-2025-47411, an important privilege escalation in Apache StreamPipes 0.69.0 to 0.97.0 caused by flawed user ID creation enabling JWT token manipulation. Attackers can impersonate existing administrators to gain full control.
• IBM API Connect, an enterprise API management platform, is affected by a critical authentication bypass vulnerability (CVE-2025-13915, CVSS 9.8) enabling remote unauthorized access without credentials. The flaw impacts versions 10.0.8.0 through 10.0.8.5 and 10.0.11.0, with patches and iFixes available; no exploitation has been reported.

THREAT INTELLIGENCE REPORTS

• Researchers exposed a new APT36 cyber espionage campaign targeting Indian government, academic, and strategic institutions. The Pakistan affiliated group delivers ZIP attachments disguised as PDFs that install ReadOnly and WriteOnly malware, which enables remote control, steals data, monitors clipboards, captures screenshots, and maintains access.
• DarkSpectre, a Chinese affiliated threat actor, has compromised 8.8 million Chrome, Edge, and Firefox users globally via campaigns including ShadyPanda, Zoom Stealer, and GhostPoster. The group employs malicious browser extensions with tactics such as time-bomb activation, dormant sleepers, PNG steganography, and heavy JavaScript obfuscation, exfiltrating corporate meeting data while impersonating videoconferencing tools and abusing browser platform permissions.
• Security researchers discovered two Chrome Web Store extensions, Chat GPT for Chrome with GPT-5 and AI Sidebar, that exfiltrate ChatGPT and DeepSeek chat histories, along with users’ browsing activity, every 30 minutes. The extensions collectively have over 900,000 installations, and one holds a Google Featured badge.
• Researchers identified the rapid expansion of the Kimwolf botnet, which has infected more than 2 million devices globally by abusing residential proxy networks to reach local devices behind home routers. The campaign leverages insecure Android TV boxes and digital photo frames to enable DDoS, ad fraud, account takeover, and mass scraping.

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For the latest discoveries in cyber research for the week of 29th December, please download our Threat Intelligence Bulletin.

TOP ATTACKS AND BREACHES

• Romanian Waters, the country’s national water management authority, was hit by a ransomware attack that resulted in nearly 1,000 computer systems across national and regional offices being encrypted. The attack affected geographic information systems, databases, email, web servers, and Windows workstations. Operational technology controlling water infrastructure was not impacted, and no data leakage has been reported, but key IT services were disrupted across the organization.
• France’s postal service La Poste has suffered a cyber-attack that disrupted key digital systems, impacting online parcel tracking, mail distribution, and banking services for customers of both the postal service and La Banque Postale. Some services were temporarily unavailable, with no evidence of data compromise. The attack was claimed by the pro-Russian hacktivist group NoName057(16).
• Insurance giant Aflac has confirmed a data breach they experienced in June that resulted in the theft of sensitive files containing insurance claims, health data and Social Security numbers. The breach affected personal details of approximately 22.7 million individuals in its US business. The attack has been attributed to Scattered Spider threat group.

Check Point Harmony Endpoint provides protection against this threat.

• Japan’s leading carmaker Nissan Motor Corporation has acknowledged a data breach that resulted in the exposure of personal information for approximately 21,000 customers from Nissan Fukuoka Sales Corporation including names, addresses, phone numbers, email addresses, and sales operation data. The incident occurred after unauthorized access to Red Hat data servers led to the leak, but financial data was not affected. The Crimson Collective threat actor claimed responsibility for the initial breach, with ShinyHunters later hosting samples of the stolen data.
• Trust Wallet, a popular non-custodial cryptocurrency wallet, has disclosed a cyber-attack involving a compromised Chrome extension update. The attack exfiltrated sensitive wallet data, including seed phrases, to a malicious domain, resulting in at least $7 million in losses. The incident primarily affected users of Chrome extension version 2.68.0, allowing attackers to drain wallets.
• Ubisoft’s live service game Rainbow Six Siege (R6) has confirmed a cyber-attack in which threat actors abused internal systems to manipulate bans, unlock all cosmetics and developer-only skins, and distribute around $13.33 million worth of in-game currency worldwide.
• Baker University has encountered a data breach that resulted in attackers accessing its network and stealing sensitive information belongs to 53,624 students, alumni, staff, and affiliates of the university, such as names, Social Security numbers, financial account details, and medical records.

VULNERABILITIES AND PATCHES

• A high-severity memory-read vulnerability, CVE-2025-14847, dubbed “MongoBleed” has been identified in multiple MongoDB Server versions, allowing unauthenticated remote attackers to exploit a zlib implementation flaw and potentially access uninitialized heap memory. The issue, caused by improper handling of length parameter inconsistency (CWE-130), may permit arbitrary code execution and system compromise. Affected versions include MongoDB 4.0 through 8.2.3.
• Details on a critical serialization injection vulnerability in LangChain Core were disclosed. CVE-2025-68664 (CVSS 9.3) affects langchain-core, where unescaped user-controlled dictionaries with lc keys are treated as trusted objects during deserialization, enabling secret extraction, prompt injection, and potentially arbitrary code execution.
• A critical buffer overflow vulnerability, CVE-2025-68615, in Net-SNMP’s snmptrapd daemon can be triggered remotely via a specially crafted packet. The issue has a CVSS score of 9.8 and may allow unauthenticated attackers to achieve remote code execution or cause service crashes. Patches are available, and the vulnerability is addressed in Net-SNMP versions 5.9.5 and 5.10.pre2.

THREAT INTELLIGENCE REPORTS

• Check Point researchers describe a phishing campaign in which attackers abused Google Cloud Application Integration’s “Send Email” workflow to send over 9,000 spoofed Google notification emails from a Google address. The messages targeted manufacturing, technology, and finance sectors and used multi-step redirection through Google domains to lead victims to a Microsoft-themed credential harvesting site. Most victims located in the US, Asia-Pacific, and Europe.
• Researchers uncovered a two-year Evasive Panda campaign using adversary-in-the-middle DNS poisoning to deliver MgBot via fake updaters and stealthy loaders. The chain used multi-stage shellcode, hybrid encryption, and DLL sideloading to run MgBot in memory, with victim-specific payloads tied to machines via DPAPI and RC5. Attackers poisoned legitimate domains, injected into signed system processes for persistence, and updated configs with hardcoded C2s.

Check Point Harmony Endpoint provides protection against this threat (Infostealer.Win.MgBot)

• A Webrat campaign leveraged fake GitHub repositories masquerading as exploit and proof-of-concept code for high-severity CVEs, targeting gamers, students, and inexperienced security researchers. The attack uses droppers to elevate privileges, disable Windows Defender, and deploy the Webrat backdoor, enabling remote control, credential theft, keylogging, and device surveillance.
• Researchers found lotusbail, a malicious npm package masquerading as a WhatsApp Web API library that intercepts messages and steals session/auth data, contacts, and media via WebSocket tampering and device-pairing hijack. Separately, 14 malicious NuGet packages were found redirecting crypto funds and stealing Google Ads OAuth tokens.

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