employee training Archives

Tech Optimizer

July 10, 2026

Hackers Use Fake VLC Executable and Malicious libvlc.dll to Deploy ValleyRAT

Cybercriminals are exploiting the VLC media player to install ValleyRAT, a remote access trojan, by embedding malware in a seemingly harmless file linked in phishing emails. The attack starts with an email that prompts the victim to download a ZIP archive containing a fake VLC executable and a malicious DLL named libvlc.dll. This method uses DLL sideloading to execute the malware under the guise of a legitimate application. Once executed, the malware establishes persistence by creating a registry entry and connects to a remote server to retrieve the final payload. ValleyRAT employs evasion tactics to avoid detection, including assessing system characteristics before executing harmful actions and using a fileless approach to deliver the payload directly into memory. Researchers have identified indicators of compromise, including specific SHA1 hashes and URLs associated with the malicious campaign.

Tech Optimizer

July 3, 2026

Hackers Use Fake VLC Executable and Malicious libvlc.dll to Deploy ValleyRAT

Cybercriminals are using a sophisticated method to bypass security measures by embedding malware within the VLC media player. This campaign exploits VLC to install ValleyRAT, a remote access trojan, through phishing emails that contain links to download a seemingly harmless file. Once the file is opened, it activates a hidden backdoor that evades detection by antivirus solutions. The malware has been active since 2023, with a significant increase in activity noted through 2025 and into 2026, particularly targeting Chinese and Japanese-speaking users. The infection process begins when a victim clicks a link in a phishing email, leading to a ZIP archive containing a disguised executable and a malicious DLL (libvlc.dll). The executable mimics a legitimate VLC file, and when executed, it loads the DLL, allowing the malware to run under the guise of VLC. The malware establishes persistence by creating a registry entry and connects to a remote server to retrieve the final payload. ValleyRAT employs evasion tactics to avoid detection, such as performing checks on system behavior and using a fileless approach to inject its payload directly into memory, avoiding storage on disk. Researchers recommend training employees to recognize suspicious filenames and deploying endpoint detection tools to identify DLL sideloading behavior. For organizations affected by this campaign, isolating compromised systems and reviewing security logs are critical initial steps. Indicators of compromise include a malicious email domain, a ZIP archive containing a fake VLC executable, and a download URL for ValleyRAT.

Winsage

June 3, 2026

Windows Netlogon CVE-2026-41089 exploited: Priority patch needed

Microsoft has addressed a critical vulnerability identified as CVE-2026-41089, which could allow unauthorized access to sensitive data. This vulnerability primarily affects specific Microsoft software and has been classified with a high severity rating. If unaddressed, it could lead to data breaches and unauthorized access. Microsoft recommends users apply the latest security patches and updates. The cybersecurity community emphasizes the importance of prioritizing cybersecurity strategies and collaboration among industry stakeholders to mitigate risks associated with such vulnerabilities.

Tech Optimizer

May 16, 2026

Chamber Perk: O’Brien Technologies Emphasizes Education and Protection

O’Brien Technologies has launched a program called “Educate and Protect” to improve cybersecurity for businesses by addressing the human factor in breaches. They highlight that many cyber threats arise from human errors, such as clicking phishing links or misunderstanding data storage protocols. The company points out that cloud services do not automatically protect files without robust backup systems and that small businesses are often more vulnerable due to a lack of comprehensive security measures. They stress the inadequacy of relying solely on outdated tools like firewalls and antivirus software and advocate for a multi-layered cybersecurity approach. O’Brien Technologies recommends regular employee training, staying informed about threats, and ongoing commitment to cybersecurity. They offer tailored guidance for businesses looking to enhance their cybersecurity. Interested parties can contact them at 661-432-1301 or visit obrienmsp.com.

Tech Optimizer

December 24, 2025

Animated Malware Lures Evolve, Threatening Users’ Cybersecurity

Small businesses are increasingly targeted by cybercriminals, who are using sophisticated tactics such as animated lures to entice users into downloading malware. The HP Threat Insights Report highlights that small businesses, often perceived as easier targets due to limited resources, are particularly vulnerable. The rise of purchasable malware services allows inexperienced criminals to engage in cybercrime, broadening the range of potential threats. To combat these risks, small business owners are advised to invest in employee training on phishing tactics, implement robust cybersecurity measures, conduct regular security audits, and develop incident response plans. However, challenges such as limited budgets and lack of dedicated IT staff hinder their ability to enhance cybersecurity. Keeping informed about evolving threats is essential for protecting their operations.

Tech Optimizer

December 12, 2025

The digital impersonators: How cybercriminals hijack your brand to launch malvertising attacks

Brand trust is highly valued by consumers, leading cybercriminals to exploit it through malvertising, which embeds malicious code in legitimate ads. Malvertising can redirect users to phishing sites or download malware. Cybercriminals create fake ads that mimic trusted brands, targeting high-traffic moments and using real-time bidding to distribute these ads on reputable sites. The process involves setting up fake accounts, creating convincing ads, purchasing ad space, and delivering malware through exploit kits. The consequences include identity theft and financial loss for consumers, and reputational damage for brands. To protect against these threats, organizations should implement regular software updates, continuous employee training, protective tools, and consider partnering with managed service providers for enhanced security measures.

Tech Optimizer

December 4, 2025

Cyber security essentials with WSA partner PureCyber

Cyber security is crucial for organizations in the sport and leisure sector to protect digital assets from hackers and cybercriminals. Neglecting cyber security can lead to financial losses, reputational damage, operational disruptions, and legal issues. Key practices for enhancing cyber security include keeping software updated, using strong passwords, training employees, and employing firewalls and antivirus solutions. The Welsh Sports Association (WSA) has partnered with PureCyber to offer a subscription service called Foundations, which provides various cyber security benefits such as incident response, phishing simulations, endpoint detection and response, dark web monitoring, employee training, Microsoft 365 protection, and vulnerability management. WSA members can access this service at preferential rates, and a Lunchtime Learning session will be held to improve skills within member organizations. Interested parties can contact Maria Lopez for more information on the subscription.

Tech Optimizer

December 2, 2025

When AI Breaks Bad: The Rise of Ransomware and Deepfakes

Artificial Intelligence (AI) is transforming the cybersecurity landscape by enabling sophisticated cyberattacks, such as ransomware and deepfakes. Ransomware has evolved from manual coding to AI-driven automation, making attacks more efficient and harder to stop. AI automates the targeting of victims by analyzing large datasets to identify vulnerabilities. Machine learning allows malware to change its form to evade detection, and ransomware can operate autonomously within networks. Phishing attacks have become more convincing through AI-generated messages that mimic real communications. Deepfakes can create realistic impersonations, leading to financial fraud and extortion, as demonstrated by a 2024 incident resulting in a million loss. Deepfakes also pose risks for manipulation and disinformation, affecting public perception and market dynamics. On the defensive side, AI is utilized in cybersecurity to detect and prevent attacks through anomaly detection, zero-trust security models, and advanced authentication methods. Human training and awareness are crucial for recognizing AI-generated threats. Effective defense requires regulations, shared accountability, and preparedness within organizations, including continuous monitoring and employee training. Collaboration between public agencies and private security firms is essential for a robust response to cyber threats.

Winsage

November 25, 2025

JackFix Uses Fake Windows Update Pop-Ups on Adult Sites to Deliver Multiple Stealers

Cybersecurity experts have identified a new campaign that combines ClickFix tactics with counterfeit adult websites to trick users into executing harmful commands under the guise of a "critical" Windows security update. This campaign uses fake adult sites, including clones of popular platforms, as phishing mechanisms, increasing psychological pressure on victims. ClickFix-style attacks have risen significantly, accounting for 47% of all attacks, according to Microsoft data. The campaign features convincing fake Windows update screens that take over the user's screen and instruct them to execute commands that initiate malware infections. The attack begins when users are redirected to a fake adult site, where they encounter an "urgent security update." The counterfeit Windows Update screen is created using HTML and JavaScript, and it attempts to prevent users from escaping the alert. The initial command executed is an MSHTA payload that retrieves a PowerShell script from a remote server, which is designed to deliver multiple payloads, including various types of malware. The downloaded PowerShell script employs obfuscation techniques and seeks to elevate privileges, potentially allowing attackers to deploy remote access trojans (RATs) that connect to command-and-control servers. The campaign has been linked to other malware execution chains that also utilize ClickFix lures. Security researchers recommend enhancing defenses through employee training and disabling the Windows Run box to mitigate risks associated with these attacks.

AppWizard

November 16, 2025

Connecteam Team Management App For Android

Connecteam Inc. has launched a team management app for non-desk employees, achieving a rating of 4.8 stars from over a million users. The app includes features such as work scheduling with auto-scheduling tools, a GPS-enabled employee time clock, an internal communication platform, task management with customizable checklists, employee training and onboarding access, an internal ticketing system, and a digital employee ID card. It has received positive feedback for its user-friendly interface, with users noting quick onboarding and cost-effectiveness compared to other solutions. Connecteam offers live demos for those interested in the app.