Stealc Malware Checks Everything – Even the Screen Resolution


This week, the SonicWall Capture Labs threat research team reviewed a sample of Stealc malware. This is an infostealer that digs through a victim’s system to extract credentials from browsers, cryptocurrency wallets and fileshare servers. Processes are monitored, as well as keystrokes, active windows and mouse clicks.

It will also disable security applications and change network settings to allow for proxy connections. Every part of the system hardware and Windows settings are enumerated, down to the resolution of the monitor.

Read more…
Source: SonicWall Capture Labs 


Sign up for our Newsletter


Related:

  • Unmasking The Gentlemen Ransomware: Tactics, Techniques, and Procedures Revealed

    September 9, 2025

    In August 2025, Trend Micro investigated a new ransomware campaign orchestrated by The Gentlemen, an emerging and previously undocumented threat group. This threat actor quickly established itself within the threat landscape by demonstrating advanced capabilities through their systematic compromise of enterprise environments. By adapting their tools mid-campaign—shifting from generic anti-AV utilities to highly targeted, specific variants—the ...

  • UK: Jeremy Clarkson’s Cotswolds pub targeted in cyber attack

    September 7, 2025

    Jeremy Clarkson’s pub has become the latest victim of cyber-criminals who managed to steal £27,000 from the establishment. The Farmer’s Dog fell prey to hackers who employed sophisticated methods to infiltrate the accounts of the Cotswolds venue during a recent digital assault. The criminals made off with the substantial sum in an attack reminiscent of those ...

  • Columbia University data breach hits 870,000 people

    September 6, 2025

    Columbia University recently confirmed a major cyberattack that compromised personal, financial, and health-related information tied to students, applicants, and employees. The victims include current and former students, employees, and applicants. Notifications to affected individuals began on August 7 and are continuing on a rolling basis. Columbia, one of the oldest Ivy League universities, discovered the breach ...

  • CMS Sitecore patches critical zero-day flaw

    September 5, 2025

    Popular CMS platform Sitecore has patched a critical zero-day vulnerability found to be being abused in cyberattacks. Security researchers from Mandiant observed threat actors exploiting a zero-day flaw to deploy malware, as well as other legitimate software. The flaw stemmed from the use of sample ASP.NET machine keys published in old deployment guides (pre-2017), and is ...

  • Range Rover and Jaguar drivers face lengthy repair delays after cyber attack crippled garages

    September 4, 2025

    More than a million Range Rover and Jaguar drivers could face huge delays in getting their motors repaired after a devastating cyber-attack crippled Jaguar Land Rover. Bosses at Jaguar Land Rover (JLR) were forced to scramble on Sunday, hastily shutting down global computer systems to protect sensitive information. Efforts are still ongoing to reboot the company’s ...

  • Palo Alto Networks becomes the latest to confirm it was hit by Salesloft Drift attack

    September 3, 2025

    The Salesloft Drift incident is quickly turning into the next MOVEit MFT fiasco, as yet another company confirms losing sensitive data in the third-party attack. This time around, it is the American multinational cybersecurity company Palo Alto Networks that confirmed losing customer data and support cases information in the breach. It all began with the sales ...