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

The Hacker News

November 25, 2025 at 2:18 PM

Actively Exploited

Windows Phishing Update Critical Malware Microsoft

Summary

A new cybersecurity campaign is utilizing fake Windows update pop-ups on adult websites to trick users into executing malicious commands. This method combines ClickFix lures with phishing tactics, posing a significant risk to users who visit these sites.

Original Article Summary

Cybersecurity researchers are calling attention to a new campaign that's leveraging a combination of ClickFix lures and fake adult websites to deceive users into running malicious commands under the guise of a "critical" Windows security update. "Campaign leverages fake adult websites (xHamster, PornHub clones) as its phishing mechanism, likely distributed via malvertising," Acronis said in a

Impact

Not specified

In the Wild

Yes

Timeline

Newly disclosed

Remediation

Users should avoid clicking on suspicious pop-ups and ensure their antivirus software is up to date. Regularly updating the operating system and using ad blockers may also help mitigate the risk.

Read Original Article

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