Malicious Google ads are reviving the fake tech-support freeze
Netskope says scam ads hit legitimate sites and tried to lock users into urgent fake support warnings on Windows and Mac.
What happened
Netskope researchers found Google Ads campaigns pushing convincing tech-support scareware across legitimate publisher sites, according to Ars Technica. The pages were designed to freeze Windows and Mac browsers and pressure users to call a fake support center.
Ars reports Netskope saw users from 619 customer organizations click the malicious ads between August 31 and September 14. Netskope said it tracked more than 250 Google Ads campaign IDs across at least 284 legitimate publisher sites.
Why it matters
The scam is old, but the delivery channel keeps evolving. A trusted ad slot on a normal maps, weather, document, real-estate, or sports site can make the fake alert feel more believable than a random pop-up.
The goal is familiar: get the victim to call, pay fees, hand over remote access, or share personal information. Netskope blocked the observed activity for its customers, but the campaign shows why malicious ads remain a real consumer-security problem.
Quick takeaways
- Ars says roughly 62 percent of affected Netskope-observed organizations were in the US.
- Japan and Australia were the next two largest observed locations.
- Netskope's visibility is limited, so broader exposure may have been higher.