malvertising news
4 stories
Vidar Stealer Unmasked: Code Signing Abuse, Go Loaders and File Inflation
A recent campaign identified by researchers has been observed distributing the Vidar information stealer and the XMRig cryptocurrency miner. The operation, which saw a significant spike in activity in April 2026, primarily targets consumers and small to medium-sized businesses in the U.S. and European Union. Attackers lure victims through malvertising, directing them to download fake cracked…
Lost in relocation: analysis of a new loader distributing CASTLESTEALER
A newly identified malware loader, dubbed OXLOADER, is being distributed through malicious Google advertisements, aiming to deliver the CASTLESTEALER information-stealing malware. Security researchers have observed OXLOADER employing a range of sophisticated obfuscation techniques to evade detection by static analysis tools and sandbox environments.
Malvertising Scams Proliferate Across APAC Via Social Media Ads
Bitdefender Labs has identified a widespread malvertising network operating across 13 countries in the Asia-Pacific (APAC) region, distributing over 12,000 scam campaigns through paid advertisements on Meta platforms. Between January and April 2026, researchers Alexandra Svetlana Dinulica and Vlad Mihai Sireanu observed more than 400,000 ad sightings associated with these campaigns.
Football Fever Fuels Scam Campaigns Across Email and Social Media
Football fans are increasingly becoming targets of sophisticated scam operations that leverage the excitement surrounding major tournaments and club loyalties, according to recent findings from Bitdefender Labs. Investigations have uncovered over 55 distinct scam campaigns exploiting various aspects of football fandom, including merchandise, streaming services, collectibles, and giveaways.…