AppSuite PDF Editor
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Adobe Reader zero-day exploited through malicious PDFs since December 2025
A technical analysis says attackers have abused a previously unknown Adobe Reader zero-day through malicious PDFs since at least December 2025. The files can run JavaScript, collect data and potentially deliver more payloads.
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TamperedChef information stealer emerges in malvertising campaign promoting AppSuite PDF Editor
Cybersecurity researchers have identified a malvertising campaign delivering a backdoored PDF editor, AppSuite PDF Editor, that drops a new information stealer dubbed TamperedChef. The operation leverages Windows Registry persistence, a C2-enabled backdoor, and widespread Google ad campaigns to maximize downloads.
