In April 2026, Unit 42 researchers identified a financially motivated campaign delivering Vidar stealer and the XMRig cryptocurrency miner to consumer and small- and medium-sized business victims worldwide.
Attackers lure victims via malvertising to pages for downloading files that impersonate cracked versions of copyright-protected software. Upon execution, the loader drops and runs both Vidar stealer and XMRig. Vidar stealer targets information like browser credentials, cookies and crypto wallets. XMRig mines Monero cryptocurrency.
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Source: Palo Alto Unit 42
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