This article was originally published on ThreatChain — decentralized threat intelligence. Your security tools might have missed this one. PhantomStealer is actively targeting networks right now — here's what you need to know before it hits yours. A new PhantomStealer sample was identified by threat intelligence feeds on 2026-05-05 09:45:15. This post breaks down what we know about the specific sample, how to recognize related activity on your network, and what to do if you or your organization might be affected. The Sample at a Glance Field Value SHA-256 790945e17a51691483455a11af2efcbe15f2b473b65b151f50287623d1468516 File name PO 283974863 -R0-S - 0908273.exe File type exe Size 1.46 MB Origin (first observed) CH First seen 2026-05-05 09:45:15 Family PhantomStealer Tags exe, PhantomStealer VirusTotal detection 30/74 engines flagged malicious What PhantomStealer Does PhantomStealer is a malware family observed delivering malicious payloads to Windows systems.…