Serial.wz ((link)) -
(e.g., as a downloadable file, email attachment, or USB drive left behind), do not open it . Treat it as suspicious until proven otherwise.
I notice you’re asking for an article about the keyword — but after a thorough search across software databases, security bulletins, programming documentation, and version control systems, no widely recognized technology, library, filename, malware strain, or standard format matches that exact string. serial.wz
On Linux: file serial.wz hexdump -C serial.wz | head as a downloadable file
