Windows Defender detects this threat. This threat is classified as a mass-mailing worm. A mass mailing email worm is self-contained malicious code that propagates by sending itself through e-mail. Typically, a mass mailing email worm uses its own SMTP engine to send itself, thus copies of the sent worm will not appear in the infected user’s outgoing or sent email folders. Technical details are currently not available.
The summary tab has all the available details for this threat.