W32.Netsky.O@mm is a mass-mailing worm that uses its own SMTP engine to send itself to the email addresses it finds when scanning the hard drives and mapped drives. The "sender" of the email is spoofed, and its subject line and message body of the email vary.
The attachment is one of the following:
This threat is compressed with UPX.
- Symantec Consumer products that support Worm Blocking functionality automatically detect this threat as it attempts to spread.
- The worm executable has a static MD5 hash value of 0x9D7006E30FDF15E9C8E03E62534B3A3E
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