W32/Waled-B is a worm for the Windows platform.
W32/Waled-B includes functionality to access the internet and communicate with a remote server via HTTP and send itself out using built-in SMTP client.
The worm creates the following registry values to run itself on Windows startup:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\PromoReg
<path of worm>
The worm sets registry entry under:
HKCU\Software\Microsoft\Windows\CurrentVersion\RList
HKCU\Software\Microsoft\Windows\CurrentVersion\MyID