Mesoto is a trojan designed to steal login names, passwords and user details related to MSN Messenger accounts. Once executed, the parasite displays a fake MSN screen in order to trick the user into entering his or her MSN password and login name. Mesoto sends gathered data to the predefined e-mail address. The trojan may contact a predefined remote host in order to download additional instructions.
msnmsnr.exe
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRunmsn messenger