W32/Mytob-D is a mass-mailing worm and backdoor Trojan that targets
users of Internet Relay Chat programs.
When first run W32/Mytob-D copies itself to the Windows system folder
as msgmr.exe and creates the following registry entries:
HKCU\Software\Microsoft\OLE
Win TaskLoader
msgmr.exe
HKCU\SYSTEM\CurrentControlSet\Control\Lsa
Win TaskLoader
msgmr.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Win TaskLoader
msgmr.exe
HKLM\SOFTWARE\Microsoft\Ole
Win TaskLoader
msgmr.exe
HKLM\SYSTEM\CurrentControlSet\Control\Lsa
Win TaskLoader
msgmr.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Win TaskLoader
msgmr.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Win TaskLoader
msgmr.exe