Event ID - 21

Port No21
Service NameRTB 666
RFC Doc0
ProtocolTCP
DescriptionThis is a remote access backdoor program that allows a remote hacker access to an infected computer
Reference LinkRTB
AttackSolutions:

Click Start>Run, type REGEDIT.EXE then hit the Enter key.
In the left panel, click the plus sign (+) to the left of the following:
HKEY_LOCAL_MACHINE
Software
Microsoft
Windows
CurrentVersion
Run
In the right panel, look for and then delete this registry entry:
Zasobnik systemowy
Close the Registry editor.
Restart your system.
Scan your system with Trend Micro antivirus and delete all files detected as BKDR_RTB.104. To do this, Trend customers must download the latest pattern file and scan their system. Other email users may use HouseCall

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