This RAT is a clone program ofanother hacker tool called MoonPie 1.4. It is written in Delphi. The origination date is June 2002. It was created by a German hacker called Killerbeat. The program includes a "password capture" ability. It also posesses a great ammount of other harmfull functions, that can turn the life of a simple user into hell. Several variants appeared during June 2002. You can find other versions of this pest in the internet under such names as DarkFace 2.0 and DarkFace 2.1.
As many other backdoors do, DarkPortal sneaks into the target system and gives a partial control over the system to the hacker. A lot of damage can be made to the computer, which is infected with this malware, that's why it would be the best choice to keep your antiviral system up-to-date and perform full system scans regularly.
The author of this pest is a hacker called Brain Storm. The origination date is September 1999. This virus uses such stealth techniques as "trojan" and "backdoor" to infiltrate the system and allow the intruder to gain unauthorised access. Note: this virus removes all virusscan files, so the detection is almost impossible. It Works on windows 95 and 98.