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Virus Name  : Worm.Happy99

Alias             : I-Worm.Happy, W32.Happy.Worm, WORM_HAPPY

Virus type    : Internet worm

Threat level : Low

Virus details :

                     The is a Win32-based e-mail and newsgroup worm. It displays fireworks when executed first time as Happy99.exe. ( Normally this file arrives as an e-mail attachment to a particular PC, or it is downloaded from a newsgroup.) When executed first time, it creates SKA.EXE and SKA.DLL in the system directory. Also it modifies WSOCK32.DLL to infect.

                     This worm also maintains a list of addresses it has posted a copy of itself. This is stored in a file called LISTE.SKA. (The number of entries are limited in this file.) The worm contains the following encrytped text which is not displayed:

Is it a virus, a worm, a trojan?
MOUT-MOUT Hybrid (c) Spanska 1999.

                     The mail header of the manipulated mails will contain a new field called "X-Spanska: YES". Normally this header field is not visible to receivers of the message. Since the worm does not check WSOCK32.DLL's attribute, it can not patch it if it is set to read only. Please note that after disinfection of this worm you will have to rename WSOCK32.SKA back to WSOCK32.DLL in \WINDOWS\SYSTEM folder to restore all original WinSock capabilities. "

How can I protect my system?

                   Solo has incorporated happy99 in its signature file to protect users from this worm attack. Solo antivirus registered users are already protected from this worm. Make sure that you have installed registered version of Solo Antivirus to protect your system from all virus threats.

How to remove this worm?

                   If you are already infected with this worm, you can remove it from your computer using Solo Antivirus software. Solo antivirus can detect and remove Happy99 worm safely. Use the following link to Download 30 day trial version of Solo antivirus to remove viruses from your computer.

                   Solo anti-virus not only scans for all viruses, it contains a unique System Integrity Checker to protect you from New Internet Worms, Backdoors and malicious VB, Java Scripts. It also effectively removes all existing Internet Worms, File viruses, malicious VBS, Java scripts, Trojans, Backdoors, boot sector, partition table and macro viruses.

You can purchase Solo antivirus using the link