x
48h OFFER
If you're already a customer of
our homeusers protection,
renew now with a 50% off
RENEW NOW
x
SPECIAL OFFER
If you're already a customer of
our homeusers protection,
renew now with a 50% off
RENEW NOW
x
HALLOWEEN OFFER
take advantage of our
terrific discounts
BUY NOW AND GET A 50% OFF
x
CHRISTMAS OFFER
Buy the best antivirus
at the best price
BUY NOW AND GET A 40% OFF
x
SPECIAL OFFER
Buy the best antivirus
at the best price
BUY NOW AND GET A 50% OFF
x
BLACKFRIDAY OFFER
Buy the best antivirus
at the best price
TODAY ONLY UP TO 70% OFF
x
CYBERMONDAY OFFER
Buy the best antivirus
at the best price
(Only for homeusers)
TODAY ONLY UP TO 70% OFF
Active Scan. Scan your PC free
Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Kilonce

Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Kilonce
Technical name:W32/HLLW.Kilonce
Threat level:Low
Alias:W32.HLLW.Kilonce
Type:Worm
Subtype: Trojan
Effects:  

It deletes all files and directories in C: and displays MS-DOS windows.

Affected platforms:

Windows XP/2000/NT/ME/98/95

Detection updated on:Dec. 18, 2002
StatisticsNo

Brief Description 

    

Kilonce is a dangerous worm whose presence on the system is difficult to recognize, since it spreads across networks, creating unrestricted shares on affected computers.

The worm carries out its most destructive action on December 13. On that date, Kilonce modifies the AUTOEXEC.BAT file, in order to delete every file and directory in the C: drive on the next system startup.

Visible Symptoms 

    

Kilonce is difficult to recognize at first sight, because it spreads across networks.

The first symptom of infection is a slow-down in the computer's functioning. This is due to the fact that Kilonce continuously searches for files and processes.

Furthermore, on Windows XP/2000 computers, the worm launches MS-DOS windows every now and then as if they were scheduled tasks.

On trying to run files REGEDIT.EXE or MSCONFIG.EXE, the worm displays the following window on the screen: