Horty

Classification

Malware

Worm

VBS

Horty, Kagra, Atzi, VBS/Horty, VBS/Horty.A@mm

Summary

Horty is a worm written in Visual Basic Script.

Removal

Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

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Technical Details


Variant:Horty.A

Horty.A spreads in a emails with the following characteristics:

Subject: Jenna Jameson pornostar free
 superf**k+photo addresses
Body:
Do you wanna see super pornostar,Jenna Jameson,
in a special superf**k?Double click on the
attachment of this mail,and get also some
interesting sex-sex-sex addreses...
Attachment: Jenna-Jameson-free-superf**k.txt.vbs

When a user executes the attached file, the virus shows a text using Notepad. Then it sends itself to all recipients listed in Outlook's Contacts folder.

The worm creates its copies in Windows, Windows System and Temp directories respectively kernel32.vbs, alexia.txt.vbs, Natasa.txt.vbs

It also creates copies of itself using the following file names:

c:\x-f**k.TXT.vbs
a:\kissme.TXT.vbs
b:\kissme.TXT.vbs
a:\mydick.TXT.vbs
b:\mydick.TXT.vbs
a:\drdick.TXT.vbs
b:\drdick.TXT.vbs
a:\aliens.TXT.vbs
b:\aliens.TXT.vbs
a:\thebar.TXT.vbs
b:\thebar.TXT.vbs
a:\ufoxxx.TXT.vbs
b:\ufoxxx.TXT.vbs
etc.

The worm might sends out 4 times from one infected machine. To do this the virus modifies the registry 'HKLM\SOFTWARE\WUpdat' using its value as a marker.

If the date is 12 of May, the virus shows a message box:

Your PC has been hacked by KaGra[ATZI virus ver 2.1]
 From the KaGra

If the date is 13 of May, Horty.A tries to delete Windows folder.

F-Secure Anti-Virus detects Horty worm using the heuristics.

Date Created: -

Date Last Modified: -