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Amiga Virus Encyclopedia
Fast Eddie Virus
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Name : Fast Eddie
Aliases : Some of the code are very like the Glastnost virus
Type : Bootblock
Size : 1024 bytes
Clones : Infector
Symptoms : No Symptoms
Discovered : 17 july 1991, Denmark
Way to infect: Boot infection
Rating : Dangerous
Kickstarts : 1.2
1.3
Comments : It disarranges the disks in a very confusing way
In the bootblock it writes "FE91"
If you are booting with a FAST EDDIE infected disk the
virus copies itself always to the same memory address
=> $7F000. After that it changes the KICK vectors to
stay resident in memory.
To infect other disks the virus uses the DoIO()-Vector
from the exec.library.
This routine does the following:
1) Installs a new patch in $6C (ZERO-PAGE, see below)
2) Then it calculates a block with $DFF006. In this
block the virus writes from $100 " Fast Eddie ".
- Such blocks are damaged, sorry no salvage !!!!
3) Then the virus reads the Rootblock from the disk
and inserts as a new diskname:
"This disk is infected (HE-HE)"
4) After that the virus crypts itself with $DFF006
(The whole bootblock) and installs this virusBB on
the disk.
The ZERO-PAGE routine does the following:
1) Checks if a value reaches 45000 if this was true
the virus blockades the system. (A timer will start
which after few minutes it will cause the keyboard
function in an abnormal manner).
2) If the value becomes 60000 the virus shows some
colors on the screen and make an endless loop. (You
need a reset to escape from this routine!!)
In the decrypted bootblock in the memory you can read:
" Call 43-444304 and ask for HENRIK HANSEN"
" (FAST EDDIE) "
In fact I know this man and can say, that he had never
done this virus because he can't code al all. Proably
the virus is done like a revenge or malice of the man,
who is a very wellknown "swapper" from the "Paradox"
demo (Paradox is a CRACKER CREW! -> Note Alex!) group.
But you can also read a "text" in the top of the boot
block even then the virus is crypted:
"FE91"
Removal : Kickstart 1.2 & 1.3 : VT-Schutz v3.17
Kickstart all others: VirusZ III with Xvs.library installed
Test made by : Safe Hex International
Ascii of Fast Eddie virus (Decoded):