Olga.483
Description Olga.483
It is a dangerous memory resident multipartite virus. It writes itself to the MBR of the hard drive and into the header of EXE files, if there is free space. When an infected file is executed, the virus infects the MBR and returns to the host program. While loading from infected MBR the virus hooks INT 13h and then infects EXE headers that are accessed. On December 27 the virus erases the disk sectors. The virus contains the text string:
SGB:Olga++
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Puke.393
Description Puke.393
It is not a dangerous memory resident parasitic virus. It copies itself into the Interrupt Vectors Table, hooks INT 21h and writes itself to the end of COM and EXE files that are executed. It contains the text string:
[PuKE]
Pulce.1840
Description Pulce.1840
It is not a dangerous memory resident encrypted parasitic virus. It hooks INT 21h. When any file is executed, the virus searches for COM and EXE files of the current directory and writes itself to the end of the file. It does not infect the files from the string:
COMMAND.SCAN.CLEAN.F-PROT.KRNL286.KRNL386.QBASIC.VPIC.
Depending on the system time it also hooks INT 8 (timer) an manifests itself with some video and sound effects, displays the strings:
Hey! C'e' una PULCE nella CPU!!!
PULCE! v2.1 24/4/94 by ALall
Ingegneri d'Ancona succhiate il cazzo e fatemi usare il PC!
Adesso e' ora di fare festa!
BERLUSCONI BOIA!
PULCE! Libera di andare dove vuole
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