Violetta.3840
Description Violetta.3840
It is a harmless memory resident parasitic virus. It hooks INT 21h and writes itself to the beginning of .COM files that are executed. This virus contains the text strings:
Version 4.00
VIOLETTA
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Close.960
Description Close.960
It's a not dangerous memory resident parasitic EXE-infector. It tries to overwrite every 16th COM-file but it contains an error and COM-files stay clear. COM-files, which have been corrupted by this virus should set the display to 40x25 video mode and type a political message in Russian.
Cls.853
Description Cls.853
This virus is memory-resident and not dangerous. It by standard way infects COM-, EXE- and OVL-files when they are loaded into the memory. Approximately once an hour the virus clears the screen. It hooks INT 8, 13h, 21h. The virus produces an error that appears when a write-protected disk is accessed in the 13h interrupts level.
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