| Description:
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Details
Ol.1562
It is a harmless memory resident parasitic polymorphic virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are executed. The virus does not manifest itself in any way. To detect its TSR copy while installing memory resident the virus uses INT 21h AH=DDh call, the memory resident copy returns "OL" in AX register. |
