phx famil
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Phx Family
These are very dangerous memory resident parasitic viruses. They hook INT 21h and write themselves to the end of COM and EXE files. Several of the viruses contain the text "PHX".
"Phx.823,1015" hook the INT 21h function Open (AX=3D02h) and check the code of program which performs that call. The viruses compares that code with the list of specified masks, and if that code is in the list, "Phx.823" virus resets computer, "Phx.1015" corrupts the data while writing to the files.
"Phx.965,1289,1336" in some cases change one byte of information while writing to disk file.
Copyright @2006 phx famil