Viking.1000.b
Description Viking.1000.b
This is a dangerous virus. The virus infects the files that are executed or opened, it also searches for the files and infects them on DOS calls that access to the files. It infects the COMMAND.COM file when the first infected file is executed. While infecting a file the virus tries to set INT 13h handler to its original address in DOS area, but in lot of cases the virus fails and DOS halts.
The virus contains the text string:
*.COM *.EXE Viking4 In
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Striker.461
Description Striker.461
This is a harmless nonmemory resident parasitic virus. It scans the subdirectory tree, and writes itself to the end of the .COM files. At the beginning and at the end of infected file there is the string:
Striker #1
Stryke.253
Description Stryke.253
It is a harmless memory resident parasitic virus. It copies itself to the Interrupt Vectors Table, hooks INT 21h and writes itself to the end of COM files that are executed. The virus does not manifest itself in any way, it contains the text string:
STRYKE
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