Ng.695
Description Ng.695
These are harmless memory resident parasitic viruses. They hook INT 13h, 28h and on INT 28h calls search for COM files of the current directory and write themselves to the beginning of the file. They contain the encrypted text strings:
"Ng.695,706": New Generation v.2.1 (NG-2.1 Ukr) *.COM
"Ng.914": NG-2.2 Ukr *.COM
"Ng.1036": NG-2.3 Ukr
"Ng.695,706" also displays the message:
Bad command or file name
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Oppressor.559
Description Oppressor.559
It is not a dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of EXE files that are executed. While executing the infected files perform INT 5 (Print Screen) call. The virus contains the text string:
Oppressor-B, v0.2905, rev.A, no.95.021, by The Heretic
Orange.337
Description Orange.337
It is not a dangerous memory resident parasitic virus. It copies itself into Interrupt Vectors Table, hooks INT 21h and writes itself to the end of COM files that are executed. Depending on the system timer the virus displays the message in Russian.
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