Qpa Family
Description Qpa Family
These are very dangerous nonmemory resident overwriting viruses. They search for .COM files, then overwrite them. While infecting a file the viruses store the original file's beginning to the filename.FB or filename.WIN file, but do not use these data in any way. The viruses display the message:
"Qpa.256": Insufficient system memory.
"Qpa.333,666": This program requires Microsoft Windows.
They also contain the texts:
"Qpa.256": Qpa-XX virus from FBIC:*.COM
"Qpa.333": Qpa-XX virus WIN
"Qpa.666": Qpa-XXI virus V1.0 from Q6.COM
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Chigi.2197
Description Chigi.2197
This is a relatively harmless memory resident stealth parasitic virus. It hooks INT 13h and 21h, and writes itself to the end of COM and EXE files that are accessed. The new handler INT 13h hooks read-sector functions. If a sector contains the following strings:
Adinf, Ìîñòîâîé
the virus erases this sector. The virus also contains the following text strings:
#"," *9.1ChigiVarez Lives SomeWhere in Net all
Dina v3.2
Chill.544
Description Chill.544
It's a dangerous memory resident encrypted parasitic virus. It hooks INT 21h and writes itself to the end of COM-files that are accessed. It formats hard drive sectors. It contains the internal text string:
[CHiLL TOUCH] You cannot touch these phantoms
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