Macro.Excel.Tabej.a
Description Macro.Excel.Tabej.a
This virus infects Excel sheets. It has one module "tabej" that contains four functions: auto_open, rx, inf, auto_close.
On opening an infected file Excel executes the auto_open virus function. This function installs the infected file TABEJ.XLS to the Excel Startup path file and assigns virus code as being executed on activating each sheet (SheetActivate handler). This handles is stealth virus routine: it removes virus code from sheets that are activated. The virus then reinfects them on closing (auto_close).
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PowerOff.798
Description PowerOff.798
It is a very dangerous nonmemory resident parasitic virus. It searches for .COM files, then writes itself to the end of the file. Depending on the system date the virus searches and corrupts EXE files, erases the hard drive sectors, displays the message:
Power off immediatleyall oh it is too late !
Your system is dead.
-VAMPIR- See you later !
PowerPump
Description PowerPump
It is a nonmemory resident companion virus. Being executed it creates DOSPOWER.EXE files with its copy and then searches for .EXE files and creates companion .COM files. The virus writes into these .COM files the small program which executes POWER.EXE instead of original (infected) file. The virus (POWER.EXE file) searches for the files and infects them and then executes the host program. The versions of this virus contains the text strings:
Null pointer assignment
Divide error
Abnormal program termination
A:POWER.TST A:POWER.TST *.com
A: A: B: B: C: C:DOS C: POWER.EXE POWER.EXE
*.EXE power.exe POWER.EXE COM C:DOS POWER.EXE A:POWER.EXE
C:DOSPOWER.EXE EXE
and sometimes display:
"PowerPump": Power Pump v1.2 Virus - Silent But Dead.
"PowerPump.b": Power Pump v1.1 - A New Kind Of Virus
Power Pump v1.1 - The Choice Of A New Generation
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