Xtac stays resident in memory and infects COM and EXE files when they are executed. COMMAND.COM is infected by overwriting an unused area.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
Detailed instructions for F-Secure security products are available in the documentation found in the Downloads section of our Home - Global site.
You may also refer to the Knowledge Base on the F-Secure Community site for further assistance.
Sometimes the virus deletes files with the following extensions:
Xtac contains the following unencrypted internal text:
good news! you have justbeen smitten by XTAC - lyndon siao, usc-tc
Xtac was reported to be in the wild in the USA in January 1996.
Description Created: 2006-01-01 15:22:14.0
Description Last Modified: 2006-01-01 00:00:00.0