Threat Description

Sandrine

Details

Aliases:Sandrine
Category:Malware
Type:Virus
Platform: W32

Summary



Sandrine, a simple companion virus, spread through a file called 486up.com which was supposed to improve a 486's performance by 20 to 30%. Instead, it contained a simple 445 bytes long companion virus.



Removal


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More

You may wish to refer to the Support Community for further assistance. You also may also refer to General Removal Instructions for a general guide on alternative disinfection actions.



Technical Details



Sandrine took advantage of the fact that the DOS EXEC loader executes a COM file before executing a similarly named EXE file if both files are found in the same directory. Sandrine virus has an activation routine, during which it creates a file called SANDRINE.COM. This file contains the text:

Sandrine Baillieux thoughts of you are in my mind
  (c) 1994 by BrokenHeart

It seems that BrokenHeart was twice unlucky: Sandrine was detected by a F-Secure anti-virus scanner in heuristic mode.






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