%%File: VIRS0769.TXT
%%Name/Aliases: Trigger
%%Platform: PC/MS-DOS
%%Type: Program., 
%%Disk Location: COM application., EXE application.
%%Features: Polymorphic
%%Damage: Corrupts a program or overlay files.
%%Size: files grow by 2493-2653 bytes
%%See Also: MtE
%%Notes: Trigger infects .COM and .EXE files from 2 bytes - 29696 bytes. 
The researcher's largest  bait file was 29K 29696 bytes.  Trigger has 
the following text in the first generation (Trigger by Dark  Angel of 
Phalcon/Skism  Utilising Dark Angel's Multiple Encryptor (DAME)).  No 
text is readable in the second generation and beyond. Trigger is 
polymorphic, but not stealth. On the test machine, the files  grew by 
2493 bytes - 2653 bytes  Trigger appends the virus to the end of the 
host files.