| Name: | Calculus |
| Aliases: | Commfix, |
| Ports: | |
| Files: | Calculus.exe - 662 bytes |
| Created: | June 1989 |
| Requires: | |
| Actions: | Destructive trojan |
| The trojan delete files and/or destroy the hard disk. | |
| Versions: | |
| Registers: | |
| Notes: | Quarterdeck dates the trojan to 1992. |
| Country: | |
| Program: |