Summary

Summary
Action
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| Detected by | All Sophos products |
|---|---|
Action

Summary
Action
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Please follow the instructions for removing infected executable files.
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The System file is infected as soon as an infected application is run. On an infected Macintosh applications can become infected even without being run. Finder will also be infected. The version Mac/MDEF-D damages the application files it infects.
This virus was first reported in May 90.
