| 2004-07-27 | Email-Worm.Win32.Music |
| 2004-07-27 | Win95.Murkry (rodzina) |
| 2004-07-27 | Macro.Word.Munch |
| 2004-07-27 | Macro.Word.Mun |
| 2004-07-27 | Muminki.902 |
| 2004-07-27 | Mul.452 |
| 2004-07-27 | Win32.Mudant |
| 2004-07-27 | Macro.Word.Muck |
| 2004-07-27 | Email-Worm.Win32.MsWorld |
| 2004-07-27 | Msk.272 |
| 2004-07-27 | Mshark (rodzina) |
| 2004-07-27 | Mrvirus.508 |
| 2004-07-27 | Mr_Twister |
| 2004-07-27 | Mr_G (rodzina) |
| 2004-07-27 | Win95.MrKlunky |
| 2004-07-27 | MotherShip.655 |
| 2004-07-27 | Macro.Word.Mota |
| 2004-07-27 | Macro.Word.Moss |
| 2004-07-27 | Mosquito_II.512 |
| 2004-07-27 | Mosquito.768 |
| 2004-07-27 | Moskau.800 |
| 2004-07-27 | Morse.1060 |
| 2004-07-27 | Moridin |
| 2004-07-27 | Morgul (rodzina) |
| 2004-07-27 | Morgana.1624 |
| 2004-07-27 | Morgan.470 |
| 2004-07-27 | Morad.1164 |
| 2004-07-27 | Moose (rodzina) |
| 2004-07-27 | Moon.501 |
| 2004-07-27 | Monster (rodzina) |
| 2004-07-27 | Mono.1063 |
| 2004-07-27 | Monkey (rodzina) |
| 2004-07-27 | Monkey.979 |
| 2004-07-27 | Macro.Word.Monkey |
| 2004-07-27 | Monika (rodzina) |
| 2004-07-27 | Mongolian |