| 2004-07-27 | Caterpillar (rodzina) |
| 2004-07-27 | Casino.2330 |
| 2004-07-27 | Cartier.1056 |
| 2004-07-27 | CarryOn (rodzina) |
| 2004-07-27 | Carnage.671 |
| 2004-07-27 | Cara.1024 |
| 2004-07-27 | Cannibal.1312 |
| 2004-07-27 | CLME-based |
| 2004-07-27 | CD_Joke.848 |
| 2004-07-27 | Win32.Butter |
| 2004-07-27 | Burma (rodzina) |
| 2004-07-27 | BugsBunny |
| 2004-07-27 | Trojan.Win.BuggyShell |
| 2004-07-27 | Trojan.BuggyHidp |
| 2004-07-27 | Bug (rodzina) |
| 2004-07-27 | Budo (rodzina) |
| 2004-07-27 | Bubonic.2181 |
| 2004-07-27 | Brontozavr.1280 |
| 2004-07-27 | BrokenHeart.445 |
| 2004-07-27 | Broadcast.1987 |
| 2004-07-27 | Breeder.5152 |
| 2004-07-27 | Breath.3457 |
| 2004-07-27 | Bowl (rodzina) |
| 2004-07-27 | Bootache.2048 |
| 2004-07-27 | BootExe (rodzina) |
| 2004-07-27 | BootCOM (rodzina) |
| 2004-07-27 | Bony.1373 |
| 2004-07-27 | Bomzh.3809 |
| 2004-07-27 | Bomber |
| 2004-07-27 | Bomb.1492 |
| 2004-07-27 | Bolero (rodzina) |
| 2004-07-27 | Win32.Bogus.4096 |
| 2004-07-27 | Bobo (rodzina) |
| 2004-07-27 | Win32.Blueballs |
| 2004-07-27 | BloodyWarrior |
| 2004-07-27 | Bljec (rodzina) |