| 2004-07-27 | Tcp.407 |
| 2004-07-27 | Tazman.706 |
| 2004-07-27 | Taurus (rodzina) |
| 2004-07-27 | Tashkent (rodzina) |
| 2004-07-27 | Macro.Word.Target |
| 2004-07-27 | Tarazona.985 |
| 2004-07-27 | Tanya (rodzina) |
| 2004-07-27 | Tanpro (rodzina) |
| 2004-07-27 | Worm.P2P.Tanked |
| 2004-07-27 | Tankard (rodzina) |
| 2004-07-27 | Tangle (rodzina) |
| 2004-07-27 | Macro.Word97.Tanggal |
| 2004-07-27 | Email-Worm.Win32.Tanatos.b |
| 2004-07-27 | Email-Worm.Win32.Tanatos |
| 2004-07-27 | Email-Worm.VBS.Talorm |
| 2004-07-27 | Tally.259 |
| 2004-07-27 | TalkHead.519 |
| 2004-07-27 | Tajfun |
| 2004-07-27 | Macro.Word.Taguchi |
| 2004-07-27 | Tadinho.971 |
| 2004-07-27 | Tabulero (rodzina) |
| 2004-07-27 | Macro.Word.Tabulator |
| 2004-07-27 | Macro.Excel.Tabej |
| 2004-07-27 | Macro.Word.TWNO (rodzina) |
| 2004-07-27 | TV (rodzina) |
| 2004-07-27 | TVED-based |
| 2004-07-27 | Macro.Word.TZ |
| 2004-07-27 | TT.754 |
| 2004-07-27 | TTQ.1009 |
| 2004-07-27 | TS.1418 |
| 2004-07-27 | TME.643 |
| 2004-07-27 | TEH.647 |
| 2004-07-27 | T555.556 |
| 2004-07-27 | Sze (rodzina) |
| 2004-07-27 | Szatan |
| 2004-07-27 | Syst.1695 |