| Family | Has Image | Versions |
|---|---|---|
| Y! Jacked | 4 | |
| Y!Foe | 1 | |
| Y-Voice | 1 | |
| Y2KCount | 1 | |
| Y3K_Rat | 17 | |
| YAI | 1 | |
| YAW | 1 | |
| YP-Sender | 0 | |
| YTrojan | 1 | |
| YU War Troyan | 1 | |
| YXNetscreen | 2 | |
| YYServer | 1 | |
| Yagoda | 1 | |
| Yahoo Fake | 1 | |
| Yahoo Killer | 1 | |
| Yahoo Sender | 1 | |
| Yahoo Spy | 5 | |
| Yahoo Password Stealer | 1 | |
| Yajing 1.0 | 1 | |
| Yakoza | 6 | |
| Yakoza_PS | 1 | |
| Yet Another Trojan | 12 | |
| YhbShell | 1 | |
| Yikici | 1 | |
| You Make Me Sick | 1 | |
| Yousr | 1 | |
| Yps | 0 | |
| Ysor | 1 | |
| Yulihubot | 5 | |
| Yungs | 1 | |
| Yuri | 1 |