| Threat Alias | Number of Incidents |
| Packed.Win32.Krap.ah [Kaspersky Lab] | 1,035 |
| Infostealer [Symantec] | 810 |
| Mal/EncPk-MA, Mal/FakeDouf-B [Sophos] | 527 |
| Trojan-PSW.Generic [PC Tools] | 475 |
| Generic PWS.ak [McAfee] | 342 |
| Trojan:Win32/Opachki.A [Microsoft] | 340 |
| Mal/Generic-A [Sophos] | 325 |
| Packed.Win32.Krap.b [Kaspersky Lab] | 322 |
| Trojan Horse [Symantec] | 276 |
| Mal/EncPk-LT, Mal/FakeAV-BX, Mal/FakeDouf-B, Mal/EncPk-MA [Sophos] | 222 |
| Trojan.Packed.NsAnti [Symantec] | 201 |
| Troj/Virtum-Gen [Sophos] | 188 |
| Packed.Win32.Krap.x [Kaspersky Lab] | 183 |
| Packed.Generic.265 [Symantec] | 180 |
| Troj/Agent-LPF [Sophos] | 169 |
| Trojan:Win32/Novcod.A [Microsoft] | 169 |
| PWS:Win32/Frethog.gen!B [Microsoft] | 148 |
| Worm:Win32/Taterf.B [Microsoft] | 114 |
| Packed.Win32.Krap.g [Kaspersky Lab] | 110 |
| TrojanDownloader:Win32/Frethog.C [Microsoft] | 105 |
| W32.Gammima.AG [Symantec] | 102 |
| Infostealer.Gampass [Symantec] | 100 |
| Downloader [Symantec] | 87 |
| Win-Trojan/MalPacked.Gen [AhnLab] | 74 |
| Packed.Win32.Krap.w [Kaspersky Lab] | 72 |
| PWS-Gamania.gen.a [McAfee] | 61 |
| PWS:Win32/Frethog.D [Microsoft] | 60 |
| Generic Downloader.x!btg [McAfee] | 50 |
| Troj/Dldr-CG [Sophos] | 49 |
| Mal/Frethog-B [Sophos] | 48 |
| Win-Trojan/Krap.15000.E [AhnLab] | 42 |
| Trojan.Generic [PC Tools] | 40 |
| PWS-Gamania.gen.c [McAfee] | 39 |
| HeurEngine.MaliciousPacker [PC Tools] | 38 |
| PWS-Gamania.gen.g [McAfee] | 36 |
| TrojanDownloader:Win32/Injector.gen!W [Microsoft] | 35 |
| Packed.Generic.243 [Symantec] | 33 |
| PWS:Win32/Frethog.MN [Microsoft] | 32 |
| Trojan:Win32/Malagent [Microsoft] | 31 |
| Win-Trojan/Xema.variant [AhnLab] | 31 |
| Trojan:Win32/Inhoo.A [Microsoft] | 30 |
| Mal/EncPk-IG, Mal/EncPk-HI [Sophos] | 29 |
| Packed.Win32.Krap.i [Kaspersky Lab] | 29 |
| Packed.Win32.Krap.af [Kaspersky Lab] | 28 |
| Packed.Win32.Krap.ai [Kaspersky Lab] | 28 |
| Trojan:Win32/Ertfor.C [Microsoft] | 28 |
| Packed.Win32.Krap.z [Kaspersky Lab] | 27 |
| Generic Downloader.x [McAfee] | 26 |
| Mal/EncPk-CE [Sophos] | 26 |
| Packed.Win32.Krap.ag [Kaspersky Lab] | 26 |
| Packed.Win32.Krap.m [Kaspersky Lab] | 26 |
| Packed.Win32.Krap.c [Kaspersky Lab] | 25 |
| Win-Trojan/Krap.51200.BZ [AhnLab] | 25 |
| W32.Gammima [Symantec] | 24 |
| Backdoor:Win32/Bifrose.EY [Microsoft] | 23 |
| Mal/EncPk-IE [Sophos] | 23 |
| Mal/Generic-A, Troj/Virtum-Gen [Sophos] | 22 |
| Packed.Win32.Krap.k [Kaspersky Lab] | 22 |
| Troj/PWSDle-Gen [Sophos] | 22 |
| Trojan.Agent.qefi [PC Tools] | 21 |
| Trojan.Lineage.Gen!Pac.3 [PC Tools] | 21 |
| TrojanDownloader:Win32/IEInject.gen!A [Microsoft] | 21 |
| Mal/Rimecud-A, Mal/Zbot-I [Sophos] | 20 |
| Trojan.Zbot [PC Tools] | 20 |
| W32/Autorun-YW [Sophos] | 20 |
| Mal/EncPk-GT [Sophos] | 19 |
| PWS:Win32/Zbot.gen!R [Microsoft] | 19 |
| PWS-Banker.dll [McAfee] | 19 |
| Trojan.Zbot!gen3 [Symantec] | 19 |
| TrojanDownloader:Win32/Small.gen!AA [Microsoft] | 19 |
| TrojanDownloader:Win32/Bredolab.B [Microsoft] | 17 |
| Generic Downloader.z [McAfee] | 16 |
| Generic.dx [McAfee] | 16 |
| Mal/UnkPack-Fam [Sophos] | 16 |
| Trojan-Spy.Gampass!sd6 [PC Tools] | 16 |
| Trojan-Spy.Win32.Zbot.gen [Kaspersky Lab] | 16 |
| HeurEngine.Waledac [PC Tools] | 15 |
| W32.Waledac [Symantec] | 14 |
| Mal/EncPk-HI [Sophos] | 13 |
| Mal/EncPk-IG [Sophos] | 13 |
| Mal/FakeAV-AD [Sophos] | 13 |
| Mal/FakeDouf-B [Sophos] | 13 |
| DNSChanger.f.gen.a [McAfee] | 12 |
| Packed.Win32.Krap.ae [Kaspersky Lab] | 12 |
| Adware:Win32/IEHlpr [Microsoft] | 11 |
| Backdoor.Tidserv [Symantec] | 11 |
| Backdoor.Trojan [Symantec] | 11 |
| Mal/TDSS-A, Mal/EncPk-CZ [Sophos] | 11 |
| Mal/WaledPak-A [Sophos] | 11 |
| Packed.Win32.Krap.d [Kaspersky Lab] | 11 |
| Downloader.Generic [PC Tools] | 10 |
| FakeAlert-DZ [McAfee] | 10 |
| Mal/EncPk-IE, Mal/EncPk-IG [Sophos] | 10 |
| PWS:Win32/Yahoopass.H [Microsoft] | 10 |
| PWS-Mmorpg.gen [McAfee] | 10 |
| Trojan.Vundo [Symantec] | 10 |
| Trojan-PWS.OnlineGames.ARUN [PC Tools] | 10 |
| Backdoor:Win32/Poisonivy.gen!A [Microsoft] | 9 |
| Downloader-BWS [McAfee] | 9 |
| Generic PWS.ch [McAfee] | 9 |