| Antivirus | Version | Update | Result |
| AhnLab-V3 | 2007.3.24.0 | 03.23.2007 [td]no virus found |
| AntiVir | 7.3.1.44 | 03.23.2007 | BDS/Hupigon.Gen |
| Authentium | 4.93.8 | 03.23.2007 [td]no virus found |
| Avast | 4.7.936.0 | 03.23.2007 | Win32:Hupigon-OH |
| AVG | 7.5.0.447 | 03.23.2007 [td]no virus found |
| BitDefender | 7.2 | 03.24.2007 | GenPack:Generic.Graybird.2B91D7FE |
| CAT-QuickHeal | 9.00 | 03.23.2007 [td]no virus found |
| ClamAV | devel-20070312 | 03.24.2007 | Trojan.Graybird-16 |
| DrWeb | 4.33 | 03.23.2007 [td]no virus found |
| eSafe | 7.0.14.0 | 03.22.2007 [td]no virus found |
| eTrust-Vet | 30.6.3506 | 03.23.2007 [td]no virus found |
| Ewido | 4.0 | 03.23.2007 [td]no virus found |
| FileAdvisor | 1 | 03.24.2007 [td]no virus found |
| Fortinet | 2.85.0.0 | 03.24.2007 [td]no virus found |
| F-Prot | 4.3.1.45 | 03.23.2007 [td]no virus found |
| F-Secure | 6.70.13030.0 | 03.23.2007 [td]no virus found |
| Ikarus | T3.1.1.3 | 03.24.2007 | Backdoor.Win32.Hupigon.cda |
| Kaspersky | 4.0.2.24 | 03.24.2007 [td]no virus found |
| McAfee | 4991 | 03.23.2007 | BackDoor-ALC |
| Microsoft | 1.2306 | 03.24.2007 | TrojanDropper:Win32/Hupigon.gen!A |
| NOD32v2 | 2141 | 03.24.2007 [td]no virus found |
| Norman | 5.80.02 | 03.23.2007 [td]no virus found |
| Panda | 9.0.0.4 | 03.23.2007 | Suspicious file |
| Prevx1 | V2 | 03.24.2007 [td]no virus found |
| Sophos | 4.15.0 | 03.23.2007 | Mal/GrayBird |
| Sunbelt | 2.2.907.0 | 03.24.2007 | VIPRE.Suspicious |
| Symantec | 10 | 03.24.2007 [td]no virus found |
| TheHacker | 6.1.6.080 | 03.23.2007 [td]no virus found |
| UNA | 1.83 | 03.16.2007 [td]no virus found |