Unfortunately I'm not able to find any special place to submit a file with potential virus. Pleas find it attached (zipped, the extension is changed to .txt) and see the result of competitors' analysis below: Avast
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/META-INF/MANIFEST.MF clear
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/AppletX.class clear
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/LoaderX.class clear
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/PayloadX.class clear
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9 clear
5f378dce-4dea0cb9.zip clear
NOD32
C:\Documents and Settings\V.Sher\Desktop\Viruses\5f378dce-4dea0cb9.zip multiple threats
C:\Documents and Settings\V.Sher\Desktop\Viruses\LoaderX.class a variant of Java/TrojanDownloader.Agent.NAC trojan
C:\Documents and Settings\V.Sher\Desktop\Viruses\PayloadX.class a variant of Java/TrojanDownloader.Agent.NAD trojan
Avira
25455757 MANIFEST.MF 21 Byte CLEAN
25559843 AppletX.class 3.02 KB UNDER ANALYSIS
25536570 LoaderX.class 2.42 KB MALWARE
25536572 PayloadX.class 2.3 KB CLEAN
DrWeb
5f378dce-4dea0cb9.zip - archive ZIP
>5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9 - archive ZIP
>>5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/META-INF/MANIFEST.MF - Ok
>>5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/AppletX.class infected with Java.Antiload
>>5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/LoaderX.class infected with Java.Antiload
>>5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/PayloadX.class infected with Java.Antiload
Kaspersky
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/META-INF/MANIFEST.MF - OK
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/AppletX.class - OK
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/LoaderX.class - infected by Trojan-Downloader.Java.OpenStream.af
5f378dce-4dea0cb9.zip/5f378dce-4dea0cb9/myf/y/PayloadX.class - OK