Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Downloads/requests other files from Internet.
Creates a startup registry entry.


Technical Details:


File System Modifications

#Filename(s)File SizeFile HashAlias
1 %Temp%\98156\1455495\1455495 3,813,376 bytes MD5: 0x8B98E8FC6DF87FD0DE10FDC08A9412EA
SHA-1: 0xD10450C1F79585D71F1EFA82CF38E7BE6364C2A1 [McAfee]
packed with PE_Patch [Kaspersky Lab]
2 c:\updata.exe 327,680 bytes MD5: 0xC7B16BCC41A389E86B5BF9C453678B17
SHA-1: 0xC0D66CD0EAA1DD5B174B72CDDF4A2AA4974C0D30
Backdoor.Win32.Zegost [Ikarus]
3 [file and pathname of the sample #1] 4,161,617 bytes MD5: 0xE40B63350EB164CB02714B09ECEB63DE
SHA-1: 0x25D5CDAD4EEB4187890DECB3D328F01029B3DE80
Backdoor:Win32/Zegost.L [Microsoft]


Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]20,480 bytes
updata.exec:\updata.exe348,160 bytes
server.exe%Temp%\server.exe348,160 bytes

Process NameMain Module Size
server.exe348,160 bytes
server.exe348,160 bytes


Registry Modifications


Other details


Remote HostPort Number

Server NameServer PortConnect as UserConnection Password


Outbound traffic (potentially malicious)



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