Submission Summary:

What's been foundSeverity Level
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

 

Technical Details:

 

Possible Security Risk

Threat CategoryDescription
A program that downloads files to the local computer that may represent security risk

 

File System Modifications

#Filename(s)File SizeFile HashAlias
1 %Temp%\winup.exe 32,256 bytes MD5: 0x5C382832CC8DA8D940BB902C5C656DFB
SHA-1: 0xCD4311561187EA699D9A9CC375B2B5B3FED4300F
(not available)
2 [file and pathname of the sample #1] 36,864 bytes MD5: 0x625AC05FD47ADC3C63700C3B30DE79AB
SHA-1: 0x9369D80106DD245938996E245340A3C6F17587FE
Downloader [Symantec]
Downloader.a!brt [McAfee]
TrojanDownloader:Win32/Small [Microsoft]

 

Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]36,864 bytes
winup.exe%Temp%\winup.exe40,960 bytes

 

Other details

Server NameServer PortConnect as UserConnection Password
windowsupdate.microsoft.com80(null)(null)

URL to be downloadedFilename for the downloaded bits
http://www.practicalmalwareanalysis.com/updater.exe%System%\wupdmgrd.exe

 

 

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