ThreatExpert Report: Trojan.Agent

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Submission Summary:

Submission details:

Submission received: 31 October 2009, 23:03:29
Processing time: 5 min 11 sec
Submitted sample:

File MD5: 0xDDF52581809B1814D57194DC8DD2AD7F
File SHA-1: 0x90542E720AE66532A3E1757430B28CA5E6BE89D9
Filesize: 288,256 bytes
Alias: Trojan.Agent [Ikarus]

Technical Details:

The new window was created, as shown below:

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File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%System%\exehelperlog.txt	378 bytes	MD5: 0x9458DD3B00DA25A1229BC0B8588F084C SHA-1: 0xACAB55E299CFCF30091AF4B237AE900D0D06C150	(not available)
2	[file and pathname of the sample #1]	288,256 bytes	MD5: 0xDDF52581809B1814D57194DC8DD2AD7F SHA-1: 0x90542E720AE66532A3E1757430B28CA5E6BE89D9	Trojan.Agent [Ikarus]

Note:

%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	319,488 bytes

Registry Modifications

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\comfile\shell\open\command]

(Default) = ""%1" %*"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\exefile\shell\open\command]

(Default) = ""%1" %*"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system]

DisableTaskMgr = 0x00000000
DisableRegistryTools = 0x00000000
DisableCMD = 0x00000000

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]

NoSetActiveDesktop = 0x00000000
NoActiveDesktopChanges = 0x00000000
NoFolderOptions = 0x00000000
NoRun = 0x00000000

The following Registry Values were deleted:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\comfile\shell\open\command]

(Default) = ""%1" %*"

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\exefile\shell\open\command]

(Default) = ""%1" %*"

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