ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 20 June 2012, 22:01:26
Processing time: 11 min 17 sec
Submitted sample:

File MD5: 0x6E9924223FB797722CF654F80640EC43
File SHA-1: 0x1B3BBEC40BE3D4884AB8996CB77C99AEBD522C6F
Filesize: 56,832 bytes

Summary of the findings:

What's been found	Severity Level
Creates desktop.ini system file in the fake Recycle Bin folder in order to register it in Windows as a valid Recycle Bin.
Creates an executable file in the fake Recycle Bin folder with the purpose of concealing its presence in the system.
Creates fake Recycle Bin folder.
Produces outbound traffic.
Creates a startup registry entry.

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash
1	c:\RECYCLER\R-1-5-21-1482476501-1644491937-682003330-1013\Desktop.ini	62 bytes	MD5: 0x7457A5DF1FF47C957ACF1FA000D7D9AD SHA-1: 0x69D2BBA827FD4DE0169419A0FDA280252B348514
2	c:\RECYCLER\R-1-5-21-1482476501-1644491937-682003330-1013\gwind.exe [file and pathname of the sample #1]	56,832 bytes	MD5: 0x6E9924223FB797722CF654F80640EC43 SHA-1: 0x1B3BBEC40BE3D4884AB8996CB77C99AEBD522C6F

The following directory was created:

c:\RECYCLER\R-1-5-21-1482476501-1644491937-682003330-1013

Registry Modifications

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]

Taskman = "c:\RECYCLER\R-1-5-21-1482476501-1644491937-682003330-1013\gwind.exe"

so that gwind.exe runs every time Windows starts

Other details

There was registered attempt to establish connection with the remote host. The connection details are:

Remote Host	Port Number
117.21.224.29	3323

Outbound traffic (potentially malicious)

There was an outbound traffic produced on port 3323:

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