Submission Summary:

• Submission details:
• Submission received: 30 November 2008, 16:02:46
• Processing time: 5 min 55 sec
• Submitted sample:
• File MD5: 0x574630A44C35C148E1CD331AFE6282E2
• File SHA-1: 0x22109AD119139ECEF632FB20E26FEB41BF02CC37
• Filesize: 20,480 bytes
• Alias:
• Trojan Horse [Symantec]
• Trojan.Win32.Inject.hyv [Kaspersky Lab]
• FakeAlert-AG.gen.b [McAfee]
• Mal/Pushdo-A [Sophos]
• TrojanDownloader:Win32/Cutwail.Z [Microsoft]
• Trojan-Downloader.Win32.Cutwail.Z [Ikarus]

• Summary of the findings:

What's been found	Severity Level
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan-Downloader.Agent	Trojan.Downloader.Agent downloads and installs other malware onto infected machine.

• Attention! The following threat category was identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment

File System Modifications

• The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%System%\Cpl32ver.exe [file and pathname of the sample #1]	20,480 bytes	MD5: 0x574630A44C35C148E1CD331AFE6282E2 SHA-1: 0x22109AD119139ECEF632FB20E26FEB41BF02CC37	Trojan Horse [Symantec] Trojan.Win32.Inject.hyv [Kaspersky Lab] FakeAlert-AG.gen.b [McAfee] Mal/Pushdo-A [Sophos] TrojanDownloader:Win32/Cutwail.Z [Microsoft] Trojan-Downloader.Win32.Cutwail.Z [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 were new processes created in the system:

Process Name	Process Filename	Main Module Size
Cpl32ver.exe	%System%\cpl32ver.exe	28,672 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	28,672 bytes

Registry Modifications

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• Cpl32ver = "%System%\Cpl32ver.exe"

so that Cpl32ver.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]
• Device = "_#VMwareVirtualPrinter,winspool,TPVM:"

Other details

• There were registered attempts to establish connection with the remote hosts. The connection details are: