Submission Summary:

• Submission details:
• Submission received: 29 September 2009, 04:36:30
• Processing time: 6 min 27 sec
• Submitted sample:
• File MD5: 0xDD75F500820B98D2B7ACBE182C03DC86
• File SHA-1: 0xF9C29BA9067A60BA4C13B5A2C74797FD6B602804
• Filesize: 271,872 bytes
• Packer info: packed with: ASPack [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Hosts file modification that may block access to the security web sites.
Produces outbound traffic.
Downloads/requests other files from Internet.
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
RogueAntiSpyware.AntivirusSystemPro	RogueAntiSpyware.AntivirusSystemPro is a rogue anti-spyware program which pretends to scan your computer and show severe system threats installed on it. After that it prompts you to buy this software.

File System Modifications

• The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%ProgramFiles%\vxjqlo\xlnnsysguard.exe [file and pathname of the sample #1]	271,872 bytes	MD5: 0xDD75F500820B98D2B7ACBE182C03DC86 SHA-1: 0xF9C29BA9067A60BA4C13B5A2C74797FD6B602804	packed with ASPack [Kaspersky Lab]

• Note:
• %ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.

• The following file was modified:
• %System%\drivers\etc\hosts

• Notes:
• %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).

• The following directory was created:
• %ProgramFiles%\vxjqlo

Registry Modifications

• The following Registry Keys were created:
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments
• HKEY_CURRENT_USER\Software\Microsoft\Windows Script
• HKEY_CURRENT_USER\Software\Microsoft\Windows Script\Settings
• HKEY_CURRENT_USER\Software\AvScan

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• system tool = "%ProgramFiles%\vxjqlo\xlnnsysguard.exe"

so that xlnnsysguard.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download]
• RunInvalidSignatures = 0x00000001
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations]
• LowRiskFileTypes = ".exe"
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments]
• SaveZoneInformation = 0x00000001
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• system tool = "%ProgramFiles%\vxjqlo\xlnnsysguard.exe"

so that xlnnsysguard.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Windows Script\Settings]
• JITDebug = 0x00000001

• The following Registry Value was deleted:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows]
• AppInit_DLLs = ""

• The following Registry Value was modified:
• [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download]
• CheckExeSignatures =

Other details

• The HOSTS file was updated with the following URL-to-IP mappings:

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

• The data identified by the following URLs was then requested from the remote web server:
• http://91.212.127.226/check
• http://winshield2009.com/loads.php?r=46.0

Outbound traffic (potentially malicious)

• There was an outbound traffic produced on port 80: