Submission Summary:

• Submission details:
• Submission received: 20 February 2009, 13:37:33
• Processing time: 12 min 2 sec
• Submitted sample:
• File MD5: 0x02F2029647E85FFF81620B2C333BC9CF
• File SHA-1: 0x132AAD667F0161161E080518582D475B09911E37
• Filesize: 17,920 bytes
• Alias & packer info:
• Rootkit.QQHelp.Gen.2 [PCTools]
• Virus.Win32.Agent.BQC [Ikarus]
• packed with: PE_Patch.UPX [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Produces outbound traffic.
Creates a startup registry entry.

Technical Details:

File System Modifications

• The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1] %System%\winpp.exe	17,920 bytes	MD5: 0x02F2029647E85FFF81620B2C333BC9CF SHA-1: 0x132AAD667F0161161E080518582D475B09911E37	Rootkit.QQHelp.Gen.2 [PCTools] Virus.Win32.Agent.BQC [Ikarus] packed with PE_Patch.UPX [Kaspersky Lab]

• 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:

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{345A814E-7F4F-1BCD-0104-050302030401}
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_RESDR32
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_RESDR32\0000
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\resdr32

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{345A814E-7F4F-1BCD-0104-050302030401}]
• StubPath = "%System%\winpp.exe"

so that winpp.exe runs every time Windows starts

• [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_RESDR32\0000]
• Service = "resdr32"
• Legacy = 0x00000001
• ConfigFlags = 0x00000000
• Class = "LegacyDriver"
• ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
• DeviceDesc = "resdr32"
• [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_RESDR32]
• NextInstance = 0x00000001
• [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\resdr32]
• Type = 0x00000001
• ErrorControl = 0x00000001
• Start = 0x00000001

Other details

• To mark the presence in the system, the following Mutex object was created:
• ppoqA.I4

• The following Host Name was requested from a host database:
• mmwbzhij.meibu.com

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

Outbound traffic (potentially malicious)

• There was an outbound traffic produced on port 8585: