Submission Summary:

• Submission details:
• Submission received: 8 September 2012, 10:32:42
• Processing time: 8 min 28 sec
• Submitted sample:
• File MD5: 0xE6460ECFF5C83D09C97D61FC9C0208AA
• File SHA-1: 0x7D112230B339C6D54DCE34E5C4BD5CF94BBAD228
• Filesize: 21,504 bytes
• Alias & packer info:
• Suspicious.MH690 [Symantec]
• Backdoor.Win32.Xtreme.azc [Kaspersky Lab]
• Mal/DelfInj-A [Sophos]
• Backdoor.Win32.Xtreme [Ikarus]
• packed with: UPX [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• Attention! The following threat category was identified:

Threat Category	Description
	A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

File System Modifications

• The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\Microsoft\Windows\((Mutex)).cfg	2,032 bytes	MD5: 0x7565C5C4F56ABCF27320825D31FBA754 SHA-1: 0x22179227C4579F2052456A457C24C9F7C3FA30CA	(not available)
2	%AppData%\Microsoft\Windows\((Mutex)).dat	2 bytes	MD5: 0x84CAD01FDB44AE58DBE6C3973DCD87F5 SHA-1: 0x4700B42849FB35BE323774820BF1BC8019D26C80	(not available)
3	%AppData%\Microsoft\Windows\((Mutex)).datFTP	4 bytes	MD5: 0x2AEC8152B67AA89F12D7F00B46DE73CE SHA-1: 0x2269E54380155AB22623A86CCA2370ACD9A8B1FE	(not available)
4	%Windir%\InstallDir\window.exe [file and pathname of the sample #1]	21,504 bytes	MD5: 0xE6460ECFF5C83D09C97D61FC9C0208AA SHA-1: 0x7D112230B339C6D54DCE34E5C4BD5CF94BBAD228	Suspicious.MH690 [Symantec] Backdoor.Win32.Xtreme.azc [Kaspersky Lab] Mal/DelfInj-A [Sophos] Backdoor.Win32.Xtreme [Ikarus] packed with UPX [Kaspersky Lab]

• Notes:
• %AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.
• %Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

• The following directory was created:
• %Windir%\InstallDir

Memory Modifications

• There were new processes created in the system:

Process Name	Process Filename	Main Module Size
iexplore.exe	%ProgramFiles%\Internet Explorer\iexplore.exe	102,400 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	90,112 bytes
window.exe	%Windir%\installdir\window.exe	90,112 bytes

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

• There were new memory pages created in the address space of the system process(es):

Process Name	Process Filename	Allocated Size
svchost.exe	%System%\svchost.exe	24,576 bytes
svchost.exe	%System%\svchost.exe	90,112 bytes

• 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).

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}
• HKEY_CURRENT_USER\Software\((Mutex))

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}]
• StubPath = "%Windir%\InstallDir\window.exe restart"

so that window.exe runs every time Windows starts

• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• HKLM = "%Windir%\InstallDir\window.exe"

so that window.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• HKCU = "%Windir%\InstallDir\window.exe"

so that window.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\((Mutex))]
• ServerStarted = "9/8/2012 10:32:45 AM"
• InstalledServer = "%Windir%\InstallDir\window.exe"

Other details

• To mark the presence in the system, the following Mutex objects were created:
• ((Mutex))
• XTREMEUPDATE
• ((Mutex))PERSIST

• The following Host Name was requested from a host database:
• 192.5.5.241

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

• The following Internet Connection was established:

• The data identified by the following URLs was then requested from the remote web server:
• http://aaaaaaaaaa.no-ip.info:81/1234567890.functions
• http://ahmed1992ahmed.no-ip.org:81/1234567890.functions

• There was application-defined hook procedure installed into the hook chain (e.g. to monitor keystrokes). The installed hook is handled by the following module:
• %ProgramFiles%\Internet Explorer\iexplore.exe