Submission Summary:

• Submission details:
• Submission received: 20 September 2012, 15:39:06
• Processing time: 7 min 48 sec
• Submitted sample:
• File MD5: 0x1B70415AB965D98AC1083D73BB1A4046
• File SHA-1: 0xF0924C97429E3FE9B7D6661B22F0028BD885421B
• Filesize: 384,505 bytes
• Alias:
• Trojan.Win32.Jorik.Birfost.cxp [Kaspersky Lab]
• Win-Trojan/Buzus.98304.X [AhnLab]

Technical Details:

Possible Security Risk

• Attention! The following threat categories were identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
	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	c:\Extracted\k.scr	110,461 bytes	MD5: 0x3DE0201E13199FDE698B23CE56FE0F0F SHA-1: 0x17974688049FA225D0D2FEF8134F41463EE32826	Backdoor.Trojan [Symantec] Trojan.Win32.Jorik.Birfost.cxp [Kaspersky Lab] Generic.dx!b2yx [McAfee] Backdoor:Win32/Bifrose.AE [Microsoft] Trojan.ATRAPS [Ikarus]
2	c:\Extracted\Qms33-Lp4T_355421729.jpg	189,895 bytes	MD5: 0x7F836D151015312E630164830017370E SHA-1: 0x4285419F0340D8DC759CC22564240693A3084799	(not available)
3	[file and pathname of the sample #1]	384,505 bytes	MD5: 0x1B70415AB965D98AC1083D73BB1A4046 SHA-1: 0xF0924C97429E3FE9B7D6661B22F0028BD885421B	Trojan.Win32.Jorik.Birfost.cxp [Kaspersky Lab] Win-Trojan/Buzus.98304.X [AhnLab]

• The following directories were created:
• %ProgramFiles%\niveda
• c:\Extracted

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

Memory Modifications

• There were new processes created in the system:

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{125AEAEE-16D5-D823-2929-B1EB4D9ED83F}
• HKEY_LOCAL_MACHINE\SOFTWARE\niveda
• HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\MediaResources\msvideo
• HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\MediaResources\msvideo
• HKEY_CURRENT_USER\Software\niveda

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{125AEAEE-16D5-D823-2929-B1EB4D9ED83F}]
• stubpath = "%ProgramFiles%\niveda\driver.exe s"

so that %ProgramFiles%\niveda\driver.exe runs every time Windows starts

• [HKEY_LOCAL_MACHINE\SOFTWARE\niveda]
• nck = ED 1B E6 27 B9 28 D6 32 74 C3 CD 74 FA 93 5B 67
• [HKEY_CURRENT_USER\Software\niveda]
• klg = 00

Other details

• Analysis of the file resources indicate the following possible country of origin:

	Croatia

• The following Host Names were requested from a host database:
• 192.5.5.241
• dunia.sytes.net

• 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 81: