Submission Summary:

• Submission details:
• Submission received: 28 August 2012, 20:46:31
• Processing time: 8 min 2 sec
• Submitted sample:
• File MD5: 0x01EC264B82D938B5D7FDD6A51D73DECD
• File SHA-1: 0xC3035F4D078FB1EBA53662E4BE13AC24361B147C
• Filesize: 53,248 bytes
• Alias:
• Trojan.Dropper [Symantec]
• Trojan.Win32.Jorik.Nbdd.cj [Kaspersky Lab]
• Generic.dx!bfgc [McAfee]
• Trojan:Win32/Dynamer!dtc [Microsoft]
• Trojan.Win32.Jorik [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! 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 files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\Microsoft\updata.exe	28,672 bytes	MD5: 0x2D4F3726BA0E24685D9145BE62996F6D SHA-1: 0xCBE7F2964F6A03FE06889C0EFD891E9DD6A9862B	Trojan.Gen.2 [Symantec] Trojan.Win32.Jorik.Nbdd.ck [Kaspersky Lab] Generic BackDoor!1z3 [McAfee] Trojan:Win32/Dynamer!dtc [Microsoft] Trojan.Win32.Jorik [Ikarus]
2	%Temp%\uninstall.exe	3,584 bytes	MD5: 0xE8E7F5E6EDE9503606EB208D9A06A86B SHA-1: 0xAD37AD0DE44C76B6244B0EFB15ACAB4638F397A6	(not available)
3	[file and pathname of the sample #1]	53,248 bytes	MD5: 0x01EC264B82D938B5D7FDD6A51D73DECD SHA-1: 0xC3035F4D078FB1EBA53662E4BE13AC24361B147C	Trojan.Dropper [Symantec] Trojan.Win32.Jorik.Nbdd.cj [Kaspersky Lab] Generic.dx!bfgc [McAfee] Trojan:Win32/Dynamer!dtc [Microsoft] Trojan.Win32.Jorik [Ikarus]

• 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.
• %Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).

Memory Modifications

• There were new processes created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	53,248 bytes
uninstall.exe	%Temp%\uninstall.exe	16,384 bytes
updata.exe	%AppData%\microsoft\updata.exe	28,672 bytes

Registry Modifications

• The newly created Registry Value is:
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• Updata = "%AppData%\Microsoft\updata.exe"

so that updata.exe runs every time Windows starts

Other details

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

	China

• The following ports were open in the system:

• The following Host Name was requested from a host database:
• ok.icon.pk