Submission Summary:

• Submission details:
• Submission received: 20 September 2012, 23:16:25
• Processing time: 9 min 35 sec
• Submitted sample:
• File MD5: 0x427A8C133EA3842466CD3817CA0740E5
• File SHA-1: 0x153260CBD25F696C312B46DD9BE992B564217DD5
• Filesize: 1,685,275 bytes
• Packer info: packed with: UPX [Kaspersky Lab]

• 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%\svhost.exe %Temp%\StartUp.exe %Programs%\Startup\b5857819bb096c04134249d6f4e71934.exe %Programs%\Startup\StartUp.exe	1,242,624 bytes	MD5: 0x8E9EA3CF5AE16FF14B677965805101A2 SHA-1: 0x9DA5F72530700DD11A262CA44BAADCD08FAEF304	Trojan:MSIL/Bladabindi.B [Microsoft] packed with PE_Patch.Enigma [Kaspersky Lab]
2	%AppData%\svhost.exe.tmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
3	%Temp%\bassmod.dll	9,728 bytes	MD5: 0x780D14604D49E3C634200C523DEF8351 SHA-1: 0xE208EF6F421D2260070A9222F1F918F1DE0A8EEB	(not available)
4	%Temp%\dup2patcher.exe %Temp%\IDM Patch v0.2a.exe	805,376 bytes	MD5: 0xD27171B081B78A2749E8CB16B17220C4 SHA-1: 0xDC34F3EA48E5542C955852FF7BBBA838A4C8C104	Trojan.Gen [Symantec] Generic.dx!bdm4 [McAfee] Trojan.SuspectCRC [Ikarus]
5	[file and pathname of the sample #1]	1,685,275 bytes	MD5: 0x427A8C133EA3842466CD3817CA0740E5 SHA-1: 0x153260CBD25F696C312B46DD9BE992B564217DD5	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.
• %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).
• %Programs% is a variable that refers to the file system directory that contains the user's program groups. A typical path is C:\Documents and Settings\[UserName]\Start Menu\Programs.

Memory Modifications

• There were new processes created in the system:

Process Name	Process Filename	Main Module Size
IDM Patch v0.2a.exe	%Temp%\idm patch v0.2a.exe	901,120 bytes
dup2patcher.exe	%Temp%\dup2patcher.exe	901,120 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	802,816 bytes
svhost.exe	%AppData%\svhost.exe	N/A

Registry Modifications

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• b5857819bb096c04134249d6f4e71934 = ""%AppData%\svhost.exe" .."

so that svhost.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• b5857819bb096c04134249d6f4e71934 = ""%AppData%\svhost.exe" .."

so that svhost.exe runs every time Windows starts

Other details

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

	United Kingdom

• To mark the presence in the system, the following Mutex object was created:
• b5857819bb096c04134249d6f4e71934