Submission Summary:

• Submission details:
• Submission received: 6 April 2010, 16:41:06
• Processing time: 6 min 16 sec
• Submitted sample:
• File MD5: 0x8D8A30B099D27FBDB6472875EB7C8F7B
• File SHA-1: 0xBD4831B2C1F263F725D7F19971598DB54940E2CB
• Filesize: 75,829 bytes
• Alias:
• Backdoor.Win32.Poison.aped [Kaspersky Lab]
• Troj/Banker-EWZ [Sophos]

• Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
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:

• 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 were new processes created in the system:

• Notes:
• [generic host process filename] is a full path filename of [generic host process].

Other details

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

	Spain

• The following Internet downloads were started (the retrieved bits are saved into the local file):

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

Downloaded File Summary:

• Download details:
• Download retrieved: 6 April 2010 16:47:22
• Processing time: 7 min 34 sec
• Downloaded sample #1:
• File MD5: 0x2B21E120937F43F20F7F4CFA152B3F65
• File SHA-1: 0x1C277DACC80BF8CFB8DF7B5F5F66E9E5FDAEDE44
• Filesize: 1,593,856 bytes
• Downloaded sample #2:
• File MD5: 0xED0600A67EF4E9BA89CEEC980613485E
• File SHA-1: 0xEADE455B4CAA19C28AAA81FC845A1B05FE0EFAF3
• Filesize: 771,584 bytes
• Alias:
• Trojan-Banker.Win32.Qhost.jt [Kaspersky Lab]
• Trojan-Banker.Win32.Qhost [Ikarus]
• Downloaded sample #3:
• File MD5: 0x5B0426AE59A9E5DC73E5B277AD874361
• File SHA-1: 0xD1489C619E0D7FAD5AF4CD0305D0901E23651017
• Filesize: 756,224 bytes
• Alias:
• Troj/Banker-EWZ [Sophos]
• Win32.SuspectCrc [Ikarus]

• Summary of the findings:

What's been found	Severity Level
Hosts file modification that may block access to the security web sites.
Registers a 32-bit in-process server DLL.
Registers a Browser Helper Object (Microsoft's Internet Explorer plugin module).

Technical Details:

• The new window was created, as shown below:

File System Modifications

• The following file was modified:
• %System%\drivers\etc\hosts

• 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 were new processes created in the system:

• Notes:
• [generic host process filename] is a full path filename of [generic host process].

• The following modules were loaded into the address space of other process(es):

Module Name	Module Filename	Address Space Details
[filename of the sample #3]	[file and pathname of the sample #3]	Process name: [generic host process] Process filename: [generic host process filename] Address space: 0xAA0000 - 0xB5D000
[filename of the sample #3]	[file and pathname of the sample #3]	Process name: [generic host process] Process filename: [generic host process filename] Address space: 0xB10000 - 0xBCD000
[filename of the sample #3]	[file and pathname of the sample #3]	Process name: IEXPLORE.EXE Process filename: %ProgramFiles%\internet explorer\iexplore.exe Address space: 0xF80000 - 0x103D000

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

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}
• HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}
• HKEY_CURRENT_USER\full

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32]
• (Default) = "[file and pathname of the sample #3]"
• ThreadingModel = "Apartment"
• [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}]
• (Default) = ""
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• winFile = "%ProgramFiles%\Common Files\system32\winFile.exe"

Other details

• The HOSTS file was updated with the following URL-to-IP mappings:

• The following Host Name was requested from a host database:
• www.aabbcomunidade.com.br