Submission Summary:

• Submission details:
• Submission received: 10 November 2009, 12:30:49
• Processing time: 7 min 52 sec
• Submitted sample:
• File MD5: 0xE44FB28CEAEE47D09AD1800F496DFCC2
• File SHA-1: 0x80A1DC2AAFF6549DAEC8F7480407754D8E1B9185
• Filesize: 98,304 bytes
• Packer info: packed with: ASPack [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Threat characteristics of ZBot - a banking trojan that disables firewall, steals sensitive financial data (credit card numbers, online banking login details), makes screen snapshots, downloads additional components, and provides a hacker with the remote access to the compromised system.
Stealth-mode characteristics common to Rootkits.
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan-Spy.Zbot.YETH	Trojan-Spy.Zbot.YETH is a rootkit trojan which steals online banking information and downloads other malware as well.

• Attention! The following threat categories were identified:

Threat Category	Description
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)
	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	%System%\lowsec\user.ds %Windir%\Temp\1.tmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
2	[file and pathname of the sample #1]	98,304 bytes	MD5: 0xE44FB28CEAEE47D09AD1800F496DFCC2 SHA-1: 0x80A1DC2AAFF6549DAEC8F7480407754D8E1B9185	packed with ASPack [Kaspersky Lab]
3	%System%\sdra64.exe	423,424 bytes	MD5: 0xF6720C807B9E8028C0F6D32DFA115C6F SHA-1: 0xE0C0C24389E67B6D4B5C1221F941E8A74C14599F	packed with ASPack [Kaspersky Lab]

• 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).
• %Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

• Attention! The following hidden file was created in the system:

• Attention! The following hidden directory was created:
• %System%\lowsec

Memory Modifications

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

Process Name	Process Filename	Allocated Size
services.exe	%System%\services.exe	110,592 bytes
lsass.exe	%System%\lsass.exe	110,592 bytes
svchost.exe	%System%\svchost.exe	110,592 bytes
svchost.exe	%System%\svchost.exe	110,592 bytes
svchost.exe	%System%\svchost.exe	110,592 bytes
svchost.exe	%System%\svchost.exe	110,592 bytes
svchost.exe	%System%\svchost.exe	110,592 bytes
alg.exe	%System%\alg.exe	110,592 bytes

Registry Modifications

• The following Registry Keys were created:
• HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{19127AD2-394B-70F5-C650-B97867BAA1F7}
• HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{43BF8CD1-C5D5-2230-7BB2-98F22C2B7DC6}
• HKEY_USERS\.DEFAULT\Software\Microsoft\Protected Storage System Provider

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Network]
• UID = "%ComputerName%_0001D443"
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{19127AD2-394B-70F5-C650-B97867BAA1F7}]
• {23343233-2C66-3B33-3432-343233343233} = F7 0E F4 0E
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{43BF8CD1-C5D5-2230-7BB2-98F22C2B7DC6}]
• {3039636B-5F3D-6C64-6675-696870667265} = F7 09 F2 0D
• {33373039-3132-3864-6B30-303233343434} = 47 09 F2 0D
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
• ProxyEnable = 0x00000000

• The following Registry Values were modified:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
• Userinit =
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
• Cookies =
• History =

Other details

• There were registered attempts to establish connection with the remote hosts. The connection details are:

• The data identified by the following URLs was then requested from the remote web server:
• http://chinaoilfactory.cn/cp/cfg.bin
• http://chinaoilfactory.cn/cp/gate.php
• http://91.213.174.6/files/inside.exe
• http://chinaoilfactory.cn/cp/compip.php