Submission Summary:

• Submission details:
• Submission received: 1 August 2012, 13:14:40
• Processing time: 8 min 54 sec
• Submitted sample:
• File MD5: 0x15E7FB1DC026B6F3A1477013CFC4197D
• File SHA-1: 0x3554D3147BF48D72B374B386A8992C11404B1BD0
• Filesize: 84,480 bytes
• Alias:
• Backdoor.Paproxy [Symantec]
• Trojan-Spy.Win32.Zbot.emq [Kaspersky Lab]
• Spy-Agent.cf [McAfee]
• TROJ_DLOADER.DAM [Trend Micro]
• Troj/FakeAle-GN [Sophos]
• PWS:Win32/Zbot.B [Microsoft]
• Trojan-Spy.Win32.Zbot.B4 [Ikarus]
• Win32/IRCBot.worm.variant [AhnLab]

• 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.
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

• 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	%Profiles%\NetworkService\Application Data\sysproc64\sysproc32.sys	108 bytes	MD5: 0x784347DA942E96D58CD91CF29583CFE4 SHA-1: 0x5218C2C2E595B2BE39012BF5B1C265AFBEFF88E2	(not available)
2	%System%\oembios.exe	289,792 bytes	MD5: 0x8A23EE7E3A763879BEFDA72A5853F4D6 SHA-1: 0x6DF77D87D6CEE348D184410C0C3067D5B311CC92	Suspicious.BredoLab [Symantec] Trojan-Spy.Win32.Zbot.emq [Kaspersky Lab] TROJ_DLOADER.DAM [Trend Micro] Mal/EncPk-CZ [Sophos] PWS:Win32/Zbot.B [Microsoft] Trojan-Spy.Win32.Zbot.B4 [Ikarus] Win32/IRCBot.worm.variant [AhnLab]
3	[file and pathname of the sample #1]	84,480 bytes	MD5: 0x15E7FB1DC026B6F3A1477013CFC4197D SHA-1: 0x3554D3147BF48D72B374B386A8992C11404B1BD0	Backdoor.Paproxy [Symantec] Trojan-Spy.Win32.Zbot.emq [Kaspersky Lab] Spy-Agent.cf [McAfee] TROJ_DLOADER.DAM [Trend Micro] Troj/FakeAle-GN [Sophos] PWS:Win32/Zbot.B [Microsoft] Trojan-Spy.Win32.Zbot.B4 [Ikarus] Win32/IRCBot.worm.variant [AhnLab]
4	%System%\sysproc64\sysproc32.sys	206 bytes	MD5: 0xD67C4D2FCCFA92171B09C6E5934C5A82 SHA-1: 0x11B4602B2C1905A449D9D2BD80692E452C90674E	(not available)
5	%System%\sysproc64\sysproc86.sys	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)

• Notes:
• %Profiles% is a variable that refers to the file system directory containing user profile folders. A typical path is C:\Documents and Settings.
• %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).

• The following directories were created:
• %Profiles%\NetworkService\Application Data\sysproc64
• %System%\sysproc64

Memory Modifications

• There was a new process created in the system:

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\{334613DB-50C1-B3BE-95ED-E9915A134FF1}
• 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%_00017ED0"
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{334613DB-50C1-B3BE-95ED-E9915A134FF1}]
• {F710FA10-2031-3106-8872-93A2B5C5C620} = F7 09 F2 0D
• {E716FA10-2031-AA96-8E72-93A205C5C62C} = 47 09 F2 0D
• [HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\{43BF8CD1-C5D5-2230-7BB2-98F22C2B7DC6}]
• {F710FA10-2031-3106-8872-93A2B5C5C620} = F7 09 F2 0D
• {E716FA10-2031-AA96-8E72-93A205C5C62C} = 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]
• AppData =
• Cookies =
• Cache =
• History =

Other details

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

	Russian Federation

• To mark the presence in the system, the following Mutex objects were created:
• __SYSTEM__91C38905__
• 4A6969D601CD70220000009C2

• The following Internet Connection was established:

• The following GET request was made:
• revolution/rev.bin