Submission Summary:

• Submission details:
• Submission received: 25 November 2009, 15:47:21
• Processing time: 7 min 23 sec
• Submitted sample:
• File MD5: 0x1D6B479116F4F7E54859CB8EC97EA674
• File SHA-1: 0x8F154C2BAB6255AEAF35B9033ECE5DCF84D244AE
• Filesize: 24,848 bytes
• Alias:
• Trojan.Generic [PCTools]
• Trojan Horse [Symantec]

• Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.
Modifies some system settings that may have negative impact on overall system security state.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

• The new window was created, as shown below:

Possible Security Risk

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

Security Risk	Description
RogueAntiSpyware.AdvancedAntivirus	RogueAntispyware.AdvancedAntivirus is another fake antispyware that tries to get money from users by prompting them to register and buy their products.

• 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	%DesktopDir%\Advanced Virus Remover.lnk	737 bytes	MD5: 0x20D57C4D152C854509FDA25BF9CA0E7E SHA-1: 0x3A38E36A3701B99A41332CD50E9973758C257123	(not available)
2	%StartMenu%\Advanced Virus Remover.lnk	737 bytes	MD5: 0x92B6C41A7F0B15A73692AADC14DF8560 SHA-1: 0x5754F09C91EAD0F980853E493BA4ADB8FD4B392E	(not available)
3	%ProgramFiles%\AdvancedVirusRemover\AVR.exe %System%\AVR10.exe	941,840 bytes	MD5: 0xCF822F43BF8DEF3057650DE735F605D6 SHA-1: 0x9200FFC9C52F36CDFD8CBE688DC176B0D511748B	Trojan.Win32.FraudPack.abel [Kaspersky Lab] Mal/FakeAV-BR [Sophos] Gen.Trojan [Ikarus]
4	%System%\41.exe	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
5	[file and pathname of the sample #1] %System%\winlogon86.exe %System%\winupdate86.exe	24,848 bytes	MD5: 0x1D6B479116F4F7E54859CB8EC97EA674 SHA-1: 0x8F154C2BAB6255AEAF35B9033ECE5DCF84D244AE	Trojan.Generic [PCTools] Trojan Horse [Symantec]
6	%System%\winhelper86.dll	22,528 bytes	MD5: 0xD30C2609E4FC8B48D03775144DC79073 SHA-1: 0xCD58B8586BF664ACA713998E7B85A5FF5862DF80	(not available)

• Notes:
• %DesktopDir% is a variable that refers to the file system directory used to physically store file objects on the desktop. A typical path is C:\Documents and Settings\[UserName]\Desktop.
• %StartMenu% is a variable that refers to the file system directory containing Start menu items. A typical path is C:\Documents and Settings\[UserName]\Start Menu.
• %ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.
• %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 directory was created:
• %ProgramFiles%\AdvancedVirusRemover

Memory Modifications

• There were new processes created in the system:

Registry Modifications

• The following Registry Keys were created:
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\ActiveDesktop
• HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ActiveDesktop
• HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System
• HKEY_CURRENT_USER\Software\AVR

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\ActiveDesktop]
• NoChangingWallpaper = 0x00000001
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer]
• NoSetActiveDesktop = 0x00000001
• NoActiveDesktopChanges = 0x00000001
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• winupdate86.exe = "%System%\winupdate86.exe"

so that winupdate86.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software]
• 8636065b-fef0-4255-b14f-54639f7900a4 = "8636065b-fef0-4255-b14f-54639f7900a4"
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer]
• NoSetActiveDesktop = 0x00000001
• NoActiveDesktopChanges = 0x00000001
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ActiveDesktop]
• NoChangingWallpaper = 0x00000001
• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System]
• DisableTaskMgr = 0x00000001

to prevent users from starting Task Manager (Taskmgr.exe)

• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• Advanced Virus Remover = "%ProgramFiles%\AdvancedVirusRemover\AVR.exe"

so that AVR.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\AVR]
• LastVFC = "25"
• VirList = "52|5|47|36|0|13|41|18|52|36|54|41|7|34|7|55|23|56|22|5|6|17|54|15|35|17"
• LastD = "25"

• The following Registry Value was modified:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
• Userinit =

Other details

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

	Russian Federation

• The following ports were open in the system:

• There was registered attempt to establish connection with the remote host. The connection details are:

• The data identified by the following URLs was then requested from the remote web server:
• http://downloadavr11.com/loads.php?code=0000920
• http://downloadavr11.com/dfghfghgfj.dll
• http://downloadavr11.com/cgi-bin/download.pl?code=0000920
• http://testavrdown.com/cgi-bin/get.pl?l=0000920