ThreatExpert Report: Trojan.Win32.Alureon, FakeAlert-DA, Trojan:Win32/Alureon.BK..

Submission Summary:

Submission details:

Submission received: 21 July 2009, 05:41:10
Processing time: 6 min 48 sec
Submitted sample:

File MD5: 0x9D05428AE376A369798B126358B74150
File SHA-1: 0x84BC91E09E29DDE269DA396A15BB2BB1C33BBE0E
Filesize: 86,715 bytes
Alias: Trojan.Win32.Alureon [Ikarus]

Summary of the findings:

What's been found	Severity Level
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.TDSServ	Trojan.TDSServ is a trojan horse that may represent security risk for the compromised system and/or its network environment. The program uses rootkit-specific techniques designed to hide the software presence in the system. This trojan also blocks user access to security website such as pctools.com.

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\OmegaPlayer.exe	22,528 bytes	MD5: 0x295147B9F02B98320B168C07AA2B1023 SHA-1: 0x179542CEE45531917402ECE74C154BF63266AE37	FakeAlert-DA [McAfee] Trojan:Win32/Alureon.BK [Microsoft]
2	%Temp%\tmp4.tmp	12,288 bytes	MD5: 0x7B2510A31FA046507820019AC2ED2565 SHA-1: 0xE7E308E048D1A68D0B81999E3643E144F8768608	Trojan:Win32/Alureon.BH [Microsoft]
3	%Temp%\tmp5.tmp	343,040 bytes	MD5: 0x81C3146EF21C8E48FCF691DFBCAF2A99 SHA-1: 0xD25DBAC7F139433E570C194A99E08873DD3FDB29	Trojan:Win32/Alureon.CD [Microsoft]
4	%Programs%\OmegaPlayer\Uninstall.lnk	720 bytes	MD5: 0x812143B4717BA3FCFD370BCE843FE677 SHA-1: 0x7F4DB5C93925F3B31FB69E96F23EAB8C897674B8	(not available)
5	%ProgramFiles%\OmegaPlayer\Uninstall.exe	62,838 bytes	MD5: 0xD599F8FFA4FBE1E2E3224552AB6E1648 SHA-1: 0x7DD2F5EFC9D77EA8FADC137E588FCFA62E176A67	Trojan.Win32.Alureon [Ikarus]
6	%Windir%\pchealth\ERRORREP\UserDumps\spoolsv.exe.20090721-134217-00.hdmp	2,463,421 bytes	MD5: 0x4DF9F841F4B62D49FF6A78DA839BF9D4 SHA-1: 0xDB863B524DBB22A9C5BC8745915544F5385FC544	(not available)
7	%Windir%\pchealth\ERRORREP\UserDumps\spoolsv.exe.20090721-134217-00.mdmp	50,984 bytes	MD5: 0x8139264685E4DC25FC713400FFE30D3A SHA-1: 0xAC82F74EE49EACC35375264D55BBC2A11DAFF667	(not available)
8	[file and pathname of the sample #1]	86,715 bytes	MD5: 0x9D05428AE376A369798B126358B74150 SHA-1: 0x84BC91E09E29DDE269DA396A15BB2BB1C33BBE0E	Trojan.Win32.Alureon [Ikarus]

Notes:

%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.
%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.
%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

The following directories were created:

%Windir%\pchealth\ERRORREP\UserDumps
%Programs%\OmegaPlayer
%ProgramFiles%\OmegaPlayer

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
OmegaPlayer.exe	%Temp%\OmegaPlayer.exe	45,056 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	3,883,008 bytes

The following system service was modified:

Service Name	Display Name	New Status	Service Filename
Spooler	Print Spooler	"Stopped"	%System%\spoolsv.exe

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).

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\videoshow
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\videoshow\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\ErrorReporting\UserFaults
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\OmegaPlayer
HKEY_CURRENT_USER\Software\OmegaPlayer

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\videoshow\CLSID]

(Default) = "{6BF52A52-394A-11D3-B153-00C04F79FAA6}"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\ErrorReporting\UserFaults]

%Windir%\PCHealth\ErrorRep\UserDumps\spoolsv.exe.20090721-134217-00.mdmp = DA 00 00 00 60 00 00 00 60 00 00 00 A0 00 00 00 5F 1D 00 00 00 00 00 00 05 00 01 00 28 0A 84 08 00 00 00 00 00 00 00 00 00 00 00 00 D9 07 07 00 02 00 15 00 0D 00 2A 00 11 00 AB 00 30 00 30 00 05 00 00 C0 31 00 38 00 00 00 00 00 00 00 00 00 B4 7E 10 4

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]

UserFaultCheck = "%System%\dumprep 0 -u"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\OmegaPlayer]

UninstallString = ""%ProgramFiles%\OmegaPlayer\Uninstall.exe""
InstallLocation = "%ProgramFiles%\OmegaPlayer"
DisplayName = "OmegaPlayer"
DisplayIcon = "%ProgramFiles%\OmegaPlayer\Uninstall.exe,0"

[HKEY_CURRENT_USER\Software\OmegaPlayer]

(Default) = "%ProgramFiles%\OmegaPlayer"

The following Registry Values were modified:

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\ServiceCurrent]

(Default) = 0x0000000C

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ServiceCurrent]

(Default) = 0x0000000C

Other details

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

Remote Host	Port Number
91.214.45.73	80

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