ThreatExpert Report: W32.Stration@mm, Generic.dx!bfbw, Mal/Emogen-Y, Virus.Win32.DelfInject

Visit ThreatExpert web site

Close Report

Submission Summary:

Submission details:

Submission received: 31 July 2012, 16:16:48
Processing time: 9 min 56 sec
Submitted sample:

File MD5: 0xA3EA0A87E059A303DC3B2EBBD18E2AF6
File SHA-1: 0xEB4E5E6271042E8921ECB15BED8D5D6EE3B6D491
Filesize: 55,808 bytes
Alias & packer info:

W32.Stration@mm [Symantec]
Generic.dx!bfbw [McAfee]
Mal/Emogen-Y [Sophos]
Virus.Win32.DelfInject [Ikarus]
packed with: UPX [Kaspersky Lab]

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 network-aware worm that attempts to replicate across the existing network(s)

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%UserProfile%\Applications\NT\svchost.exe [file and pathname of the sample #1]	55,808 bytes	MD5: 0xA3EA0A87E059A303DC3B2EBBD18E2AF6 SHA-1: 0xEB4E5E6271042E8921ECB15BED8D5D6EE3B6D491	W32.Stration@mm [Symantec] Generic.dx!bfbw [McAfee] Mal/Emogen-Y [Sophos] Virus.Win32.DelfInject [Ikarus] packed with UPX [Kaspersky Lab]
2	%Temp%\nfnegd.bat	108 bytes	MD5: 0x67FC3FCA5DB3AAFA5EF64E2D034F584E SHA-1: 0x572E62F1F2331C3BCBA7ECA8B442E088C3F455C7	(not available)

Notes:

%UserProfile% is a variable that specifies the current user's profile folder. By default, this is C:\Documents and Settings\[UserName] (Windows NT/2000/XP).
%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).

The following directories were created:

%UserProfile%\Applications
%UserProfile%\Applications\NT

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	184,320 bytes
svchost.exe	%UserProfile%\Applications\NT\svchost.exe	184,320 bytes

There was a new service created in the system:

Service Name	Display Name	Status	Service Filename
MsIRSTS	Intel(R) Rapid Storage Technology Service	"Stopped"	%UserProfile%\Applications\NT\svchost.exe

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS\0000
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS\Security
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS\Enum
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS\0000
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS\Security
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS\Enum
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced

The newly created Registry Values are:

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS\0000\Control]

*NewlyCreated* = 0x00000000
ActiveService = "MsIRSTS"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS\0000]

Service = "MsIRSTS"
Legacy = 0x00000001
ConfigFlags = 0x00000000
Class = "LegacyDriver"
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
DeviceDesc = "Intel(R) Rapid Storage Technology Service"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSIRSTS]

NextInstance = 0x00000001

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS\Enum]

0 = "Root\LEGACY_MSIRSTS\0000"
Count = 0x00000001
NextInstance = 0x00000001

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS\Security]

Security = 01 00 14 80 90 00 00 00 9C 00 00 00 14 00 00 00 30 00 00 00 02 00 1C 00 01 00 00 00 02 80 14 00 FF 01 0F 00 01 01 00 00 00 00 00 01 00 00 00 00 02 00 60 00 04 00 00 00 00 00 14 00 FD 01 02 00 01 01 00 00 00 00 00 05 12 00 00 00 00 00 18 00 FF 01 0F 0

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MsIRSTS]

Type = 0x00000010
Start = 0x00000002
ErrorControl = 0x00000000
ImagePath = "%UserProfile%\Applications\NT\svchost.exe"
DisplayName = "Intel(R) Rapid Storage Technology Service"
ObjectName = "LocalSystem"
Description = "Intel(R) Management and Security Application User Notification Service - Updates the Windows Event Log with notifications of pre defined events received from the local Intel(R) Management and Security Application Device."

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS\0000\Control]

*NewlyCreated* = 0x00000000
ActiveService = "MsIRSTS"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS\0000]

Service = "MsIRSTS"
Legacy = 0x00000001
ConfigFlags = 0x00000000
Class = "LegacyDriver"
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
DeviceDesc = "Intel(R) Rapid Storage Technology Service"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MSIRSTS]

NextInstance = 0x00000001

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS\Enum]

0 = "Root\LEGACY_MSIRSTS\0000"
Count = 0x00000001
NextInstance = 0x00000001

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS\Security]

Security = 01 00 14 80 90 00 00 00 9C 00 00 00 14 00 00 00 30 00 00 00 02 00 1C 00 01 00 00 00 02 80 14 00 FF 01 0F 00 01 01 00 00 00 00 00 01 00 00 00 00 02 00 60 00 04 00 00 00 00 00 14 00 FD 01 02 00 01 01 00 00 00 00 00 05 12 00 00 00 00 00 18 00 FF 01 0F 0

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MsIRSTS]

Type = 0x00000010
Start = 0x00000002
ErrorControl = 0x00000000
ImagePath = "%UserProfile%\Applications\NT\svchost.exe"
DisplayName = "Intel(R) Rapid Storage Technology Service"
ObjectName = "LocalSystem"
Description = "Intel(R) Management and Security Application User Notification Service - Updates the Windows Event Log with notifications of pre defined events received from the local Intel(R) Management and Security Application Device."

[HKEY_USERS\.DEFAULT\Software\Microsoft\Internet Explorer\Main]

Use FormSuggest = "yes"
DisableScriptDebuggerIE = "yes"
Error Dlg Displayed On Every Error = "no"

[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]

Hidden = 0x00000002
ShowSuperHidden = 0x00000000
SuperHidden = 0x00000001

[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings]

WarnonBadCertRecving = 0x00000000
CertificateRevocation = 0x00000000
WarnonZoneCrossing = 0x00000000
WarnOnPostRedirect = 0x00000000

The following Registry Values were modified:

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\ServiceCurrent]

(Default) =

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ServiceCurrent]

(Default) =

[HKEY_USERS\.DEFAULT\AppEvents\Schemes\Apps\Explorer\Navigating\.Current]

(Default) =

[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]

Cookies =
History =

[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3]

1601 =

Other details

To mark the presence in the system, the following Mutex object was created:

dn3g5g3os

The data identified by the following URL was then requested from the remote web server:

http://www.aaxml.com/p6.asp?MAC=NULL MAC&Publicer=1tr2

All content ("Information") contained in this report is the copyrighted work of Threat Expert Ltd and its associated companies ("ThreatExpert") and may not be copied without the express permission of ThreatExpert.

The Information is provided on an "as is" basis. ThreatExpert disclaims all warranties, whether express or implied, to the maximum extent permitted by law, including the implied warranties that the Information is merchantable, of satisfactory quality, accurate, fit for a particular purpose or need, or non-infringing, unless such implied warranties are legally incapable of exclusion. Further, ThreatExpert does not warrant or make any representations regarding the use or the results of the use of the Information in terms of their correctness, accuracy, reliability, or otherwise.