ThreatExpert Report: Backdoor.Trojan, Trojan-Spy.Win32.Agent.awlo, Trojan-Downloader.Win32.VB.avo..

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Submission Summary:

Submission details:

Submission received: 4 July 2009, 09:54:30
Processing time: 11 min 34 sec
Submitted sample:

File MD5: 0x5BB2EDFBB0B769DB6C5EEBD0D6ED7217
File SHA-1: 0x04EC90BA0F494D96C31312F24F6411A4AC0464FF
Filesize: 35,860 bytes
Alias & packer info:

Backdoor.Trojan [Symantec]
Trojan-Spy.Win32.Agent.awlo [Kaspersky Lab]
Trojan-Downloader.Win32.VB.avo [Ikarus]
Win-Trojan/Somex.35860 [AhnLab]
packed with: PE_Patch.PECompact [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! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan.Dialer	Trojan.Dialer is a program used to dial a high-cost international phone number using a modem without the users permission or knowledge. Removal of this dialer is advisable if it is not installed for a purpose.

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 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	%Windir%\pchealth\ERRORREP\UserDumps\services.exe.20090704-175534-00.hdmp	3,181,597 bytes	MD5: 0x618CD68FC50A29647ED6564F989F1869 SHA-1: 0x6AF91C7DD4BFB2E1CD82EC515452F4F63C470486	(not available)
2	%Windir%\pchealth\ERRORREP\UserDumps\services.exe.20090704-175534-00.mdmp	58,526 bytes	MD5: 0x5CD03C0021D02417118570230E5CF7B8 SHA-1: 0x7B67D05574C6E5EA0ACC5E19AA8B5D6772507E23	(not available)
3	%System%\6to4ex.dll	69,652 bytes	MD5: 0xEAF2B7B2E5C9CBD77418A2802C975F78 SHA-1: 0x18DD5F19E0AB9F8E57BDC66B3926CEF4B6A50678	Backdoor.Trojan [Symantec] Trojan-Spy.Win32.Agent.awly [Kaspersky Lab] Mal/Behav-010 [Sophos] Trojan.Win32.Rootkit.C [Ikarus] Win-Trojan/Rootkit.69652 [AhnLab]
4	[file and pathname of the sample #1]	35,860 bytes	MD5: 0x5BB2EDFBB0B769DB6C5EEBD0D6ED7217 SHA-1: 0x04EC90BA0F494D96C31312F24F6411A4AC0464FF	Backdoor.Trojan [Symantec] Trojan-Spy.Win32.Agent.awlo [Kaspersky Lab] Trojan-Downloader.Win32.VB.avo [Ikarus] Win-Trojan/Somex.35860 [AhnLab] packed with PE_Patch.PECompact [Kaspersky Lab]

Notes:

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

%Windir%\pchealth\ERRORREP\UserDumps

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\ErrorReporting\UserFaults
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_6TO4
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_6TO4\0000
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\6to4
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\6to4\Parameters
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\6to4\Security

The newly created Registry Values are:

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

%Windir%\PCHealth\ErrorRep\UserDumps\services.exe.20090704-175534-00.mdmp = A6 00 00 00 60 00 00 00 60 00 00 00 A2 00 00 00 15 00 99 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 06 00 04 00 11 00 37 00 22 00 E7 03 30 00 30 00 05 00 00 C0 30 00 30 00 01 00 00 00 00 00 00 00 B3 7E 10 4

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

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

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_6TO4\0000]

Service = "6to4"
Legacy = 0x00000001
ConfigFlags = 0x00000000
Class = "LegacyDriver"
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
DeviceDesc = "Microsoft Automatic Update"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_6TO4]

NextInstance = 0x00000001

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\6to4\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\6to4\Parameters]

ServiceDll = "%System%\6to4ex.dll"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\6to4]

Type = 0x00000120
Start = 0x00000002
ErrorControl = 0x00000001
ImagePath = "%System%\svchost.exe -k netsvcs"
DisplayName = "Microsoft Automatic Update"
ObjectName = "LocalSystem"
Description = "Microsoft Automatic Update"

Other details

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

http://www.edulands.com/good.gif

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