ThreatExpert Report: Infostealer.Snifula, Trojan-PSW.Win32.Papras.ea, Spy-Agent.bg, Mal/EncPk-DB..

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Submission Summary:

Submission details:

Submission received: 25 August 2009, 05:22:44
Processing time: 8 min 0 sec
Submitted sample:

File MD5: 0x03E3CCDF10B8FD43D762B10BA5ED4289
File SHA-1: 0x944D5A20E48BED9B2F5712E53F16B28B03209623
Filesize: 52,736 bytes
Alias:

Infostealer.Snifula [Symantec]
Trojan-PSW.Win32.Papras.ea [Kaspersky Lab]
Spy-Agent.bg [McAfee]
Mal/EncPk-DB [Sophos]
TrojanSpy:Win32/Ursnif.DP [Microsoft]
Trojan-PWS.Win32.Papras [Ikarus]
Win-Trojan/Papras.52736 [AhnLab]

Summary of the findings:

What's been found	Severity Level
Stealth-mode characteristics common to Rootkits.
Downloads/requests other files from Internet.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! Characteristics of the following security risks were identified in the system:

Security Risk	Description
Rootkit.Agent.EX	Rootkit.Agent.EX hides its presence in infected machine in order to perform malicious actions without user's knowledge.
Trojan-PWS.Papras	Trojan-PWS.Papras drop a rookit file and has keylogger characteristic in order to perform malicious action without user's knowledge.

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 code with the rootkit-specific techniques designed to hide the software presence in the system

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Windir%\9129837.exe [file and pathname of the sample #1]	52,736 bytes	MD5: 0x03E3CCDF10B8FD43D762B10BA5ED4289 SHA-1: 0x944D5A20E48BED9B2F5712E53F16B28B03209623	Infostealer.Snifula [Symantec] Trojan-PSW.Win32.Papras.ea [Kaspersky Lab] Spy-Agent.bg [McAfee] Mal/EncPk-DB [Sophos] TrojanSpy:Win32/Ursnif.DP [Microsoft] Trojan-PWS.Win32.Papras [Ikarus] Win-Trojan/Papras.52736 [AhnLab]
2	%System%\abcdefg.bat	80 bytes	MD5: 0x3C2C2719C39678A7EF5013EB16B6F6EF SHA-1: 0x323DFEA7B524E2781DC2A4584A72A22981EEE9A0	Trojan-Spy.Agent [Ikarus]

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).

Attention! The following hidden file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Windir%\new_drv.sys	7,680 bytes	MD5: 0xBAD3CF56B46ACBE2806ADC84E67B682C SHA-1: 0xC96EC3963D0CB20AE3466C7421503D1F1C9F745D	Infostealer.Snifula [Symantec] Rootkit.Win32.Agent.sz [Kaspersky Lab] Generic Rootkit.d [McAfee] Mal/Generic-A [Sophos] VirTool:WinNT/Ursnif.A [Microsoft] Rootkit.Win32.Agent.ex [Ikarus] Win-Trojan/Agent.7680.CN [AhnLab]

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	107,520 bytes

Attention! The following process was intentionally hidden from the user:

Process Name	Main Module Size
9129837.exe	107,520 bytes

The following system services were modified:

Service Name	Display Name	New Status	Service Filename
ALG	Application Layer Gateway Service	"Stopped"	%System%\alg.exe
SharedAccess	Windows Firewall/Internet Connection Sharing (ICS)	"Stopped"	%System%\svchost.exe -k netsvcs
wscsvc	Security Center	"Stopped"	%System%\svchost.exe -k netsvcs

There was a new kernel-mode driver installed in the system:

Driver Name	Driver Filename
new_drv.sys	%Windir%\new_drv.sys

Attention! The following kernel-mode system service functions were hooked:

System Call	Driver name	Driver Filename
NtEnumerateValueKey	(not recognised)	(not recognised)
NtQueryDirectoryFile	(not recognised)	(not recognised)
NtQuerySystemInformation	(not recognised)	(not recognised)

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_NEW_DRV
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_NEW_DRV\0000
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_NEW_DRV\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\new_drv
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\new_drv\Security
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\new_drv\Enum
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_NEW_DRV
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_NEW_DRV\0000
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_NEW_DRV\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\new_drv
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\new_drv\Security
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\new_drv\Enum
HKEY_USERS\.DEFAULT\Software\Microsoft\InetData
HKEY_CURRENT_USER\Software\Microsoft\InetData

The newly created Registry Values are:

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

*NewlyCreated* = 0x00000000
ActiveService = "new_drv"

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

Service = "new_drv"
Legacy = 0x00000001
ConfigFlags = 0x00000000
Class = "LegacyDriver"
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
DeviceDesc = "!!!!"

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

NextInstance = 0x00000001

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

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

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\new_drv\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\new_drv]

Type = 0x00000001
Start = 0x00000003
ErrorControl = 0x00000000
ImagePath = "%Windir%\new_drv.sys"
DisplayName = "!!!!"

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

*NewlyCreated* = 0x00000000
ActiveService = "new_drv"

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

Service = "new_drv"
Legacy = 0x00000001
ConfigFlags = 0x00000000
Class = "LegacyDriver"
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
DeviceDesc = "!!!!"

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

NextInstance = 0x00000001

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

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

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\new_drv\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\new_drv]

Type = 0x00000001
Start = 0x00000003
ErrorControl = 0x00000000
ImagePath = "%Windir%\new_drv.sys"
DisplayName = "!!!!"

[HKEY_CURRENT_USER\Software\Microsoft\InetData]

k1 = 0x3329AA7A
k2 = 0x4D66562E
version = "237"

Attention! The newly created hidden Registry Value is:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]

ttool = "%Windir%\9129837.exe"

so that 9129837.exe runs every time Windows starts

The following Registry Value was deleted:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]

%AppData%\Microsoft\Installer\ = ""
%Windir%\Installer\{4275B162-C5C0-4912-9522-E92FE1C4E21D}\ = ""
%AppData%\Microsoft\Installer\{3966BA0C-23BA-4B20-9B9D-7561DEC54E6A}\ = ""
%ProgramFiles%\VMware\VMware Tools\Drivers\memctl\ = ""
%ProgramFiles%\VMware\VMware Tools\TPOG3\ = ""
%ProgramFiles%\VMware\VMware Tools\TPOG3\amd64\ = ""
%ProgramFiles%\VMware\VMware Tools\TPOG3\i386\ = ""
%ProgramFiles%\VMware\VMware Tools\vmci\ = ""
%Windir%\Installer\{3B410500-1802-488E-9EF1-4B11992E0440}\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ = "1"
%Windir%\Microsoft.NET\Framework\ = "1"
%Windir%\Microsoft.NET\ = "1"
%Windir%\PCHEALTH\ERRORREP\ = "1"
%Windir%\PCHEALTH\ERRORREP\QHEADLES\ = "1"
%Windir%\PCHEALTH\ERRORREP\QSIGNOFF\ = "1"
%Windir%\winsxs\Policies\x86_policy.8.0.Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_x-ww_77c24773\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Users\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Users\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Images\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\1033\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\App_GlobalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\AppConfig\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\AppConfig\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\App_Code\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\RedistList\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\CONFIG\Browsers\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\CONFIG\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Providers\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Providers\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Wizard\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Wizard\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Permissions\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Permissions\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v1.1.4322\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\App_Data\ = ""
%Windir%\Microsoft.NET\Framework\v1.0.3705\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Roles\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\Roles\App_LocalResources\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\MSBuild\ = ""
%System%\MUI\0409\ = ""
%ProgramFiles%\Internet Explorer\MUI\0409\ = ""
%ProgramFiles%\Internet Explorer\MUI\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\MUI\0409\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\MUI\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\ASP.NETWebAdminFiles\Security\App_LocalResources\ = ""
%Windir%\winsxs\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.42_x-ww_0de06acd\ = ""
[pathname with a string SHARE]\ = ""
%Windir%\Microsoft.NET\Framework\v2.0.50727\Microsoft .NET Framework 2.0\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\ = "1"
%ProgramFiles%\Adobe\ = "1"
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Browser\ = "1"
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\ = "1"
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\VDKHome\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\VDKHome\ENU\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\ImageViewer\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\ImageViewer\en_US\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Legal\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\ActiveX\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Esl\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Javascripts\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Resource\CMap\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Resource\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Resource\Font\PFM\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Resource\Font\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\SPPlugins\ = ""
%CommonAppData%\Adobe\Acrobat\6.0\Replicate\Security\ = ""
%CommonAppData%\Adobe\Acrobat\6.0\Replicate\ = ""
%CommonAppData%\Adobe\Acrobat\6.0\ = ""
%CommonAppData%\Adobe\Acrobat\ = ""
%CommonAppData%\Adobe\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Help\ENU\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Help\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Annotations\Stamps\ENU\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Annotations\Stamps\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Annotations\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Optional\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Updater\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Messages\ENU\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\Messages\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Printme\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\HowTo\ENU\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\HowTo\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\HowTo\ENU\Images\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Multimedia\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\Multimedia\MPP\ = ""
%ProgramFiles%\Adobe\Acrobat 6.0\Reader\plug_ins\PictureTasks\OLS\Locale\ENU\ = ""

Other details

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

___RHaiuy72Mjtex

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
in.webstat12.com	80	(null)	(null)
in.webstat12.com	0	(null)	(null)

The following GET requests were made:

cgi-bin/cmd.cgi?user_id=858368634&version_id=237&passphrase=fkjvhsdvlksdhvlsd&socks=17133&version=125&crc=00000000
cgi-bin/options.cgi?user_id=858368634&version_id=237&passphrase=fkjvhsdvlksdhvlsd&socks=17133&version=125&crc=00000000

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