ThreatExpert Report: Trojan.PWS.Papras.H, Infostealer, Generic PWS.y, TROJ

Visit ThreatExpert web site

Close Report

Submission Summary:

Submission details:

Submission received: 11 February 2008, 18:07:51
Processing time: 3 min 27 sec
Submitted sample:

File MD5: 0xF5AF65A40C1B41E3D9FBD34827DBB0FB
Filesize: 28,160 bytes
Alias:

Trojan.PWS.Papras.H [PCTools]
Infostealer [Symantec]
Generic PWS.y [McAfee]
TROJ_XPACK.YO [Trend Micro]

Summary of the findings:

What's been found	Severity Level
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
Trojan-PSW.LdPinch!sd5	Trojan-PSW.LdPinch!sd5 is a malicious application that attempts to steal passwords, login details, and other confidential information.
Rootkit.Agent.EX	Rootkit.Agent.EX hides its presence in infected machine in order to perform malicious actions without user's knowledge.

Attention! The following threat categories were identified:

Threat Category	Description
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)
	A hacktool that could be used by attackers to break into a 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]	28,160 bytes	MD5: 0xF5AF65A40C1B41E3D9FBD34827DBB0FB	Trojan.PWS.Papras.H [PCTools] Infostealer [Symantec] Generic PWS.y [McAfee] TROJ_XPACK.YO [Trend Micro]
2	%Windir%\new_drv.sys	8,192 bytes	MD5: 0xB27C1DE56894B3338E2361E4D95684C5	Trojan-PSW.LdPinch!sd5 [PCTools] Hacktool.Rootkit [Symantec] PWS-LDPinch [McAfee] TROJ_ROOTKIT.CA [Trend Micro]
3	%System%\abcdefg.bat	80 bytes	MD5: 0x3C2C2719C39678A7EF5013EB16B6F6EF	(not available)

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).

Memory Modifications

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

Process Name	Main Module Size
9129837.exe	110,592 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

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 = 0x647A0D14
k2 = 0x43205AC1
version = "166"

[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]

C:\Documents and Settings\UserName\Application Data\Microsoft\Installer\ = ""
C:\WINDOWS\Installer\{4275B162-C5C0-4912-9522-E92FE1C4E21D}\ = ""
C:\Documents and Settings\UserName\Application Data\Microsoft\Installer\{3966BA0C-23BA-4B20-9B9D-7561DEC54E6A}\ = ""
C:\Config.Msi\ = ""
C:\Program Files\VMware\VMware Tools\Drivers\memctl\ = ""
C:\Program Files\VMware\VMware Tools\TPOG3\ = ""
C:\Program Files\VMware\VMware Tools\TPOG3\amd64\ = ""
C:\Program Files\VMware\VMware Tools\TPOG3\i386\ = ""
C:\Program Files\VMware\VMware Tools\vmci\ = ""
C:\WINDOWS\Installer\{3B410500-1802-488E-9EF1-4B11992E0440}\ = ""

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.