ThreatExpert Report: Trojan-Spy.Gampass!sd6, Trojan-Downloader.Win32.Agent.bjcr..

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Submission Summary:

Submission details:

Submission received: 12 March 2009, 06:24:58
Processing time: 6 min 19 sec
Submitted sample:

File MD5: 0x39376F28624E3DE9E23D6FD57235B42E
File SHA-1: 0x468E50FFB87A9ED452C39807D3BA904C4F86D88F
Filesize: 4,113 bytes
Alias & packer info:

Trojan-Spy.Gampass!sd6 [PCTools]
Infostealer.Gampass [Symantec]
Trojan-Downloader.Win32.Agent.bjcr [Kaspersky Lab]
Generic.dx [McAfee]
Mal/Packer [Sophos]
Win32.SuspectCrc [Ikarus]
Win-Trojan/Agent.13824.HN [AhnLab]
packed with: FSG [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-Downloader.Agent!sd6	Trojan-Downloader.Agent!sd6 attempts to download malicious files to the local computer and execute them.

Attention! The following threat categories were identified:

Threat Category	Description
	A program that downloads files to the local computer that may represent security risk
	A keylogger program that can capture all user keystrokes (including confidential details such username, password, credit card number, etc.)

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Windir%\pchealth\ERRORREP\UserDumps\svchost.exe.20090312-142520-00.hdmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
2	%Windir%\pchealth\ERRORREP\UserDumps\svchost.exe.20090312-142520-00.mdmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709	(not available)
3	%System%\dllcache\appmgmts.dll	9,216 bytes	MD5: 0x9D4EA2651C93B80AEF6FD4361E6587EB SHA-1: 0xEFE06E1C16218548DC6119197B0D682E239DFFCA	Trojan-Downloader.Agent!sd6 [PCTools] Downloader [Symantec] Trojan-Downloader.Win32.Agent.bifc [Kaspersky Lab] Generic Downloader.x [McAfee] Trojan-Dropper.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).

The following file was modified:

%System%\appmgmts.dll

The following directory was created:

%Windir%\pchealth\ERRORREP\UserDumps

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]	36,864 bytes

There was a new memory page created in the address space of the system process(es):

Process Name	Process Filename	Allocated Size
svchost.exe	%System%\svchost.exe	16,384 bytes

The following system services were modified:

Service Name	Display Name	New Status	Service Filename
AudioSrv	Windows Audio	"Stopped"	%System%\svchost.exe -k netsvcs
Browser	Computer Browser	"Stopped"	%System%\svchost.exe -k netsvcs
CryptSvc	Cryptographic Services	"Stopped"	%System%\svchost.exe -k netsvcs
Dhcp	DHCP Client	"Stopped"	%System%\svchost.exe -k netsvcs
dmserver	Logical Disk Manager	"Stopped"	%System%\svchost.exe -k netsvcs
ERSvc	Error Reporting Service	"Stopped"	%System%\svchost.exe -k netsvcs
FastUserSwitchingCompatibility	Fast User Switching Compatibility	"Stopped"	%System%\svchost.exe -k netsvcs
lanmanserver	Server	"Stopped"	%System%\svchost.exe -k netsvcs
lanmanworkstation	Workstation	"Stopped"	%System%\svchost.exe -k netsvcs
Netman	Network Connections	"Stopped"	%System%\svchost.exe -k netsvcs
Nla	Network Location Awareness (NLA)	"Stopped"	%System%\svchost.exe -k netsvcs
RasMan	Remote Access Connection Manager	"Stopped"	%System%\svchost.exe -k netsvcs
seclogon	Secondary Logon	"Stopped"	%System%\svchost.exe -k netsvcs
SharedAccess	Windows Firewall/Internet Connection Sharing (ICS)	"Stopped"	%System%\svchost.exe -k netsvcs
ShellHWDetection	Shell Hardware Detection	"Stopped"	%System%\svchost.exe -k netsvcs
TapiSrv	Telephony	"Stopped"	%System%\svchost.exe -k netsvcs
TrkWks	Distributed Link Tracking Client	"Stopped"	%System%\svchost.exe -k netsvcs
W32Time	Windows Time	"Stopped"	%System%\svchost.exe -k netsvcs
wscsvc	Security Center	"Stopped"	%System%\svchost.exe -k netsvcs
wuauserv	Automatic Updates	"Stopped"	%System%\svchost.exe -k netsvcs
WZCSVC	Wireless Zero Configuration	"Stopped"	%System%\svchost.exe -k netsvcs

Registry Modifications

The following Registry Keys were created:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\ErrorReporting\UserFaults
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_APPMGMT
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_APPMGMT\0000
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_APPMGMT\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_APPMGMT
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_APPMGMT\0000
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_APPMGMT\0000\Control

The newly created Registry Values are:

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

%Windir%\PCHealth\ErrorRep\UserDumps\svchost.exe.20090312-142520-00.mdmp = A4 00 00 00 60 00 00 00 60 00 00 00 A0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D9 07 03 00 04 00 0C 00 0E 00 19 00 14 00 E3 01 30 00 30 00 05 00 00 C0 30 00 30 00 01 00 00 00 00 00 00 00 00 00 00 0

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

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

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

*NewlyCreated* = 0x00000000
ActiveService = "AppMgmt"

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

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

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

NextInstance = 0x00000001

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

*NewlyCreated* = 0x00000000
ActiveService = "AppMgmt"

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

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

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

NextInstance = 0x00000001

The following Registry Values were modified:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\PchSvc]

DataCollection = "20090312062538.000000-000"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\ServiceCurrent]

(Default) = 0x0000000C

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ServiceCurrent]

(Default) = 0x0000000C

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

Cache = "%Profiles%\NetworkService\Local Settings\Temporary Internet Files"

Other details

The following Internet download was started (the retrieved bits are saved into the local file):

URL to be downloaded	Filename for the downloaded bits
http://202.67.215.110/zf2009.jpg	c:\system.ini

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