ThreatExpert Report: RogueAntiSpyware.AntiVirusPro, Packed.Generic.187..

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Submission Summary:

Submission details:

Submission received: 20 February 2009, 16:57:22
Processing time: 6 min 7 sec
Submitted sample:

File MD5: 0xA3937B9D3EE029A420260081EBA4C0F6
File SHA-1: 0xC2530DE5246B04711C8F3F6E3D65970946E48FD9
Filesize: 167,936 bytes
Alias:

RogueAntiSpyware.AntiVirusPro [PCTools]
Packed.Generic.187 [Symantec]
Trojan-Downloader.Win32.FraudLoad.dfr [Kaspersky Lab]
FakeAlert-av2009.gen.a [McAfee]
Mal/Generic-A [Sophos]
Trojan:Win32/FakeXPA [Microsoft]

Summary of the findings:

What's been found	Severity Level
Attempts to use BITS (Background Intelligent Transfer Service). Some threats are known to use BITS to evade firewall filtering and download files without firewall inspection.
Downloads/requests other files from Internet.
Contains characteristics of an identified security risk.

Technical Details:

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Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A program that downloads files to the local computer that may represent security risk

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash
1	%CommonAppData%\Microsoft\Network\Downloader\qmgr0.dat	5,138 bytes	MD5: 0x847A4E4D49E87A5C850ECC421FC3AB37 SHA-1: 0x47D23867F79204D2564D40E3D0811FC54B57AF17
2	%CommonAppData%\Microsoft\Network\Downloader\qmgr1.dat	4,232 bytes	MD5: 0x19EC724508C40FC3D71A60BEF5847FF0 SHA-1: 0xB88ECE2F3B7E8CB72498862EF31B86102D764A93
3	%ProgramFiles%\A360\av360.exe.tmp	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709

Notes:

%CommonAppData% is a variable that refers to the file system directory containing application data for all users. A typical path is C:\Documents and Settings\All Users\Application Data.
%ProgramFiles% is a variable that refers to the Program Files folder. A typical path is C:\Program Files.

The following directories were created:

%CommonAppData%\Microsoft\Network\Downloader
%ProgramFiles%\A360

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]	3,325,952 bytes

The following system service was modified:

Service Name	Display Name	New Status	Service Filename
BITS	Background Intelligent Transfer Service	"Running"	%System%\svchost.exe -k netsvcs

Notes:

%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).

Registry Modifications

The following Registry Key was created:

HKEY_CURRENT_USER\Software\5C9A918C7CB9DA5C8D47BE798C6E2BAC

The newly created Registry Value is:

[HKEY_CURRENT_USER\Software\5C9A918C7CB9DA5C8D47BE798C6E2BAC]

ond = "1"
zilm = "English"

Other details

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

fljksahdg

The following Internet Connection was established:

Server Name	Server Port	Connect as User	Connection Password
thankyou4check.com	80	(null)	(null)

The following GET requests were made:

order_xp.php?ver=1
index.jpg

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

http://update.microsoft.com/windowsupdate/v6/thanks.aspx
http://updatesoftwarecenter.com/download/security.bmp

Heuristics Analysis

Heuristically identified capability to use BITS (Background Intelligent Transfer Service) to schedule the following download task:

http://updatesoftwarecenter.com/download/security.bmp

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