ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 15 November 2009, 11:03:44
Processing time: 8 min 10 sec
Submitted sample:

File MD5: 0x7717E0C4D5A7C093EB2E36406C198180
File SHA-1: 0x3F4A2988FA243A274094A4589BEA3148CD49FFDD
Filesize: 183,296 bytes

Summary of the findings:

What's been found	Severity Level
Contains characteristics of a rogue antispyware application that uses aggressive and deceptive advertising along with false reports of exaggerated system security threats to persuade users to download and purchase their product.
Downloads/requests other files from Internet.
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.

Technical Details:

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File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash
1	%CommonAppData%\Microsoft\Network\Downloader\qmgr0.dat	5,152 bytes	MD5: 0x74C5DC41F7AE24F1555D1516E671D1EE SHA-1: 0x6C5B3802B702CC8B54A4CF9D478B5895B4515DA8
2	%CommonAppData%\Microsoft\Network\Downloader\qmgr1.dat	4,232 bytes	MD5: 0x07FA4DE4F844A589CB528C4018DDEEC1 SHA-1: 0x9796EA62F3D8C289D6599B079E3E071FCFF71A9A
3	%ProgramFiles%\AlphaAnt\alpha.exe	0 bytes	MD5: 0xD41D8CD98F00B204E9800998ECF8427E SHA-1: 0xDA39A3EE5E6B4B0D3255BFEF95601890AFD80709
4	[file and pathname of the sample #1]	183,296 bytes	MD5: 0x7717E0C4D5A7C093EB2E36406C198180 SHA-1: 0x3F4A2988FA243A274094A4589BEA3148CD49FFDD

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%\AlphaAnt

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]	3,821,568 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_LOCAL_MACHINE\SOFTWARE\036572811B10AEE34F7A01871D13AA85

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\036572811B10AEE34F7A01871D13AA85]

gwbrammuhmt = "@W>mGeBX?!!"
jxawt = "=_fDQ!!"
dfdwt = "CFfMEXbj:`n]C\NoO!!"
owzxxrza = "GDfi_!!"
usia = "H\OPPoCqJv?Nt!!"

Other details

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
veteransdaystew.com	80	(null)	(null)
update.microsoft.com	80	(null)	(null)

The following GET requests were made:

?act=vv&id=11-18
windowsupdate/v6/thanks.aspx

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

http://firewallsecurityupdatesv2.com/directxcore.cpl

The following Internet downloads were started (the retrieved bits are saved into the local file):

URL to be downloaded	Filename for the downloaded bits
http://firewallsecurityupdatesv2.com/directxcore.cpl	%ProgramFiles%\AlphaAnt\alpha.exe.tmp2
http://firewallsecurityupdatesv2.com/directxcore.cpl	%ProgramFiles%\AlphaAnt\alpha.exe.tmp5
http://firewallsecurityupdatesv2.com/directxcore.cpl	%ProgramFiles%\AlphaAnt\alpha.exe.tmp8

Heuristics Analysis

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

http://firewallsecurityupdatesv2.com/directxcore.cpl

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