ThreatExpert Report

Submission Summary:

Submission details:

Submission received: 28 December 2011, 09:27:47
Processing time: 14 min 59 sec
Submitted sample:

File MD5: 0xC41B38E843B797192A0E417F9AFFF924
File SHA-1: 0x1088B7A8A8514D3714C17150828CEF0F0814015D
Filesize: 247,296 bytes
Packer info: packed with: UPX [Kaspersky Lab]

Summary of the findings:

What's been found	Severity Level
Downloads/requests other files from Internet.

Technical Details:

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\1.tmp [file and pathname of the sample #1]	247,296 bytes	MD5: 0xC41B38E843B797192A0E417F9AFFF924 SHA-1: 0x1088B7A8A8514D3714C17150828CEF0F0814015D	packed with UPX [Kaspersky Lab]
2	%Temp%\4c3f81e23f\phdata	31 bytes	MD5: 0x19F165BC54871764E515D5E2E5790618 SHA-1: 0xD55788CA913C1283A857773F731DEC5891DD5BEB	(not available)
3	%Temp%\4c3f81e23f\phs	157 bytes	MD5: 0x41C204A50DB4003B9360B604A25A2701 SHA-1: 0x2C7C0D50DC3B1498FD252D96C640F39C29444997	(not available)

Note:

%Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).

The following Alternate Data Stream was created in the system:

#	ADS name(s)	ADS Size	ADS Hash	Alias
1	%LocalSettings%\Temp:winupd.exe	247,296 bytes	MD5: 0xC41B38E843B797192A0E417F9AFFF924 SHA-1: 0x1088B7A8A8514D3714C17150828CEF0F0814015D	packed with UPX [Kaspersky Lab]

Notes:

%LocalSettings% is a variable that specifies the current user's local settings folder. By default, this is C:\Documents and Settings\[UserName]\Local Settings (Windows NT/2000/XP).

The following directory was created:

%Temp%\4c3f81e23f

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]	233,472 bytes

Registry Modifications

The newly created Registry Values are:

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\International]

AcceptLanguage = "en-US"

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings]

WarnOnPost = 0x00000000
CertificateRevocation = 0x00000000
WarnonBadCertRecving = 0x00000000
WarnOnPostRedirect = 0x00000000
WarnonZoneCrossing = 0x00000000
MaxHttpRedirects = 0x00000064

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones]

SecuritySafe = 0x00000000

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3]

2105 = 0x00000003
2500 = 0x00000003

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

winupd = "%UserProfile%\LOCALS~1\Temp:winupd.exe"

The following Registry Value was deleted:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings]

WarnOnPost = 01 00 00 00

The following Registry Value was modified:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3]

1601 =
1609 =
1A04 =
1A05 =
1A10 =
1C00 =

Other details

The following Internet Connections were established:

Server Name	Server Port	Connect as User	Connection Password
citycenter22.com	80	(null)	(null)
stopitplz.com	80	(null)	(null)

The following GET requests were made:

Y2x8MS40fC18MTUy
raLwEEHvv6iXQbVnRg19gSfS3gpipmQOlcHw9w==

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