ThreatExpert Report: Trojan.FakeAlert, Trojan:Win32/FakeXPA, Trojan.Win32.FakeXPA..

Submission Summary:

Submission details:

Submission received: 10 August 2009, 15:03:44
Processing time: 6 min 40 sec
Submitted sample:

File MD5: 0xFEB5C2D2EB3D1699AC6824C5A9951656
File SHA-1: 0x9100EDA3239C6C888EC48A6BC3D69E41EFF15A52
Filesize: 172,032 bytes
Alias:

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:

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Possible Security Risk

Attention! Characteristics of the following security risk was identified in the system:

Security Risk	Description
Trojan.FakeAlert	Trojan.FakeAlert will hijack the desktop background with an image alerting the user that their computer system has been infected with spyware. It also changes some settings of windows which include:- disabling permissions for the user to change the background image and setting the active desktop to 'show web content'. It is usually installed in conjunction with a rogue anti-spyware application.

File System Modifications

The following file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	[file and pathname of the sample #1]	172,032 bytes	MD5: 0xFEB5C2D2EB3D1699AC6824C5A9951656 SHA-1: 0x9100EDA3239C6C888EC48A6BC3D69E41EFF15A52	Trojan.FakeAlert [PCTools] Trojan:Win32/FakeXPA [Microsoft] Trojan.Win32.FakeXPA [Ikarus] Win-Trojan/Fakeav.172032.F [AhnLab]

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]	3,039,232 bytes

Registry Modifications

The following Registry Key was created:

HKEY_LOCAL_MACHINE\SOFTWARE\6A36EA6E11EAAECDF5E540DEF2149079

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\6A36EA6E11EAAECDF5E540DEF2149079]

plxxh = "=_Nb>!!"

Other details

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

LDRMTX

The following Internet Connections were established:

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

The following GET requests were made:

windowsupdate/v6/thanks.aspx
?act=vv&id=1

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

http://june-crossover.com/?act=fb&1=1&2=0&3=5.1.2.0.2600&4=IEXPLORE.EXE&5=23&6=1&7=63&8=31&9=0&10=1

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