Möglicher Trojaner -Öffnen von Mozilla FireFox immer wieder "http://istart.webssearches.com"

<?xml version="1.0" encoding="UTF-16" ?>
<mbam-log>
<header>
<date>2014/04/17 22:57:44 +0200</date>
<log>mbam-log-2014-04-17 (22-12-59).xml</log>
<isadmin>yes</isadmin>
</header>
<engine>
<version>2.00.1.1004</version>
<rules-database>v2014.04.17.06</rules-database>
<swissarmy-database>v2014.03.27.01</swissarmy-database>
<license>trial</license>
<file-protection>enabled</file-protection>
<web-protection>enabled</web-protection>
<self-protection>disabled</self-protection>
</engine>
<system>
<osversion>Windows 7 Service Pack 1</osversion>
<arch>x64</arch>
<username>Matze</username>
<filesys>NTFS</filesys>
</system>
<summary>
<type>threat</type>
<result>completed</result>
<objects>272704</objects>
<time>2682</time>
<processes>0</processes>
<modules>0</modules>
<keys>0</keys>
<values>0</values>
<datas>0</datas>
<folders>0</folders>
<files>1</files>
<sectors>0</sectors>
</summary>
<options>
<memory>enabled</memory>
<startup>enabled</startup>
<filesystem>enabled</filesystem>
<archives>enabled</archives>
<rootkits>disabled</rootkits>
<deeprootkit>disabled</deeprootkit>
<shuriken>enabled</shuriken>
<pup>enabled</pup>
<pum>enabled</pum>
</options>
<items>
<file><path>C:\Users\Matze\AppData\Local\Temp\7af3d2fe-2c21-4f09-b18f-aaeff352c6a1\software\mediaplayerpluus.exe</path><vendor>PUP.Optional.CrossRider.A</vendor><action>success</action><hash>2c3ec4673249e84e974a9aa551af29d7</hash></file>
</items>
</mbam-log>
         

Shortcut Cleaner 1.3.3 by Lawrence Abrams (Grinler)
hxxp://www.bleepingcomputer.com/
Copyright 2008-2014 BleepingComputer.com
More Information about Shortcut Cleaner can be found at this link:
 hxxp://www.bleepingcomputer.com/download/shortcut-cleaner/

Windows Version: Windows 7 Professional Service Pack 1
Program started at: 04/20/2014 02:56:42 PM.

Scanning for registry hijacks:

 * No issues found in the Registry.

Searching for Hijacked Shortcuts:

Searching C:\Users\Matze\AppData\Roaming\Microsoft\Windows\Start Menu\

Searching C:\ProgramData\Microsoft\Windows\Start Menu\

Searching C:\Users\Matze\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\

Searching C:\Users\Public\Desktop\

Searching C:\Users\Matze\Desktop


0 bad shortcuts found.

Program finished at: 04/20/2014 02:56:44 PM
Execution time: 0 hours(s), 0 minute(s), and 2 seconds(s)