- MalwareBytes: niets gevonden.
- EtreCheck: zie hieronder.
Alvast dank voor de reactie.
===========
EtreCheck version: 2.7.7 (237)
Report generated 2016-03-18 18:34:09
Download EtreCheck from http://etrecheck.com
Runtime 3:20
Performance: Good
Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.
Problem: Apps are crashing
Description:
Safari hangs sometimes on Facebook
Hardware Information: ⓘ
    iMac (27-inch, Late 2009) 
    [Technical Specifications] - [User Guide] - [Warranty & Service]
    iMac - model: iMac10,1
    1 3,06 GHz Intel Core 2 Duo CPU: 2-core
    12 GB RAM Upgradeable - [Instructions]
        BANK 0/DIMM0
            4 GB DDR3 1067 MHz ok
        BANK 1/DIMM0
            4 GB DDR3 1067 MHz ok
        BANK 0/DIMM1
            2 GB DDR3 1067 MHz ok
        BANK 1/DIMM1
            2 GB DDR3 1067 MHz ok
    Bluetooth: Old - Handoff/Airdrop2 not supported
    Wireless:  en1: 802.11 a/b/g/n
Video Information: ⓘ
    ATI Radeon HD 4670 - VRAM: 256 MB
        iMac 1920 x 1080
System Software: ⓘ
    OS X El Capitan 10.11.3 (15D21) - Time since boot: less than an hour
Disk Information: ⓘ
    WDC WD1001FALS-40U9B0 disk0 : (1 TB) (Rotational)
        EFI (disk0s1) <not mounted> : 210 MB 
        +++- (disk0s2) / : 999.35 GB (762.41 GB free)
        Recovery HD (disk0s3) <not mounted>  [Recovery]: 650 MB 
    HL-DT-ST DVDRW  GA11N   ()
USB Information: ⓘ
    Logitech USB Optical Mouse 
    Apple Inc. BRCM2046 Hub 
        Apple Inc. Bluetooth USB Host Controller 
    Apple Computer, Inc. IR Receiver 
    Apple, Inc. Keyboard Hub 
        Apple, Inc Apple Keyboard 
    Apple Inc. Built-in iSight 
Configuration files: ⓘ
    /etc/sudoers, File size 1269 but expected 2299
Gatekeeper: ⓘ
    Mac App Store and identified developers
Kernel Extensions: ⓘ
        /Applications/Toast 10 Titanium/Toast Titanium.app
    [not loaded]    com.roxio.BluRaySupport (1.1.6) [Support]
    [not loaded]    com.roxio.TDIXController (1.7) [Support]
        /Incompatible Software/Parallels Service.app
    [not loaded]    com.parallels.kext.prl_hid_hook (5.0 9308.543312) [Support]
    [not loaded]    com.parallels.kext.prl_hypervisor (5.0 9308.543312) [Support]
    [not loaded]    com.parallels.kext.prl_netbridge (5.0 9308.543312) [Support]
    [not loaded]    com.parallels.kext.prl_usb_connect (5.0 9308.543312) [Support]
    [not loaded]    com.parallels.kext.prl_vnic (5.0 9308.543312) [Support]
        /System/Library/Extensions
    [not loaded]    com.Belcarra.iokit.USBLAN_netpart (2.0.2) [Support]
    [not loaded]    com.Belcarra.iokit.USBLAN_usbpart (2.0.2) [Support]
    [not loaded]    com.RemoteControl.USBLAN.usbpart (2.0.6) [Support]
    [not loaded]    com.joshuawise.kexts.HoRNDIS (6 - SDK 10.6) [Support]
    [loaded]    com.rogueamoeba.HermesAudio (4.2.0 - SDK 10.6) [Support]
    [not loaded]    com.rogueamoeba.InstantOn (5.0.2 - SDK 10.6) [Support]
    [not loaded]    com.tomtom.driver.UsbEthernetGadget (1.0.0d1) [Support]
        /System/Library/Extensions/Belcarra.USBLAN_netpart.kext/Contents/PlugIns
    [not loaded]    com.belcarra.iokit.netpart.panther (1.6.1) [Support]
        /System/Library/Extensions/Belcarra.USBLAN_usbpart.kext/Contents/PlugIns
    [not loaded]    com.belcarra.iokit.usbpart.panther (1.6.1) [Support]
        /System/Library/Extensions/RemoteControl.USBLAN_usbpart.kext/Contents/PlugIns
    [not loaded]    com.RemoteControl.USBLAN.panther (1.6.1) [Support]
Startup Items: ⓘ
    ParallelsDesktopTransporter: Path: /Library/StartupItems/ParallelsDesktopTransporter
    Startup items are obsolete in OS X Yosemite
Launch Agents: ⓘ
    [loaded]    com.google.keystone.agent.plist [Support]
    [loaded]    com.teamviewer.teamviewer.plist [Support]
    [loaded]    com.teamviewer.teamviewer_desktop.plist [Support]
Launch Daemons: ⓘ
    [loaded]    com.adobe.fpsaud.plist [Support]
    [running]    com.fitbit.galileod.plist [Support]
    [loaded]    com.google.keystone.daemon.plist [Support]
    [loaded]    com.malwarebytes.MBAMHelperTool.plist [Support]
    [running]    com.prey.agent.plist [Support]
    [loaded]    com.teamviewer.teamviewer_service.plist [Support]
User Launch Agents: ⓘ
    [loaded]    com.adobe.ARM.[...].plist [Support]
    [running]    com.spotify.webhelper.plist [Support]
    [running]    com.vladalexa.MagicPrefs.plist [Support]
    [running]    ws.agile.1PasswordAgent.plist [Support]
User Login Items: ⓘ
    iTunesHelper    UNKNOWN  (missing value)
    iTunes    Application  (/Applications/iTunes.app)
    Mail    Application  (/Applications/Mail.app)
    Dropbox    Application  (/Applications/Dropbox.app)
    Safari    Application  (/Applications/Safari.app)
    MagicPrefs    Application  (/Applications/MagicPrefs.app)
    FlowSync    Application  (/Applications/FlowSync.app)
Other Apps: ⓘ
    [running]    2BUA8C4S2C.com.agilebits.onepassword4-helper
    [running]    com.apple.xpc.launchd.oneshot.0x10000004.Sonos
    [running]    com.apple.xpc.launchd.oneshot.0x10000006.FlowSync
    [running]    com.apple.xpc.launchd.oneshot.0x10000007.ChartMaestro
    [running]    com.etresoft.EtreCheck.289632
    [running]    com.getdropbox.dropbox.86432
    [running]    com.malwarebytes.antimalware.186912
    [loaded]    com.vladalexa.MagicPrefs.58592
    [running]    com.vladalexa.MagicPrefs.MagicPrefsPlugins.99872
    [loaded]    fi.polar.FlowSync.294752
    [running]    jp.co.canon.cijscannerregister.92832
Internet Plug-ins: ⓘ
    Unity Web Player: Version: UnityPlayer version 4.5.4f2 - SDK 10.6 [Support]
    Default Browser: Version: 601 - SDK 10.11
    Flip4Mac WMV Plugin: Version: 2.3.8.1 [Support]
    OfficeLiveBrowserPlugin: Version: 12.2.0 [Support]
    Silverlight: Version: 5.1.30514.0 - SDK 10.6 [Support]
    FlashPlayer-10.6: Version: 21.0.0.182 - SDK 10.6 [Support]
    WidevineMediaOptimizer: Version: 6.0.0.12757 - SDK 10.7 [Support]
    QuickTime Plugin: Version: 7.7.3
    Flash Player: Version: 21.0.0.182 - SDK 10.6 [Support]
    iPhotoPhotocast: Version: 7.0
    AdobePDFViewer: Version: 9.5.5 [Support]
    JavaAppletPlugin: Version: 15.0.1 - SDK 10.11 Check version
Safari Extensions: ⓘ
    1Password
    1Password (beta)
3rd Party Preference Panes: ⓘ
    Flash Player  [Support]
    Flip4Mac WMV  [Support]
    MacFUSE  [Support]
    MagicPrefs  [Support]
    Perian  [Support]
Time Machine: ⓘ
    Skip System Files: NO
    Mobile backups: OFF
    Auto backup: YES
    Volumes being backed up:
        +++-: Disk size: 999.35 GB Disk used: 236.94 GB
    Destinations:
        Hans Winkelman's Time Capsu [Network] 
        Total size: 997.71 GB 
        Total number of backups: 41 
        Oldest backup: 30-01-16 16:00 
        Last backup: 18-03-16 17:29 
        Size of backup disk: Adequate
            Backup size 997.71 GB > (Disk used 236.94 GB X 3)
Top Processes by CPU: ⓘ
        11%    backupd
         4%    FlowSync
         4%    WindowServer
         1%    kernel_task
         1%    Dock
Top Processes by Memory: ⓘ
    1.03 GB    com.apple.WebKit.WebContent(7)
    872 MB    kernel_task
    221 MB    mds_stores
    184 MB    Safari
    172 MB    iTunes
Virtual Memory Information: ⓘ
    6.67 GB    Free RAM 
    5.33 GB    Used RAM (1.98 GB Cached)
    0 B    Swap Used 
Diagnostics Information: ⓘ
    Mar 18, 2016, 05:42:45 PM    Self test - passed