Removal instructions for Flash Video Downloader

Content is republished with permission from Malwarebytes.

What is Flash Video Downloader?

The Malwarebytes research team has determined that Flash Video Downloader is a browser hijacker. These so-called "hijackers" manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice. This one also displays advertisements.

How do I know if my computer is affected by Flash Video Downloader?

You may see these warnings:

and this Firefox add-on:

How did Flash Video Downloader get on my computer?

Browser hijackers use different methods for distributing themselves. This particular one was offered as a video downloader.

How do I remove Flash Video Downloader?

Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted program.

Please download Malwarebytes Anti-Malware to your desktop.
Double-click mbam-setup-version.exe and follow the prompts to install the program.
At the end, be sure a check-mark is placed next to the following:
- Enable free trial of Malwarebytes Anti-Malware Premium
- Launch Malwarebytes Anti-Malware
Then click Finish.
If an update is found, you will be prompted to download and install the latest version.
Once the program has loaded, select Scan Now. Or select the Threat Scan from the Scan menu.
When the scan is complete, make sure that all Threats are selected, and click Remove Selected.
Restart your computer when prompted to do so.

Is there anything else I need to do to get rid of Flash Video Downloader?

No, Malwarebytes' Anti-Malware removes Flash Video Downloader completely.

We hope our application and this guide have helped you eradicate this hijacker.

Technical details for experts

No visible signs in a HijackThis log

Possible signs in a FRST log:

HKCU\Software\Microsoft\Internet Explorer\Main,Start Page Redirect Cache = http://nl.msn.com/?rd=1&ucc=NL&dcc=NL&opt=0&ocid=iehp
 FF Extension: No Name - C:\Users\Malwarebytes\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\74979c91-c812-44d6-90e1-1ff0491351e5@e3e0c78c-dd15-4ac4-b6a0-08cad184bd23.com [Not Found]
 FF Extension: No Name - C:\Users\Malwarebytes\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\Extensions\[email protected] [2015-04-16]

Alterations made by the installer:

File system details  
---------------------------------------------
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]
       Adds the file chrome.manifest"="4/16/2015 4:09 PM, 1804 bytes, A
       Adds the file install.rdf"="4/16/2015 4:09 PM, 1665 bytes, A
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\chrome
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\components
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\defaults
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\modules
       Adds the file ad.js"="4/16/2015 4:09 PM, 1979 bytes, A
       Adds the file async.js"="4/16/2015 4:09 PM, 816 bytes, A
       Adds the file config.js"="4/16/2015 4:09 PM, 227 bytes, A
       Adds the file downloads.js"="4/16/2015 4:09 PM, 8629 bytes, A
       Adds the file misc.js"="4/16/2015 4:09 PM, 8357 bytes, A
       Adds the file settings.js"="4/16/2015 4:09 PM, 3862 bytes, A
       Adds the file superfish.js"="4/16/2015 4:09 PM, 42877 bytes, A
       Adds the file superfish_titles.txt"="4/16/2015 4:09 PM, 140588 bytes, A
       Adds the file welcome.js"="4/16/2015 4:09 PM, 5224 bytes, A
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\modules\ffmpeg
       Adds the file avcodec-55.dll"="4/16/2015 4:09 PM, 10146890 bytes, A
       Adds the file avfilter-3.dll"="4/16/2015 4:09 PM, 1158947 bytes, A
       Adds the file avformat-55.dll"="4/16/2015 4:09 PM, 2134348 bytes, A
       Adds the file avutil-52.dll"="4/16/2015 4:09 PM, 542107 bytes, A
       Adds the file ffmpeg.exe"="4/16/2015 4:09 PM, 428889 bytes, A
       Adds the file swresample-0.dll"="4/16/2015 4:09 PM, 159175 bytes, A
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\extensions\[email protected]\modules\ffmpeg\macos
       Adds the file ffmpeg"="4/16/2015 4:09 PM, 15144732 bytes, A
    Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\6qeoodjs.default-1401006518835\FVD Single
       Adds the file ad_signs.txt"="4/16/2015 4:10 PM, 233 bytes, A

Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malware
www.malwarebytes.org

Scan Date: 4/16/2015
Scan Time: 3:04:44 PM
Logfile: mbamFVD.txt
Administrator: Yes

Version: 2.01.0.1004
Malware Database: v2015.04.16.03
Rootkit Database: v2015.03.31.01
License: Free
Malware Protection: Disabled
Malicious Website Protection: Disabled
Self-protection: Disabled

OS: Windows 7 Service Pack 1
CPU: x86
File System: NTFS
User: Malwarebytes

Scan Type: Threat Scan
Result: Completed
Objects Scanned: 288515
Time Elapsed: 10 min, 38 sec

Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Enabled
PUM: Enabled

Processes: 0
(No malicious items detected)

Modules: 0
(No malicious items detected)

Registry Keys: 27
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdate.OneClickProcessLauncherMachine, Quarantined, [390ac9a42862cd694cb0cb8951b409f7], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdate.OneClickProcessLauncherMachine.1.0, Quarantined, [ee5581ec3d4dca6cad4f98bc9d682ed2], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoCreateAsync, Quarantined, [0142165721694de96499d28227de06fa], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoCreateAsync.1.0, Quarantined, [281b4b224347f3430df082d230d5e61a], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoreClass, Quarantined, [01422746cdbd37ffe31a094bc83d43bd], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoreClass.1, Quarantined, [c182d19c464401350af386ce0bfae61a], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoreMachineClass, Quarantined, [0f34f479d3b7ce68847979db5ea78977], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CoreMachineClass.1, Quarantined, [5ee592db61294bebb449da7aeb1ae11f], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CredentialDialogMachine, Quarantined, [380b88e55b2f2c0a738a144012f357a9], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.CredentialDialogMachine.1.0, Quarantined, [67dc1a53f991f83e9c6177dd22e3d42c], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassMachine, Quarantined, [a69d7df00486e74f2fce9fb506ff8c74], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassMachine.1.0, Quarantined, [2023ec810a8037ffd4294f05c93cd42c], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassMachineFallback, Quarantined, [02411f4eabdfd06658a585cf7a8b7b85], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassMachineFallback.1.0, Quarantined, [053e73faa8e21521bf3e0d475ea720e0], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassSvc, Quarantined, [9ea5c1acb4d61e18ed105ef611f47987], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.OnDemandCOMClassSvc.1.0, Quarantined, [a3a0e786404a2c0a0df0183c52b3d729], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.ProcessLauncher, Quarantined, [ef548fde4c3e1620fa031a3a58adbf41], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.ProcessLauncher.1.0, Quarantined, [d76c5e0fe5a51620f20ba4b065a0e020], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3COMClassService, Quarantined, [dc670964a1e9ed49ac51b3a1b1548a76], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3COMClassService.1.0, Quarantined, [7ac9ee7f5238c67015e864f048bd19e7], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebMachine, Quarantined, [8cb7195466242f07e815c094ad5854ac], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebMachine.1.0, Quarantined, [76cd1b52ff8b171fae4fc094f510d828], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebMachineFallback, Quarantined, [cb78224be2a87fb77f7e32223ec7738d], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebMachineFallback.1.0, Quarantined, [96ad26476c1ec5718d70b59f669f0000], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebSvc, Quarantined, [053ebbb2c5c50b2be6170a4a5fa65aa6], 
PUP.Optional.GlobalUpdate.A, HKLM\SOFTWARE\CLASSES\globalUpdateUpdate.Update3WebSvc.1.0, Quarantined, [0340fd70dcaec86e8a73f85c36cf37c9], 
PUP.Optional.GlobalUpdate.C, HKCU\SOFTWARE\GLOBALUPDATE\UPDATE\PROXY, Quarantined, [a49f7fee1a7052e482429b24cd3614ec], 

Registry Values: 2
PUP.Optional.GlobalUpdate.C, HKLM\SOFTWARE\GLOBALUPDATE\UPDATEDEV|AuCheckPeriodMs, 21600000, Quarantined, [85be26473654d85e1b10b807838005fb]
PUP.Optional.GlobalUpdate.C, HKCU\SOFTWARE\GLOBALUPDATE\UPDATE\PROXY|source, IE, Quarantined, [a49f7fee1a7052e482429b24cd3614ec]

Registry Data: 0
(No malicious items detected)

Folders: 0
(No malicious items detected)

Files: 0
(No malicious items detected)

Physical Sectors: 0
(No malicious items detected)


(end)

We recommend using the full version of Malwarebytes Anti-Malware.
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#1
Metallica

Posted 16 April 2015 - 09:02 AM

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