widevinecdmadapter.dll is loaded as dynamic link library that runs in the context of the Google Chrome web browser. It is installed with a couple of know programs including Google Chrome Frame published by Google Inc, Google Chrome Frame from Google Inc and Google Chrome Frame by Google Inc. The file is digitally signed by Google Inc which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Windows 7 Home Premium (6.1.7601.65536).
This is why you see that notification when you are starting Chrome.
§ On the Dashboard, click the 'Update Now >>' link.
§ After the update completes, on Settings tab, set under Detection and Protection next options:
1. 'Scan for rootkits';
2. Non-Malware Protection, for 'PUP detections', check, 'Threat detections as malware' option.
§ Return to Dashboard, click the Scan Now >> button.
§ A Threat Scan will begin.
§ When the scan is complete, if there have been detections, click Apply Actions to allow MBAM to clean what was detected.
§ In most cases, a restart will be required.
§ Wait for the prompt to restart the computer to appear, than click on Yes.
§ After the restart once you are back at your desktop, open MBAM once more.
§ Click on the History tab > Application Logs.
§ Double click on the Scan Log which shows the Date and time of the scan just performed.
§ Click 'Export'.
§ Click 'Copy to Clipboard'
§ Paste the contents of the clipboard into your reply.
Please download AdwCleaner by Xplode onto your desktop.
§ Close all open programs and internet browsers.
§ Double click on adwcleaner.exe to run the tool.
§ In EULA window click I agree.
§ In Options uncheck Reset Winsock settings.
§ Click on Scan button.
§ When the scan has finished click on Cleaning button.
§ Your computer will be rebooted automatically. A text file will open after the restart.
§ Please post the contents of that logfile with your next reply.
§ You can find the logfile at C:\AdwCleaner[C1].txt as well.
Please download Junkware Removal Tool to your desktop.
§ Shut down your protection software now to avoid potential conflicts.
§ Run the tool by double-clicking it. If you are using Windows Vista, 7, 8 or 10; instead of double-clicking, right-mouse click JRT.exe and select "Run as Administrator".
§ The tool will open and start scanning your system.
§ Please be patient as this can take a while to complete depending on your system's specifications.
§ On completion, a log (JRT.txt) is saved to your desktop and will automatically open.
§ Post the contents of JRT.txt into your next message.