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How to uninstall GuideRecord adware

Also Known As: Ads by GuideRecord
Type: Mac Virus
Damage level: Medium

What is GuideRecord?

GuideRecord serves advertisements, modifies browser settings and possibly collects browsing details (and other) data. Therefore, this app functions as adware and as a browser hijacker. People mostly download and install apps such as GuideRecord inadvertently and, therefore, they are classified as potentially unwanted applications (PUAs).

Note that GuideRecord is distributed by disguising its installer as the installer for Adobe Flash Player.

GuideRecord adware

Some examples of ads that applications such as GuideRecord serve include banners, coupons, surveys, and pop-ups. Note that these ads can promote (open) dubious websites and, in some cases, start download/installation of PUAs by executing certain scripts.

GuideRecord functions as an adware-type app and also as a browser hijacker - it assigns browser settings such as the default search engine, homepage, and new tab to the address of a fake search engine. Typically, fake search engines provide results generated by other (usually legitimate) search engines, however, sometimes they generate results that can include links to potentially malicious sites.

Typically, addresses of fake search engines can be removed from browser settings only when the browser hijackers that promote them are no longer installed on the browsers.

Additionally, it is likely that GuideRecord collects details relating to users' browsing activities. For example, IP addresses, geolocations, entered search queries, addresses of visited websites or even more personal, sensitive details. In such cases, developers might sell recorded data to third parties (potentially, cyber criminals) or they could misuse it to generate revenue in other ways.

Users might then become victims of identity theft, experience problems relating to browsing safety, online privacy, and encounter other issues.

Threat Summary:
Name Ads by GuideRecord
Threat Type Adware, Mac malware, Mac virus.
Detection Names Avast (Adware.MAC.AdLoad.ACH), BitDefender (Adware.MAC.AdLoad.ACH), ESET-NOD32 (A Variant Of OSX/TrojanDownloader.Adload.AE), Kaspersky (Not-a-virus:HEUR:AdWare.OSX.Cimpli.m), Full List (VirusTotal).
Additional Information This application belongs to the Adload malware family.
Symptoms Your Mac becomes slower than normal, you see unwanted pop-up ads, you are redirected to dubious websites.
Distribution methods Deceptive pop-up ads, free software installers (bundling), fake Flash Player installers, torrent file downloads.
Damage Internet browser tracking (potential privacy issues), display of unwanted ads, redirects to dubious websites, loss of private information.
Malware Removal (Mac)

To eliminate possible malware infections, scan your Mac with legitimate antivirus software. Our security researchers recommend using Combo Cleaner.
▼ Download Combo Cleaner for Mac
To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

CleanParameter and TrustedAnalog are examples of apps that are similar to GuideRecord. Usually, ad-supported apps generate revenue for developers by deploying advertisements, however, they commonly promote fake search engines and gather data as well.

To summarize, apps such as GuideRecord are useless to regular users and should never be downloaded or installed.

How did GuideRecord install on my computer?

GuideRecord is distributed via a deceptive installer, which has similar appearance to the installer for Adobe Flash Player. Commonly, these bogus installers are used to distribute PUAs and malicious software such as Trojans, ransomware.

Sometimes, users inadvertently download and install unwanted apps via deceptive advertisements - they click ads that cause unwanted download/installations by executing certain scripts.

Unwanted downloads and installations also occur during download/installation of other programs. I.e., when PUAs are included into the set-ups as 'extra offers'. This PUA distribution method of PUAs is called "bundling".

Typically, offers to download and install these additional apps can be declined via "Custom", "Advanced" or other settings, or by unticking certain checkboxes within the set-ups. When users download and install programs without making these checks and changes, they often allow PUAs to infiltrate.

How to avoid installation of potentially unwanted applications

Download software and files from official websites and via direct links. It is not safe to use torrent clients, eMule (or other Peer-to-Peer networks), third party downloaders, unofficial websites or other sources of this kind.

Avoid third party installers. Check "Advanced", "Custom" and other settings, and decline offers to download or install unwanted software. Do not click ads that are displayed on dubious websites, since they can open other untrusted websites or even cause unwanted downloads and installations.

Remove any unwanted, suspicious applications (extensions, add-ons, and plug-ins) that are installed on the browser. The same should be applied to programs of this kind that are installed on the operating system.

If your computer is already infected with GuideRecord, we recommend running a scan with Combo Cleaner Antivirus for macOS to automatically eliminate this adware.

Pop-up window displayed when GuideRecord adware is installed:

GuideRecord adware warning pop-up

Text presented in this pop-up:

"GuideRecordd" will damage your computer.

This file was downloaded on an unknown date.

 

OK

Show in Finder

Fake/deceptive installer used to distribute GuideRecord (first installation step):

guiderecord adware installer step1

Fake/deceptive installer used to distribute GuideRecord (second installation step):

guiderecord adware installer step2

Files related to GuideRecord adware that need to be removed:

  • ~/Library/Application Support/.[random_string]/Services/com.GuideRecord.service.app
  • ~/Library/LaunchAgents/com.GuideRecord.service.plist
  • /Library/Application Support/.[random_string]/System/com.GuideRecord.system
  • /Library/LaunchDaemons/com.GuideRecord.system.plist

IMPORTANT NOTE! In some cases malicious applications like TrustedAnalog alter system proxy settings, thereby causing unwanted redirects to a variety of dubious websites.

The redirects are likely to remain even after removing the application itself. Thus, you must restore them manually.

Step 1: Click on the gear icon in the Dock to navigate to the system settings. If the icon is not present in the Dock, you can find it in the Launchpad.

Changing proxy settings - navigate to the system settings

Step 2: Navigate to the Network settings.

Changing proxy settings - navigate to the network settings

Step 3: Select the connected network and click "Advanced...".

Changing proxy settings - select the connected network and click Advanced...

Step 4: Click on the "Proxies" tab and untick all the protocols. You should also set the settings of each protocol to default - "*.local, 169.254/16".

Changing proxy settings - untick all the options and set their settings to default

Instant automatic Mac malware removal: Manual threat removal might be a lengthy and complicated process that requires advanced IT skills. Combo Cleaner is a professional automatic malware removal tool that is recommended to get rid of Mac malware. Download it by clicking the button below:
▼ DOWNLOAD Combo Cleaner for Mac By downloading any software listed on this website you agree to our Privacy Policy and Terms of Use. To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Quick menu:

Video showing how to remove GuideRecord adware using Combo Cleaner:

GuideRecord adware removal:

Remove GuideRecord-related potentially unwanted applications from your "Applications" folder:

mac browser hijacker removal from applications folder

Click the Finder icon. In the Finder window, select "Applications". In the applications folder, look for "MPlayerX", "NicePlayer", or other suspicious applications and drag them to the Trash. After removing the potentially unwanted application(s) that cause online ads, scan your Mac for any remaining unwanted components.

Remove adware-related files and folders

Mac Go To Folder step

Click the Finder icon, from the menu bar. Choose Go, and click Go to Folder...

Mac removing related files and folders - step 1Check for adware generated files in the /Library/LaunchAgents/ folder:

Mac go to /Library/LaunchAgents - step 1

In the Go to Folder... bar, type: /Library/LaunchAgents/

Mac go to /Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 2Check for adware generated files in the ~/Library/Application Support/ folder:

Mac go to /Library/Application Support - step 1

In the Go to Folder... bar, type: ~/Library/Application Support/

Mac go to /Library/Application Support - step 2

In the "Application Support" folder, look for any recently-added suspicious folders. For example, "MplayerX" or "NicePlayer", and move these folders to the Trash.

Mac removing related files and folders - step 3Check for adware generated files in the ~/Library/LaunchAgents/ folder:

Mac go to ~/Library/LaunchAgents - step 1

In the Go to Folder... bar, type: ~/Library/LaunchAgents/

Mac go to ~/Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 4Check for adware generated files in the /Library/LaunchDaemons/ folder:

Mac go to /Library/LaunchDaemons - step 1

In the "Go to Folder..." bar, type: /Library/LaunchDaemons/

Mac go to /Library/LaunchDaemons - step 2

In the "LaunchDaemons" folder, look for recently-added suspicious files. For example "com.aoudad.net-preferences.plist", "com.myppes.net-preferences.plist", "com.kuklorest.net-preferences.plist", "com.avickUpd.plist", etc., and move them to the Trash.

Mac removing malware related files and folders - step 5Scan your Mac with Combo Cleaner:

If you have followed all the steps correctly, your Mac should be clean of infections. To ensure your system is not infected, run a scan with Combo Cleaner Antivirus. Download it HERE. After downloading the file, double click combocleaner.dmg installer. In the opened window, drag and drop the Combo Cleaner icon on top of the Applications icon. Now open your launchpad and click on the Combo Cleaner icon. Wait until Combo Cleaner updates its virus definition database and click the "Start Combo Scan" button.

Mac remove malware with Combo Cleaner - step 1

Combo Cleaner will scan your Mac for malware infections. If the antivirus scan displays "no threats found" - this means that you can continue with the removal guide; otherwise, it's recommended to remove any found infections before continuing.

Mac remove malware with Combo Cleaner - step 2

After removing files and folders generated by the adware, continue to remove rogue extensions from your Internet browsers.

Remove malicious extensions from Internet browsers

Safari iconRemove malicious Safari extensions:

Removal of malicious extensions in Safari - step 1

Open the Safari browser, from the menu bar, select "Safari" and click "Preferences...".

Removal of malicious extensions in Safari - step 2

In the preferences window, select "Extensions" and look for any recently-installed suspicious extensions. When located, click the "Uninstall" button next to it/them. Note that you can safely uninstall all extensions from your Safari browser - none are crucial for regular browser operation.

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Safari.

Google Chrome logoRemove malicious extensions from Google Chrome:

Removal of malicious extensions in Google Chrome - step 1

Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "More Tools" and click "Extensions". Locate all recently-installed suspicious extensions, select these entries and click "Remove".

Removal of malicious extensions in Google Chrome - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Google Chrome.

Mozilla Firefox logoRemove malicious extensions from Mozilla Firefox:

Removal of malicious extensions in Mozilla Firefox - step 1

Click the Firefox menu firefox menu icon (at the top right corner of the main window) and select "Add-ons and themes". Click "Extensions", in the opened window locate all recently-installed suspicious extensions, click on the three dots and then click "Remove".

Removal of malicious extensions in Mozilla Firefox - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Mozilla Firefox.

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About the author:

Tomas Meskauskas

Tomas Meskauskas - expert security researcher, professional malware analyst.

I am passionate about computer security and technology. I have an experience of over 10 years working in various companies related to computer technical issue solving and Internet security. I have been working as an author and editor for pcrisk.com since 2010. Follow me on Twitter and LinkedIn to stay informed about the latest online security threats. Contact Tomas Meskauskas.

PCrisk security portal is brought by a company RCS LT. Joined forces of security researchers help educate computer users about the latest online security threats. More information about the company RCS LT.

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Malware activity

Global malware activity level today:

Medium threat activity

Increased attack rate of infections detected within the last 24 hours.

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To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.