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Trezaa Ads

Posted: January 25, 2016

Threat Metric

Ranking: 16,583
Threat Level: 2/10
Infected PCs: 6,183
First Seen: January 25, 2016
Last Seen: January 6, 2025
OS(es) Affected: Windows

Trezaa is an add-on that may benefit its creators far more than PC users. Trezaa is a typical adware that may fill the Web clients with many commercial materials in various formats. After the installation of Trezaa, you may notice pop-ups, banners, interstitial ads, in-text ads and even video materials during your surfing sessions. The developers of Trezaa assure that the coupons, discounts, and a price comparison widget will improve your online shopping. According to them, you will find many new shopping sites that offer cheap products. The ads may indeed transfer you to pages that you have never heard of, but it may not be a real reason for joy. Some of the promoted sites may be unreliable or misleading. Others may be legit, but it is unlikely for small and unknown e-commerce platforms to offer cheaper products that the established shopping pages. You should be careful because it is possible for some ads to be corrupt. For example, they may lead to threatening or fraudulent domains designed to harm you. The developers of Trezaa promote their partners in exchange for referral commissions. They claim that over 12 million people have installed their products, but this number is highly exaggerated to deceive you. If you download some freeware and install it without paying the necessary attention to details, then Trezaa also may enter silently. The adware is cross-compatible, meaning it can work just as well on Google Chrome, Mozilla Firefox or Internet Explorer. Unfortunately, it also may mean that you will see the same commercial materials no matter which browser you launch. The ads by Trezaa may be very annoying, especially when you take in mind that they may worsen the performance of the Internet clients. After the adware attaches to the browsers, you may need professional help to delete it.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



%ALLUSERSPROFILE%\TrezaaSetupx30039.msi File name: TrezaaSetupx30039.msi
Size: 1.13 MB (1134080 bytes)
MD5: 95853bc6de217c816d24dce89b92941f
Detection count: 902
File type: Windows Installer Package
Mime Type: unknown/msi
Path: %ALLUSERSPROFILE%\TrezaaSetupx30039.msi
Group: Malware file
Last Updated: August 4, 2023

Registry Modifications

The following newly produced Registry Values are:

Regexp file mask%WINDIR%\System32\Tasks\Trezaa SchedulerHKEY..\..\..\..{RegistryKeys}SOFTWARE\Classes\Installer\Features\53B6B924D0232F14AAE7B6013D06551ASOFTWARE\Classes\Installer\Products\53B6B924D0232F14AAE7B6013D06551ASOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\Trezaa SchedulerSoftware\Microsoft\Windows\CurrentVersion\Run\TrezaaSOFTWARE\TrezaaSOFTWARE\Wow6432Node\Microsoft\Tracing\Trezaa_RASAPI32SOFTWARE\Wow6432Node\Microsoft\Tracing\Trezaa_RASMANCSSOFTWARE\Wow6432Node\TrezaaSYSTEM\ControlSet001\services\TrezaaServiceSYSTEM\ControlSet002\services\TrezaaServiceSYSTEM\CurrentControlSet\services\TrezaaServiceHKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}{429B6B35-320D-41F2-AA7E-6B10D36055A1}

Additional Information

The following directories were created:
%ALLUSERSPROFILE%\Trezaa%PROGRAMFILES%\Trezaa%PROGRAMFILES(x86)%\Trezaa
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