Blockandsurf Description

Blockandsurf is adware that claims to provide benefits to your PC, when its primary functions merely are to deliver new advertisements through your Web browser. Although Blockandsurf’s features aren’t risky enough to call for its classification as a threat, malware researchers may find adware like Blockandsurf connected to various Web-browsing security problems, including fake software updates and other hoaxes. You are entitled to make your individual value judgments about Blockandsurf’s worth, but using anti-adware software to remove Blockandsurf is encouraged as the safest choice for your Web browser.

The Adware that Gives More Problems Than It Blocks

Adware programs may claim to have other features besides advertisements that could be helpful to your browser, such as blocking third-party Web content. Blockandsurf, along with BlockUTubeAde, TUbeItAdBlockApp and other advertising software, is just such an add-on. However, as of the latest analyses, malware researchers have found Blockandsurf’s content-blocking features to be nonfunctional, while its other ‘features’ for displaying advertisements are entirely intact. The immediate drawbacks of installing Blockandsurf may be somewhat obvious, but Blockandsurf’s advertisements also may cause less than obvious problems in the following ways:
  • Advertisements from Blockandsurf display automatically and cannot be disabled through your browser’s settings. This risks exposing your browser to phishing attacks that collect classified information through fraud, or even scripted attacks that could install threats automatically.
  • Blockandsurf advertisements may harm your browser’s by increasing Web page loading times, causing stuttering or interfering with streaming content incidentally.
  • Since Blockandsurf’s advertisements are injected automatically, they may rearrange Web pages in ways that prevent you from accessing toolbars, buttons or other website interfaces that are needed for navigating through online content.

Even though all of these problems may be typical for most types of adware, they’re no more beneficial to your PC than they were when seen countless iterations ago.

Surfing Your Way out of Blockandsurf Advertisements

Even if Blockandsurf is not categorized as a threat and lacks any functions meant to harm you or your system deliberately, Blockandsurf is both an inconvenience to your browser and a potential danger to the rest of your computer.

» Learn more about SpyHunter's Spyware Detection Tool
and steps to uninstall SpyHunter.

Malware researchers find that there’s little to gain from allowing adware like Blockandsurf to display advertisements automatically, and deleting Blockandsurf always should be attempted as soon as possible after Blockandsurf is noticed. Rather than trying to avoid Blockandsurf’s advertisements, you should remove Blockandsurf, and the advertisements caused by Blockandsurf, with PC security products known for being able to handle adware and other Potentially Unwanted Programs, such as unwanted toolbars and browser hijackers.

The use of advertisements online is a double-edged one; although there lies potential in them for enormous profits, malware researchers and others often observe that they may coincide with significant security risks. To decide if the advertisements of any given add-on are or not trustworthy, examine its history, its distribution methods and, if necessary, trust in the scans of dependable brands of anti-malware tools that can uproot Blockandsurf and related troubles before they have an opportunity to create new issues.

Blockandsurf Automatic Detection Tool (Recommended)

Is your PC infected with Blockandsurf? To safely & quickly detect Blockandsurf we highly recommend you run the malware scanner listed below.

Technical Details

Registry Modifications

Tutorial: To edit and delete registry entries manually, read the tutorial on how to remove malicious registry entries.

Tip & Warning: Editing and removing the wrong registry keys can severely damage your PC, so remember to backup your Windows Registry! To optimize your Windows Registry and speed up your PC, download RegHunter's registry cleaner.
  • The following newly produced Registry Values are:
    HKEY..\..\..\..{RegistryKeys}SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures, value: BlockAndSurf Update.jobSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures, value: BlockAndSurf Update.job.fpSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures, value: BlockAndSurf_wd.jobSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures, value: BlockAndSurf_wd.job.fpSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tasks\{D0AA852D-C264-4E3D-933C-4C7A522BDC77}SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tasks\{D3A97C51-EF50-470C-9430-A49EC4417907}SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\BlockAndSurf UpdateSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\BlockAndSurf_wdSoftware\Microsoft\Windows\CurrentVersion\Run, value: BlockAndSurfSoftware\Mozilla\Firefox\Extensions, value: {e7042136-bd19-4c7e-b6e3-8a360fd2f2aa}Software\Mozilla\Firefox\Extensions, value: {7D28CEA6-D0D4-A51C-042D-40679BCF0219}SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D3EF7DD7-D040-0965-D2C3-A0ECE64E7E98}SYSTEM\ControlSet001\services\BlockAndSurfSYSTEM\ControlSet002\services\BlockAndSurfSYSTEM\ControlSet002\Services\{6fcd6092-9615-4f7f-8898-8df53980e5d2}Gw64SYSTEM\CurrentControlSet\services\BlockAndSurfSYSTEM\CurrentControlSet\Services\{6fcd6092-9615-4f7f-8898-8df53980e5d2}Gw64HKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}7C254469-94B8-E228-6C15-A4450201D0C4a079de78-417f-4725-9979-9c31feb60b08
  • The following CLSID's were detected:
    HKEY..\..\{CLSID Path} {D71A683E-C9E3-F804-9685-2A9D36B20547}{D3EF7DD7-D040-0965-D2C3-A0ECE64E7E98}{E450D36E-E8F2-2CDA-2DAE-94526D16155A}
Posted: March 17, 2014 | By
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Threat Metric
Threat Level: 2/10
Detection Count: 480,667

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