Windows 10: Malware has completely disabled Windows Defender in PC

Discus and support Malware has completely disabled Windows Defender in PC in AntiVirus, Firewalls and System Security to solve the problem; My Windows Defender has suddenly stopped working. It is not being shown only on the Search option in the PC. On opening Windows Security, it is showing... Discussion in 'AntiVirus, Firewalls and System Security' started by Nimesh07, Mar 28, 2021.

  1. Nimesh07 Win User

    Malware has completely disabled Windows Defender in PC


    My Windows Defender has suddenly stopped working. It is not being shown only on the Search option in the PC. On opening Windows Security, it is showing a blank page. I searched for 'Quick Scan' and opened the quick scan page, but the quick scan is also not working. It is giving me the option to scan though but it is not scanning. Other all options are disabled and a message saying 'The Setting is managed by your Administrator.' I have tried all kinds of things given online but it wont help. Also there is no Service Provider being shown on Windows Security.

    I saw this post having a lot of answers but none of this worked for me.

    https://answers.microsoft.com/en-us/protect/forum/protect_defender-protect_start/problems-starting-windows-defender-in-windows/808253bb-db89-4db9-a4e5-1c91a86489e9

    1 Security Center service is not giving me the option to restart Point 6

    2 Not able to Delete conflicting Registry Entry Point 7

    Malware has completely disabled Windows Defender in PC 7137cec2-076c-464e-b466-76fb03b29190?upload=true.png Malware has completely disabled Windows Defender in PC bbe7d641-2fdc-45dc-83cc-1161e9eacb3d?upload=true.png Malware has completely disabled Windows Defender in PC 7efcb536-5b6d-4aa9-bd79-528ee7e0336b?upload=true.png Malware has completely disabled Windows Defender in PC ff4c95b7-6a70-419a-ab62-753e389fc5a8?upload=true.png

    :)
     
    Nimesh07, Mar 28, 2021
    #1
  2. Jaune Bel Win User

    Windows Defender was permanently disabled by a malware

    Hi Robbie,

    You would have to remove the malware first before you can turn on the Windows Defender again. You can use the

    Malicious Software Removal Tool
    to eliminate the malware that entered your PC. Once you have removed it, you can turn Windows Defender on. You can refer to the below steps to turn on the Windows Defender:

    • Select the Start button.
    • Click Settings, then select Update & Security.
    • Click Turn on Windows Defender.

    To know more on how to protect your PC with Windows Defender, refer to this
    link
    .

    Let us know how it goes.
     
    Jaune Bel, Mar 28, 2021
    #2
  3. Windows Defender Fails Malware Test

    Naw... I'll just stick by Windows Server 2003 SP #1 fully hotfix patched (& current on that note), for now @ least, & doing what I do, to get THIS kind of security analysis score:


    Malware has completely disabled Windows Defender in PC APKBelarcAdvisor5of10ScoreBETTERThan417Before.jpg


    I never suck in virus' either! The 2 the times I thought I did, the past 15 years now? They were my own fault (running 2 antivirus once, & another I don't know WHAT caused it, or I can't recall specifics anymore) in "false positives"!

    Ever since I started implementing a BOAT LOAD of things ANYONE can do, if they take 45 min. - 1 hr. running, or doing:

    • BELARC advisor
    • Using some security & speed oriented .reg file hacks
    • gpedit.msc (altering various policies for better security)
    • secpol.msc (hardening default security policies)
    • lusrmgr.msc (hardening default userrights)
    • regedit.exe (registry hive ACL rights)
    • explorer.exe (NTFS rights)
    • Turning off java/javascript & ActiveX/ActiveScripting in browsers
    • Using Tcp/IP ports filtrating (easy to do in IP properties)
    • Turning off Services I do NOT use that may have holes
    • AntiVirus (AntiVir, NOD32, AVG, or Norton Corporate 10.2 edition (my favs @ least - I keep 1 resident, & one other as a 2nd opinion))
    • AntiSpyware program (I like AdAware & SpyBot + use both, 2nd opinion stuff again)
    • SEVERAL AntiRootkit programs (GMER, AVG, BitDefender, BlackLight, Rootkit Buster, Rootkit Revealer, AntiRootKit, Rootkit Hook Analyzer, Sophos - all many doctors opinions from what I feel IS the biggest threat out there now, rootkits)
    • + using a hardware NAT firewall in combination w/ a software firewall (ZoneAlarm used to be good, & the native Windows firewall isn't bad, except for noting outgoing packets)
    • Keeping up on Microsoft security patches to the OS & programs from them I use
    • Being SMART about not opening email attachments & also using TEXT or RTF as my email reading format too
    • After trimming services I do NOT use (& even the ones I don't as well, set disabled or not), I secure them ALL, per this thread:
    Securing Windows 2000/XP/Server 2003 services HOW TO

    • Using adbanner blocking HOSTS files (adbanners have been found to hold malicious code more than a few times the past 4-5 years now mind you)
    *HARD TO BELIEVE ON THAT NOTE OF ADBANNERS HOUSING MALWARES IN SCRIPT & MORE?

    CHECK THIS, DATED TODAY 02/21/2007:

    Microsoft apologises for serving malware

    APC's April issue is on sale now! | TechRadar

    *Smile Malware has completely disabled Windows Defender in PC :)

    * YOU DO ALL OF THAT? Yes, You CAN be safe online & use Windows, just takes a bit of work... 1 hr. implementing it all, & maybe another 1/2 hr. testing it (like when you secure services - I did a BIG list, but not every possible service under the sun, because I have not run them ALL!)

    MS ships their Operating Systems 'generic' enough to run on anything FULL FUNCTION, right outta the box... this can be its 'problem' too!

    APK

    P.S.=> Funny thing is though, I don't think we'll EVER be "110% solid secure" unless we go OFFLINE... @ least not for another 5 yrs. or so & then I think we'll be REALLY close @ least!

    Microsoft's taking the RIGHT steps, in the RIGHT direction in their apps & OS, & so are other vendors too... this is a GREAT trend!

    Heck - funny thing is? Snort turned up a security hole the other day... a program you CAN use to defend yourself... mistakes & oversights get made is all, still now even.

    Today? It's the "Wild West" still, not as bad as it used to be in the earlier days/decades, but still 'risky' to an extent... still in the Stone Age guys, you'll miss these days, when they are gone... apk
     
    Alec§taar, Mar 28, 2021
    #3
  4. Malware has completely disabled Windows Defender in PC

    Windows Defender Fails Malware Test

    Microsoft’s very own antivirus software, Windows Live OneCare, was recently found to be failing Vista users, and now the same has been discovered for its free anti-spyware application. In tests carried out by Australian company Enex Testlab, Windows Defender struggled to detect just half of the malware which it was tested with, with the quick scan finding missing most of the malware and the full scan finding only 53.3%. It would be best to note that the test was financed by competing company PC Tools, which claims the test was unbiased, although the winning software (detecting 88.7% of malware) was PC Tools’ very own Spyware Doctor. Windows Defender was released as a final version in October 2006, so it is relatively new and of course (being free) costs less than Spyware Doctor.

    Source: Techworld.com
     
    Jimmy 2004, Mar 28, 2021
    #4
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Malware has completely disabled Windows Defender in PC

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