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Tag Archives: Defender
Turn off Defender in Windows with symbolic links
[German]Symbolic links allow to disable Defender as antivirus protection under Windows without disabling features like Tamper Protection. The approach simply lets Defender run into the woods during scanning, because the virus scanner is redirected to other folders. I came across … Continue reading
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Microsoft Defender for Endpoint Plan 1
[German]Ransomware is the biggest threat to businesses – and smaller companies in particular often lack the resources for a security solution. Microsoft has therefore introduced a new subscription for its antivirus solution Microsoft Defender for Endpoint. The so-called Plan 1 … Continue reading
Windows Server 2019: VM dops BSOD due to Windows Defender
[German]German blog reader Carsten W. has already pointed out to me a few days ago a problem that was bothering him a bit. A virtual machine with Windows Server 2019 running under VMware ESX had gone bye-bye with a blue … Continue reading
Windows 8.1/Server 2012 R2: KB5003681 blocks Defender real-time protection (Error 0x800705b4)
[German]After installing the June 2021 security update KB5003681 (Security Only Quality), some users are finding that Windows Defender’s real-time protection no longer opens on Windows 8.1 and Windows Server 2012 R2. After uninstalling the update, everything works again. However, there … Continue reading
Microsoft Defender floods Windows system drive with files (May 2021)
[German]Quick question to see if any of you are affected. Microsoft Defender, which is included by default in Windows, seems to have been running amok for a few hours now, creating and leaving thousands of files on Windows servers (and … Continue reading
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Microsoft Defender blocks crypto-jacking attempts
[German]Microsoft has added functionality to its Microsoft Defender for Endpoint to detect and eliminate attacks from crypto miners on protected systems. This uses Intel Threat Detection technology on Intel Core processors and the Intel vPro platform. Advertising
Microsoft Defender automatically mitigates CVE-2021-26855 on Exchange Server
[German]Microsoft is taking the next step in securing on-premises Exchange installations. Microsoft Defender not only detects infections of a system as a result of the ProxyLogon vulnerabilities. The virus scanner can also automatically detect a vulnerable system and closes the … Continue reading
Microsoft closes 12-year-old vulnerability CVE-2021-24092 in Defender (Feb. 9, 2021)
[German]On patchday (February 9, 2021), Microsoft also fixed the CVE-2021-24092 vulnerability in Defender, which has probably existed for at least 12 years. This allows an attacker to elevate privileges under Windows, and this without the user’s intervention. However, there is … Continue reading
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Microsoft Defender ATP quarantined Chrome Update as PHP-Backdoor
[German]According to reports from administrators, Microsoft Defender ATP seems to have incorrectly classified the latest 88 version updates of the Google Chrome browser as malware and quarantined them. However, the problem is now said to have been fixed by a … Continue reading
Windows 8.1 Pro: Defender triggers alarm after installing KB4580347
[German]Does the monthly security quality rollup for Windows 8.1 KB4580347 trigger a false alarm for Windows Defender? A German blog reader told me that a few days ago by mail. Advertising
