Tag Archives: Defender

Microsoft warns of (fixed) Defender spoofing vulnerability

Microsoft has sent a security alert by mail as of 30 March 2022, with a warning about a the vulnerability CVE-2022-23278. This is a spoofing vulnerability in Microsoft Defender for Endpoint, which has already been closed in Android and iOS … Continue reading

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Microsoft Defender falsely detected Office updates as ransomware activity (03/16/2022)

[German]It looks like a classic false positive that Microsoft Defender pulled yesterday (Wednesday, March 16, 2022). If you suddenly had Microsoft Office updates quarantined as ransomware on your systems, you were affected by this case. Advertising

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Microsoft Defender falsely reports Trojans on Dell computers (March 2, 2022)

[German]It looks like Microsoft Defender under Windows is falsely reporting a Trojan. Affected are probably systems from Dell, where the DellSupportAssistRemediationService is criticized. This is delivered with Dell computers via their SupportAssist. After a blog reader informed me about the … Continue reading

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Windows 10: Unwanted reboots due to Microsoft Defender Application Control (WDAC)

[German]Today, another short post for administrators who are using Microsoft Defender Application Control (WDAC) in a Windows 10 Enterprise environment or on Windows 11 Enterprise or Windows Server counterparts from 2016 to 2022 and are annoyed by unwanted restarts. These … Continue reading

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Microsoft probably secretly fixes vulnerability in Defender under Windows

[German]Microsoft Defender attracted attention some time ago due to a vulnerability in Windows that allowed malware to query the folders left out by the antivirus. It now looks like Microsoft has quietly corrected this vulnerability, because administrator privileges are now … Continue reading

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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...


Windows Defender: Fixes, Issues and Log4j scanner false alarms

[German]At the end of the year, here is a small collection of articles about Microsoft's antivirus solution Defender. For Windows Server 2019, a problem with Defender has probably been fixed with the December 2021 updates. On the other hand, a … Continue reading

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Microsoft Defender Version 1.353.1874.0 version 1.353.1874.0 incorrectly reports Emotet

[German]A brief note for administrators. Microsoft Defender reportes a PowEmotoet.SB infection has been blocked and quarantined and possibly triggers Microsoft Office? This is a false alarm, which was triggered by an update of the signature files to version 1.353.1874.0. Here … Continue reading

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Windows Server 2019/2022: Microsoft Defender for Endpoint fails after Nov. 2021 updates

[German]Short message for administrators who are already productive with Windows Server 2019 or even Windows Server 2022 and use Microsoft Defender for Endpoint as virus protection. Microsoft has admitted that after installing certain updates on these Windows Server versions, problems … Continue reading

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Windows 11: Defender bypass with sandbox evasion

[German]It looks like Windows Defender can be bypassed, allowing malware to evade the sandbox and access the operating system. A piece of information just came to my attention where a security researcher outlines this exact scenario for Windows 11. Here's … Continue reading

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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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