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<blockquote data-quote="Andy Ful" data-source="post: 836811" data-attributes="member: 32260"><p>[USER=26718]silversurfer [/USER]posted the example of advanced multistage malware:</p><p>[URL unfurl="true"]https://malwaretips.com/threads/microsoft-spots-nodersok-malware-campaign-that-zombifies-pcs.95247/post-836803[/URL]</p><p></p><p>Here is a fragment from Microsoft article about WD protection which can fight such malware:</p><p>"</p><ol> <li data-xf-list-type="ol"><em>Machine learning models in the Windows Defender Antivirus client generically detects suspicious obfuscation in the initial HTA file used in this attack. Beyond this immediate protection, behavioral detection and containment capabilities can spot anomalous and malicious behaviors, such as the execution of scripts and tools. When the behavior monitoring engine in the client detects one of the more than 500 attack techniques, information like the process tree and behavior sequences are sent to the cloud, where behavior-based machine learning models classify files and identify potential threats.</em></li> <li data-xf-list-type="ol"><em> Meanwhile, scripts that are decrypted and run directly in memory are exposed by Antimalware Scan Interface (<a href="https://cloudblogs.microsoft.com/microsoftsecure/2015/06/09/windows-10-to-offer-application-developers-new-malware-defenses/?source=mmpc" target="_blank">AMSI</a>) instrumentation in scripting engines, while launching PowerShell with a command-line that specifies encoded commands is defeated by command-line scanning. <a href="https://techcommunity.microsoft.com/t5/Microsoft-Defender-ATP/Tamper-protection-in-Microsoft-Defender-ATP/ba-p/389571" target="_blank">Tamper protection</a> in Microsoft Defender ATP protects systems modifications that attempt to disable Windows Defender Antivirus.</em></li> <li data-xf-list-type="ol"><em>These multiple layers of protection are part of the threat and malware prevention capabilities in Microsoft Defender ATP. The complete endpoint protection platform provides multiple capabilities that empower security teams to defend their organizations against attacks like Nodersok. <a href="https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/overview-attack-surface-reduction" target="_blank">Attack surface reduction</a> shuts common attack surfaces. <a href="https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/next-gen-threat-and-vuln-mgt" target="_blank">Threat and vulnerability management</a>, <a href="https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/overview-endpoint-detection-response" target="_blank">endpoint detection and response</a>, and <a href="https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/automated-investigations" target="_blank">automated investigation and remediation</a> help organizations detect and respond to cyberattacks. <a href="https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/microsoft-threat-experts" target="_blank">Microsoft Threat Experts</a>, Microsoft Defender ATP’s managed detection and response service, further helps security teams by providing expert-level monitoring and analysis."</em></li> </ol><p>"</p><p>I put here three paragraphs from this text into three points.</p><p>The first point is interesting because it is related to actions made by WD offline protection. It also clearly states how works the behavior monitoring engine:</p><p></p><p><em>"behavior monitoring engine in the client detects one of the more than 500 attack techniques, information like the process tree and behavior sequences are sent to the cloud, where behavior-based machine learning models classify files and identify potential threats."</em></p><p></p><p>The third point is mostly related to Windows E5 (except some ASR features).</p></blockquote><p></p>
[QUOTE="Andy Ful, post: 836811, member: 32260"] [USER=26718]silversurfer [/USER]posted the example of advanced multistage malware: [URL unfurl="true"]https://malwaretips.com/threads/microsoft-spots-nodersok-malware-campaign-that-zombifies-pcs.95247/post-836803[/URL] Here is a fragment from Microsoft article about WD protection which can fight such malware: " [LIST=1] [*][I]Machine learning models in the Windows Defender Antivirus client generically detects suspicious obfuscation in the initial HTA file used in this attack. Beyond this immediate protection, behavioral detection and containment capabilities can spot anomalous and malicious behaviors, such as the execution of scripts and tools. When the behavior monitoring engine in the client detects one of the more than 500 attack techniques, information like the process tree and behavior sequences are sent to the cloud, where behavior-based machine learning models classify files and identify potential threats.[/I] [*][I] Meanwhile, scripts that are decrypted and run directly in memory are exposed by Antimalware Scan Interface ([URL='https://cloudblogs.microsoft.com/microsoftsecure/2015/06/09/windows-10-to-offer-application-developers-new-malware-defenses/?source=mmpc']AMSI[/URL]) instrumentation in scripting engines, while launching PowerShell with a command-line that specifies encoded commands is defeated by command-line scanning. [URL='https://techcommunity.microsoft.com/t5/Microsoft-Defender-ATP/Tamper-protection-in-Microsoft-Defender-ATP/ba-p/389571']Tamper protection[/URL] in Microsoft Defender ATP protects systems modifications that attempt to disable Windows Defender Antivirus.[/I] [*][I]These multiple layers of protection are part of the threat and malware prevention capabilities in Microsoft Defender ATP. The complete endpoint protection platform provides multiple capabilities that empower security teams to defend their organizations against attacks like Nodersok. [URL='https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/overview-attack-surface-reduction']Attack surface reduction[/URL] shuts common attack surfaces. [URL='https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/next-gen-threat-and-vuln-mgt']Threat and vulnerability management[/URL], [URL='https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/overview-endpoint-detection-response']endpoint detection and response[/URL], and [URL='https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/automated-investigations']automated investigation and remediation[/URL] help organizations detect and respond to cyberattacks. [URL='https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/microsoft-threat-experts']Microsoft Threat Experts[/URL], Microsoft Defender ATP’s managed detection and response service, further helps security teams by providing expert-level monitoring and analysis."[/I] [/LIST] " I put here three paragraphs from this text into three points. The first point is interesting because it is related to actions made by WD offline protection. It also clearly states how works the behavior monitoring engine: [I]"behavior monitoring engine in the client detects one of the more than 500 attack techniques, information like the process tree and behavior sequences are sent to the cloud, where behavior-based machine learning models classify files and identify potential threats."[/I] The third point is mostly related to Windows E5 (except some ASR features). [/QUOTE]
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