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Out of sight but not invisible: Defeating fileless malware with behavior monitoring, AMSI, and next-gen AV

🗓️ 27 Sep 2018 16:00:24Reported by Windows Defender ResearchType 
mssecure
 mssecure🔗 cloudblogs.microsoft.com👁 88 Views

Defeating fileless malware with behavior monitoring, AMSI, and next-gen AV. Two obfuscated scripts slip past file-based detection, load info-stealing payload into memory (fileless threat). AMSI and next-gen AV in Windows Defender ATP detect and stop the attack. Sharpshooter technique used to execute .NET binary from memory

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27 Sep 2018 16:00Current
7.2High risk
Vulners AI Score7.2
fileless threatbehavior monitoringamsinext-gen avobfuscated scriptsinfo-stealing payloadwindows defender atpsharpshooter technique.net binarymemory scanningsocial engineering campaign
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