A recent loophole in SharePoint is currently being taken advantage of

Through initial entry, the intruder breached a Microsoft Exchange service account with domain administrator authorizations, gaining heightened access.

The hacker then integrated Horoung Antivirus, causing a clash that deactivated safety features and reduced monitoring, enabling installation of Impacket, an array of freely available networking scripts.

Precisely, the perpetrator utilized a batch script named “hrsword install.bat” to integrate Huorong Antivirus on the framework, established a personalized service named “sysdiag”, executed the driver named “sysdiag_win10.sys”, and initiated “HRSword.exe” using a VBS script.

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AndyC

Andy Curtis is an award-winning security consultant, researcher and public speaker. He has been working in the computer security industry since the early 1990s, having been employed by state and federal government, leading healthcare and banking providers across three continents. He has given talks about computer security for some of the world’s largest companies, worked with law enforcement agencies on investigations into hacking groups, and is a regular voice on TV and radio explaining IT security threats.

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