Assembly DLL Creation Via AspNetCompiler
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In this page
About the rule
Rule Type
Standard
Rule Description
Detects the creation of new DLL assembly files by "aspnet_compiler.exe", which could be a sign of "aspnet_compiler" abuse to proxy execution through a build provider.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "File Created or Modified" AND PROCESSNAME endswith "\aspnet_compiler.exe" AND ((FILENAME contains "\Temporary ASP.NET Files" AND FILENAME contains "\assembly\tmp" AND FILENAME contains ".dll") OR (OBJECTNAME contains "\Temporary ASP.NET Files" AND OBJECTNAME contains "\assembly\tmp" AND OBJECTNAME contains ".dll")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
