Potential CommandLine Obfuscation Using Unicode Characters
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About the rule
Rule Type
Standard
Rule Description
Detects potential CommandLine obfuscation using unicode characters. Adversaries may attempt to make an executable or file difficult to discover or analyze by encrypting, encoding, or otherwise obfuscating its contents on the system or in transit.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND COMMANDLINE contains "ˣ,˪,ˢ,∕,⁄,―,—, ,¯,®,¶" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
frack113, Florian Roth (Nextron Systems)
