PUA - Netcat Suspicious Execution
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About the rule
Rule Type
Standard
Rule Description
Detects execution of Netcat. Adversaries may use a non-application layer protocol for communication between host and C2 server or among infected hosts within a network
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND PROCESSNAME endswith "\nc.exe,\ncat.exe,\netcat.exe" OR COMMANDLINE contains " -lvp , -lvnp, -l -v -p , -lv -p , -l --proxy-type http , -vnl --exec , -vnl -e , --lua-exec , --sh-exec " 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)
