Potential Arbitrary Code Execution Via Node.EXE
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About the rule
Rule Type
Standard
Rule Description
Detects the execution node.exe which is shipped with multiple software such as VMware, Adobe...etc. In order to execute arbitrary code. For example to establish reverse shell as seen in Log4j attacks...etc
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND (PROCESSNAME endswith "\node.exe" AND COMMANDLINE contains " -e , --eval ") AND (COMMANDLINE contains ".exec(" AND COMMANDLINE contains "net.socket" AND COMMANDLINE contains ".connect" AND COMMANDLINE contains "child_process") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
