Conhost.exe CommandLine Path Traversal

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About the rule

Rule Type

Standard

Rule Description

detects the usage of path traversal in conhost.exe indicating possible command/argument confusion/hijacking

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND PARENTPROCESSCOMMANDLINE contains "conhost" AND COMMANDLINE contains "/../../" 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)