PaperCut MF/NG Exploitation Related Indicators

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About the rule

Rule Type

Standard

Rule Description

Detects exploitation indicators related to PaperCut MF/NG Exploitation

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (COMMANDLINE contains " /c " AND COMMANDLINE contains "powershell" AND COMMANDLINE contains "-nop -w hidden" AND COMMANDLINE contains "Invoke-WebRequest" AND COMMANDLINE contains "setup.msi" AND COMMANDLINE contains "-OutFile") OR (COMMANDLINE contains "msiexec " AND COMMANDLINE contains "/i " AND COMMANDLINE contains "setup.msi " AND COMMANDLINE contains "/qn " AND COMMANDLINE contains "IntegratorLogin=fimaribahundq") 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)