Potential Manage-bde.wsf Abuse To Proxy Execution

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About the rule

Rule Type

Standard

Rule Description

Detects potential abuse of the "manage-bde.wsf" script as a LOLBIN to proxy execution

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND ((PROCESSNAME endswith "\wscript.exe" OR ORIGINALFILENAME = "wscript.exe") AND COMMANDLINE contains "manage-bde.wsf") OR ((PARENTPROCESSNAME endswith "\cscript.exe,\wscript.exe" AND PARENTPROCESSCOMMANDLINE contains "manage-bde.wsf") AND PROCESSNAME notendswith "\cmd.exe") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

oscd.community, Natalia Shornikova, Nasreddine Bencherchali (Nextron Systems)