Suspicious Invoke-Item From Mount-DiskImage

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About the rule

Rule Type

Standard

Rule Description

Adversaries may abuse container files such as disk image (.iso, .vhd) file formats to deliver malicious payloads that may not be tagged with MOTW.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "PowerShell Script Block Logged" AND SCRIPTEXECUTED contains "Mount-DiskImage " AND SCRIPTEXECUTED contains "-ImagePath " AND SCRIPTEXECUTED contains "Get-Volume" AND SCRIPTEXECUTED contains ".DriveLetter" AND SCRIPTEXECUTED contains "invoke-item " AND SCRIPTEXECUTED contains "):" select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED

Detection

Execution Mode

realtime

Log Sources

Windows

Author

frack113