Suspicious Volume Shadow Copy Vssapi.dll Load

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About the rule

Rule Type

Standard

Rule Description

Detects the image load of VSS DLL by uncommon executables

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "sa_imageloaded" AND OBJECTNAME endswith "\vssapi.dll" AND ((PROCESSNAME != "C:\Windows\explorer.exe,C:\Windows\ImmersiveControlPanel\SystemSettings.exe" AND PROCESSNAME notstartswith "C:\Windows\System32\,C:\Windows\SysWOW64\,C:\Windows\Temp\{,C:\Windows\WinSxS") AND PROCESSNAME notstartswith "C:\Program Files\,C:\Program Files (x86)" AND PROCESSNAME notstartswith "C:\ProgramData\Package Cache") select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.PRODUCT_NAME,Action1.OBJECTNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

frack113