CmdID

CmdID / Files

Sysmon.exe

System activity monitor file version info

Program on Windows 1 known copy with hashes 6 Sigma rules name it

Opens CmdID with your command. It is read in your browser and sent nowhere.

Is it the real Sysmon.exe?

file version info and known copies
Installed inC:\SysinternalsSuite\
Signed byMicrosoft Corporation
ProductSysinternals Sysmon, Sysinternals - www.sysinternals.com
DescriptionSystem activity monitor

1 known copy

12.0 · C:\SysinternalsSuite\Sysmon.exe · signed by Microsoft Corporation

074fb553ef7b5604bbaae72ee549133c0f2802d423610a5168f4475d9ca5fa5f

From the file’s version info and the copies recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look. In Ceplin, "<sha256>".whatis() says which known copy a hash is.

What detects it

Sigma process creation rules that name Sysmon.exe
highSuspicious Sysmon as Execution ParentFlorian Roth (Nextron Systems), Tim Shelton (fp werfault)
highUninstall Sysinternals Sysmonfrack113
mediumPotential Binary Impersonating Sysinternals Toolsfrack113, Swachchhanda Shrawan Poudel (Nextron Systems)
mediumSysmon Configuration UpdateNasreddine Bencherchali (Nextron Systems)

Sigma names Sysmon.exe in 6 rules in all, for every kind of event; these are the process creation rules CmdID evaluates.