Storage diagnostic tool Located at: c:\windows\system32\stordiag.exe; c:\windows\syswow64\stordiag.exe.
stordiagstordiagSandbox: execFile · Timeout: 30s
security.execution.command Outputs
process.output Command execution output
process_spawn Produces
process.output| Resource | Value |
|---|---|
| CPU | low |
| Memory | 16 MB |
| Network | low |
| Disk I/O | low |
Once executed, Stordiag.exe will execute schtasks.exe systeminfo.exe and fltmc.exe - if stordiag.exe is copied to a folder and an arbitrary executable is renamed to one of these names, stordiag.exe will execute it. (Possible defence evasion purposes.)
stordiag.exeOnce executed, Stordiag.exe will execute schtasks.exe and powershell.exe - if stordiag.exe is copied to a folder and an arbitrary executable is renamed to one of these names, stordiag.exe will execute it. (Possible defence evasion purposes.)
stordiag.exe| Type | Rule / Indicator |
|---|---|
| sigma | https://github.com/SigmaHQ/sigma/blob/683b63f8184b93c9564c4310d10c571cbe367e1e/rules/windows/process_creation/proc_creation_win_stordiag_susp_child_process.yml |
| ioc | systeminfo.exe, fltmc.exe or schtasks.exe or powershell.exe being executed outside of their normal path of c:\windows\system32\ or c:\windows\syswow64\ |
stordiag is a Windows LOLBin. Storage diagnostic tool Located at: c:\windows\system32\stordiag.exe; c:\windows\syswow64\stordiag.exe.