• File Path: C:\Program Files (x86)\Microsoft Office\root\Office16\SENDTO.DLL
  • Description: SendTo9 RPC Proxy/Stub DLL


Type Hash
MD5 6D4E9BD8423CDFACED2C4C75D207FB79
SHA1 5975B5B08E858B86920F22E0D450299F9B6D7C20
SHA256 4EB94CF508D7A8003D627EFFEF27539456F7C7E388CD812316691E4EEC666AA0
SHA384 7E407A9E21518218B8CFB38EECCC305A035930A8C891A4619FE95E3560980A30790FA931DD6CA218C2FBE78CBCBF251F
SHA512 D8B3B9E9B469F80F175396CFADCD95A2ECCE069216370F47887B8A6DA842157844003D739B868AE8750D045B2DA5EA50212461822D30DA77337F2CFAFEB28D8B
IMP 774D7043C8B9D59B8982A489036BF7F4
PE256 FFCF2F5D7E71AF527FE0F35BF97008E76BA3AEE1E408A6C1D1FD303E875B0356

DLL Exports:

Function Name Ordinal Type
DllUnregisterServer 4 Exported Function
GetProxyDllInfo 5 Exported Function
DllRegisterServer 3 Exported Function
DllCanUnloadNow 1 Exported Function
DllGetClassObject 2 Exported Function


  • Status: Signature verified.
  • Serial: 33000002CE7C9ACE7D905ED2B70000000002CE
  • Thumbprint: B10607FB914700B40F794610850C1DE0A21566C1
  • Issuer: CN=Microsoft Code Signing PCA 2010, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
  • Subject: CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

  • Original Filename: SendTo9.Dll
  • Product Name: Microsoft Outlook
  • Company Name: Microsoft Corporation
  • File Version: 16.0.12325.20144
  • Product Version: 16.0.12325.20144
  • Language: Language Neutral
  • Legal Copyright:
  • Machine Type: 32-bit

File Scan

  • VirusTotal Detections: 0/68
  • VirusTotal Link:

Possible Misuse

The following table contains possible examples of SENDTO.DLL being misused. While SENDTO.DLL is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source Source File Example License
malware-ioc sshdoor.yar $i3 = "sendto" © ESET 2014-2018
signature-base apt_hkdoor.yar pe.imports(“ws2_32.dll”, “sendto”) CC BY-NC 4.0
signature-base apt_triton_mal_sshdoor.yar $crait_i3 = “sendto” CC BY-NC 4.0

MIT License. Copyright (c) 2020 Strontic.