OSPPCEXT.DLL

  • File Path: C:\Program Files (x86)\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPCEXT.DLL
  • Description: Office Software Protection Platform Client Extension Dll

Hashes

Type Hash
MD5 4A2F0AB044A62C8D23A1D5BEC55B3AF5
SHA1 8BEB6169ADEA56C087CD468546BA224C2F25DAF9
SHA256 B0668DEEB6697D20E5052F55F6D86A864DFB18ADB440696BCB0DAB70CABD966A
SHA384 2CDF49A12143B302AA904B10E01631F17DAB85F129E30EA98DE082D6B7D42426CC8AD7A6EA81DABB4D1325192D8063EC
SHA512 50A76399C1EBFF8774984C262425F7F93FF32672D55308C2EE4900A7B60B6DEE0DD86181EE63ABB33BCCF77C10EEA490811DA3C2466BE93729E69299DC763CE4
SSDEEP 24576:+WdNnZeMCbnu3n8yIO9bqXV1VT6JFvULfY/DZeWFCPKmk4IEw2bfLqmMVQ6mbPF/:+gWb2n8yIyiVPh74Gzqmf6aGgKqd
IMP 8790983BD452894CFF427147D20F1CEF
PESHA1 6730471F0FB40372057C73D72A5928D430029FE2
PE256 1EE597D8AC223CEF3079F3A998D46DF16F2C28FB1DADC5E17769BFA92B1BA8AA

DLL Exports:

Function Name Ordinal Type
SLGetTokenActivationCertificates 12 Exported Function
SLGetTokenActivationGrants 13 Exported Function
SLGetReferralInformation 10 Exported Function
SLGetServerStatus 11 Exported Function
SLSignTokenActivationChallenge 16 Exported Function
SLUninstallPackage 17 Exported Function
SLInitialize 14 Exported Function
SLInstallPackage 15 Exported Function
SLGetPackageToken 9 Exported Function
SLDepositTokenActivationResponse 3 Exported Function
SLFreeTokenActivationCertificates 4 Exported Function
SLAcquireGenuineTicket 1 Exported Function
SLActivateProduct 2 Exported Function
SLGetPackageProductKey 7 Exported Function
SLGetPackageProperties 8 Exported Function
SLFreeTokenActivationGrants 5 Exported Function
SLGenerateTokenActivationChallenge 6 Exported Function

Signature

  • Status: Signature verified.
  • Serial: 6119CC93000100000066
  • Thumbprint: 19F8F76F4655074509769C20349FFAECCECD217D
  • Issuer: CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
  • Subject: CN=Microsoft Corporation, OU=MOPR, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

  • Original Filename: osppcext.dll
  • Product Name: Microsoft Office
  • Company Name: Microsoft Corporation
  • File Version: 15.0.0169.500 (win7sp1_gdr_oob_osppv2(oobla).120705-1649)
  • Product Version: 15.0.0169.500
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 64-bit

File Scan

  • VirusTotal Detections: 0/69
  • VirusTotal Link: https://www.virustotal.com/gui/file/b0668deeb6697d20e5052f55f6d86a864dfb18adb440696bcb0dab70cabd966a/detection/

Possible Misuse

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

Source Source File Example License
malware-ioc misp_invisimole.json "value": "osppcext.dll", © ESET 2014-2018
malware-ioc invisimole osppcext.dll © ESET 2014-2018

MIT License. Copyright (c) 2020 Strontic.