MoUsoCoreWorker.exe

  • File Path: C:\Windows\system32\MoUsoCoreWorker.exe
  • Description: MoUSO Core Worker Process

Hashes

Type Hash
MD5 3EBF79D6BDDE4D6D566E460E11CBC497
SHA1 B23A4B75408B417BD15BA3B029AFDCCA38A66D38
SHA256 A4414D96BD4BA8E42656966171F2A78A7AE9F1D0700CDD04B0801C1DDAE38AC6
SHA384 212525D83E5B02ABB2064A444F53786C3B46D1B8CFF2F60F92682385E8D35125CD2A044795DADAE64249F620D2581283
SHA512 002DD7D3E948DD33EE0A5F4D9AB2A843433B1CC7F0F7A2D16BBCFF2BA01B8F42BB229156A77ACD95D71DBBDECF885E120BCD87900791390F48561F24E0981030
SSDEEP 24576:eXF1XqblSgUYKSy30vXbzSntzDRNhATmFPxtsG3Cp:GpqwnRvR/ATmhtC
IMP 39233DDAE71CD9D2B0CA5AA6FDD61054
PESHA1 80285CC1EE43DD47009458C18CC194D3D738EE3B
PE256 38C54805231D005D7308F81C688252AB829AE6B796C0A3544F451D86B1808512

Runtime Data

Open Handles:

Path Type
(RW-) C:\Users\user File
\BaseNamedObjects__ComCatalogCache__ Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*{6AF0698E-D558-4F6E-9B3C-3716689AF493}.2.ver0x0000000000000002.db Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*{DDF571F2-BE98-426D-8288-1A9A39C3FDA2}.2.ver0x0000000000000002.db Section
\BaseNamedObjects\C:*ProgramData*Microsoft*Windows*Caches*cversions.2 Section
\BaseNamedObjects\NLS_CodePage_1252_3_2_0_0 Section
\BaseNamedObjects\NLS_CodePage_437_3_2_0_0 Section

Loaded Modules:

Path
C:\Windows\System32\advapi32.dll
C:\Windows\System32\bcrypt.dll
C:\Windows\system32\Cabinet.dll
C:\Windows\System32\cfgmgr32.dll
C:\Windows\System32\combase.dll
C:\Windows\System32\CRYPT32.dll
C:\Windows\SYSTEM32\cryptsp.dll
C:\Windows\system32\DMCmnUtils.dll
C:\Windows\system32\dmiso8601utils.dll
C:\Windows\system32\IPHLPAPI.DLL
C:\Windows\System32\KERNEL32.DLL
C:\Windows\System32\KERNELBASE.dll
C:\Windows\system32\MoUsoCoreWorker.exe
C:\Windows\System32\msvcp_win.dll
C:\Windows\system32\msvcp110_win.dll
C:\Windows\System32\msvcrt.dll
C:\Windows\SYSTEM32\ntdll.dll
C:\Windows\System32\OLEAUT32.dll
C:\Windows\SYSTEM32\powrprof.dll
C:\Windows\system32\profapi.dll
C:\Windows\System32\RPCRT4.dll
C:\Windows\System32\sechost.dll
C:\Windows\System32\shcore.dll
C:\Windows\System32\ucrtbase.dll
C:\Windows\system32\UMPDC.dll
C:\Windows\system32\UpdatePolicy.dll
C:\Windows\system32\winsqlite3.dll
C:\Windows\System32\WINTRUST.dll
C:\Windows\system32\XmlLite.dll

Signature

  • Status: Signature verified.
  • Serial: 3300000266BD1580EFA75CD6D3000000000266
  • Thumbprint: A4341B9FD50FB9964283220A36A1EF6F6FAA7840
  • Issuer: CN=Microsoft Windows Production PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
  • Subject: CN=Microsoft Windows, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

  • Original Filename: MoUSOCoreWorker.exe
  • Product Name: Microsoft Windows Operating System
  • Company Name: Microsoft Corporation
  • File Version: 10.0.19041.610 (WinBuild.160101.0800)
  • Product Version: 10.0.19041.610
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 64-bit

File Scan

  • VirusTotal Detections: 0/76
  • VirusTotal Link: https://www.virustotal.com/gui/file/a4414d96bd4ba8e42656966171f2a78a7ae9f1d0700cdd04b0801c1ddae38ac6/detection

Possible Misuse

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

Source Source File Example License
sigma sysmon_wmi_module_load.yml - '\windows\system32\MoUsoCoreWorker.exe' # c:\windows\System32\MoUsoCoreWorker.exe on win10 20H04 at least DRL 1.0

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