MoUsoCoreWorker.exe

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

Hashes

Type Hash
MD5 F0CE4673A831198F6BDC136254680D86
SHA1 18C6C11CACA4FE1574A2823D24AA098279DFC784
SHA256 EDE5F911823FAE6A743E1C24DA62D0303D07FEC8A50795E8615E2B6946A7ACD4
SHA384 086FE7D3156E3D133949CC9121A5E7604678726FEFBF4F5A4E73AA4D0E3587FE8FA51CB6D0A77EB65EB0DA3FF375CB0D
SHA512 8456628F92F2A8BAF315AD88ACC20BE680E0939A902426EE4CC98FB0995A39A2DF53FC4ED7D5594B9C1E95B600FD43FBDFD9B22873CF058679EBDF33AF0ABDC7
SSDEEP 24576:sHecXLD4nZ5odcc53aEiaXjJMDzlwcGURWsFCFWjCi4OZyHGKvOgHq:s5LUZ5odz53BgwgRTFCFWjCikhv
IMP 4F8F44BDF9E6EDF9B44D1DF38F33C6C2
PESHA1 89832886CCB6ADDCA7E2302E69E437689A19A7B2
PE256 B3859DC852A6C5B175C2ACED77EA165806BAE774E3CE03FD50CB4582FAD17CCD

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\combase.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\ntdll.dll
C:\Windows\System32\OLEAUT32.dll
C:\Windows\System32\RPCRT4.dll
C:\Windows\System32\sechost.dll
C:\Windows\System32\ucrtbase.dll

Signature

  • Status: Signature verified.
  • Serial: 33000002EC6579AD1E670890130000000002EC
  • Thumbprint: F7C2F2C96A328C13CDA8CDB57B715BDEA2CBD1D9
  • 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: 10.0.19041.1320 (WinBuild.160101.0800)
  • Product Version: 10.0.19041.1320
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 64-bit

File Scan

  • VirusTotal Detections: 0/73
  • VirusTotal Link: https://www.virustotal.com/gui/file/ede5f911823fae6a743e1c24da62d0303d07fec8a50795e8615e2b6946a7acd4/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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