WerFault.exe

  • File Path: C:\Windows\SysWOW64\WerFault.exe
  • Description: Windows Problem Reporting

Hashes

Type Hash
MD5 E9862685F483002916436CDE77965076
SHA1 C9E03E349DEDE305A5E23E38101BF296EFE3B836
SHA256 4E87E4C2C71B519B402E1D6FBD818AB2EAAB712BFDC61AC741EA9ED8850E7C27
SHA384 83EC7BF54BDA63C2B48CBDD8B22EDF5FCD3D56707A4AA0E0DA73A775A2036AB924F7E4B203F3304FF55D4546AE2EF106
SHA512 703615810AAA4C9BAA5501628D844C4CC17C66FC0B45C398E24E6AD53FEF576357B6FE293473038BBFF12EBE9A75423EC4C32691C9676C5372EF5D5AAF9A0B90
SSDEEP 12288:wE2ecBg7D/qSvd889Oe5X+F/LexR1GOIn8Xc2Hyw4:fKBg7D/qSFf9Oe5yS/1GOIn8Xcyh4
IMP DB2005AFC3C908C50B9371AF6F31CE8D
PESHA1 C9AE5E6F43196DB619489952D543F93ED317F7DF
PE256 3205C8776E74751EF82975A2E2D718A791B34B0B10324C69D5041CE3B2E0A7E3

Runtime Data

Loaded Modules:

Path
C:\Windows\SYSTEM32\ntdll.dll
C:\Windows\System32\wow64.dll
C:\Windows\System32\wow64cpu.dll
C:\Windows\System32\wow64win.dll
C:\Windows\SysWOW64\WerFault.exe

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: WerFault.exe
  • Product Name: Microsoft Windows Operating System
  • Company Name: Microsoft Corporation
  • File Version: 10.0.17763.1518 (WinBuild.160101.0800)
  • Product Version: 10.0.17763.1518
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 32-bit

File Scan

  • VirusTotal Detections: 0/61
  • VirusTotal Link: https://www.virustotal.com/gui/file/4e87e4c2c71b519b402e1d6fbd818ab2eaab712bfdc61ac741ea9ed8850e7c27/detection/

Possible Misuse

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

Source Source File Example License
sigma win_exploit_cve_2020_1350.yml - '\System32\werfault.exe' DRL 1.0
sigma win_lsass_dump.yml Image\|endswith: '\werfault.exe' DRL 1.0
sigma win_wmiprvse_spawning_process.yml - '\WerFault.exe' DRL 1.0

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