WerFault.exe

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

Hashes

Type Hash
MD5 449DAAB4CBDB9298FF841FE24B00A927
SHA1 195477A0E2238F56C396C9D43863B6D2BCA54182
SHA256 83A761B12295B06047BE6CA13A142E2B944F7394D6BAEC64956612DC1CE64461
SHA384 A7C963B8A8FAC6110D693EAA3F7434594E221730C66CCCCE74F6270E3E428C8CE04C4289E2E71AA7352956CB966C8B01
SHA512 543EFC28CA37AEF8D66B3044F025267E7AF9D539AF9908EC205B1927D1458722F307B916ED5D8241C58195EE62AA1F79AB347AF7A540F3EE84A860E42F05296C
SSDEEP 12288:vwGGEy0sw6uJeIcxsDKHZ1L8ZzbcUUOevJec2HywPQWt:oGGE3l6IbcxsDshibcHOevJecyhPz
IMP C8DD8BDD184BD81C95776BD2A73DCF11
PESHA1 4654A2B36F79610DE03764C5578E97A652F96430
PE256 F99823C97D5BDF51DAEE52131E0C99443EB6B2436B02C36C60B427D8C1337F85

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: 10.0.19041.630 (WinBuild.160101.0800)
  • Product Version: 10.0.19041.630
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 32-bit

File Scan

  • VirusTotal Detections: 0/76
  • VirusTotal Link: https://www.virustotal.com/gui/file/83a761b12295b06047be6ca13a142e2b944f7394d6baec64956612dc1ce64461/detection

File Similarity (ssdeep match)

File Score
C:\Windows\SysWOW64\WerFault.exe 85

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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