wermgr.exe

File Path: C:\windows\system32\wermgr.exe
Description: Windows Problem Reporting

Hashes

Type	Hash
MD5	`F88816F787B827695928ACE239A9F61C`
SHA1	`6C525EAD5E14B82B3E71F3EC1704F380BC374A57`
SHA256	`F489AAE1F59E19D15F44775D77A64686503AEBE11AEC6167167088EA03B545D5`
SHA384	`77B66E16DD0AC3F6A9A15FF923CAB20C2DC682D3BCD6073B3D1B3AC3845862EA5AC8A436A9C637E2574CE3111297DD45`
SHA512	`775CDCE6629A159F29C0087A875DD7A1FF00370BD178FC2C2B07DAA704930595E19D7D508F6F09BF22E28BD522DD71C7C2808CCB1D762CCF458DCC68CCF5A683`
SSDEEP	`3072:qme0YOnjdftFJ+yC3pwRb6JPqB604HHy7hRCd39vHwDk:AKjZUVJyB60OHyLC7vr`

Signature

Status: Signature verified.
Serial: 330000023241FB59996DCC4DFF000000000232
Thumbprint: FF82BC38E1DA5E596DF374C53E3617F7EDA36B06
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: WerMgr
Product Name: Microsoft Windows Operating System
Company Name: Microsoft Corporation
File Version: 6.3.9600.19649 (winblue_ltsb.200208-0600)
Product Version: 6.3.9600.19649
Language: English (United States)
Legal Copyright: Microsoft Corporation. All rights reserved.

File Similarity (ssdeep match)

File	Score
C:\Windows\system32\Faultrep.dll	41
C:\windows\system32\WerFault.exe	41
C:\Windows\system32\WerFault.exe	33
C:\Windows\system32\WerFault.exe	35
C:\Windows\system32\WerFault.exe	46
C:\Windows\system32\WerFaultSecure.exe	71
C:\Windows\system32\WerFaultSecure.exe	61
C:\WINDOWS\system32\WerFaultSecure.exe	71
C:\Windows\system32\WerFaultSecure.exe	66
C:\Windows\system32\WerFaultSecure.exe	61
C:\Windows\system32\WerFaultSecure.exe	71
C:\Windows\system32\WerFaultSecure.exe	79
C:\Windows\system32\WerFaultSecure.exe	63
C:\WINDOWS\system32\WerFaultSecure.exe	58
C:\Windows\system32\WerFaultSecure.exe	63
C:\Windows\system32\wermgr.exe	46
C:\Windows\system32\wermgr.exe	50
C:\Windows\system32\wermgr.exe	66
C:\WINDOWS\system32\wermgr.exe	47
C:\WINDOWS\system32\wermgr.exe	52
C:\Windows\system32\wermgr.exe	49
C:\Windows\system32\wermgr.exe	63
C:\Windows\system32\wermgr.exe	50
C:\Windows\system32\wermgr.exe	68
C:\Windows\system32\wermgr.exe	63
C:\Windows\system32\wermgr.exe	60
C:\Windows\system32\werui.dll	57
C:\Windows\SysWOW64\WerFault.exe	54
C:\windows\SysWOW64\WerFault.exe	27
C:\Windows\SysWOW64\WerFaultSecure.exe	65
C:\Windows\SysWOW64\WerFaultSecure.exe	60
C:\Windows\SysWOW64\WerFaultSecure.exe	65
C:\Windows\SysWOW64\WerFaultSecure.exe	63
C:\WINDOWS\SysWOW64\WerFaultSecure.exe	61
C:\WINDOWS\SysWOW64\WerFaultSecure.exe	58
C:\Windows\SysWOW64\WerFaultSecure.exe	60
C:\Windows\SysWOW64\WerFaultSecure.exe	68
C:\Windows\SysWOW64\WerFaultSecure.exe	60
C:\Windows\SysWOW64\WerFaultSecure.exe	68
C:\Windows\SysWOW64\wermgr.exe	66
C:\windows\SysWOW64\wermgr.exe	69
C:\Windows\SysWOW64\wermgr.exe	40
C:\Windows\SysWOW64\wermgr.exe	43
C:\Windows\SysWOW64\wermgr.exe	35
C:\WINDOWS\SysWOW64\wermgr.exe	46
C:\Windows\SysWOW64\wermgr.exe	41
C:\Windows\SysWOW64\wermgr.exe	47
C:\WINDOWS\SysWOW64\wermgr.exe	50
C:\Windows\SysWOW64\wermgr.exe	41
C:\Windows\SysWOW64\wermgr.exe	40
C:\Windows\SysWOW64\wermgr.exe	43
C:\Windows\SysWOW64\werui.dll	52

Possible Misuse

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

Source	Source File	Example	License
sigma	proc_creation_win_cve_2021_26857_msexchange.yml	`- 'wermgr.exe'`	DRL 1.0
sigma	proc_creation_win_malware_trickbot_wermgr.yml	`description: Detects Trickbot malware process tree pattern in which rundll32.exe is parent of wermgr.exe`	DRL 1.0
sigma	proc_creation_win_malware_trickbot_wermgr.yml	`- '\wermgr.exe'`	DRL 1.0