Sigma rule: Suspicious Execution Location Of Wermgr.EXE

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-07cea9985f0a, updated 2023-08-23T00:00:00.000Z.

Rule

Title
Suspicious Execution Location Of Wermgr.EXE
Status
test
Level
high
Author
Florian Roth (Nextron Systems)
Date
2022-10-14
Modified
2023-08-23
File
rules/windows/process_creation/proc_creation_win_wermgr_susp_exec_location.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects suspicious Windows Error Reporting manager (wermgr.exe) execution location.

Log source

product
windows
category
process_creation

Detection

selection:
    Image|endswith: '\wermgr.exe'
filter_main_legit_location:
    Image|startswith:
        - 'C:\Windows\System32\'
        - 'C:\Windows\SysWOW64\'
        - 'C:\Windows\WinSxS\'
condition: selection and not 1 of filter_main_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution

Related rules

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_wermgr_susp_exec_location.yml

Sources and licences

  • SigmaHQ

    "Suspicious Execution Location Of Wermgr.EXE" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_wermgr_susp_exec_location.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Suspicious Execution Location Of Wermgr.EXE",
entity page, dataset version ref-07cea9985f0a, updated 2023-08-23T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/5394fcc7-aeb2-43b5-9a09-cac9fc5edcd5 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 5394fcc7-aeb2-43b5-9a09-cac9fc5edcd5, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.