Sigma rule: Suspicious DumpMinitool Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-4d02ed54984b, updated 2023-04-12T00:00:00.000Z.

Rule

Title
Suspicious DumpMinitool Execution
Status
test
Level
high
Author
Florian Roth (Nextron Systems)
Date
2022-04-06
Modified
2023-04-12
File
rules/windows/process_creation/proc_creation_win_dumpminitool_susp_execution.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects suspicious ways to use the "DumpMinitool.exe" binary

Log source

product
windows
category
process_creation

Detection

selection:
    - Image|endswith:
          - '\DumpMinitool.exe'
          - '\DumpMinitool.x86.exe'
          - '\DumpMinitool.arm64.exe'
    - OriginalFileName:
          - 'DumpMinitool.exe'
          - 'DumpMinitool.x86.exe'
          - 'DumpMinitool.arm64.exe'
filter_folder:
    Image|contains:
        - '\Microsoft Visual Studio\'
        - '\Extensions\'  # https://github.com/microsoft/vstest/blob/b2e2126f1aa7e5753cafe9515563c99ade6a59ce/src/package/nuspec/Microsoft.TestPlatform.Portable.nuspec#L159
susp_flags:
    CommandLine|contains: '.txt'
cmd_has_flags:
    CommandLine|contains:
        - ' Full'
        - ' Mini'
        - ' WithHeap'
filter_cmd_misses_flags:
    CommandLine|contains: '--dumpType'
condition: selection and ( ( not filter_folder ) or susp_flags or ( cmd_has_flags and not filter_cmd_misses_flags ) )

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential-access
  • attack.stealth
  • attack.t1036
  • attack.t1003.001

MITRE ATT&CK ids this rule names

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_dumpminitool_susp_execution.yml

Sources and licences

  • SigmaHQ

    "Suspicious DumpMinitool Execution" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_dumpminitool_susp_execution.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 DumpMinitool Execution",
entity page, dataset version ref-4d02ed54984b, updated 2023-04-12T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/eb1c4225-1c23-4241-8dd4-051389fde4ce (accessed 2026-11-03).
Underlying source: SigmaHQ rule eb1c4225-1c23-4241-8dd4-051389fde4ce, 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.