Sigma rule: DumpStack.log Defender Evasion

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b4c1d3696bc8, updated 2022-06-17T00:00:00.000Z.

Rule

Title
DumpStack.log Defender Evasion
Status
test
Level
critical
Author
Florian Roth (Nextron Systems)
Date
2022-01-06
Modified
2022-06-17
File
rules/windows/process_creation/proc_creation_win_susp_dumpstack_log_evasion.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the use of the filename DumpStack.log to evade Microsoft Defender

Log source

product
windows
category
process_creation

Detection

selection:
    Image|endswith: '\DumpStack.log'
selection_download:
    CommandLine|contains: ' -o DumpStack.log'
condition: 1 of selection*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.defense-impairment

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_susp_dumpstack_log_evasion.yml

Sources and licences

  • SigmaHQ

    "DumpStack.log Defender Evasion" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_susp_dumpstack_log_evasion.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: DumpStack.log Defender Evasion",
entity page, dataset version ref-b4c1d3696bc8, updated 2022-06-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/4f647cfa-b598-4e12-ad69-c68dd16caef8 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 4f647cfa-b598-4e12-ad69-c68dd16caef8, 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.