Sigma rule: LSASS Process Dump Artefact In CrashDumps Folder

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-f42abe0f0ad0, updated 2022-12-08T00:00:00.000Z.

Rule

Title
LSASS Process Dump Artefact In CrashDumps Folder
Status
test
Level
high
Author
@pbssubhash
Date
2022-12-08
File
rules/windows/file/file_event/file_event_win_lsass_shtinkering.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the presence of an LSASS dump file in the "CrashDumps" folder. This could be a sign of LSASS credential dumping. Techniques such as the LSASS Shtinkering have been seen abusing the Windows Error Reporting to dump said process.

Log source

product
windows
category
file_event

Detection

selection:
    TargetFilename|startswith: 'C:\Windows\System32\config\systemprofile\AppData\Local\CrashDumps\'
    TargetFilename|contains: 'lsass.exe.'
    TargetFilename|endswith: '.dmp'
condition: selection

False positives (as the rule lists them)

  • Rare legitimate dump of the process by the operating system due to a crash of lsass

Tags

  • attack.credential-access
  • 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/file/file_event/file_event_win_lsass_shtinkering.yml

Sources and licences

  • SigmaHQ

    "LSASS Process Dump Artefact In CrashDumps Folder" by @pbssubhash (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/file/file_event/file_event_win_lsass_shtinkering.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: LSASS Process Dump Artefact In CrashDumps Folder",
entity page, dataset version ref-f42abe0f0ad0, updated 2022-12-08T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/6902955a-01b7-432c-b32a-6f5f81d8f625 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 6902955a-01b7-432c-b32a-6f5f81d8f625, 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.