Sigma rule: UAC Bypass via Sdclt

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-4e66d853e6b8, updated 2023-08-17T00:00:00.000Z.

Rule

Title
UAC Bypass via Sdclt
Status
test
Level
high
Author
Omer Yampel, Christian Burkard (Nextron Systems)
Date
2017-03-17
Modified
2023-08-17
File
rules/windows/registry/registry_set/registry_set_uac_bypass_sdclt.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the pattern of UAC Bypass using registry key manipulation of sdclt.exe (e.g. UACMe 53)

Log source

product
windows
category
registry_set

Detection

selection1:
    TargetObject|endswith: 'Software\Classes\exefile\shell\runas\command\isolatedCommand'
selection2:
    TargetObject|endswith: 'Software\Classes\Folder\shell\open\command\SymbolicLinkValue'
    Details|re: '-1[0-9]{3}\\Software\\Classes\\'
condition: 1 of selection*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.privilege-escalation
  • attack.t1548.002
  • car.2019-04-001

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/registry/registry_set/registry_set_uac_bypass_sdclt.yml

Sources and licences

  • SigmaHQ

    "UAC Bypass via Sdclt" by Omer Yampel, Christian Burkard (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_set/registry_set_uac_bypass_sdclt.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: UAC Bypass via Sdclt",
entity page, dataset version ref-4e66d853e6b8, updated 2023-08-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/5b872a46-3b90-45c1-8419-f675db8053aa (accessed 2026-11-03).
Underlying source: SigmaHQ rule 5b872a46-3b90-45c1-8419-f675db8053aa, 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.