Sigma rule: OMIGOD SCX RunAsProvider ExecuteShellCommand - Auditd

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-a5c4c04a5d97, updated 2024-09-02T00:00:00.000Z.

Rule

Title
OMIGOD SCX RunAsProvider ExecuteShellCommand - Auditd
Status
unsupported
Level
high
Author
Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)
Date
2021-09-17
Modified
2024-09-02
File
deprecated/linux/lnx_auditd_omigod_scx_runasprovider_executeshellcommand.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Rule to detect the use of the SCX RunAsProvider Invoke_ExecuteShellCommand to execute any UNIX/Linux command using the /bin/sh shell.
SCXcore, started as the Microsoft Operations Manager UNIX/Linux Agent, is now used in a host of products including Microsoft Operations Manager.
Microsoft Azure, and Microsoft Operations Management Suite.

Log source

product
linux
service
auditd

Detection

selection:
    type: 'SYSCALL'
    syscall: 'execve'
    uid: 0
    cwd: '/var/opt/microsoft/scx/tmp'
    comm: 'sh'
condition: selection

False positives (as the rule lists them)

  • Legitimate use of SCX RunAsProvider Invoke_ExecuteShellCommand.

Tags

  • attack.privilege-escalation
  • attack.initial-access
  • attack.execution
  • attack.t1068
  • attack.t1190
  • attack.t1203

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/deprecated/linux/lnx_auditd_omigod_scx_runasprovider_executeshellcommand.yml

Sources and licences

  • SigmaHQ

    "OMIGOD SCX RunAsProvider ExecuteShellCommand - Auditd" by Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/linux/lnx_auditd_omigod_scx_runasprovider_executeshellcommand.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: OMIGOD SCX RunAsProvider ExecuteShellCommand - Auditd",
entity page, dataset version ref-a5c4c04a5d97, updated 2024-09-02T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/045b5f9c-49f7-4419-a236-9854fb3c827a (accessed 2026-11-03).
Underlying source: SigmaHQ rule 045b5f9c-49f7-4419-a236-9854fb3c827a, 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.