Sigma rule: Potential Conti Ransomware Database Dumping Activity Via SQLCmd

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-d93ccf1c5224, updated 2023-05-04T00:00:00.000Z.

Rule

Title
Potential Conti Ransomware Database Dumping Activity Via SQLCmd
Status
test
Level
high
Author
frack113
Date
2021-08-16
Modified
2023-05-04
File
rules-emerging-threats/2021/Malware/Conti/proc_creation_win_malware_conti_ransomware_database_dump.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects a command used by conti to dump database

Log source

product
windows
category
process_creation

Detection

selection_tools:
    - Image|endswith: '\sqlcmd.exe'
    - CommandLine|contains:
          - 'sqlcmd '
          - 'sqlcmd.exe'
selection_svr:
    CommandLine|contains: ' -S localhost '
selection_query:
    CommandLine|contains:
        - 'sys.sysprocesses'
        - 'master.dbo.sysdatabases'
        - 'BACKUP DATABASE'
condition: all of selection_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.collection
  • attack.t1005
  • detection.emerging-threats

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-emerging-threats/2021/Malware/Conti/proc_creation_win_malware_conti_ransomware_database_dump.yml

Sources and licences

  • SigmaHQ

    "Potential Conti Ransomware Database Dumping Activity Via SQLCmd" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2021/Malware/Conti/proc_creation_win_malware_conti_ransomware_database_dump.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: Potential Conti Ransomware Database Dumping Activity Via SQLCmd",
entity page, dataset version ref-d93ccf1c5224, updated 2023-05-04T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/2f47f1fd-0901-466e-a770-3b7092834a1b (accessed 2026-11-03).
Underlying source: SigmaHQ rule 2f47f1fd-0901-466e-a770-3b7092834a1b, 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.