Sigma rule: Potentially Suspicious DLL Registered Via Odbcconf.EXE
A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-c532ae747aef, updated 2023-05-22T00:00:00.000Z.
Rule
- Title
- Potentially Suspicious DLL Registered Via Odbcconf.EXE
- Status
- test
- Level
- high
- Author
- Nasreddine Bencherchali (Nextron Systems)
- Date
- 2023-05-22
- File
- rules/windows/process_creation/proc_creation_win_odbcconf_register_dll_regsvr_susp.yml
- Commit
- ccbb0369507f796db0b0ae6854c8a2be471b9d84
Detects execution of "odbcconf" with the "REGSVR" action where the DLL in question doesn't contain a ".dll" extension. Which is often used as a method to evade defenses.
Log source
- product
- windows
- category
- process_creation
Detection
selection_img:
- Image|endswith: '\odbcconf.exe'
- OriginalFileName: 'odbcconf.exe'
selection_cli:
# Note: The "/A" flag is not required to call a specific action
CommandLine|contains: 'REGSVR '
filter_main_dll_ext:
CommandLine|contains: '.dll'
condition: all of selection_* and not 1 of filter_main_*False positives (as the rule lists them)
- Unlikely
Tags
- attack.stealth
- attack.t1218.008
MITRE ATT&CK ids this rule names
Related rules
References
- https://learn.microsoft.com/en-us/sql/odbc/odbcconf-exe?view=sql-server-ver16
- https://lolbas-project.github.io/lolbas/Binaries/Odbcconf/
- https://www.trendmicro.com/en_us/research/17/h/backdoor-carrying-emails-set-sights-on-russian-speaking-businesses.html
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_odbcconf_register_dll_regsvr_susp.yml
Sources and licences
SigmaHQ
"Potentially Suspicious DLL Registered Via Odbcconf.EXE" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_odbcconf_register_dll_regsvr_susp.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Cite this page
Dragons Eye Ransomware Tracker, "Sigma rule: Potentially Suspicious DLL Registered Via Odbcconf.EXE",
entity page, dataset version ref-c532ae747aef, updated 2023-05-22T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/ba4cfc11-d0fa-4d94-bf20-7c332c412e76 (accessed 2026-11-03).
Underlying source: SigmaHQ rule ba4cfc11-d0fa-4d94-bf20-7c332c412e76, 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.