Sigma rule: Potential Credential Dumping Attempt Using New NetworkProvider - REG

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-2181e3d35f19, updated 2023-08-17T00:00:00.000Z.

Rule

Title
Potential Credential Dumping Attempt Using New NetworkProvider - REG
Status
test
Level
medium
Author
Nasreddine Bencherchali (Nextron Systems)
Date
2022-08-23
Modified
2023-08-17
File
rules/windows/registry/registry_set/registry_set_new_network_provider.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects when an attacker tries to add a new network provider in order to dump clear text credentials, similar to how the NPPSpy tool does it

Log source

product
windows
category
registry_set

Detection

selection:
    TargetObject|contains|all:
        - '\System\CurrentControlSet\Services\'
        - '\NetworkProvider'
filter:
    TargetObject|contains:
        - '\System\CurrentControlSet\Services\WebClient\NetworkProvider'
        - '\System\CurrentControlSet\Services\LanmanWorkstation\NetworkProvider'
        - '\System\CurrentControlSet\Services\RDPNP\NetworkProvider'
        # - '\System\CurrentControlSet\Services\P9NP\NetworkProvider' # Related to WSL remove the comment if you use WSL in your ENV
filter_valid_procs:
    Image: C:\Windows\System32\poqexec.exe
condition: selection and not 1 of filter*

False positives (as the rule lists them)

  • Other legitimate network providers used and not filtred in this rule

Tags

  • attack.credential-access
  • attack.t1003

MITRE ATT&CK ids this rule names

Related rules

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_new_network_provider.yml

Sources and licences

  • SigmaHQ

    "Potential Credential Dumping Attempt Using New NetworkProvider - REG" by Nasreddine Bencherchali (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_set/registry_set_new_network_provider.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 Credential Dumping Attempt Using New NetworkProvider - REG",
entity page, dataset version ref-2181e3d35f19, updated 2023-08-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/0442defa-b4a2-41c9-ae2c-ea7042fc4701 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 0442defa-b4a2-41c9-ae2c-ea7042fc4701, 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.