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Detectionhightest

New DNS ServerLevelPluginDll Installed

Detects the installation of a DNS plugin DLL via ServerLevelPluginDll parameter in registry, which can be used to execute code in context of the DNS server (restart required)

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Launch
Florian Roth (Nextron Systems)Created Mon May 08Updated Thu Aug 17e61e8a88-59a9-451c-874e-70fcc9740d67windows
Log Source
WindowsRegistry Set
ProductWindows← raw: windows
CategoryRegistry Set← raw: registry_set
Detection Logic
Detection Logic1 selector
detection:
    selection:
        TargetObject|endswith: '\services\DNS\Parameters\ServerLevelPluginDll'
    condition: selection
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

References
1
Resolving title…
medium.com
2
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blog.3or.de
MITRE ATT&CK
Related Rules
DerivedDetectionhigh

DNS Server Error Failed Loading the ServerLevelPluginDLL

Detects a DNS server error in which a specified plugin DLL (in registry) could not be loaded

This rule was derived from the related rule - both detect similar activity with different scope.

DerivedDetectionhigh

New DNS ServerLevelPluginDll Installed Via Dnscmd.EXE

Detects the installation of a DNS plugin DLL via ServerLevelPluginDll parameter in registry, which can be used to execute code in context of the DNS server (restart required)

This rule was derived from the related rule - both detect similar activity with different scope.

Rule Metadata
Rule ID
e61e8a88-59a9-451c-874e-70fcc9740d67
Status
test
Level
high
Type
Detection
Created
Mon May 08
Modified
Thu Aug 17
Author
Florian Roth (Nextron Systems)
Path
rules/windows/registry/registry_set/registry_set_dns_server_level_plugin_dll.yml
Raw Tags
attack.privilege-escalationattack.persistenceattack.defense-evasionattack.t1574.001attack.t1112
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