Every published rule
Every rule shows the reporting behind it, the telemetry it needs and where it falls short — before it costs you anything.
13 rules
Windows DLL Side-Loading: OleView loading aclui.dll
Alerts on OleView.exe loading aclui.dll on Windows, excluding common benign paths to highlight potential DLL side-loading.
sigmahigh2024-07-31Windows DLL side-loading: KeyScramblerIE.DLL loaded by KeyScrambler.exe
Alerts on KeyScrambler.exe loading KeyScramblerIE.dll, a common DLL side-loading pattern that may indicate malicious library execution.
sigmaWindowshigh2024-04-15Windows DLL Side-Loading via ProgramData Image Load Indicators (clip.exe and wsmprovhost.exe)
Flags ProgramData clip.exe or wsmprovhost.exe launching with suspicious DLL loads from ProgramData.
sigmahigh2023-10-24Windows DLL side-loading via appverifUI.dll image loads
Alerts when appverifUI.dll is loaded on Windows from unexpected paths, a common DLL sideloading technique.
sigmaWindowshigh2023-06-20Windows DLL Sideloading Suspicion via edputil.dll Image Load
Alerts on edputil.dll image loads occurring outside standard Windows system directories, suggesting possible DLL side-loading.
sigmaWindowshigh2023-06-09Windows Wazuh Platform DLL Side-Loading via ImageLoad of libwazuhshared.dll
Alerts on suspicious loading of Wazuh platform DLLs in Windows image load telemetry, excluding common Program Files and Mingw64 patterns.
sigmaWindowsmedium2023-03-13Windows vmnat.exe Renamed Execution for Possible DLL Side-Loading
Alerts on Windows processes where vmnat.exe appears renamed, which may support stealthy execution and DLL side-loading behavior.
sigmaWindowshigh2022-09-09Windows Defender mpclient.dll Side-loading: MpCmdRun.exe or NisSrv.exe from Non-Default Paths
Alerts when MpCmdRun.exe or NisSrv.exe runs from non-default directories, a common indicator of possible mpclient.dll sideloading.
sigmaWindowshigh2022-08-01Windows: msdt.exe Loads sdiageng.dll via Image Load Events
Flags msdt.exe image-load events that load sdiageng.dll, a behavior commonly associated with DLL side-loading abuse.
sigmaWindowshigh2022-06-17Windows: Xwizard.exe Execution from Non-Default Directory
Alerts when Xwizard.exe starts from an unexpected Windows path, indicating potential misuse or side-loading.
sigmaWindowshigh2021-09-20Windows Fax Service ualapi.dll Side-Loading via fxssvc.exe
Flags fxssvc.exe loading ualapi.dll from unexpected paths, indicating potential DLL side-loading for privilege escalation.
sigmaWindowshigh2020-05-04Windows process creation: svchost.exe launched by sllauncher.exe for DLL side-loading
Flags AppData\Roaming-launched svchost.exe instances spawned by sllauncher.exe with -k, matching DLL side-loading execution behavior.
sigmacritical2018-09-03Windows Process Creation: Suspicious Execution of PlugX DLL Side-Loading Utilities from Uncommon Paths
Alerts on execution of PlugX-related helper binaries from atypical paths, excluding common legitimate directories.
sigmahigh2017-06-12