Every published rule
Every rule shows the reporting behind it, the telemetry it needs and where it falls short — before it costs you anything.
2300 rules
PowerShell Add-DnsClientNrptRule Modifies NRPT Namespaces
Flags PowerShell scripts that add DNS Name Resolution Policy Table rules for a specified namespace.
sigmaWindowshigh2021-09-14PowerShell ScriptBlock launching redirected comspec to Alternate Data Stream via '>'
Flags PowerShell script blocks using Start-Process with comspec and " > " redirection consistent with ADS-style file hiding.
sigmaWindowsmedium2021-09-02Windows Kerberos TGT Request with AD CS Certificate Thumbprint Anomalies (EventID 4768)
Identifies unusual certificate-associated Kerberos TGT (4768) requests targeting computer accounts on Windows.
sigmaWindowshigh2021-09-02Windows WMI Event Consumer with Encoded Payload Containing Suspicious Strings
Detects WMI event consumer encoded payloads containing suspicious execution-related strings on Windows.
sigmaWindowshigh2021-09-01Windows Process Creation: Execution CommandLines Involving NTFS Alternate Data Streams
Alerts on Windows executions whose command lines reference NTFS Alternate Data Streams combined with specific file-data tools.
sigmaWindowsmedium2021-09-01Windows WMI Event Consumer (scrcons.exe) Creates Named Pipe
Flags scrcons.exe creating a Windows named pipe, using named pipe creation event telemetry.
sigmaWindowsmedium2021-09-01Windows Atera RMM Agent Installation via MsiInstaller Event ID 1033
Flags Windows MSI installs where installer logs indicate an AteraAgent installation (EventID 1033, MsiInstaller).
sigmaWindowshigh2021-09-01Windows UAC Bypass via ComputerDefaults.exe with Elevated Integrity Parent Process
Flags ComputerDefaults.exe runs at high/system integrity when the parent isn’t from typical system or Program Files paths.
sigmaWindowshigh2021-08-31Windows Registry UAC Bypass via winsat.exe LowerCaseLongPath and UACMe Path Parsing
Matches registry writes that reference winsat.exe using a LowerCaseLongPath construction consistent with UAC bypass path parsing.
sigmaWindowshigh2021-08-30Windows Process Creation: UAC Bypass via winsat.exe Path Parsing
Alerts on elevated processes spawned by Temp-path winsat.exe with system32 winsat command-line content.
sigmaWindowshigh2021-08-30Windows UAC Bypass via NTFS Reparse Point: wusa.exe DLL Hijacking Process Behavior
Alerts on high-integrity wusa.exe launched from Temp update.msu with a dism.exe parent showing DismHost activity.
sigmaWindowshigh2021-08-30Windows UAC Bypass via msconfig Token Modification (msconfig.exe -5) Process Creation
Flags msconfig.exe invoked with -5 from a Temp pkgmgr.exe parent under elevated integrity levels, indicating a possible UAC bypass.
sigmaWindowshigh2021-08-30Windows UAC Bypass via IEInstal.exe Launching consent.exe from Temp with Elevated Integrity
Alerts on elevated consent.exe spawned by ieinstal.exe from Temp, indicating a possible Windows UAC bypass chain.
sigmaWindowshigh2021-08-30Windows UAC Bypass via DismHost.exe DLL Hijacking
Flags DismHost.exe executions from AppData\Local\Temp running as High/System integrity, consistent with UAC bypass via DLL hijacking.
sigmaWindowshigh2021-08-30Windows UAC Bypass via Disk Cleanup cleanmgr.exe run from Scheduled Task
Flags scheduled-task executions of cleanmgr.exe with disk-cleanup parameters running at high/System integrity.
sigmaWindowshigh2021-08-30Windows: Detect UACMe (Akagi.exe) execution via PE metadata and image name
Flags Windows processes likely running UACMe (Akagi.exe/Akagi64.exe) using PE metadata and known IMPHASH indicators.
sigmaWindowshigh2021-08-30Windows: Detect UAC bypass attempts via winsat.exe path parsing from user temp
Flags file activity targeting Temp\system32\winsat.exe (or winmm.dll) under C:\Users\ consistent with a UAC bypass attempt.
sigmaWindowshigh2021-08-30Windows UAC bypass using NTFS reparse point to place a hijack DLL in Temp
Alerts on file events pointing to a Temp legacy kernel32 DLL within user AppData, consistent with UAC bypass via reparse/DLL targeting.
sigmaWindowshigh2021-08-30Windows UAC Bypass via msconfig Token Modification Dropping pkgmgr.exe from Temp
Alerts on writes to C:\Users\…\AppData\Local\Temp\pkgmgr.exe indicative of msconfig-based UAC bypass staging.
sigmaWindowshigh2021-08-30Windows UAC bypass via IEInstal.exe dropping consent.exe to Temp
Alerts on IEInstal.exe activity writing consent.exe under AppData Local Temp to support a UAC bypass attempt.
sigmaWindowshigh2021-08-30