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
Windows Process: curl Download with HTTP Output Redirect and Command Chaining
Flags Windows commands where curl downloads over HTTP with -o and then executes via command chaining with '&'.
sigmaWindowshigh2020-01-13Windows: Koadic Command Prompt Invocation with /q /c chcp
Flags cmd.exe executions with /q /c and chcp in the command line, matching Koadic-style command parameters.
sigmaWindowshigh2020-01-12Windows Process Access to svchost.exe with High-Rights GrantedAccess
Alerts on high-privilege access to svchost.exe when process call context is UNKNOWN, excluding MSBuild-origin traffic.
sigmaWindowshigh2020-01-02Windows Registry Access to WCESERVICE Start Key
Detects registry activity targeting the WCE service Start configuration in Windows.
sigmaWindowscritical2019-12-31Windows Process Execution of Windows Credential Editor (WCE) Executables
Flags execution of Windows Credential Editor (WCE.exe/WCE64.exe) using image name endings and known imphash values.
sigmaWindowscritical2019-12-31Windows Process Creation: svchost.exe Spawned Without Command-Line Arguments
Flags svchost.exe process starts lacking command-line values, excluding rpcnet/rpcnetp parent cases.
sigmaWindowshigh2019-12-28Windows CreateMiniDump.exe HackTool Execution via Process Creation
Detects the execution of CreateMiniDump.exe using image name and a specific IMPHASH.
sigmaWindowshigh2019-12-22Windows Process Execution of Bloodhound/SharpHound Command-Line Collection Options
Alerts on SharpHound/Bloodhound-like processes launching with discovery-focused command-line parameters.
sigmaWindowshigh2019-12-20Windows Process Creation: IIS appcmd Native Module Installation via Command Line
Alerts on appcmd.exe commands installing IIS native-code modules using a -name: parameter, excluding iissetup-launched setups.
sigmaWindowsmedium2019-12-11Successful Windows Account Logon via WMI (4624 with WmiPrvSE.exe)
Flags successful 4624 logons tied to WmiPrvSE.exe, indicating WMI-driven authentication on Windows.
sigmaWindowslow2019-12-04Windows Security: Detect Domain Trust Creation (Event ID 4706)
Alerts on Windows Event ID 4706 indicating a new trust was created to a domain.
sigmaWindowsmedium2019-12-03Windows Security: Failed Code Integrity Checks (Event 5038/6281)
Alerts on Windows Security code integrity failures (Event 5038/6281) that may indicate modified or corrupted binaries.
sigmaWindowsinformational2019-12-03Windows Security Event 6416 for USB Mass Storage Device Plug-In or DiskDrive Recognition
Flags Windows Event ID 6416 entries where a DiskDrive/USB Mass Storage Device is detected as connected.
sigmaWindowslow2019-11-20Windows ProcDump Execution via Renamed Binary
Flags renamed ProcDump usage on Windows by matching procdump indicators and dump flags while excluding known executable names.
sigmaWindowshigh2019-11-18Windows Security: Anonymous Logon (4624 LogonType 3) with Loopback IPs
Alerts on Windows 4624 LogonType 3 with ANONYMOUS LOGON and loopback IPs, matching RottenPotato-like patterns.
sigmaWindowshigh2019-11-15Windows msiexec.exe Execution from Uncommon Directory
Alerts when msiexec.exe starts from a non-standard path, which may indicate masquerading.
sigmaWindowshigh2019-11-14Windows Image Load: System.Management.Automation DLL Loaded by Non-PowerShell Process
Alerts when a non-PowerShell executable loads System.Management.Automation.dll on Windows, indicating possible PowerShell execution in another process.
sigmaWindowsmedium2019-11-14Windows Process Creation: Detect Obfuscated PowerShell IEX Invocation from Invoke-Obfuscation
Detects PowerShell commands showing obfuscation markers consistent with Invoke-Obfuscation-powered IEX invocation.
sigmaWindowshigh2019-11-08PowerShell: Obfuscated IEX Invocation via Invoke-Obfuscation String/Variable Patterns
Alerts on obfuscated PowerShell IEX invocation strings built from Invoke-Obfuscation style concatenation patterns in ScriptBlockText.
sigmaWindowshigh2019-11-08PowerShell Module Obfuscated IEX Invocation via Invoke-Obfuscation Payload Patterns
Alerts when PowerShell module payloads contain patterns consistent with obfuscated IEX generation via Invoke-Obfuscation.
sigmaWindowshigh2019-11-08