gacutlrc.dll

  • File Path: C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\gacutlrc.dll
  • Description: Microsoft (R) .NET Framework Global Assembly Cache Utility
  • Comments: Flavor=Retail

Hashes

Type Hash
MD5 BC351B5548E1CBEC960D56B573A2BD9E
SHA1 217FB6FC5A55A110EE87D961DD6504086D1CC92D
SHA256 8E387159EC7181DC41EC344A08A8C50D7A54D817C4930C5E97F935AA7948972F
SHA384 8EEF02A707F4C16E8A628CF296A558A701B51EDC20B665D7FD2205708856F89E11604788F08170679BBFEF7C5C4523E5
SHA512 38F6A2A6C6D9043A0B73AE30ADD3F151409C90A5E874DC84E9DF2C7EEAACBBDBFCBDEA58645ED6F645577CC1FAD202E0EADA84D158DE332E375DBCFB1626B7A0
SSDEEP 384:To1WjGmY5Cg4e6/h2Nc/YK++TJdkpoQrQNCe+WBumxWHrrgeVKQpBj0HRN7fQBQu:TAIecY0QrQNCex0AqWfQB85mv
IMP n/a
PESHA1 7AE7EF43B203ADAC321495AA613632D44AF5F83D
PE256 FE7648D04D299ED45779774BFDEE95C4B4AD0AB2EA6276A4B9354E000C3B778C

Signature

  • Status: Signature verified.
  • Serial: 33000001519E8D8F4071A30E41000000000151
  • Thumbprint: 62009AAABDAE749FD47D19150958329BF6FF4B34
  • Issuer: CN=Microsoft Code Signing PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
  • Subject: CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

  • Original Filename: gacutlrc.dll
  • Product Name: Microsoft .NET Framework
  • Company Name: Microsoft Corporation
  • File Version: 4.8.4084.0 built by: NET48REL1
  • Product Version: 4.8.4084.0
  • Language: English (United States)
  • Legal Copyright: Microsoft Corporation. All rights reserved.
  • Machine Type: 64-bit

File Scan

  • VirusTotal Detections: 0/74
  • VirusTotal Link: https://www.virustotal.com/gui/file/8e387159ec7181dc41ec344a08a8c50d7a54d817c4930c5e97f935aa7948972f/detection

File Similarity (ssdeep match)

File Score
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\flogvwrc.dll 29
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\gacutlrc.dll 82
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\IlDasmrc.dll 29
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\pevrfyrc.dll 25
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\snrc.dll 29
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\1033\TrackerUI.dll 32
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\flogvwrc.dll 27
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\IlDasmrc.dll 29
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\pevrfyrc.dll 25
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\snrc.dll 27
C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.8 Tools\x64\1033\TrackerUI.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Accessibility.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\CustomMarshalers.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\Microsoft.Win32.Primitives.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.AppContext.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Collections.Concurrent.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Collections.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Collections.NonGeneric.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Collections.Specialized.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ComponentModel.Annotations.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ComponentModel.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ComponentModel.EventBasedAsync.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ComponentModel.Primitives.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ComponentModel.TypeConverter.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Console.dll 35
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Data.Common.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.Contracts.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.Debug.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.FileVersionInfo.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.Process.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.StackTrace.dll 35
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.TextWriterTraceListener.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.Tools.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Diagnostics.TraceSource.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Drawing.Primitives.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Dynamic.Runtime.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Globalization.Calendars.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Globalization.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Globalization.Extensions.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.Compression.ZipFile.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.FileSystem.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.FileSystem.DriveInfo.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.FileSystem.Primitives.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.FileSystem.Watcher.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.IsolatedStorage.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.MemoryMappedFiles.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.Pipes.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.IO.UnmanagedMemoryStream.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Linq.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Linq.Expressions.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Linq.Parallel.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Linq.Queryable.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Http.Rtc.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.NameResolution.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.NetworkInformation.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Ping.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Primitives.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Requests.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Security.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.Sockets.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.WebHeaderCollection.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.WebSockets.Client.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Net.WebSockets.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ObjectModel.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.Emit.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.Emit.ILGeneration.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.Emit.Lightweight.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.Extensions.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Reflection.Primitives.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Resources.Reader.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Resources.ResourceManager.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Resources.Writer.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.CompilerServices.VisualC.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Extensions.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Handles.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.InteropServices.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.InteropServices.RuntimeInformation.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.InteropServices.WindowsRuntime.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Numerics.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Serialization.Formatters.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Serialization.Json.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Serialization.Primitives.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Runtime.Serialization.Xml.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Claims.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Cryptography.Algorithms.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Cryptography.Csp.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Cryptography.Encoding.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Cryptography.Primitives.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Cryptography.X509Certificates.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.Principal.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Security.SecureString.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ServiceModel.Duplex.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ServiceModel.Http.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ServiceModel.NetTcp.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ServiceModel.Primitives.dll 35
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ServiceModel.Security.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Text.Encoding.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Text.Encoding.Extensions.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Text.RegularExpressions.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.Overlapped.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.Tasks.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.Tasks.Parallel.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.Thread.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.ThreadPool.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Threading.Timer.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.ValueTuple.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.ReaderWriter.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.XDocument.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.XmlDocument.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.XmlSerializer.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.XPath.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Facades\System.Xml.XPath.XDocument.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\ISymWrapper.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\Microsoft.Activities.Build.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\sysglobl.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Activities.DurableInstancing.dll 33
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.AddIn.Contract.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.ComponentModel.Composition.Registration.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Data.DataSetExtensions.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Data.Services.Design.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Diagnostics.Tracing.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.IO.Compression.dll 25
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.IO.Compression.FileSystem.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Management.Instrumentation.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Net.Http.WebRequest.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Numerics.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Reflection.Context.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Transactions.dll 22
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Web.Abstractions.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Web.RegularExpressions.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Web.Routing.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Windows.dll 27
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Windows.Input.Manipulations.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Windows.Presentation.dll 30
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\System.Xml.Serialization.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\UIAutomationClientsideProviders.dll 32
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\UIAutomationProvider.dll 29
C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework.NETFramework\v4.8\XamlBuildTask.dll 29
C:\Windows\Microsoft.NET\Framework\v4.0.30319\dfsvc.exe 29
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Microsoft.Workflow.Compiler.exe 33
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe 29
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe 33
C:\Windows\system32\aspnet_counters.dll 32
C:\Windows\system32\msvcr100_clr0400.dll 30
C:\Windows\SysWOW64\aspnet_counters.dll 32
C:\Windows\SysWOW64\msvcr100_clr0400.dll 29

MIT License. Copyright (c) 2020 Strontic.