C# alternative to the linux \"cat\" command... Prints file contents t…

…o console. For use with Cobalt Strike's Execute-Assembly

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto

Program.cs

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+using System;
+using System.IO;
+
+namespace SharpCat
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            if (args.Length == 0)
+            {
+                Console.WriteLine(@"
+ _____ _                      _____       _   
+/  ___| |                    /  __ \     | |  
+\ `--.| |__   __ _ _ __ _ __ | /  \/ __ _| |_ 
+ `--. \ '_ \ / _` | '__| '_ \| |    / _` | __|
+/\__/ / | | | (_| | |  | |_) | \__/\ (_| | |_ 
+\____/|_| |_|\__,_|_|  | .__/ \____/\__,_|\__|
+                       | |                    
+                       |_|                    
+" +
+"" +
+"Developed By: @sadpanda_sec\n\n" +
+"Description: C# alternative to the linux \"cat\" command... Prints file contents to console.\n\n" +
+"Usage: SharpCat.exe C:\\Some\\Path\\To\\File");
+                System.Environment.Exit(0);
+
+            }
+            else if (args.Length == 1)
+            {
+                if (File.Exists(args[0]))
+                {
+                    string path = Path.GetFullPath(args[0]);
+                    string text = File.ReadAllText(path);
+                    DateTime date = DateTime.Now;
+                    Console.WriteLine("\n" + date + ": " + "Reading File: " + path + "\n\n");
+                    Console.WriteLine(text);
+                    System.Environment.Exit(0);
+
+                }
+                else
+                {
+                    Console.WriteLine("File Does Not Exist");
+                    System.Environment.Exit(0);
+
+                }
+            }
+            else
+            {
+                if (args.Length > 1)
+                {
+                    Console.WriteLine("Error...Provided more than one command line argument\n\n" +
+                        "Usage: SharpCat.exe C:\\Some\\Path\\To\\File");
+                    System.Environment.Exit(0);
+                }
+            }
+        }
+    }
+}
+

Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("SharpCat")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("SharpCat")]
+[assembly: AssemblyCopyright("Copyright ©  2021")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("469f4a56-2d36-4e36-8892-cc4b0cebfbb8")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

README.md

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+# SharpCat
+ C# alternative to the linux "cat" command... Prints file contents to console. For use with Cobalt Strike's Execute-Assembly

SharpCat.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>SharpCat</RootNamespace>
+    <AssemblyName>SharpCat</AssemblyName>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

SharpCat.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.31205.134
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharpCat", "SharpCat.csproj", "{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{469F4A56-2D36-4E36-8892-CC4B0CEBFBB8}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {940926AF-DA52-4525-972A-3C3A151F7349}
+	EndGlobalSection
+EndGlobal

obj/Debug/.NETFramework,Version=v4.0.AssemblyAttributes.cs

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+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.0", FrameworkDisplayName = ".NET Framework 4")]

obj/Release/.NETFramework,Version=v4.0.AssemblyAttributes.cs

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+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.0", FrameworkDisplayName = ".NET Framework 4")]