From fa67d370c0cd0c73353490e5e678fd4092548cc8 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Sun, 7 Sep 2025 11:00:55 -0400
Subject: [PATCH] Add GkWare SFX detection (fixes #97)

---
 BinaryObjectScanner/Packer/GkWareSFX.cs | 27 +++++++++++++++++++++++++
 README.md                               |  1 +
 2 files changed, 28 insertions(+)
 create mode 100644 BinaryObjectScanner/Packer/GkWareSFX.cs

diff --git a/BinaryObjectScanner/Packer/GkWareSFX.cs b/BinaryObjectScanner/Packer/GkWareSFX.cs
new file mode 100644
index 00000000..4adbb6a4
--- /dev/null
+++ b/BinaryObjectScanner/Packer/GkWareSFX.cs
@@ -0,0 +1,27 @@
+using BinaryObjectScanner.Interfaces;
+using SabreTools.Serialization.Wrappers;
+
+namespace BinaryObjectScanner.Packer
+{
+    /// <summary>
+    /// GkWare Self-Extracting installer
+    /// </summary>
+    public class GkWareSFX : IExecutableCheck<PortableExecutable>
+    {
+        /// <inheritdoc/>
+        public string? CheckExecutable(string file, PortableExecutable pex, bool includeDebug)
+        {
+            // <see href="https://www.virustotal.com/gui/file/867726b7afc1b2343651497bbbe35618f781bb82491a2a768922117c44a897d3/details"/>
+            var name = pex.FileDescription;
+            if (name.OptionalContains("GkWare Self extractor"))
+                return "GkWare SFX";
+
+            // <see href="https://www.virustotal.com/gui/file/867726b7afc1b2343651497bbbe35618f781bb82491a2a768922117c44a897d3/details"/>
+            name = pex.ProductName;
+            if (name.OptionalContains("GkWare Self extractor"))
+                return "GkWare SFX";
+
+            return null;
+        }
+    }
+}
diff --git a/README.md b/README.md
index 21fcdbae..d9f8f4c4 100644
--- a/README.md
+++ b/README.md
@@ -153,6 +153,7 @@ Below is a list of executable packers detected by BinaryObjectScanner. The three
 | Embedded File | Yes | No | Yes | Not technically a packer |
 | EXE Stealth | Yes | No | No | |
 | Gentee Installer | Yes | No | No | |
+| GkWare SFX | Yes | No | No | |
 | HyperTech CrackProof | Yes | No | No | |
 | Inno Setup | Yes | No | No | |
 | InstallAnywhere | Yes | No | No | |