diff --git a/samples/vboxwrapper/vboxwrapper.cpp b/samples/vboxwrapper/vboxwrapper.cpp
index f13636251b..31e41c836a 100644
--- a/samples/vboxwrapper/vboxwrapper.cpp
+++ b/samples/vboxwrapper/vboxwrapper.cpp
@@ -436,6 +436,12 @@ int main(int argc, char** argv) {
 
     // Choose a random interleave value for checkpoint intervals to stagger disk I/O.
     // 
+    struct stat vm_image_stat;
+    if (-1 == stat(IMAGE_FILENAME_COMPLETE, &vm_image_stat)) {
+        srand((int)time(NULL));
+    } else {
+        srand((int)(vm_image_stat.st_mtime * time(NULL)));
+    }
     random_checkpoint_factor = (double)(((int)(drand() * 100000.0)) % 600);
     fprintf(
         stderr,
diff --git a/win_build/vboxwrapper.vcxproj b/win_build/vboxwrapper.vcxproj
index c21c7b68c6..968f884218 100644
--- a/win_build/vboxwrapper.vcxproj
+++ b/win_build/vboxwrapper.vcxproj
@@ -128,12 +128,12 @@
     </ResourceCompile>
     <Link>
       <AdditionalDependencies>libcmt.lib;libcpmt.lib;kernel32.lib;user32.lib;gdi32.lib;ole32.lib;wsock32.lib;psapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <OutputFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26077_windows_intelx86.exe</OutputFile>
+      <OutputFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26078_windows_intelx86.exe</OutputFile>
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <IgnoreAllDefaultLibraries>true</IgnoreAllDefaultLibraries>
       <DelayLoadDLLs>%(DelayLoadDLLs)</DelayLoadDLLs>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <ProgramDatabaseFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26077_windows_intelx86.pdb</ProgramDatabaseFile>
+      <ProgramDatabaseFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26078_windows_intelx86.pdb</ProgramDatabaseFile>
       <SubSystem>Windows</SubSystem>
       <TargetMachine>MachineX86</TargetMachine>
     </Link>
@@ -177,12 +177,12 @@
     </ResourceCompile>
     <Link>
       <AdditionalDependencies>libcmt.lib;libcpmt.lib;kernel32.lib;user32.lib;gdi32.lib;ole32.lib;wsock32.lib;psapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <OutputFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26077_windows_x86_64.exe</OutputFile>
+      <OutputFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26078_windows_x86_64.exe</OutputFile>
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <IgnoreAllDefaultLibraries>true</IgnoreAllDefaultLibraries>
       <DelayLoadDLLs>%(DelayLoadDLLs)</DelayLoadDLLs>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <ProgramDatabaseFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26077_windows_x86_64.pdb</ProgramDatabaseFile>
+      <ProgramDatabaseFile>.\Build\$(Platform)\$(Configuration)\vboxwrapper_26078_windows_x86_64.pdb</ProgramDatabaseFile>
       <SubSystem>Windows</SubSystem>
       <TargetMachine>MachineX64</TargetMachine>
     </Link>