Exemple #1
0
        public bool DumpModule(IntPtr moduleHandle, ImageLayout imageLayout, string filePath)
        {
            ClrModule           dacModule;
            InjectionClrVersion clrVersion;
            InjectionOptions    injectionOptions;
            MetadataInfoService metadataInfoService;
            MetadataInfo        metadataInfo;

            byte[] peImageData;

            dacModule = TryGetDacModule(moduleHandle);
            if (dacModule is null)
            {
                return(false);
            }
            switch (dacModule.Runtime.ClrInfo.Version.Major)
            {
            case 2:
                clrVersion = InjectionClrVersion.V2;
                break;

            case 4:
                clrVersion = InjectionClrVersion.V4;
                break;

            default:
                return(false);
            }
            // 判断要dump的模块的CLR版本
            injectionOptions = new InjectionOptions {
                PortName   = Guid.NewGuid().ToString(),
                ObjectName = Guid.NewGuid().ToString()
            };
            using (NativeProcess process = NativeProcess.Open(_processId))
                if (!process.InjectManaged(typeof(MetadataInfoService).Assembly.Location, typeof(Injection).FullName, "Main", XmlSerializer.Serialize(injectionOptions), clrVersion, out int result) || result != 0)
                {
                    return(false);
                }
            metadataInfoService = (MetadataInfoService)Activator.GetObject(typeof(MetadataInfoService), $"Ipc://{injectionOptions.PortName}/{injectionOptions.ObjectName}");
            // 注入DLL,通过.NET Remoting获取MetadataInfoService实例
            metadataInfo = XmlSerializer.Deserialize <MetadataInfo>(metadataInfoService.GetMetadataInfo(moduleHandle));
            if (!metadataInfo.PEInfo.IsValid)
            {
                return(false);
            }
            imageLayout = (ImageLayout)metadataInfo.PEInfo.ImageLayout;
            try {
                peImageData = DumpModule(moduleHandle, imageLayout, metadataInfo, null);
                // 尝试不使用文件中的节头
            }
            catch {
                peImageData = DumpModule(moduleHandle, imageLayout, metadataInfo, dacModule.FileName);
                // 如果出错,使用文件中的节头
            }
            File.WriteAllBytes(filePath, peImageData);
            return(true);
        }
Exemple #2
0
        private static byte[] DumpModule(NativeModule module, ImageLayout imageLayout, MetadataInfo metadataInfo, string imagePath)
        {
            byte[] peImageData;

            peImageData = PEImageHelper.DirectCopy(module, imageLayout, !(imagePath is null), imagePath);
            if (imageLayout == ImageLayout.File)
            {
                // 统一为内存格式,方便修复
                FileLayoutToMemoryLayout(ref peImageData, metadataInfo);
            }
            FixDotNetHeaders(peImageData, metadataInfo);
            // 修复.NET头
            peImageData = PEImageHelper.ConvertImageLayout(peImageData, ImageLayout.Memory, ImageLayout.File);
            // 转换回文件格式用于保存
            return(peImageData);
        }
        public bool DumpModule(IntPtr moduleHandle, ImageLayout imageLayout, string filePath)
        {
            ClrModule           dacModule;
            InjectionClrVersion clrVersion;

            Injection.Options   options;
            AntiAntiDumpService antiAntiDumpService;
            AntiAntiDumpInfo    antiAntiDumpInfo;
            MetadataInfo        metadataInfo;

            byte[] peImageData;

            dacModule = TryGetDacModule(moduleHandle);
            if (dacModule == null)
            {
                return(false);
            }
            switch (dacModule.Runtime.ClrInfo.Version.Major)
            {
            case 2:
                clrVersion = InjectionClrVersion.V2;
                break;

            case 4:
                clrVersion = InjectionClrVersion.V4;
                break;

            default:
                return(false);
            }
            // 判断要dump的模块的CLR版本
            options = new Injection.Options {
                PortName   = Guid.NewGuid().ToString(),
                ObjectName = Guid.NewGuid().ToString()
            };
            using (NativeProcess process = NativeProcess.Open(_processId))
                if (!process.InjectManaged(typeof(AntiAntiDumpService).Assembly.Location, typeof(Injection).FullName, "Main", options.Serialize(), clrVersion, out int result) || result != 0)
                {
                    return(false);
                }
            antiAntiDumpService = (AntiAntiDumpService)Activator.GetObject(typeof(AntiAntiDumpService), $"Ipc://{options.PortName}/{options.ObjectName}");
            // 注入DLL,通过.NET Remoting获取AntiAntiDumpService实例
            antiAntiDumpInfo = antiAntiDumpService.GetAntiAntiDumpInfo(moduleHandle);
            if (!antiAntiDumpInfo.CanAntiAntiDump)
            {
                return(false);
            }
            imageLayout = (ImageLayout)antiAntiDumpInfo.ImageLayout;
            // 覆盖通过DAC获取的,不确定DAC获取的是否准确,毕竟DAC的bug还不少
            metadataInfo = antiAntiDumpInfo.MetadataInfo;
            PrintStreamInfo("#~ or #-", metadataInfo.TableStream);
            PrintStreamInfo("#Strings", metadataInfo.StringHeap);
            PrintStreamInfo("#US", metadataInfo.UserStringHeap);
            PrintStreamInfo("#GUID", metadataInfo.GuidHeap);
            PrintStreamInfo("#Blob", metadataInfo.BlobHeap);
            peImageData = PEImageHelper.DirectCopy(_processId, (void *)moduleHandle, imageLayout);
            FixHeader(peImageData, antiAntiDumpInfo);
            peImageData = PEImageHelper.ConvertImageLayout(peImageData, imageLayout, ImageLayout.File);
            File.WriteAllBytes(filePath, peImageData);
            return(true);
        }