Yunolay

Active Directory

Silver Ticket Attacks: Forging Kerberos Service Tickets

How attackers forge Kerberos TGS service tickets using a service account hash, and how blue teams detect and prevent it.
Active Directory

Abusing Unconstrained Delegation: From Printer Bug to Domain Compromise

How attackers abuse Kerberos Unconstrained Delegation to capture TGTs and pivot to Domain Admin, plus blue-team defenses.
Active Directory

Abusing Kerberos Constrained Delegation: S4U2Self and S4U2Proxy

A practical walkthrough of abusing Kerberos Constrained Delegation via S4U2Self and S4U2Proxy to impersonate privileged users.
Active Directory

Resource-Based Constrained Delegation (RBCD) Attack: From a Single Computer Account to Domain Compromise

A practical walkthrough of the Resource-Based Constrained Delegation attack, abusing msDS-AllowedToActOnBehalfOfOtherIdentity for privilege escalation.
Active Directory

ADCS Attacks: A Practical Overview of ESC1 Through ESC8

A field guide to Active Directory Certificate Services attacks ESC1-ESC8, with Certipy commands and Blue Team defenses.
Active Directory

Introduction to Attack Path Analysis with BloodHound

Learn how to collect AD data with SharpHound and use BloodHound, neo4j, and Cypher to find the shortest path to Domain Admins.
Active Directory

LDAP Enumeration Techniques: ldapsearch and windapsearch

A practical guide to enumerating Active Directory over LDAP with ldapsearch, windapsearch, and bloodyAD, plus blue-team defenses.
Active Directory

SMB Enumeration and Null Session Exploitation

A practical guide to enumerating SMB and abusing null sessions with enum4linux-ng, smbclient, rpcclient, and RID cycling.
Active Directory

Inside Kerberos: A Deep Dive into the Protocol Internals

A practical breakdown of Kerberos internals: AS-REQ, TGS-REQ, the PAC, and why RC4 vs AES etypes matter for attackers and defenders.
Active Directory

Abusing Group Policy Objects for Privilege Escalation and Lateral Movement

How attackers weaponize editable Group Policy Objects with SharpGPOAbuse and GPP cpassword, plus blue-team detection and hardening.
Active Directory

Abusing Active Directory DACLs: GenericAll, WriteDACL, and the Path to Domain Compromise

How attackers abuse GenericAll and WriteDACL ACEs in Active Directory, and how blue teams detect and prevent it.
Active Directory

Shadow Credentials: Abusing msDS-KeyCredentialLink for AD Persistence and Privilege Escalation

Abuse msDS-KeyCredentialLink to forge Key Trust certificates, authenticate via PKINIT, and recover NTLM hashes.
Active Directory

Password Spraying Active Directory Without Tripping Lockouts

A practical, lockout-aware guide to password spraying Active Directory with kerbrute, plus detection and defense.
Active Directory

PetitPotam and Coercion Attacks: Forcing Authentication and Relaying to AD CS

How PetitPotam coerces machine authentication via MS-EFSRPC and relays it to AD CS for domain compromise — with detection and defense.
Security

Abusing Windows Token Privileges: The Potato Attack Family

How service accounts with SeImpersonatePrivilege escalate to SYSTEM via JuicyPotato, PrintSpoofer, and RoguePotato, plus blue-team defenses.
Windows Privesc

Privilege Escalation via Unquoted Service Paths on Windows

How unquoted Windows service paths with spaces let low-privileged users plant a binary and escalate to SYSTEM, plus blue-team defenses.
Windows Privesc

Weak Service Permissions: Privilege Escalation via SERVICE_CHANGE_CONFIG on Windows

Abuse misconfigured Windows service DACLs to rewrite binPath and escalate to SYSTEM, plus detection and hardening.
Security

DLL Hijacking: Privilege Escalation and Persistence on Windows

How DLL search order hijacking and phantom DLLs lead to privilege escalation and persistence, plus Blue Team detection and defense.
Windows Privesc

Abusing AlwaysInstallElevated for Windows Privilege Escalation

How a misconfigured AlwaysInstallElevated policy lets a low-privileged user run a malicious MSI as SYSTEM, plus detection and defense.
Windows Privesc

UAC Bypass Techniques: A Practical Overview of Auto-Elevation Abuse

A practical tour of Windows UAC bypass techniques abusing auto-elevating binaries, registry hijacks, and UACME, plus blue-team defenses.
Windows Privesc

Practical Credential Theft with Mimikatz

A hands-on guide to dumping Windows credentials with Mimikatz and the LSA protections that stop it.
Windows Privesc

Dumping LSASS Memory: Techniques and Detection Evasion

A practical guide to dumping LSASS memory with comsvcs.dll, procdump, and nanodump, plus parsing with pypykatz and blue-team defenses.
Windows Privesc

Looting Windows Secrets: Attacking DPAPI and Credential Manager

How attackers decrypt DPAPI-protected Credential Manager vaults and browser secrets, plus how blue teams detect and stop it.
Windows Privesc

Abusing Scheduled Tasks for Windows Persistence and Privilege Escalation

How attackers abuse writable task XML, schtasks, and Task Scheduler to persist and escalate on Windows, plus blue-team detection.
Windows Privesc

Abusing Registry Autoruns for Windows Persistence and Privilege Escalation

How attackers abuse writable Run keys and other autorun locations for persistence and privesc, plus how blue teams detect it.
Windows Privesc

AMSI and Windows Defender Bypass: A Practical Primer

A hands-on primer on AMSI patching, reflection, obfuscation, and in-memory bypasses, with blue-team detection guidance.
Windows Privesc

PowerShell Obfuscation and Execution Policy Bypass

How attackers bypass PowerShell ExecutionPolicy and CLM with obfuscation, and how defenders detect and stop it.
Windows Privesc

Lateral Movement and Persistence with WMI

How attackers abuse WMI for remote code execution and stealthy persistence, plus the detection and defenses blue teams need.
Windows Privesc

Named Pipe Impersonation: How Windows getsystem Really Works

A deep dive into ImpersonateNamedPipeClient and how named pipe impersonation powers Meterpreter's getsystem.
Windows Privesc

PrintNightmare: Abusing the Windows Print Spooler for Privilege Escalation and RCE

A practical walkthrough of CVE-2021-1675 and CVE-2021-34527 (PrintNightmare): abusing AddPrinterDriverEx for SYSTEM-level code execution, plus blue-team defenses.
Windows Privesc

Windows Event Logs and Forensic Artifacts: Tracking and Tampering

How Windows Security event logs record attacker activity, how adversaries clear them, and how defenders detect tampering.
Windows Privesc

Practical Windows Enumeration with winPEAS

A hands-on guide to running winPEASx64 for Windows privilege escalation enumeration, with defensive countermeasures.
Windows Privesc

Abusing SeBackupPrivilege and SeRestorePrivilege for Windows Privilege Escalation

How attackers abuse SeBackupPrivilege/SeRestorePrivilege to dump SAM, SYSTEM, and ntds.dit, plus blue-team detection and defense.
Security

Living off the Land: Abusing LOLBAS Binaries on Windows

How attackers abuse certutil, bitsadmin, mshta, regsvr32 and rundll32 to download, execute and evade — plus blue-team detection.
Linux Privesc

Exploiting SUID/SGID Binaries for Linux Privilege Escalation

How attackers abuse SUID/SGID binaries to escalate to root on Linux, plus blue-team detection and hardening.
Linux Privesc

Exploiting sudo Misconfigurations with GTFOBins

How attackers turn weak sudo rules, NOPASSWD, env_keep, and LD_PRELOAD into root — and how blue teams shut it down.
Linux Privesc

Abusing Linux Capabilities for Privilege Escalation

How attackers abuse cap_setuid and cap_dac_read_search file capabilities to escalate to root, and how blue teams detect it.
Linux Privesc

Privilege Escalation via Cron Job Abuse on Linux

Exploit writable cron scripts, weak PATH, and wildcard injection to escalate to root, plus blue-team detection and hardening.
Linux Privesc

PATH Hijacking: Privilege Escalation via Writable PATH Directories and Relative Binaries

How attackers abuse relative paths and writable PATH directories to plant malicious binaries and escalate privileges on Linux.
Linux Privesc

Abusing NFS no_root_squash for Local Privilege Escalation

How a misconfigured NFS export with no_root_squash lets a low-priv user plant a root SUID binary and escalate.