Diamond and Sapphire Tickets are forged TGTs created by modifying a legitimate TGT, which gives it additional privileges or a new identity. While many Golden Ticket detections are based on the absence of a TGT creation by a legitimate DC, the new attacks manipulate a legitimate TGT that was issued by the DC, … See more Unit 42 researchers show new detection methods that help improve detection of a new line of Kerberos attacks, which allow attackers to modify … See more To understand the ticket attacks and their implications, it helps to understand a few things about how Kerberos works. This includes some common terms for features used in these attacks, as well as the structure of how … See more Forged ticket attacks have been sighted in the wild, such as in attacks by Playful Taurus, also known as APT15, Ke3changand NICKEL. This group is attributed to actors operating out of China and has targeted oil, … See more Both the Sapphire and Diamond Ticket attacks decrypt a legitimate TGT and change its PAC, and in order to do that, the adversary needs … See more WebA diamond ticket is made by modifying the fields of a legitimate TGT that was issued by a DC. This is achieved by requesting a TGT , decrypting it with the domain's krbtgt hash, …
How to Detect Pass-the-Ticket Attacks - Stealthbits Technologies
WebMar 24, 2024 · The Diamond PAC can be\nused by attackers to assign high privileges to a user’s access request, regardless of the user’s original\npermissions.\nIn contrast to the Golden Ticket attack, which also uses a stolen KRBTGT key and can be used to provide\nhigh privileges to the attacker, the Diamond PAC attack does not craft a full … WebSince Diamond tickets modify PACs on-the-fly to include arbitrary group IDs, chances are some detection software are (of will be) able to detect discrepancies between a PAC's … git revert command example
AD Security Research: Breaking Trust Transitivity Semperis
WebThis video explains how a forged TGS ticket (Kerberos Silver Ticket) can allow attacker to access services on a target host, and demonstrates this attack technique in action. To learn more... WebApr 5, 2024 · Active Directory AttacksSummaryToolsKerberos Clock SynchronizationActive Directory ReconUsing BloodHoundUsing PowerViewUsing AD ModuleOther Interesting CommandsFrom CVE to SYSTEM shell on DCMS14-068 Checksum ValidationMitigationsZeroLogonPrintNightmaresamAccountName spoofingOpen … WebJul 16, 2024 · An example showing Golden Ticket attack: Step 1: The attacker obtains the hash for the KRBTGT account using DCSync attack. Step 2: The attacker uses Mimikatz … git revert changes to a specific file