![]() Problem: TrickBot payload email/Vulnerable Fortigate Firewall There are several detection opportunities for each of the Conti attack stages explained above. ![]() Once this is achieved, the deployment of ransomware and, in some cases, extortion, can begin. (7) NTDSutil provides a similar output as DCSync.įinally, (8) Rclone is an example of an open-source tool used by Conti to exfiltrate data. By this point, the domain is fully comprised, the contents of the Active Directory have been leaked, and the attackers have access to the most important accounts throughout the domain. They will then pursue the Active Directory environment through a technique called (6) DCSync. Once this information has been collected, the attackers will try to escalate their privileges using techniques such as (5) Kerberoasting to find SPN (service principal name) accounts with weak passwords and high privileges. The command AdFind is also frequently used. This can be fulfilled by utilizing binaries that are already on disk, such as an NLTest, which can be used to list domain controllers on the domain or netgroup, which is used for gathering information about certain groups, specifically domain administrators. Next, the attacker can implement a form of (4) internal reconnaissance.
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