How to protect a company against cyber intrusions - Teraworks

How to protect a company against cyber intrusions

teraworks  |  12 ספט 2023

  Okta, a provider of identity services, recently issued a warning about social engineering attacks orchestrated by threat actors with the aim of gaining elevated administrator permissions. According to Okta, multiple U.S.-based customers fell victim to these attacks, which took place between July 29 and August 19, 2023.

The attackers executed a highly sophisticated strategy by convincing IT service desk personnel to reset all multi-factor authentication (MFA) factors associated with highly privileged users. Once successful, they exploited the Okta Super Administrator accounts with high privileges to impersonate users within the compromised organization.

These attacks revolve around the use of a commercial phishing kit called 0ktapus. This kit comes equipped with pre-made templates that allow the creation of authentic-looking fake authentication portals. It facilitates the harvesting of login credentials and multi-factor authentication (MFA) codes, and it even includes a built-in command-and-control (C2) channel via Telegram.

Okta did not disclose the identity of the threat actor involved, but the tactics used bear a resemblance to the Muddled Libra activity cluster. This cluster could potentially have ties to groups like Scattered Spider and Scatter Swine. It is worth noting, however, that merely using the 0ktapus phishing kit does not necessarily categorize a threat actor as Muddled Libra, as pointed out by Palo Alto Networks Unit 42.

Furthermore, the specific targets, motives, or goals of this threat actor remain unclear, making it challenging to establish a direct link to UNC3944, a group tracked by Mandiant that employs similar methods.

In light of these evolving threats, it is crucial for organizations to prioritize the resilience of their identity and access management (IAM) systems. Waiting until it's too late is not an option—take action now to secure your organization's Okta accounts.

In addition, consider the foundational elements of disaster recovery in Okta and IAM:

– Directory-Based Authentication: Disaster recovery begins with basics like directory-based authentication mechanisms such as Active Directory or Azure AD, which can be integrated with Okta for added resilience.
– Directory-Based Resilience Planning: Your disaster recovery plan should start by understanding your existing architecture, ensuring that directory-based authentication systems can withstand both man-made and natural disasters, with well-defined backup and redundancy plans.
– Objectives and Principles: Understanding key objectives and principles like Recovery Time Objective (RTO) and Recovery Point Objective (RPO) is vital, as they define acceptable levels of downtime and data loss.
– Application Access: Resilience should extend beyond logging into applications; the applications themselves should be capable of quick recovery.
– Privileged Access & Break-Glass: Incorporate Privileged Access Management (PAM) systems and establish a "break-glass" procedure for emergencies when standard processes fail.
– API Access Management: Include API-first development and microservices in your disaster recovery plan.
– Maintaining the Backup: Regular maintenance and continuous data verification are essential.
– Disaster Training & Exercises: Documenting your Disaster Recovery Plan isn't enough; regular training and simulation exercises are necessary to ensure everyone knows their role during an actual disaster.

Take proactive steps to enhance your organization's IAM resilience and protect against evolving threats. Don't leave your Okta accounts vulnerable.

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