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Threats posed by using RATs in ICS

September 20, 2018

While conducting audits, penetration tests and incident investigations, we have often come across legitimate remote administration tools (RAT) for PCs installed on operational technology (OT) networks of industrial enterprises. In a number of incidents that we have investigated, threat actors had used RATs to attack industrial organizations. In some cases, the attackers had stealthily installed RATs on victim organizations’ computers, while in other cases, they had been able to use the RATs that were installed in the organization at the time of the attacks. These observations prompted us to analyze the scope of the threat, including the incidence of RATs on industrial networks and the reasons for using them.

Methodology

The statistical data presented in this paper was collected using the Kaspersky Security Network (KSN) from ICS computers protected by Kaspersky Lab products that Kaspersky Lab ICS CERT categorizes as part of the industrial infrastructure at organizations.

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