corporate networks

A threat actor goes by name “Achilles” selling Internal accounts of multinational corporate networks data on various underground hacking forums. His primary targets include private companies and government organizations.

His recent posts show that he has access to corporate networks of popular organizations such as UNICEF, Transat, and access to Cybersecurity Companies that includes Comodo Group & Symantec.

Achilles uses living-off-the land tactics to gain access within the organization’s network; they use to compromise Remote Desktop Protocol (RDP) or use stolen credentials to connect with the victim network using VPN.

The threat actor gains access to the network through brute-force attacks targeting remote services and external portal, later the actor tries to elevate privileges.

Threat Actor Activities Targeting Corporate Networks

According to AdvIntel, Achilles posted On May 4, 2019, claimed to have access to UNICEF network and two other private sector companies. UNICEF data was priced for $ 4,000, and later the price was dropped o $2,000.

corporate networks
Exposed Corporate Networks Data

“The majority of Achilles offers are related to breaches into multinational corporate networks via external VPN and compromised RDPs. Targets include private companies and government organizations, primarily in the British Commonwealth.”

Achilles found to be active on underground forums for the last seven months, and he attempted to sell access to several multinational companies.

In April 2019, he posted another set of records that includes 600 GB of data from UK companies, RDP & network access.

On May 15, 2019, Achilles posted that he had access to following organizations, but have not provided any evidence proving that they had access to these networks.

corporate networks
High-profile Security Companies
  • Transat (Transat[.]com)
  • Comodo Group
  • Symantec

The threat actor gains high reputation within the underground community, by offering highly sensitive data and the evidence provided.

“AdvIntel investigators assess with a high degree of confidence that Achilles is a credible threat actor which may attempt to escalate and advance their offensive activities against corporate entities and international organizations.”

Last month a hacking group, Fxmsp contains collective of Russian- and English-speaking hackers, claims they have hacked three antivirus companies and extracted sensitive source code from antivirus software, AI, and security plugins from the companies.

According to the hacker, Transat was breached on May 12 or May 13. However, they have not provided any evidence proving that they actually have access to these networks, AdvIntel reported.

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Gurubaran is a PKI Security Engineer. Certified Ethical Hacker, Penetration Tester, Security blogger, Co-Founder & Author of GBHackers On Security.

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