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Rewterz Threat Alert – Advanced Attack Tools Target Non-patched Systems to Distribute Cryptocurrency Miners

June 14, 2019
Rewterz

Rewterz Threat Advisory – CVE-2019-5842 – Google Chrome Blink Use-After-Free Vulnerability

June 17, 2019

Rewterz Threat Alert – Nanocore RAT Resurfaces with Fresh Indicators of Compromise

Severity

Medium

Analysis Summary

The NanoCore Remote Access Trojan (RAT) is being spread through malicious documents and url’s. Threat indicators are provided in the alert.

Impact

  • Credential theft
  • Exposure of sensitive information

Indicators of Compromise

IP(s) / Hostname(s)

  • 213[.]238[.]177[.]12
  • 185[.]244[.]31[.]27
  • 185[.]244[.]31[.]137

URLs

  • hxxp[:]//bukis228[.]ddns[.]net
  • hxxp[:]//sistemkalip[.]net/flycheck/Ticketmasterconfirmation3883948383948394[.]7z

Email Address

  • jettashped[@]gmail[.]com
  • jpedragosa[@]novomatic[.]com

Malware Hash (MD5/SHA1/SH256)

  • 5e2a79a613f7afe4cacb4b29d5cd8eb719b44c8208f7939016818c710c228a9a
  • 2a356f3cc5daf93b2b43a54dbe77683b19176870498eaf2e0104db3ca5426e52
  • f9106b2667bca64ff737aa0dd6f1d6e15df6583a14f8d3bdfa682cd792ee7233

Remediation

  • Block all threat indicators at your respective controls
  • Always be suspicious about emails sent by unknown senders
  • Never click on the link/ attachments sent by the unknown senders

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