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Rewterz Threat Advisory – CVE-2019-10936 – Siemens PROFINET Devices Denial of Service Vulnerability
October 11, 2019
Rewterz Threat Alert – Mahalo FIN7 – IOC’s
October 11, 2019

Rewterz Threat Alert – Kimsuky Group – IOC’s

October 11, 2019

Severity

High

Analysis Summary

The Kimsuky group is a threat group that is known to have been behind the KHNP (Korea Hydro & Nuclear Power) cyber terrorism attacks in 2014 and is still active as of 2019. The spear-phishing email used in the attack was designed with the purpose of stealing portal account information and attaching malicious code. The main targets of the attack are government and military officials or reporters.

Impact

  • Credential theft
  • Financial loss

Indicators of Compromise

Malware Hashes:

MD5

  • f22db1e3ea74af791e34ad5aa0297664
  • 4de21c3af64b3b605446278de92dfff4
  • 53ac231e8091abcd0978124f9268b4e4
  • 8b59ea1ee28e0123da82801abc0cce4d

SH256

  • 4f279a55f3658df8206b0b4ca231960a99b51ea3a8a1314a77c3a453ecf5ea2e
  • b40f367c6ec771a7798ec72abff730fb4bba032f18bcc137d572e4119a23f21c

URL

  • http[:]//sariwon[.]co[.]kr/bbs/filter/6EBDB1428052/private64
  • http[:]//sariwon[.]co[.]kr/bbs/filter/6EBDB1428052/secu64_init
  • http[:]//sariwon[.]co[.]kr/bbs/filter/E826DDE74E06/private64
  • http[:]//sariwon[.]co[.]kr/bbs/filter/E826DDE74E06/secu64_init
  • http[:]//www[.]sariwon[.]co[.]kr/bbs/security/scnu/HncCheck[.]zip

Remediation

  • Block all threat indicators at your respective controls.
  • Always be suspicious about emails sent by unknown senders.
  • Never click on the links/attachments sent by unknown senders.
  • Services
    • Asses
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
      • Purple Team Assessment
      • Social Engineering
      • Source Code Review
    • Respond
      • Incident Response
      • Incident Analysis
  • Transform
    • SOC Consultancy
    •     SOC Maturity Assessment
    •     SOC Model Evaluation
    •     SOC Gap Analysis
    •     SIEM Gap Analysis
    •     SIEM Optimization
    •     SOC Content Pack
  • Train
    • Security Awareness and Training
    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
  • Managed Security
    • Managed Security Monitoring
      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
      • Managed Threat Hunting
      • Managed Risk-Based SOAR
      • Managed Penetration Testing
  • Solutions
  • Resources
    • Blog
    • Threat Advisory
  • Company
    • About Us
    • Careers
    • Contact
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