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Rewterz Threat Alert – WannaCry Ransomware – Active IOCs

Severity

High

Analysis Summary

WannaCry – aka WCry or WanaCrptor – is one of the most dangerous ransomware infections that initially surfaced in a worldwide strike in May 2017, affecting over 150 nations. This ransomware outbreak in 2017 wreaked havoc on hospitals, banks, and telecommunication firms all around the world. It has worm-like qualities and uses the SMBv1 vulnerability EternalBlue to propagate through a computer network. WannaCry encrypts user data and demands a Bitcoin payment in order to unlock them.

Impact

  • File Encryption

Indicators of Compromise

MD5

  • 0c694193ceac8bfb016491ffb534eb7c

SHA-256

  • dbf3890b782ac04136c3336814eef97e3c0f4133f9592e882c131c179161b27b

SHA-1

  • 3afa73283d1e17de1bde6cc14e19417e70fc9554

Remediation

  • Block all threat indicators at your respective controls
  • Search for IOCs in your environment.