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Rewterz Threat Alert – WannaCry Ransomware – Active IOCs

Severity

High

Analysis Summary

WannaCry is also called WCry or WanaCrptor ransomware malware, this ransomware can encrypt all your data files and demands a payment to restore the stolen information, usually in bitcoin with a ransom amount. WannaCry is one of the most dangerous malware ever used for cyberattacks. The attackers behind WannaCry ransomware uses a tool called Eternal Blue to exploit a vulnerability in the Windows Server Message Block, or SMB Protocol. WannaCry ransomware have caused serious disruptions in healthcare sector and financial sector and locked out users from their data.

Impact

  • File Encryption

Indicators of Compromise

MD5

  • 454756f19829a4a8288627e540833fff
  • 5e9dd515aab64cd84036194d65fdfcf

SHA-256

  • 8bab154341a086bfa4d7fa9cc022148b4d42a932508586582b76eab088eb77e7
  • dd2863509e073e7235658758f8ed3fc12e8f609fbf456093f41c25cf839bfc9a

SHA-1

  • 5508216f982cec89d881b8e50dfa339af753e889
  • c99aea08a3d8044c4caff7c6eb848dc6a29e76ec

Remediation

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