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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

  • 753343f7e482c53bf20a73322d9617c5
  • cf97b12d745bacd0c472da1675eee43e

SHA-256

  • e68e45111b8863637a81e29eeec9b89f4844c617a6a78db919c43a47fa00d870
  • 51f3948bccd0bea7cb9d6f7e33a636be3200cbaf01cd3de42806ac1e1946289b

SHA-1

  • 3f1ba666dd0ce2a0a402e424320716833515f298
  • bb2831b06c0599d0c940da39fd8a9efb35b33759

Remediation

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