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 use 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
Indicators of Compromise
MD5
- fab4b9c83e6cec59aacc65a149ee6528
SHA-256
- 6bb133db6ad270a180724bb1a726d1004cff6cf19fb2c33cb0cb6dc727bd18e1
- 873560a24e01b8d13a2f3f439139ab9007229af37e8b68cef4cee4c971ea5f26
- 6a69e3d84799ee2b6ba1c91d91fa7d3b641c67f62005fa6af59b04d615c4d8bb
- a223d7cf0fa6af6beb011b838b032c12afa935a07e42347b68df363baef11aab
SHA-1
- 9854923a1d121037ada38031337b0f6576a7b2b0
Remediation
- Always be suspicious about emails sent by unknown senders.
- Never click on links/attachments sent by unknown senders.
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.